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SERVICE MANUAL© 2014-1 PRINTED IN JA PANRQ017 (K) B5B-7110-00
NX-300(G)UHF DIGITAL TRANSCEIVER
GENERAL .................................................................. 2SYSTEM SET-UP ....................................................... 3REALIGNMENT ......................................................... 3INSTALLATION .......................................................... 6DISASSEMBLY FOR REPAIR ................................... 8CIRCUIT DESCRIPTION ......................................... 13COMPONENTS DESCRIPTION .............................. 19PARTS LIST ............................................................. 21EXPLODED VIEW .................................................... 33PACKING ................................................................. 34TROUBLE SHOOTING ............................................ 35ADJUSTMENT ......................................................... 40TERMINAL FUNCTION ........................................... 62
Does not come with antenna. Antenna is available as an option.
PC BOARD CONTROL UNIT (X53-4590-XX) ........................ 70 TX-RX UNIT (X57-8960-XX) ............................... 74 SUB (GPS) UNIT (X58-5240-10) ........................ 78LEVEL DIAGRAM ................................................... 79INTERCONNECTION DIAGRAM ............................. 80SCHEMATIC DIAGRAM .......................................... 82BLOCK DIAGRAM .................................................. 96OPTIONAL ACCESSORIES KNB-47L (Li-ion Battery Pack) ....................... 100 KNB-48L (Li-ion Battery Pack) ....................... 100 KRA-44G (UHF Helical Antenna) .................... 100SPECIFICATIONS ................................ BACK COVER
NX-300(G) K,K2 NX-300(G) K3,K4
CONTENTS
12 ABC
5 JKL
0
8 TUV
4
7
GHI
PQRS
3 DEF
6 MNO
MIC
#
9 WXYZ
MIC
Knob (Selector)(K29-9408-13)
Knob (Selector)(K29-9408-13)
Knob (Volume)(K29-9407-03)
Knob (Volume)(K29-9407-03)
Helical Antenna(KRA-44G: option)
Badge(B43-1606-04)
Badge(B43-1606-04)
Knob (PTT)(K29-9405-03)
Knob (PTT)(K29-9405-03)
Plastic cabinet assy(18 key)(A02-4003-23)
Plastic cabinet assy(6 key)(A02-4002-23)
Packing (18 key)(G53-1766-11)
This product uses Lead Free solder.This product complies with the RoHS directive for the European market.
NX-300(G)
2
Document CopyrightsCopyright 2014 by JVC KENWOOD Corporation. All
rights reserved.No part of this manual may be reproduced, translated,
distributed, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or other-wise, for any purpose without the prior written permission of JVC KENWOOD Corporation.
DisclaimerWhile every precaution has been taken in the preparation
of this manual, JVC KENWOOD Corporation assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the informa-tion contained herein. JVC KENWOOD Corporation reserves the right to make changes to any products herein at any time for improvement purposes.
INTRODUCTIONSCOPE OF THIS MANUAL
This manual is intended for use by experienced techni-cians familiar with similar types of commercial grade com-munications equipment. It contains all required service infor-mation for the equipment and is current as of the publication date. Changes which may occur after publication are cov-ered by either Service Bulletins or Manual Revisions. These are issued as required.
ORDERING REPLACEMENT PARTSWhen ordering replacement parts or equipment informa-
tion, the full part identifi cation number should be included. This applies to all parts : components, kits, or chassis. If the part number is not known, include the chassis or kit number of which it is a part, and a suffi cient description of the re-quired component for proper identifi cation.
Firmware CopyrightsThe title to and ownership of copyrights for firmware
embedded in KENWOOD product memories are reserved for JVC KENWOOD Corporation. Any modifying, reverse engineering, copy, reproducing or disclosing on an Internet website of the firmware is strictly prohibited without prior written consent of JVC KENWOOD Corporation. Further-more, any reselling, assigning or transferring of the fi rmware is also strictly prohibited without embedding the fi rmware in KENWOOD product memories.
Transceivers containing AMBE+2™ Vocoder:The AMBE+2™ voice coding technology is embedded in
the fi rmware under the license of Digital Voice Systems, Inc.
PERSONAL SAFETYThe following precautions are recommended for personal
safety: • DO NOT transmit until all RF connectors are verifi ed se-
cure and any open connectors are properly terminated. • SHUT OFF and DO NOT operate this equipment near
electrical blasting caps or in an explosive atmosphere. • This equipment should be serviced by a qualifi ed techni-
cian only.
SERVICEThis transceiver is designed for easy servicing. Refer to
the schematic diagrams, printed circuit board views, and alignment procedures contained within.
NOTEYou must use KPG-111D/111DN version 4.40 or later for
this transceiver. KPG-111D/111DN versions earlier than ver-sion 4.40 will not work properly.
GENERAL
NX-300(G)
3
SYSTEM SET-UP
REALIGNMENT
1. Modes
User mode
Panel test mode
Firmware version information
Panel tuning mode
Data programming mode
PC test mode PC tuning mode
PC mode
Clone mode
Firmwareprogramming mode
Mode Function
User mode For normal use.
Panel test modeUsed by the dealer to check the fundamen-tal characteristics.
Panel tuning mode Used by the dealer to tune the transceiver.
PC modeUsed for communication between the trans-ceiver and PC.
Data programming mode
Used to read and write frequency data and other features to and from the transceiver.
PC test modeUsed to check the transceiver using the PC.This feature is included in the FPU.
Firmware program-ming mode
Used when changing the main program of the fl ash memory.
Clone modeUsed to transfer programming data from one transceiver to another.
Firmware version information
Used to confi rm the internal fi rmware ver-sion.
Merchandise received
Choose the type of transceiver
Transceiver programming
Are you using the speaker microphone?
A personal computer, programming interface (KPG-36A/36U), and FPU (programming software) are required for programming. (The frequency, and signaling data are programmed for the transceiver.)
Type DTMF keypadRF power
YesTX/RX 450~520 5W NX-300(G) K3
YesTX/RX 400~470 5W NX-300(G) K4
NoTX/RX 450~520 5W NX-300(G) K
NoTX/RX 400~470 5W NX-300(G) K2
NO
NO(Option)
YESKMC-41/KMC-42W/
KMC-51/KMC-52Speaker microphone
Are you using the voice guide & storage unit?
NO (Option)
YESVGS-1 See pages 6 to 8.
Delivery
Frequency range (MHz)
Are you using the optional antenna? Are you using the GPS function?YES YES
NO
KRA-44G Optional antenna
(Option)
KRA-23/KRA-27Optional antenna
(Option)
NX-300(G)
4
2. How to Enter Each ModeMode Operation
User mode Power ON
Panel test mode [ ] + Power ON
PC mode Received commands from PC
Panel tuning mode Press the [ ] key, in Panel test mode
Firmware programming mode
[ ] + Power ON
Clone mode [ ] + Power ON
Firmware version information
[Side1] + Power ON
3. Panel Test ModeSetting method refer to ADJUSTMENT.
4. Panel Tuning ModeSetting method refer to ADJUSTMENT.
5. PC Mode5-1. Preface
The transceiver is programmed by using a personal com-puter, programming interface (KPG-36A/36U), and FPU pro-gramming software.
The programming software can be used with a PC. Fig-ure 1 shows the setup of a PC for programming.
Fig. 1
5-2. Connection procedure1. Connect the transceiver to the computer using the inter-
face cable.
Note: • You must install the KPG-36U driver in the computer to
use the USB programming interface cable (KPG-36U).
2. When the POWER is switched on, you can immediately enter user mode. When the PC sends a command, the transceiver enters PC mode, and “PROGRAM” is dis-played on the LCD.
When data is transmitting from the transceiver, the red LED blinks.
When data is receiving by the transceiver, the green LED blinks.
Note: The data stored in the computer must match the “Model
Name” when it is written into the fl ash memory.
5-3. KPG-36A description (PC programming interface cable: Option)
The KPG-36A is required to interface the transceiver to the computer. It has a circuit in its D-sub connector (KPG-36A: 9-pin) case that converts the RS-232C logic level to the TTL level.
The KPG-36A connects the universal connector of the transceiver to the RS-232C serial port of the computer.
5-4. KPG-36U description (USB programming interface cable: Option)
The KPG-36U is a cable which connects to a USB port on a computer.
When using the KPG-36U, install the supplied CD-ROM (with driver software) in the computer. The KPG-36U driver runs under Windows XP, Vista, 7 or 8.
The latest version of the USB driver is available for down-load from the following URL:
http://www.kenwood.com/usb-com/(This URL may change without notice.)
5-5. Programming software KPG-111D/111DN (Ver. 4.40 or later) description
The FPU is the programming software for the transceiver supplied on a CD-ROM. This software runs under Windows XP, Vista, 7 or 8 on a PC.
The data can be input to or read from the transceiver and edited on the screen. The programmed or edited data can be printed out. It is also possible to tune the transceiver.
6. Firmware Programming Mode6-1. Preface
Flash memory is mounted on the transceiver. This al-lows the transceiver to be upgraded when new features are released in the future. (For details on how to obtain the fi rm-ware, contact Customer Service.)
REALIGNMENT
1
2 ABC
4
7
GHI3 DEF
MIC
PC
FPU
KPG-36A or KPG-36U
Transceiver
PC
KPG-36A
D-SUB(9-pin)
Transceiver
PC
KPG-36U
USB
NX-300(G)
5
6-2. Connection procedureConnect the transceiver to the personal computer using
the interface cable (KPG-36A/36U). (Connection is the same as in the PC Mode.)
6-3. Programming1. Start up the firmware programming software (Fpro.exe
(ver. 6.20 or later)). The Fpro. exe exists in the KPG-111D/111DN installed folder.
2. Set the communications speed (normally, 115200 bps) and communications port in the confi guration item.
3. Set the fi rmware to be updated by File name item.4. Press and hold the [ ] key while turning the transceiver
power ON. Then, the orange LED on the transceiver lights and “PROGRAM 115200” is displayed.
5. Check the connection between the transceiver and the personal computer, and make sure that the transceiver is in the Program mode.
6. Press “write” button in the window. When the transceiver starts to receive data, the [LOADING] display lights.
7. If writing ends successfully, the checksum is calculated and a result is displayed.
8. If you want to continue programming other transceivers, repeat steps 4 to 7.
Note: This mode cannot be entered if the Firmware Program-
ming mode is set to Disable in the Programming soft-ware.
6-4. Function1. If you press the [Side2] key while “PROGRAM 115200”
is displayed, the display changes to “PROGRAM 19200” (The LED blinks green) to indicate that the write speed is low speed (19200 bps). If you press the [Side2] key again while “PROGRAM 19200” is displayed, the display changes to “PROGRAM 38400” (The LED lights red and orange alternatively). If you press the [Side2] key again while “PROGRAM 38400” is displayed, the display changes to “PROGRAM 57600” (The LED blinks orange). If you press the [Side2] key again while “PROGRAM 57600” is displayed, the display returns to “PROGRAM 115200” (The LED lights orange).
2. If you press the [Side1] key while “PROGRAM 115200” is displayed, the checksum is calculated, and a result is displayed. If you press the [Side1] key again while the checksum is displayed, “PROGRAM 115200” is redis-played.
Note:Normally, write in the high-speed mode.
7. Clone ModeProgramming data can be transferred from one transceiv-
er to another by connecting them via their external universal connectors. The operation is as follows (the transmit trans-ceiver is the source and the receive transceiver is a target).
The following data cannot be cloned. • Tuning data • Embedded message with password • Model name data • ESN (Electronic Serial Number) data
Note:The following data can be cloned. • Fleet (own)/ID (own) for FleetSync • Unit ID (own) for NXDN
Key guide on the Read authorization password input screen. • CONFRM ([ ] key): The password confi rmation • DELETE ([ ] key): Delete the least digit from the current
password number (Press and hold to delete all password numbers)
• SELECT ([ ] key): Determine the least digit of the pass-word number
1. Press and hold the [ ] key while turning the transceiver power ON. If the Read authorization password is set to the transceiver, the transceiver displays “CLONE LOCK”. If the password is not set, the transceiver displays “CLONE MODE”.
2. When you enter the correct password, and “CLONE MODE” is displayed, the transceiver can be used as the cloning source. The following describes how to enter the password.
3. • How to enter the password using the keypad (K3, K4
models only); If one of keys 0 to 9 is pressed while the “CLONE LOCK”
is displayed, the pressed number is displayed on the LCD.
Each press of the key shifts the display in order to the left.
When you enter the password and press the [ ] or [ ] key, “CLONE MODE” is displayed if the entered password is correct. If the password is incorrect, “CLONE LOCK” is redisplayed.
• How to enter the password using the [ ] and [ ] keys;
If the [ ] / [ ] key is pressed while “CLONE LOCK” is displayed, the Read authorization password input screen is displayed.
If the [ ] key or [ ] key is pressed while the Read authorization password input screen is displayed, the number (0 to 9) blinks on the LCD. When you press the [ ] key, the currently selected number is determined.
REALIGNMENT
NX-300(G)
6
If you press the [ ] key after entering the password in this procedure, “CLONE MODE” is displayed if the entered password is correct. If the password is incorrect, “CLONE LOCK” is redisplayed.
4. Power ON the target transceiver.5. Connect the cloning cable (part No. E30-3325-05) to the
universal connectors on the source and target.6. Press the [ ] key on the source while the source displays
“CLONE MODE”. The data of the source is sent to the target. While the target is receiving the data, “PROGRAM” is displayed. When cloning of data is completed, the source displays “END”, and the target automatically oper-ates in the User mode. The target can then be operated by the same program as the source.
7. The other target can be continuously cloned. When the [ ] key on the source is pressed while the source displays “END”, the source displays “CLONE MODE”. Carry out the operation in step 4 to 6.
Note: • Cannot be cloned if the password (overwrite password) is
programmed to the target. • “Model Name” must be same to clone the transceiver.
REALIGNMENT
Cloning cable(E30-3325-05)
1
2ABC
4
7
GHI3DEF
MIC
1
2ABC
4
7
GHI3DEF
MIC
Fig. 2
8. Firmware Version InformationPress and hold the [Side1] key while turning the trans-
ceiver power ON and then keep pressing and holding the [Side1] key, the fi rmware version information appears on the LCD.
INSTALLATION
Preparation before Installing the Option
board■ Removing the GPS PCB1. Remove the two screws from the cover.2. Remove the cover by inserting the tip of a pair of twee-
zers into the screw hole of the cover and prying it open.
NX-300(G)
7
3. Remove the coaxial cable from the GPS PCB. Note: When you remove the coaxial cable from the GPS
PCB, remove perpendicularly to the GPS PCB.
4. Remove the GPS PCB from the connector (CN710) of the Control PCB.
5. Affi x the terminal of the coaxial connector to the fi brous sheet (G11-1362-04) as shown in the fi gure.
6. Fold the fi brous sheet (G11-1362-04) in half, and cover the terminal of the coaxial cable as shown in the fi gure.
7. Insert the fibrous sheet into the slit of the holder as shown in the fi gure.
Coaxial cable
Fibrous sheet(G11-1362-04)
Coaxial connector
GPS PCB
Coaxial cable
Coaxial cable
Fibrous sheet(G11-1362-04)
NX-300(G)
8
DISASSEMBLY FOR REPAIR
1. Precautions for Waterproof • Do not remove the black sheet from the reverse side of
the transceiver (refer to the illustration right). Removal of this sheet decreases the waterproof effi ciency of the transceiver and may cause malfunctions if water seeps into the transceiver.
• The orange packing material on the reverse side of the transceiver is important with respect to the waterproof ef-fi ciency of the transceiver. Do not place stickers or other materials on or around the packing material shown in the fi gure, or on the reverse side of the battery pack. Doing so will impair the waterproof effi ciency of the transceiver and may cause it to break down. Additionally, in order to prevent damage to the packing material, do not allow it to come in contact with foreign materials.
Voice Guide & Storage Unit (VGS-1: Option)■ Installing the VGS-11. Attach the flat spring (G02-1846-03) to the VGS-1 as
shown in the fi gure. Note: Attach the fl at spring so that its convex fi ts the PCB hol-
low of the VGS-1.2. Attach the cushion (G13-1974-04) to the VGS-1 as
shown in the fi gure. Note: Be sure to not cover the VGS-1 connector with the cush-
ion.3. Insert the VGS-1 connector into the connector (CN710)
of the Control PCB.4. Reinstall the cover using the two screws removed in step
1 of “Removing the GPS PCB” described on page 6.
CN710
VGS-1
VGS-1
Flat spring(G02-1846-03)
Convex part
PCB hollow
VGS-1 Flat spring
Cushion(G13-1974-04)21x21x1.0mm
Cushion
The coaxial cable is located under the GPS PCB.
NX-300(G)
9
2. Precautions for Disassembly■ Removing the TX-RX unit from the chassis1. Remove the cord ASSY from the connector of the TX-RX
unit (CN900) a.2. Remove the PTT FPC from the connector of the TX-RX
unit (CN901) b.3. Remove the 14 screws c.4. Anchor the screw hole of the TX-RX unit using the tip of a
pair of tweezers as shown in the fi gure. Then, lift the TX-RX unit to remove it from the chassis d.
CN901PTT FPC
TX-RX unit
Cord ASSY
CN900
a
b
d
c
c ccc
c
c
Note: The illustration of the Sub (GPS) unit and GPS coaxial cable is omitted.
■ Removing the TOP packing (G53-1762-02)1. Pull the TOP packing to the left to remove the packing
that is fi t into the left groove of the chassis a.2. Pull the TOP packing to the right to remove the packing
that is fi t into the right groove of the chassis b.3. Turn back the TOP packing as shown in the fi gure c.4. Remove the TOP packing d.
d
b
c
a
3. Precautions for Reassembly■ Mounting the chassis onto the case1. Place the key top on the chassis. Then, fit the chassis
tightly into the groove of the key top a. Note: Confi rm that the entire groove of the key top fi ts to the
chassis tightly.
2. Mount the chassis onto the case b. Note: After mounting the chassis onto the case, if the 18-key
part on the key top or the Auxiliary (Orange) key part of the VOL/CH packing gets stuck inside the case as shown in the fi gure, return it to the normal position using a soft tipped item (e.g., fi nger) c.
Prying it with a pointed metal tool such as forceps, may damage the key top or packing.
Auxiliary(Orange) key
18-key part
b
a
c
DISASSEMBLY FOR REPAIR
NX-300(G)
10
■ Removing the lithium cell (W09-0971-05) Insert a non-conductive screwdriver to groove of one side
of the socket (CN11, CN401) and pry the lithium cell up from the socket.
■ Installing the lithium cell (W09-0971-05) Insert a lithium cell into one side of the socket (CN11, CN401). Push the lithium cell to insert the lithium cell into the
socket.
■ Affi xing the keyboard ASSY (S79-0472-05) Affi x the keyboard ASSY to the Control unit as shown in
the fi gure. After affixing the keyboard ASSY to the Control unit,
confi rm that the three positioning holes of the keyboard ASSY and the Control unit are not misaligned.
Note: If the holder (Option board) is removed from the Control
unit, it becomes easy to confirm the three positioning holes.
■ Inserting the Volume and Channel switch into the chassis
Insert the volume and channel switch into the chassis with the VOL/CH FPC formed as shown in the fi gure.
■ Forming the VOL/CH FPC, Cord ASSY and Uni-versal connector FPC
Form the VOL/CH FPC, Cord ASSY and Universal con-nector FPC as shown in the fi gure.
VOL/CH FPC
UniversalConnector FPC
Cord ASSY
Note: The illustration of the Sub (GPS) unit and GPS coaxial cable is omitted.
Note: Fold indications are printed on the Cord ASSY and Uni-
versal Connector FPC. “––––” line shows creased line on the top. “- - - -” line shows creased line on the bottom.
CONTTX-RX
J87-0005 S
J87-0007 S
Cord ASSY
Universal Connector FPC
DISASSEMBLY FOR REPAIR
Positioning holes Control unit
KeyboardASSY
VOL/CH FPC
Volume
Channel switch
NX-300(G)
11
■ Changing the channel selector from 16-channel operation to free
1. Remove the channel selector knob.2. Remove the circular nut.3. Remove the mechanical stopper.4. Reassemble the circular nut and channel selector knob
that were removed in steps 1 and 2, in their original posi-tions.
DISASSEMBLY FOR REPAIR
■ Relay hardware (E29-1242-04) installation proce-dure
1. Fit one side of the relay hardware to a right corner of the chassis using a pair of tweezers a.
2. Fit the other side of the relay hardware to the rib of the chassis b.
ba
Channel selector knob(K29-9408-13)
Circular nut(N14-0844-04)
Mechanical stopper(D32-0446-14)
■ Forming the GPS coaxial cable (E37-1718-05) Form the GPS coaxial cable as shown in the fi gure.
NX-300(G)
12
DISASSEMBLY FOR REPAIR
■ Assembly Information (Sheet/Cushion) When “Main Parts” is changed (ordered), “Assembled
Sheet / Cushion” should also be changed (ordered) to-gether.
The Sticker and Sheet etc are non-reusable parts. It re-quires the new one to get the radio’s performance after repairs.
For example, when “Plastic Cabinet (A02-4002-23 (6-key)/A02-4003-23 (18-key))” is changed, “Sticker (B42-7417-04)”, “Badge (B43-1606-04)” and “Fibrous Sheet (G10-1373-04)” should be ordered and changed together be-cause Sticker (B42-7417-04), Badge (B43-1606-04) and Fibrous Sheet (G10-1373-04) are non-reusable.
Main Parts Assembled Sheet/ Cushion
Part Name Part Number Part Name Part Number Remark
Plastic Cabinet (6-key) A02-4002-23 Sticker B42-7417-04 “NEXEDGE” is printed.
Badge B43-1606-04 “KENWOOD” is printed.Plastic Cabinet (18-key) A02-4003-23 Fibrous Sheet (SP) G10-1373-04
LCD ASSY B38-0923-05 Adhesive Sheet (LCD) J99-0714-04
Used for fi xing the LCD ASSY on the Illumination Guide (LCD).Also used for fi xing the Illumination Guide (LCD) on the Control Unit.
Cord ASSY (50-pin FPC)
X42-3510-10 Cushion (50-pin FPC) G13-2293-04
Speaker T07-0755-25
Rubber Cushion (SP) G11-4272-14
Sheet (SP) G11-4458-14Used for stabilizing the waterproof performance.“•” (a hole) on the Sheet (SP) shows the upper side (6-key FPC side).
Switch Unit (6-key FPC) X41-3840-10
Adhesive Sheet (6-key FPC)
J99-0745-04Used for fi xing the Switch Unit (6-key FPC) from the back side of the Holder (FG-SP) before soldering.
Adhesive Sheet (6-key FPC)
J99-0712-14Used for fi xing the Switch Unit (6-key FPC) on the Holder (FG-SP).
Switch Unit (PTT FPC) X41-3830-10
Sheet (PTT) G11-4428-04Used for fi xing the Push Knob (PTT) on the Switch Unit (PTT FPC) and stabilizing the waterproof performance.
Adhesive Sheet (PTT FPC)
J99-0711-04 Used for fi xing the Switch Unit (PTT FPC) on the Chassis.
Chassis A10-4186-04
Relay Hardware (VCO-Chassis)
E29-1242-04 Used for stabilizing the shield performance of the VCO.
Sheet (Air) G11-4500-04This sheet is put on the leak check hole.This sheet lets air through, but does not let water through.
Rubber Sheet (FET) G11-4429-04 Used for stabilizing the radiation performance of the FET.
Sheet (Air) G11-4440-04 This sheet is a protect cover of the sheet (G11-4500-04).
Cushion (ANT) G13-2220-04 Used for fi xing the Terminal ASSY.
Terminal Block E72-0425-03Adhesive Sheet (Terminal Block)
J99-0747-04Used for fi xing the Terminal Block and the Packing (Terminal Block).
NX-300(G)
13
CIRCUIT DESCRIPTION
1. OverviewThe NX-300(G) is a UHF portable transceiver designed
to operate in the frequency range of 450 to 520MHz (K,K3) or 400 to 470MHz (K2,K4). The unit consists of receiver, transmitter, phase-locked loop (PLL) frequency synthesizer, base band parts, power supply, and control circuits.
2. Frequency Confi gurationThe receiver is a double-conversion superheterodyne us-
ing the fi rst intermediate frequency (IF) of 58.05MHz and the second IF of 450kHz. Incoming signals from the antenna are mixed with the local signal from the PLL circuit to produce the fi rst IF of 58.05MHz. This is then mixed with the 57.6MHz second local oscillator output to produce the 450kHz second IF. The transmit signal frequency is generated by the PLL VCO, and modulated by the signal from the DSP. It is then amplifi ed and fed to the antenna.
x3
57.6MHz
ANTSW
RFAMP
MIXIF AMP
PLLVCO
Bas
e ba
nd c
ircui
t
ANTTX/RX: 450~520MHz (K,K3)TX/RX: 400~470MHz (K2,K4)
450~520MHz (K,K3)400~470MHz (K2,K4)
MCF
CF450kHz
58.05MHz19.2MHz391.95~
461.95MHz (K,K3)341.95~411.95MHz (K2,K4)
PAAMP
TXAMP
VCTCXO
AFAMP
MICAMP
1st MIX SP
MIC
Fig. 1 Frequency confi guration
Fig. 2 RF and IF circuit
3. Receiver System3-1. RF Circuit
An incoming RF signal from the antenna terminal is passed through the antenna switch (D606, D607, D709, D711) and then the bandpass fi lter (L721, L722). The band-pass fi lter is adjusted by a variable capacitor. The input volt-age to the variable capacitor is regulated by the voltage out-put from the D/A converter (IC703). The signal is amplifi ed by an RF amplifi er (Q705), and passed through the band-pass fi lter (L713, L714, L715). The resulting signal is applied to the fi rst mixer (Q703), where it is mixed with the fi rst local oscillator signal output from the frequency synthesizer to produce the fi rst IF (58.05MHz).
3-2. IF CircuitThe fi rst IF signal is passed through a four-pole mono-
lithic crystal fi lter (XF700) to reject adjacent channel signals. The fi ltered fi rst IF signal is amplifi ed by the fi rst IF amplifi er (Q701) and then applied to the lF system IC (IC701). The IF system IC provides a second mixer, AGC amplifi er, and RSSI (Received Signal Strength Indicator).
The second mixer mixes the first IF signal with the 57.6MHz of second local oscillator output and produces the second IF signal of 450kHz.
The second IF signal is passed through the ceramic fi lter (CF700) to reject the adjacent channel signal. The fi ltered second IF signal is amplifi ed by the AGC amplifi er.
The signal from the AGC amplifi er is input to the ASIC (IC108) through the ceramic fi lter (CF701) and operational amplifi er (IC700).
IC413
INA
MT
IC713(2/2)
IC409
SWSW
IC701MIX, AGC
EX
AM
T
IC704 IC707
IC108ASIC
IC102DSP
IC408
IC700
IC412
IC703
AMT
VOL
CF701
BPF
IF AMPQ701
MCFXF700
BPF
Q700
2nd OSCX500
19.2MHz
VCTCXO x3
CF700
BPF
INT. SP
EXT. SP
RF AMPQ705
LPF
ANT
ANTSW
1st MIXQ703L612~L614
BPF
L713~L715
1st PLL OSC (PLL)
BPF
L721,L722
D606,D607D709,D711
NX-300(G)
14
3-3. Audio Amplifi er CircuitAudio processing (high-pass filter, low-pass filter, de-
emphasized and so on) at FM mode and decoding at NXDN mode are processed by DSP. The audio signal from IC108 and IC102 goes through the amplifier (IC704). The signal then goes through a mute switch (IC707), amplifi er (IC713), electronic volume control (IC703), and AF amplifi er (IC408).
While busy, AMT becomes Low to turn IC707 on, and the signal is fed to the AF switch. While INAMT is High, the AF switch (IC409) selects the internal speaker, and the audio signal is fed to the internal audio power amplifi er (IC413), and output to the internal speaker. While EXAMT is High, the AF switch (IC409) selects the external speaker, and the au-dio signal is fed to the external audio power amplifi er (IC412), and output to the external speaker. The power supply for IC413 and IC412 is turned on while INAMT or EXAMT is High.
The speaker is switched by the logic of the speaker switching terminal SSW on the universal connector. When the SP-MIC is not attached, SSW becomes High. IC108 detects the logic of SSW and activates either INAMT or EX-AMT.
Q406
Q405
IC409
IC413
VDD
INT. SP
SHUT DOWN
B
INAMT
EXAMT
AF signalfrom IC408
IC412
VDD
EXT. SP
SHUT DOWN
Fig. 3 Audio amplifi er circuit
3-4. Squelch CircuitIt amplifies the demodulated noise signal from IC108
after fi ltering through the BPF circuit. Then, the amplifi ed sig-nal is converted to a DC signal by the detection circuit. The converted signal is fed back to IC108.
DET
IC108
IC702(1/2)
ASQAPC
ASQDET
LPF
IC711(2/2)
HPF
Q704
AMP
D705
RECT
IC711(1/2)
AMP
Fig. 4 Squelch circuit
4. Transmitter System4-1. Audio Band Circuit
The signal from the internal microphone goes through the mute switch (Q5). When the SP-MIC is not attached, the microphone switching terminal (MSW) on the universal con-nector becomes High, and the mute switch (Q5) is turned on. When the SP-MIC is attached, MSW is connected to GND inside the SP-MIC. For this reason, Q5 is turned off, the internal microphone is muted, and only the input of the external microphone is supplied to the microphone ampli-fi er. The signal from the microphone goes through the mute switch (Q707), and is amplifi ed by IC716 (1/2) and limited by the AGC circuit which is composed of D703, D704, Q705 and Q706.
4-2. Base Band CircuitThe audio signal output from the base band circuit is con-
verted to digital data with a sampling frequency of 48kHz. This digital data is sent to the DSP (IC102), and voice sig-nals of 300Hz or lower and frequencies of 3kHz or higher are cut off and an audio range of 300Hz to 3kHz is extracted. The audio signal is then pre-emphasized in FM mode and synthesized with the signals, such as QT and DQT, as re-quired, and is then output from IC108. In Digital mode, the audio signal is converted to the 4-Level FSK base band sig-nal and output from IC108. The DTMF and MSK base band signals are also generated by the DSP and output by IC108.
LPF (IC705) works as a smoothing fi lter. The DAC (IC703) assigns the base band signal to the VCO and VCTCXO (X500). At this time, the level output according to the trans-mit carrier is fine-adjusted according to each modulation method.
SW
Q707 IC712
MM
AMP
IC710(1/2)
LPF
IC706
LPF
IC705(1/2)
AMP IC703
IC710(2/2)
IC108ASIC
IC102DSP
LPF
IC705(2/2)
AMP
IC501
AMP
VCTCXO
X500
VCO
IC504
AMP
AGC
IC716(1/2)
D703,D704Q705,Q706
SW
Q5
Q4
SW
MSW
SCSW
INT. MIC
EXT. MIC
Fig. 5 Audio band and Base band circuit
CIRCUIT DESCRIPTION
NX-300(G)
15
4-3. VOXIC716 (2/2) amplifi es the audio signal captured in the mi-
crophone. The signal is then converted into the DC voltage, rectifi ed by D706. The DC voltage activates the ASIC (IC108), and the VOX starts.
4-4. Drive and Final Amplifi erThe signal from the T/R switch (D601 is on) is amplifi ed
by the drive amplifi er (Q601,Q602 and Q603) to 25~27dBm. The output of the drive amplifi er is amplifi ed by the RF pow-er amplifi er (Q606) to 5.0W (1W when the power is low). The RF power amplifi er is MOS FET. The output of the RF power amplifier is then passed through the harmonic filter (LPF) and antenna switch (D606, D607 are on) and applied to the antenna terminal.
4-5. APC CircuitThe APC circuit always monitors the current flowing
through the RF power amplifi er (Q606) and keeps a constant current. The voltage drop at R642, R645 and R647 is caused by the current fl owing through the RF power amplifi er and this voltage is applied to the differential amplifi er (IC600 1/2). IC600 (2/2) compares the output voltage of IC600 (1/2) with the reference voltage from IC108, and the output of IC600 (2/2) controls the VGG of Q602, Q603 and Q606 to make the both voltages the same. The change of power high/low is carried out by the change of the reference voltage. Q607, Q608 and Q610 are turned on and Q604 and Q605 are turned off in transmit and the APC circuit is active.
Fig. 6 Drive and fi nal amplifi er and APC circuit
FinalAMP
VDD
R642
VGG
IC600(1/2)
FromT/R SW(D601)
REFVOL
(IC108)
+B
LPFANTSW
D606,D607Q606
Pre-DriveAMP
Q602
RF AMP
Q601
DriveAMP
Q603
ANT
R645
R647
IC600(2/2)
5. PLL Frequency Synthesizer5-1. VCTCXO (X500)
VCTCXO (X500) generates a reference frequency of 19.2MHz for the PLL frequency synthesizer. This reference frequency is applied to pin 9 of the PLL IC (IC502) and con-nected to the IF circuit as a 2nd local signal through the Tripler (Q700). The VCTCXO oscillation frequency is deter-mined by the DC voltage of the VC terminal. The VC voltage is fi xed to 1.65V by R500 and R501, and supplied to the VC terminal through IC501. The modulation signal is also fed to the VC terminal through IC501.
The frequency adjustment is achieved by switching the ratio of the dividing frequency that is not adjusted by the DC voltage impressed to the VC. The resolution of the adjusting frequency is approximately 4Hz.
5-2. VCOThere is a RX VCO and a TX VCO.The TX VCO (Q509) generates a transmit carrier and the
RX VCO (Q508) generates a 1st local signal. For the VCO oscillation frequency, the transmit carrier is 450 to 520MHz (K,K3) or 400 to 470MHz (K2,K4) and the 1st local signal is 391.95 to 461.95MHz (K,K3) or 341.95 to 411.95MHz (K2,K4).
The VCO oscillation frequency is determined by one sys-tem of operation switching terminal “T/R” and two systems of voltage control terminals “CV” and “ASSIST”.
The operation switching terminal, “T/R”, is controlled by the control line (/T_R) output from the ASIC (IC108). When the /T_R logic is low, the VCO outputs the transmit carrier and when it is high, it outputs a 1st local receive signal.
The voltage control terminals, “CV” and “ASSIST”, are controlled by the PLL IC (IC502) and ASIC (IC108) and the output frequency changes continuously according to the applied voltage. For the modulation input terminal, “VCO_MOD”, the output frequency changes according to the ap-plied voltage. This is used to modulate the VCO output. “VCO_MOD” works only when “/T_R” is low.
CIRCUIT DESCRIPTION
NX-300(G)
16
5-3. PLL IC (IC502)The PLL IC compares the differences in phases of the
VCO oscillation frequency and the VCTCXO reference fre-quency, returns the difference to the VCO CV terminal and realizes the “Phase Locked Loop” for the return control. This allows the VCO oscillation frequency to accurately match (lock) the desired frequency.
When the frequency is controlled by the PLL, the fre-quency convergence time increases as the frequency differ-ence increases when the set frequency is changed. To sup-plement this, the ASIC is used before control by the PLL IC to bring the VCO oscillation frequency close to the desired frequency. As a result, the VCO CV voltage does not change and is always stable at approximately 2.5V.
The desired frequency is set for the PLL IC by the ASIC (IC108) through the 3-line “SDO1”, “SCK1”, “/PCS_RF” se-rial bus. Whether the PLL IC is locked or not is monitored by the ASIC through the “PLD” signal line. If the VCO is not the desired frequency (unlock), the “PLD” logic is low.
5-4. Local Switch (D600, D601)The connection destination of the signal output from the
buffer amplifier (Q600) is changed with the diode switch (D601) that is controlled by the transmission power supply, 50T, and the diode switch (D600) that is controlled by the receive power supply, 50R. If the 50T logic is high, it is con-nected to a send-side pre-drive (Q601). If the 50T logic is low, it is connected to a receive-side mixer (Q703).
6. Control CircuitThe control circuit consists of the ASIC (IC108) and its
peripheral circuits. IC108 mainly performs the following;1) Switching between transmission and reception by PTT
signal input.2) Reading system, zone, frequency, and program data from
the memory circuit.3) Sending frequency program data to the PLL.4) Controlling squelch on/off by the DC voltage from the
squelch circuit.5) Controlling the audio mute circuit by decode data input.
6-1. ASICThe ASIC (IC108) is a 32-bit RISC processor, equipped
with peripheral function and ADC/DAC.This ASIC operates at 18.432MHz clock and 3.3V /1.5V
DC. It controls the fl ash memory, SRAM, DSP, the receive circuit, the transmitter circuit, the control circuit, and the dis-play circuit and transfers data to or from an external device.
LoopFilter
BUFFAMP
RippleFilter
VCO
150C
VCTCXO
PLLIC
IC502 Q512
Q508,Q509D506,D507,D510,D511
D514~D517,D519
BUFFAMP
Q600
50C
LPF
SDO1SCK1
/PCS_RF
X50019.2MHz
T/RSW
D600,D601
to TX stage
50T
50R
to 1
st M
ixer
IC504(1/2)
Q504
Q503
IC503
CV
VCO_MOD
ASSIST
Fig. 7 PLL block diagram
CIRCUIT DESCRIPTION
NX-300(G)
17
6-2. Memory CircuitThe memory circuit consists of the ASIC (IC108) and the
SRAM(IC103) and fl ash memory (IC101). The fl ash memory has capacity of 32M-bit that contains the transceiver control program for the ASIC and stores the data. It also stores the data for transceiver channels and operating parameter that are written by the FPU. This program can be easily written from external devices. The SRAM has capacity of 1M-bit that contains work area and data area.
■ Flash memoryNote: The fl ash memory stores the data that is written by the FPU (KPG-111D), tuning data (Deviation, Squelch, etc.) ,and fi rmware program (User mode, Test mode, Tuning mode, etc.). This data must be rewritten when replacing the fl ash memory.
■ SRAM (Static memory)Note: The SRAM has temporary data area and work area.When the power supply is off, it is backed up by an internal secondary lithium battery. Therefore, the saved data is not lost.
■ Real-time clockThe clock function is based on real-time clock IC (IC106).
When the power supply is off, it is backed up by an internal secondary lithium battery.
6-3. LCDThe LCD is controlled using the bus lines on the connec-
tor (CN1) of the Control unit (X53-426). It corrects the LCD contrast voltage using IC1.
6-4. Key Detection CircuitKeys are detected using the key scan circuit in IC108.
The /KEYI* signals that are normally pulled down go high when any key is pressed.
6-5. Low Battery WarningThe battery voltage is divided using R444 and R445 and
is detected by the ASIC (IC108). When the battery voltage falls below the voltage set by the Low battery warning ad-justment, the red LED blinks to notify the operator that it is time to replace the battery. If the battery voltage falls even more (approx. 5.8V), a beep sounds and transmission stops.
Low battery warning Battery condition
The red LED blinks during transmission.
The battery voltage is low but the transceiver is still usable.
The red LED blinks and the warning tone beeps while the PTT switch is pressed.
The battery voltage is low and the transceiver is not usable to make calls.
6-6. DSPThe DSP circuit consists of a DSP (IC102) and process-
es the base band signal. The DSP operates on an external clock of 18.432MHz (the same as the IC108), the I/O section operates at 3.3V and the core section operates at 1.5V. The DSP carries out the following processes: • 4 Level FSK processing • Analog FM pre-emphasis/de-emphasis • Vocoder processing between audio codec and modula-
tion/demodulation • CAI processing, such as error correction encoding • QT/DQT encoding/decoding • LTR encoding/decoding • DTMF encoding/decoding • MSK encoding/decoding • 2-tone encoding/decoding • Compressor/expander processing • Voice scrambler processing • Transmit/receive audio fi ltering processing • Microphone amplifi er AGC processing • Audio mute processing • Modulation level processing
7. Power Supply CircuitThe battery voltage (+B) is provided from the battery ter-
minal on the TX-RX unit (X57). The battery voltage passes through the 2.5A fuse (F900), and goes to the RF fi nal am-plifi er, AVR ICs (IC902, IC903), and Control unit (X53).
In the control unit, +B is connected to the DC/DC (IC407), AVR ICs (IC411, IC708, IC416), and voltage detector IC (IC414). The voltage detector watches the battery voltage. If the battery voltage is 5.6V or higher, the detector outputs High. While the output of IC414 is High, IC416 and Q409 provide 3.1V (31BU) to the backup-section.
When the VOL SW is turned on, SB1 becomes high (bat-tery voltage). The DC/DC (IC407) operates if both SB1 and the output of the detector are high. IC407 outputs 3.8V and it activates IC404 (33M), IC717 (15M), and IC406 (33A). As a result, the ASIC and DSP operate.
The SBC signal becomes High after the ASIC operates, IC708 (5A), Q403 on the Control unit (SB2) and Q901 on the TX-RX unit (SB3) are turned on. IC901 and IC903 operate by turning on these AVR ICs and FET switches.
The 5UC signal becomes High when an option is in-stalled on the universal connector. Then IC411 (50U) oper-ates.
When the /SAVE signal becomes High, IC902 (50C) operates. The output of IC902 is connected to three FET switches (Q902, Q903, Q905). When the SBC signal be-comes High, IC903 (33C) operates. The FET switches are controlled by the CPU. Q905 (50T) is turned on in transmit mode. Q902 (50R) and Q903 (50IF) are turned on in receive mode.
When the VOL SW is turned off the /PSW signal be-comes Low. After detecting the /PSW signal, the ASIC changes SBC signal to Low. Then the power supplies except IC416 (31BU) stop.
CIRCUIT DESCRIPTION
NX-300(G)
18
Fig. 8 Power supply circuit
CIRCUIT DESCRIPTION
8. Signaling Circuit8-1. Encode (QT/DQT/LTR/DTMF/2-tone/MSK)
Each signaling data signal of QT, DQT, LTR, DTMF, 2-tone and MSK is generated by the DSP circuit, super-posed on a modulation signal and output from IC108. The modulation balance of the QT/DQT/LTR signal is adjusted by the D/A converter (IC703) and the resulting signal is routed to the modulation input of the VCO and VCXO (X500). Each deviation of the TX QT, DQT, LTR, DTMF, 2-tone and MSK tone is adjusted by changing the output level of IC108 and the resulting signal is routed to the VCO and VCXO. The RX DTMF tone is routed to the receive audio signal system, and is output from the speaker.
8-2. Decode (QT/DQT/LTR/DTMF/2-tone/MSK)The audio signal is removed from the FM detection signal
sent to the DSP circuit and the resulting signal is decoded.
9. Compander CircuitThe term “compander” means compressor and expander.
The compander reduces noise by utilizing a compressor and an expander. The transceiver contains a DSP (IC102) to perform this operation. The transceiver compander can be turned on or off using the FPU.
10. GPS CircuitThe GPS information function can be used by setting it
through the FPU. When the GPS information function is en-abled, the AVR (IC4/GPS) is enabled by the OPT5, and is supplied to the GPS circuit.
The GPS circuit block consists of a TX-RX unit and a GPS unit (X58). The circuit from an antenna to LNA is on a TX-RX unit. This output is connected to the GPS unit by the coaxial cable.
The GPS signal of 1575.42MHz received with the an-tenna (with GPS band) is passed by the HPF and BPF (L605/TX-RX) and is amplified by the LNA (IC881/TX-RX). The GPS signal is processed by the GPS IC (IC1/GPS) and in-put to the ASIC (IC108/CONT) through the UART port. The ASIC (IC108/CONT) processes the GPS data (NMEA) and sends the resulting information to the LCD.
The GPS IC operates in stand-alone. Operating voltage is 3.1V. When the transceiver power is off, the GPS IC will be backed up with the internal coin battery. When the battery pack is removed, the GPS IC will be backed up for about one day in a coin battery. But if the GPS IC has never had the position fi xed, it will not be backed up.
When the GPS function is enabled, the consumption cur-rent increases by about 70 mA.
Q90550T SW
Q90250R SW
Q90350IF SW
IC902AVR
/SAVE
/5TC
5RC
SBC
CN900
50R
50IF
+B
50C
50T
RX circuit
RF Final AMPAPC
VCO
TX circuit
IF circuit
IC901DC/DC
150CAssist, Tune
IC403DC/DC
-10VLCD Bias
31BUSRAM, RTC
IC903AVR IC
33C PLL, VCTCXOGPS circuit
Q901SB3 SW
SB3TX/Busy LED
F900
2.5A
IC411AVR IC
5UC50U
Universal
IC416AVR IC Q409
31BU
IC708AVR IC
5A
Q403SB2 SW
SBCSB2 BackLight
Key Light
33M
SB1
ASIC, DSP I/O,Flach, LCD DRV
IC407DC/DC IC404
AVR
VOL SW
15MASIC, DSP coreIC717
DC/DC
33A
/PSW
/BINT
ASIC Analog,Audio
IC406AVR
IC414Detect
Q408AND
D408OR
D412OR
Q402Lvl Conv
IC108ASIC
Q401Lvl Conv
CN404
Control unit (X53)
SBC
TX-RX unit (X57)
31VIC4AVR IC
5A CN710
CN10
Sub (GPS) unit (X58)
GPS moduleBuffer
V_BCKPLithium cell
NX-300(G)
19
Control unit (X53-4590-XX)Ref. No. Part Name Description
IC1 IC LCD contrast
IC101 IC Flash memory
IC102 IC DSP
IC103 IC SRAM
IC104 IC 2 input AND gate
IC105 IC Reset
IC106 IC RTC
IC107 IC Buffer
IC108 IC ASIC
IC109 IC 2 input AND gate
IC401,402 IC Bus switch
IC403 IC Voltage doubling inverter
IC404 IC Voltage regulator (33M)
IC406 IC Voltage regulator (33A)
IC407 IC DC/DC converter
IC408 IC AF AMP
IC409 IC AF switch
IC411 IC Voltage regulator (50U)
IC412,413 IC Audio AMP
IC414 IC Reset
IC415 IC 2 input AND gate
IC416 IC Voltage regulator
IC417,418 IC Dual bus buffer
IC701 IC I/O control
IC702 IC APC LPF
IC703 IC D/A converter
IC704 IC RX AF LPF
IC705 IC Modulation LPF
IC706 IC MIC AMP
IC707 IC RX AF switch
IC708 IC Voltage regulator (5A)
IC709 IC Sidetone mute
IC710 IC MOD/MIC summing AMP
IC711 IC SQL BPF/SQL DC AMP
IC712 IC MIC switch
IC713 IC 1.65V REF/RX summing AMP
IC714 IC OPT switch
IC715,716 IC VOX AMP
IC717 IC DC/DC converter (15M)
Q1,2 Transistor LCD backlight switch
Q3 FET LCD backlight switch
Q4 FET MIC mute control
Q5 FET MIC mute switch
Q101,102 Transistor 12key backlight switch
Ref. No. Part Name Description
Q103 FET 12key backlight switch
Q401,402 FET Level converter
Q403 Transistor SB2 switch
Q404 FET SB2 switch control
Q405 FET AF AMP switch
Q406,407 Transistor Voltage regulator (AF AMP)
Q408,409 Transistor DC switch
Q410 FET DC switch
Q411 FET Level converter
Q412 FET DC switch control
Q413~415 Transistor DC switch
Q702 FET Tone switch
Q703 FET W/N noise switch
Q704 Transistor SQL noise AMP
Q705,706 Transistor MIC AGC
Q707 FET MIC mute
D1,2 LED 12key backlight
D3,4 LED LCD backlight
D5,6 LED 12key backlight
D7,8 LED LCD backlight
D9,10 LED 12key backlight
D11 Diode LCD backlight switch
D12~16 Diode Reverse current prevention
D17~21 Zener diode Surge absorption
D22,23 Diode Surge absorption
D101 Diode 12key backlight switch
D102 Diode Reverse current prevention
D401~404 Diode 12key control
D405,406 Diode DC/DC converter
D407 Diode Over voltage prevention
D408 Diode DC/DC converter control
D409,410 Diode SP control
D411 Diode RTC BATT control
D412 Diode DC switch control
D413 Diode RTC BATT control
D414,415 Diode Reverse current prevention
D416 Diode 33M control
D417 Diode 33A control
D701 Diode 5A switch
D702 Diode PLD control
D703,704 Diode Detector
D705 Diode Noise detector
D706 Diode VOX detector
D707 Diode VOX
COMPONENTS DESCRIPTION
NX-300(G)
20
TX-RX unit (X57-8960-XX)Ref. No. Part Name Description
IC404 IC OP AMP (RSSI/VAGC)
IC500 IC Temperature sensor
IC501 IC AF AMP for TCXO MOD
IC502 IC PLL IC
IC503 IC DC AMP for VCO tune
IC504 IC OP AMP (VCO MOD/APC)
IC600 IC Auto power control
IC700 IC Buffer
IC701 IC FM IC
IC702,703 IC DC AMP for BPF
IC881 IC LNA (for GPS)
IC900 IC 50T control
IC901 IC DC/DC converter
IC902 IC Voltage regulator (50C)
IC903 IC Voltage regulator (33C)
Q503 Transistor Ripple fi lter
Q504 FET Buffer AMP
Q507 Transistor Ripple fi lter
Q508,509 FET VCO oscillation
Q510,511 FET T/R switch
Q512,600 Transistor Buffer AMP
Q601 Transistor RF AMP
Q602 FET Pre-drive AMP
Q603 FET Drive AMP
Q604 Transistor APC switch
Q605 FET APC switch
Q606 FET RF fi nal AMP
Q607 Transistor APC switch
Q608 FET APC switch
Q610 Transistor APC switch
Q700 Transistor 2nd Local tripler
Q701 Transistor IF AMP
Q703 FET Mixer
Q704 Transistor Ripple fi lter
Q705 FET RF AMP
Q706 FET RF AGC
Q900 Transistor TX/RX LED switch
Q901 FET SB3 switch
Q902 FET 50R switch
Q903 FET 50IF switch
Q904 FET DC/DC converter switch
Q905 Transistor 50T switch
D501 Diode Ripple fi lter
D505 Diode Bypass diode
Ref. No. Part Name Description
D506,507,D510,511
Variable capaci-tance diode
Frequency control
D514~517Variable capaci-tance diode
Frequency control
D518 Diode Ripple fi lter
D519Variable capaci-tance diode
TX modulation
D600,601 Diode Local switch
D604 Zener diode APC switch
D605 Zener diode APC protect
D606,607 Diode Antenna switch
D608,611 Diode APC switch
D700 Diode Ripple fi lter
D702~704Variable capaci-tance diode
Vari-cap tune
D705 Diode RF AGC
D706,708Variable capaci-tance diode
Vari-cap tune
D709 Diode Antenna switch
D710Variable capaci-tance diode
Vari-cap tune
D711 Diode Antenna switch
D881,882 Zener diode
D900 LED TX/RX LED
D901 Diode Reverse protection
D902 Diode 50T control
D902 Diode 50T control
Sub (GPS) unit (X58-5240-10)Ref. No. Part Name Description
IC1Electric circuit module
GPS receiver module
IC2 IC Buffer
IC4 IC Voltage regulator
D2 Diode Backfl ow prevention
COMPONENTS DESCRIPTION
NX-300(G)
indicates safety critical components.Parts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
L : Scandinavia K : USA P : CanadaY : PX (Far East, Hawaii) T : England E : Eu ropeC : China X : Australia M : Oth er Areas
21
Ref. No. Ad dress Parts No. Description Desti-nation Ref. No. Ad dress Parts No. Description Desti-
nation
PARTS LISTPARTS LIST
NX-300(G)CONTROL UNIT (X53-4590-XX)
1 1B A02-4002-23 PLASTIC CABINET (6KEY) K,K22 1A A02-4003-23 PLASTIC CABINET (18KEY) K3,K43 3A A10-4186-04 CHASSIS 4 2B A62-1156-02 PANEL (TOP)
6 1B,1D B09-0712-03 CAP ACCESSORY 7 1A B11-1853-34 FILTER (LCD) 8 1A B11-1854-02 ILLUMINATION GUIDE (LCD) 9 3B B11-1855-04 ILLUMINATION GUIDE (TX/BUSY) 10 1A B38-0923-05 LCD ASSY
11 1A B42-7417-04 STICKER (NEXEDGE) 12 1B B43-1606-14 BADGE (KENWOOD) 13 2D B62-2608-00 INSTRUCTION MANUAL
15 2B D32-0446-14 STOPPER (16CH)
16 2A E29-1241-04 RELAY HARDWARE (X57 PCB) K2,K417 2A E29-1241-04 RELAY HARDWARE (VCO-PCB) 18 3A E29-1242-04 RELAY HARDWARE (VCO-CHASSIS) 19 2A E37-1718-05 LEAD WIRE WITH CONNECTOR (GPS)20 3B E58-0532-05 RECTANGULAR RECEPTACLE (SP/MIC)
21 3B E72-0425-03 TERMINAL BLOCK
23 3A F07-1959-04 COVER (OP BOARD) 24 2A F10-3162-03 SHIELDING CASE ASSY
25 2A G02-1865-03 EARTH SPRING (SP) 26 2A G10-1362-04 FIBROUS SHEET (GPS)27 1A G10-1373-04 FIBROUS SHEET (SP) 28 2B G10-1807-04 FIBROUS SHEET (TOP PANEL) 29 2A G11-4272-14 RUBBER CUSHION (SP)
30 3A G11-4428-04 SHEET (PTT) 31 3A G11-4429-04 RUBBER SHEET (FET) 32 3A G11-4440-04 SHEET (AIR) 33 2A G11-4458-14 SHEET (SP) 34 2A G11-4459-04 SHEET (TX-RX PCB)
35 1A G11-4497-04 SHEET (LCD-HOLDER)36 3A G11-4500-04 SHEET (AIR)37 2A G11-4501-04 SHEET (MIC ELEMENT) 38 1B G11-4540-04 SHEET (CABINET)39 2A G13-1856-04 CUSHION (GPS)
40 2A,3A G13-2220-04 CUSHION (ANT/GPS) 41 2A G13-2292-04 CUSHION (TX-RX PCB) 42 2A G13-2293-04 CUSHION (50PIN FPC) 43 2A G13-2294-04 CUSHION (BATT-) 44 3B G53-1762-02 PACKING (TOP)
45 3B G53-1763-03 PACKING (TERMINAL BLOCK) 46 3A G53-1764-03 PACKING (OP BOARD) 47 1B G53-1765-11 PACKING (6KEY) K,K248 1A G53-1766-11 PACKING (18KEY) K3,K449 2B G53-1768-04 PACKING (VOL,SELECTOR O-RING)
50 1B,1D G53-1769-04 PACKING (CAP) 51 2B G53-1792-04 PACKING (SMA O-RING)
53 1D,2D H12-4293-02 PACKING FIXTURE54 2D H13-2135-04 CARTON BOARD55 3C H52-2619-02 ITEM CARTON CASE
57 2A J19-5505-11 HOLDER (FG-SP) 58 2B J19-5506-03 HOLDER (VOL,SELECTOR) 59 2A J19-5507-02 HOLDER (OP BOARD) 60 2B J21-8638-04 MOUNTING HARDWARE (FG-SP HOLDER) 61 1C J29-0730-05 BELT CLIP ACCESSORY
62 2B J30-1296-04 SPACER (VOL) 63 3B J87-0007-25 FPC (UNIVERSAL) 64 2B J87-0028-05 FPC (VOL,SELECTOR) 65 3A J99-0711-04 ADHESIVE SHEET (PTT FPC) 66 2B J99-0712-14 ADHESIVE SHEET (6KEY FPC)
67 1A,2A J99-0714-04 ADHESIVE SHEET (LCD) 68 2A J99-0714-04 ADHESIVE SHEET (X57 PCB) K2,K469 3B J99-0715-08 ADHESIVE SHEET (UNIVERSAL) 70 2B J99-0745-04 ADHESIVE SHEET (6KEY FPC)71 3B J99-0747-04 ADHESIVE SHEET (TERMINAL BLOCK)
73 3A K25-2001-03 PUSH KNOB (PTT) 74 1A K29-9405-03 KNOB (PTT) 75 1A K29-9406-03 BUTTON KNOB (SIDE KEY) 76 1B K29-9407-03 KNOB (VOL) 77 1B K29-9408-13 KNOB (SELECTOR)
A 1B,1D N08-0564-04 DRESSED SCREW ACCESSORY B 3B N09-2426-14 HEXAGON HEAD SCREW (BATT-) C 3A N09-2440-15 SPECIAL SCREW (CASE) D 2A,2B N09-6549-04 STEPPED SCREW (FG-SP HOLDER) E 2B,3A N09-6554-05 PAN HEAD SCREW (ANT/OP BOARD)
F 1C N09-6585-15 CIRCULAR NUT (VOL,SELECTOR)G 2B N14-0844-04 PAN HEAD MACHINE SCREW (BELT CLIP) H 1A,2A,2B N83-2005-48 PAN HEAD TAPTITE SCREW (PCB)
S1 2B S60-0437-05 SPEAKER79 1A S79-0472-05 KEYBOARD ASSY (12KEY) K3,K4
81 2A T07-0755-25 SPEAKER 82 2A T91-0575-05 MIC ELEMENT
84 2A W09-0971-05 LITHIUM CELL
VR1 2B R31-0666-05 VARIABLE RESISTOR (VOL)
86 3A X41-3830-10 SWITCH UNIT (PTT FPC) 87 2B X41-3840-10 SWITCH UNIT (6KEY FPC) 88 2A X42-3510-10 CORD ASSY (50PIN FPC) 89 2B X60-4080-10 TERMINAL ASSY (SMA)
- X53-4590-12 SERVICE CONTROL UNIT (6KEY) K,K2- X53-4590-13 SERVICE CONTROL UNIT (18KEY) K3,K4
D1-10 B30-2337-05 LED K3,K4D3,4 B30-2337-05 LED K,K2D7,8 B30-2337-05 LED K,K2
C1 CK73HB1A104K CHIP C 0.10UF K C2-6 CK73GB1E105K CHIP C 1.0UF K C7,8 CK73HB1A104K CHIP C 0.10UF K C10 CK73HB1A104K CHIP C 0.10UF K C11 CK73HB0J105K CHIP C 1.0UF K
C12-15 CK73HB1H471K CHIP C 470PF K C16,17 CC73HCH1H101J CHIP C 100PF J C23 CK73HB1H102K CHIP C 1000PF K
NX-300(G)
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4
NX-300(G)
22
Ref. No. Ad dress Parts No. Description Desti-nation
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation
CONTROL UNIT (X53-4590-XX)
C24 CC73HCH1H470J CHIP C 47PF J C25-27 CK73HB1H102K CHIP C 1000PF K C28-34 CC73HCH1H101J CHIP C 100PF J C35 CK73HB1H102K CHIP C 1000PF K C36 CK73HB1E682K CHIP C 6800PF K
C37 CK73HB1H102K CHIP C 1000PF K C38 CC73HCH1H101J CHIP C 100PF J C40 CC73HCH1H221J CHIP C 220PF J C41 CC73HCH1H101J CHIP C 100PF J C101-104 CK73HB1A104K CHIP C 0.10UF K
C105 CK73HB0J105K CHIP C 1.0UF K C106 CK73HB1E103K CHIP C 0.010UF K C107 CK73HB1A104K CHIP C 0.10UF K K,K2C107,108 CK73HB1A104K CHIP C 0.10UF K K3,K4C109,110 CK73HB1H102K CHIP C 1000PF K
C111-113 CK73HB1A104K CHIP C 0.10UF K C114 CK73HB0J105K CHIP C 1.0UF K K3,K4C115 CK73HB1H471K CHIP C 470PF K K3,K4C116,117 CK73HB1A104K CHIP C 0.10UF K C118,119 CK73HB0J105K CHIP C 1.0UF K
C120,121 CK73HB1A104K CHIP C 0.10UF K C122-124 CK73HB1E103K CHIP C 0.010UF K C130 CK73HB1E103K CHIP C 0.010UF K C131 CK73HB1A104K CHIP C 0.10UF K C133 CS77MP0J100M CHIP TNTL 10UF 6.3WV
C134 CK73HB1E103K CHIP C 0.010UF K C135 CK73HB1H102K CHIP C 1000PF K C136 CK73HB1E103K CHIP C 0.010UF K C137 CK73GB1E105K CHIP C 1.0UF K C138-140 CK73HB1A104K CHIP C 0.10UF K
C141 CC73HCH1H101J CHIP C 100PF J C142 CS77MP0J100M CHIP TNTL 10UF 6.3WV C143 CK73HB1E103K CHIP C 0.010UF K C144 CK73GB1E105K CHIP C 1.0UF K C145-148 CK73HB1A104K CHIP C 0.10UF K
C149 CK73HB1E103K CHIP C 0.010UF K C150 CK73GB1E105K CHIP C 1.0UF K C151-155 CK73HB1A104K CHIP C 0.10UF K C156,157 CK73HB1H102K CHIP C 1000PF K C158 CK73HB1E103K CHIP C 0.010UF K
C159 CK73HB1A104K CHIP C 0.10UF K C160,161 CK73HB1E682K CHIP C 6800PF K C401,402 CK73HB1A104K CHIP C 0.10UF K C403-405 CS77MP1C2R2M CHIP TNTL 2.2UF 16WV C406 CK73HB0J105K CHIP C 1.0UF K
C407,408 CK73HB1H102K CHIP C 1000PF K C409 CK73HB0J105K CHIP C 1.0UF K C411,412 CK73HB0J105K CHIP C 1.0UF K C414 CK73HB0J105K CHIP C 1.0UF K C415 CS77BP1A100M CHIP TNTL 10UF 10WV
C416 CK73FB1A106K CHIP C 10UF K C417 CC73HCH1H221J CHIP C 220PF J C418 CK73HB1E103K CHIP C 0.010UF K C419 CK73FB1E475K CHIP C 4.7UF K C420 CK73HB1E103K CHIP C 0.010UF K
C421 CK73HB1E682K CHIP C 6800PF K C422 CC73HCH1H100C CHIP C 10PF C C424,425 CK73HB1A104K CHIP C 0.10UF K C427 CK73HB1E103K CHIP C 0.010UF K C428 CC73HCH1H030C CHIP C 3.0PF C
C429,430 CK73HB1A104K CHIP C 0.10UF K C431 CK73FB1A106K CHIP C 10UF K C433 CK73FB1A106K CHIP C 10UF K C435-438 CK73HB1A563K CHIP C 0.056UF K C439,440 CK73HB1A104K CHIP C 0.10UF K
C441 CK73GB1E105K CHIP C 1.0UF K C442 CK73HB1H471K CHIP C 470PF K C443 CK73HB1E103K CHIP C 0.010UF K C445 CK73HB1H102K CHIP C 1000PF K C446 CK73GB1E105K CHIP C 1.0UF K
C447 CK73HB1H102K CHIP C 1000PF K C448-450 CK73HB0J105K CHIP C 1.0UF K C452,453 CK73HB1E103K CHIP C 0.010UF K C454 CK73GB1E105K CHIP C 1.0UF K C455-457 CK73HB1H471K CHIP C 470PF K
C459 CK73HB1H471K CHIP C 470PF K C460 CK73HB1E682K CHIP C 6800PF K C461-463 CK73HB1H471K CHIP C 470PF K C464 CK73HB1E103K CHIP C 0.010UF K C465 CK73HB1H102K CHIP C 1000PF K
C466 CK73HB1E682K CHIP C 6800PF K C467,468 CK73HB1A104K CHIP C 0.10UF K C469,470 CK73HB1H102K CHIP C 1000PF K C471 CK73HB1C473K CHIP C 0.047UF KC480 CK73HB1E103K CHIP C 0.010UF K
C701 CK73HB1A104K CHIP C 0.10UF K C703 CK73GB0J475K CHIP C 4.7UF K C704,705 CK73HB1A104K CHIP C 0.10UF K C706 CC73HCH1H680J CHIP C 68PF J C707 CC73HCH1H270J CHIP C 27PF J
C708 CK73HB1A104K CHIP C 0.10UF K C709 CK73HB0J105K CHIP C 1.0UF K C710 CK73HB1E103K CHIP C 0.010UF K C711 CK73HB1A104K CHIP C 0.10UF K C712 CK73HB1E103K CHIP C 0.010UF K
C713 CK73HB1H332K CHIP C 3300PF K C714 CK73HB1H122K CHIP C 1200PF K C715 CK73HB1A104K CHIP C 0.10UF K C716 CK73HB1H681K CHIP C 680PF K C717 CK73HB1E103K CHIP C 0.010UF K
C718 CK73HB1H152K CHIP C 1500PF K C720 CK73HB1E103K CHIP C 0.010UF K C721 CK73HB1A104K CHIP C 0.10UF K C722 CK73HB1E103K CHIP C 0.010UF K C723 CK73HB1A104K CHIP C 0.10UF K
C724 CK73HB1E103K CHIP C 0.010UF K C725 CC73HCH1E181J CHIP C 180PF J C726,727 CK73HB1A104K CHIP C 0.10UF K C728 CK73HB1H331K CHIP C 330PF K C730 CK73HB1H331K CHIP C 330PF K
C731,732 CK73HB1E103K CHIP C 0.010UF K C734 CK73HB1H102K CHIP C 1000PF K C735 CK73HB1H122K CHIP C 1200PF K C736,737 CK73HB1A104K CHIP C 0.10UF K C738 CK73HB1H102K CHIP C 1000PF K
C739 CK73HB1E682K CHIP C 6800PF K C740 CK73HB1H102K CHIP C 1000PF K C742 CK73GB1E105K CHIP C 1.0UF K C743 CK73HB0J105K CHIP C 1.0UF K C744-746 CK73HB1E103K CHIP C 0.010UF K
NX-300(G)
23
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation Ref. No. Ad dress Parts No. Description Desti-
nation
CONTROL UNIT (X53-4590-XX)
C747,748 CK73HB1A104K CHIP C 0.10UF K C749,750 CC73HCH1H470J CHIP C 47PF J C751 CK73GB1E105K CHIP C 1.0UF K C752,753 CC73HCH1H101J CHIP C 100PF J C755 CC73HCH1H470J CHIP C 47PF J
C756 CK73HB1A104K CHIP C 0.10UF K C757,758 CK73GB0J475K CHIP C 4.7UF K C759,760 CK73HB1E103K CHIP C 0.010UF K C761 CC73HCH1H100D CHIP C 10PF D C762 CK73HB1A104K CHIP C 0.10UF K
C763 CK73HB1E103K CHIP C 0.010UF K C764 CK73HB1H102K CHIP C 1000PF K C765-767 CK73HB1A104K CHIP C 0.10UF K C768 CK73HB1H102K CHIP C 1000PF K C771 CK73HB1A224K CHIP C 0.22UF K
C772 CK73HB1E103K CHIP C 0.010UF K C775 CC73HCH1H470J CHIP C 47PF J C777 CK73HB1H102K CHIP C 1000PF K C778 CK73HB0J105K CHIP C 1.0UF K C779 CK73HB1E103K CHIP C 0.010UF K
C780 CK73HB1A224K CHIP C 0.22UF K C781,782 CK73HB0J105K CHIP C 1.0UF K C785 CK73HB1A224K CHIP C 0.22UF K C786 CK73HB1E103K CHIP C 0.010UF K C787 CK73HB0J105K CHIP C 1.0UF K
C788 CC73HCH1H150J CHIP C 15PF J C789 CC73HCH1H680J CHIP C 68PF J C790 CK73HB1A104K CHIP C 0.10UF K C791 CK73HB1A393K CHIP C 0.039UF K C792 CK73HB0J105K CHIP C 1.0UF K
C793,794 CK73HB1A104K CHIP C 0.10UF K C795 CK73HB1E103K CHIP C 0.010UF K C796 CK73HB1A104K CHIP C 0.10UF K C797 CK73HB0J105K CHIP C 1.0UF K C798 CS77BP1A100M CHIP TNTL 10UF 10WV
C799 CK73HB1A104K CHIP C 0.10UF K C800 CK73HB1H152K CHIP C 1500PF K C801 CK73HB1C223K CHIP C 0.022UF K C802 CK73HB1E103K CHIP C 0.010UF K C803 CK73HB1H102K CHIP C 1000PF K
C804 CC73HCH1H470J CHIP C 47PF J C805,806 CK73HB1H471K CHIP C 470PF K C808 CK73GB0J475K CHIP C 4.7UF K C809 CK73FB1A106K CHIP C 10UF K C812 CK73HB0J105K CHIP C 1.0UF K
CN1 E40-6755-05 FLAT CABLE CONNECTOR CN22 E23-1325-05 TERMINAL CN23 E40-6758-05 PIN ASSY CN24 E23-1325-05 TERMINAL CN403 E40-6813-05 PIN ASSY
CN404 E40-6421-15 PIN ASSY CN405 E40-6754-05 FLAT CABLE CONNECTOR CN701 E40-6586-05 SOCKET FOR PIN ASSY CN710 E40-6757-05 PIN ASSY
F701 F53-0360-05 FUSE (0.25A)
CN401 J19-5386-05 HOLDER (LITHIUM CELL)
L1,2 L92-0408-05 CHIP FERRITE L3 L92-0140-05 CHIP FERRITE
L4-7 L92-0408-05 CHIP FERRITE L8 L92-0140-05 CHIP FERRITE L101,102 L92-0408-05 CHIP FERRITE L401 L33-1496-05 SMALL FIXED INDUCTOR (22UH) L402 L92-0467-05 CHIP FERRITE
L403 L92-0466-05 CHIP FERRITE L409-411 L92-0467-05 CHIP FERRITE L701 L92-0140-05 CHIP FERRITE L702 L92-0162-05 BEADS CORE L704-709 L92-0162-05 BEADS CORE
L710-712 L92-0444-05 CHIP FERRITE L713 L92-0163-05 BEADS CORE L714-717 L92-0444-05 CHIP FERRITE L718 L92-0408-05 CHIP FERRITE L719 L33-1494-05 SMALL FIXED INDUCTOR (4.7UH)
X101 L77-1802-05 CRYSTAL RESONATOR (32768HZ) X102 L77-3015-05 TCXO (18.432MHZ)
R1 RK73HB1J105J CHIP R 1.0M J 1/16W R2 RK73HB1J104J CHIP R 100K J 1/16W R3 RK73HB1J123J CHIP R 12K J 1/16W R4-10 RK73HB1J103J CHIP R 10K J 1/16W R11 RK73HB1J104J CHIP R 100K J 1/16W
R12 RK73HB1J103J CHIP R 10K J 1/16W R14 RK73HB1J472J CHIP R 4.7K J 1/16W R15 RK73HB1J000J CHIP R 0.0 J 1/16W R16 RK73HB1J331J CHIP R 330 J 1/16W R17 RK73HB1J000J CHIP R 0.0 J 1/16W
R18 RK73HB1J822J CHIP R 8.2K J 1/16W R19 RK73HB1J471J CHIP R 470 J 1/16W R20 RK73HB1J102J CHIP R 1.0K J 1/16W R21 RK73HB1J122J CHIP R 1.2K J 1/16W R22-24 RK73HB1J102J CHIP R 1.0K J 1/16W
R25 RK73HB1J122J CHIP R 1.2K J 1/16W R26 RK73HB1J102J CHIP R 1.0K J 1/16W R27 RK73HB1J104J CHIP R 100K J 1/16W R28,29 RK73HB1J102J CHIP R 1.0K J 1/16W R30 RK73HB1J101J CHIP R 100 J 1/16W
R31 RK73HB1J102J CHIP R 1.0K J 1/16W R32-35 RK73HB1J101J CHIP R 100 J 1/16W R40 RK73HB1J000J CHIP R 0.0 J 1/16W R101,102 RK73HB1J474J CHIP R 470K J 1/16W R103 RK73HB1J102J CHIP R 1.0K J 1/16W
R105 RK73HB1J104J CHIP R 100K J 1/16W R106 RK73HB1J472J CHIP R 4.7K J 1/16W K3,K4R107 RK73HB1J104J CHIP R 100K J 1/16W R108 RK73HB1J474J CHIP R 470K J 1/16W K3,K4R110,111 RK73HB1J104J CHIP R 100K J 1/16W
R112 RK73HB1J000J CHIP R 0.0 J 1/16W K3,K4R113 RK73HB1J104J CHIP R 100K J 1/16W R114 RK73HB1J331J CHIP R 330 J 1/16W K3,K4R115 RK73HB1J104J CHIP R 100K J 1/16W R116 RK73HB1J473J CHIP R 47K J 1/16W
R117 RK73HB1J000J CHIP R 0.0 J 1/16W K3,K4R118 RK73HB1J473J CHIP R 47K J 1/16W R119 RK73HB1J104J CHIP R 100K J 1/16W R120 RK73HB1J474J CHIP R 470K J 1/16W R121-123 RK73HB1J104J CHIP R 100K J 1/16W
R126 RK73HB1J101J CHIP R 100 J 1/16W R127,128 RK73HB1J000J CHIP R 0.0 J 1/16W
NX-300(G)
24
Ref. No. Ad dress Parts No. Description Desti-nation
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation
CONTROL UNIT (X53-4590-XX)
R129-131 RK73HB1J101J CHIP R 100 J 1/16W R132,133 RK73HB1J104J CHIP R 100K J 1/16W R135-137 RK73HB1J104J CHIP R 100K J 1/16W R138 RK73HB1J473J CHIP R 47K J 1/16W R139 RK73HB1J104J CHIP R 100K J 1/16W
R140 RK73HB1J000J CHIP R 0.0 J 1/16W R141-143 RK73HB1J104J CHIP R 100K J 1/16W R144 RK73HB1J471J CHIP R 470 J 1/16W R145-147 RK73HB1J104J CHIP R 100K J 1/16W R148 RK73HB1J151J CHIP R 150 J 1/16W
R149 RK73HB1J000J CHIP R 0.0 J 1/16W R150 RK73HB1J102J CHIP R 1.0K J 1/16W R153,154 RK73HB1J104J CHIP R 100K J 1/16W R155 RK73HB1J473J CHIP R 47K J 1/16W R156,157 RK73HB1J472J CHIP R 4.7K J 1/16W
R158,159 RK73HB1J220J CHIP R 22 J 1/16W R160,161 RK73HB1J000J CHIP R 0.0 J 1/16W R162 RK73HB1J474J CHIP R 470K J 1/16W R163 RK73HH1J104D CHIP R 100K D 1/16W R165 RK73HB1J102J CHIP R 1.0K J 1/16W
R166 RK73HB1J104J CHIP R 100K J 1/16W R167 RK73HB1J102J CHIP R 1.0K J 1/16W R168 RK73HB1J000J CHIP R 0.0 J 1/16W R170 RK73HH1J103D CHIP R 10K D 1/16W R171-173 RK73HB1J000J CHIP R 0.0 J 1/16W
R174-178 RK73HB1J104J CHIP R 100K J 1/16W R180,181 RK73HB1J104J CHIP R 100K J 1/16W R182 RK73HB1J474J CHIP R 470K J 1/16W R183 RK73HB1J104J CHIP R 100K J 1/16W R184 RK73HB1J473J CHIP R 47K J 1/16W
R185 RK73HB1J105J CHIP R 1.0M J 1/16W R186 RK73HB1J473J CHIP R 47K J 1/16W R187 RK73HB1J102J CHIP R 1.0K J 1/16W R188 RK73HB1J473J CHIP R 47K J 1/16W R189 RK73HB1J104J CHIP R 100K J 1/16W
R190 RK73HB1J102J CHIP R 1.0K J 1/16W R191 RK73HB1J474J CHIP R 470K J 1/16W R192 RK73HB1J102J CHIP R 1.0K J 1/16W R193,194 RK73HB1J104J CHIP R 100K J 1/16W R401 RK73HB1J152J CHIP R 1.5K J 1/16W K3,K4
R402 RK73HB1J151J CHIP R 150 J 1/16W R403 RK73HB1J152J CHIP R 1.5K J 1/16W K3,K4R404 RK73HB1J151J CHIP R 150 J 1/16W R405 RK73HB1J152J CHIP R 1.5K J 1/16W K3,K4R406 RK73HB1J000J CHIP R 0.0 J 1/16W
R407,408 RK73HB1J103J CHIP R 10K J 1/16W R409 RK73HB1J470J CHIP R 47 J 1/16W R410-416 RK73HB1J471J CHIP R 470 J 1/16W R417 RK73HB1J000J CHIP R 0.0 J 1/16W R418 RK73HB1J471J CHIP R 470 J 1/16W
R419,420 RK73HB1J000J CHIP R 0.0 J 1/16W R424 RK73HH1J683D CHIP R 68K D 1/16W R425 RK73HH1J333D CHIP R 33K D 1/16W R426-429 RK73HB1J000J CHIP R 0.0 J 1/16W R431 RK73HB1J474J CHIP R 470K J 1/16W
R432,433 RK73HB1J000J CHIP R 0.0 J 1/16W R434 RK73HB1J393J CHIP R 39K J 1/16W R435,436 RK73HB1J104J CHIP R 100K J 1/16W R437 RK73HB1J471J CHIP R 470 J 1/16W R438,439 RK73HB1J104J CHIP R 100K J 1/16W
R440 RK73HB1J000J CHIP R 0.0 J 1/16W R441 RK73HB1J153J CHIP R 15K J 1/16W R442 RK73HB1J102J CHIP R 1.0K J 1/16W R443 RK73HB1J474J CHIP R 470K J 1/16W R444 RK73HB1J564J CHIP R 560K J 1/16W
R445 RK73HB1J154J CHIP R 150K J 1/16W R446 RK73HB1J274J CHIP R 270K J 1/16W R447 RK73HB1J104J CHIP R 100K J 1/16W R448 RK73HB1J103J CHIP R 10K J 1/16W R449-452 RK73HB1J474J CHIP R 470K J 1/16W
R453 RK73HB1J104J CHIP R 100K J 1/16W R454 RK73HB1J474J CHIP R 470K J 1/16W R455 RK73HB1J102J CHIP R 1.0K J 1/16W R456 RK73HB1J474J CHIP R 470K J 1/16W R457,458 RK73HB1J104J CHIP R 100K J 1/16W
R459,460 RK73HB1J102J CHIP R 1.0K J 1/16W R461 RK73HB1J103J CHIP R 10K J 1/16W R462 RK73HB1J102J CHIP R 1.0K J 1/16W R463 RK73HB1J104J CHIP R 100K J 1/16W R465 RK73HB1J103J CHIP R 10K J 1/16W
R466,467 RK73HB1J104J CHIP R 100K J 1/16W R468 RK73HB1J000J CHIP R 0.0 J 1/16W R469 RK73HB1J474J CHIP R 470K J 1/16W R470 RK73HB1J183J CHIP R 18K J 1/16W R471 RK73HB1J000J CHIP R 0.0 J 1/16W
R472 RK73HB1J223J CHIP R 22K J 1/16W R473 RK73HB1J332J CHIP R 3.3K J 1/16W R474,475 RK73HB1J333J CHIP R 33K J 1/16W R477,478 RK73HB1J000J CHIP R 0.0 J 1/16W R479 RK73HB1J102J CHIP R 1.0K J 1/16W
R481 RK73HB1J474J CHIP R 470K J 1/16W R483 RK73HB1J473J CHIP R 47K J 1/16W R484 RK73HB1J223J CHIP R 22K J 1/16W R485 RK73HB1J103J CHIP R 10K J 1/16W R487-490 RK73HH1J223D CHIP R 22K D 1/16W
R491 RK73HB1J104J CHIP R 100K J 1/16W R492 RK73HB1J474J CHIP R 470K J 1/16W R493 RK73HB1J000J CHIP R 0.0 J 1/16W R494-497 RK73HH1J104D CHIP R 100K D 1/16W R500 RK73HB1J473J CHIP R 47K J 1/16W
R501 RK73HB1J222J CHIP R 2.2K J 1/16W R502,503 RK73HB1J103J CHIP R 10K J 1/16W R504 RK73HB1J102J CHIP R 1.0K J 1/16W R506 RK73HB1J222J CHIP R 2.2K J 1/16W R507-511 RK73HB1J102J CHIP R 1.0K J 1/16W
R512 RK73HB1J101J CHIP R 100 J 1/16W R513-515 RK73HB1J102J CHIP R 1.0K J 1/16W R516 RK73HB1J101J CHIP R 100 J 1/16W R517 RK73HB1J102J CHIP R 1.0K J 1/16W R518 RK73HB1J101J CHIP R 100 J 1/16W
R519-528 RK73HB1J102J CHIP R 1.0K J 1/16W R529-531 RK73HB1J101J CHIP R 100 J 1/16W R532 RK73HB1J102J CHIP R 1.0K J 1/16W R533-535 RK73HB1J101J CHIP R 100 J 1/16W R536-540 RK73HB1J102J CHIP R 1.0K J 1/16W
R541 RK73HB1J101J CHIP R 100 J 1/16W R543 RK73HB1J101J CHIP R 100 J 1/16W R544 RK73HB1J102J CHIP R 1.0K J 1/16W R545 RK73HB1J101J CHIP R 100 J 1/16W R546,547 RK73HB1J102J CHIP R 1.0K J 1/16W
NX-300(G)
25
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation Ref. No. Ad dress Parts No. Description Desti-
nation
CONTROL UNIT (X53-4590-XX)
R548,549 RK73HB1J473J CHIP R 47K J 1/16W R550 RK73HB1J000J CHIP R 0.0 J 1/16W R701-707 RK73HB1J000J CHIP R 0.0 J 1/16W R709-715 RK73HB1J000J CHIP R 0.0 J 1/16W R716 RK73GB2A000J CHIP R 0.0 J 1/10W
R717-722 RK73HB1J104J CHIP R 100K J 1/16W R723 RK73HB1J105J CHIP R 1.0M J 1/16W R724 RK73HB1J104J CHIP R 100K J 1/16W R725 RK73HB1J100J CHIP R 10 J 1/16W R726 RK73HB1J104J CHIP R 100K J 1/16W
R727-729 RK73HB1J105J CHIP R 1.0M J 1/16W R730 RK73HB1J471J CHIP R 470 J 1/16W R731,732 RK73HB1J105J CHIP R 1.0M J 1/16W R733 RK73HB1J473J CHIP R 47K J 1/16W R735 RK73HB1J473J CHIP R 47K J 1/16W
R736 RK73HB1J823J CHIP R 82K J 1/16W R737 RK73HB1J153J CHIP R 15K J 1/16W R738 RK73HB1J563J CHIP R 56K J 1/16W R739 RK73HB1J823J CHIP R 82K J 1/16W R740 RK73HB1J000J CHIP R 0.0 J 1/16W
R741 RK73HB1J474J CHIP R 470K J 1/16W R742,743 RK73HB1J103J CHIP R 10K J 1/16W R744 RK73HB1J223J CHIP R 22K J 1/16W R745 RK73HB1J682J CHIP R 6.8K J 1/16W R746 RK73HB1J563J CHIP R 56K J 1/16W
R748 RK73HB1J103J CHIP R 10K J 1/16W R749 RK73HB1J472J CHIP R 4.7K J 1/16W R750 RK73HB1J103J CHIP R 10K J 1/16W R752 RK73HB1J101J CHIP R 100 J 1/16W R753 RK73HB1J683J CHIP R 68K J 1/16W
R754 RK73HB1J564J CHIP R 560K J 1/16W R755 RK73HB1J104J CHIP R 100K J 1/16W R756 RK73HB1J101J CHIP R 100 J 1/16W R757 RK73HB1J223J CHIP R 22K J 1/16W R758 RK73HB1J103J CHIP R 10K J 1/16W
R759 RK73HB1J101J CHIP R 100 J 1/16W R761-764 RK73HB1J223J CHIP R 22K J 1/16W R765 RK73HB1J334J CHIP R 330K J 1/16W R766 RK73HB1J000J CHIP R 0.0 J 1/16W R767 RK73HB1J103J CHIP R 10K J 1/16W
R768 RK73HB1J224J CHIP R 220K J 1/16W R769,770 RK73HB1J334J CHIP R 330K J 1/16W R771 RK73HB1J153J CHIP R 15K J 1/16W R775 RK73HB1J183J CHIP R 18K J 1/16W R777 RK73HB1J473J CHIP R 47K J 1/16W
R778 RK73HB1J333J CHIP R 33K J 1/16W R779 RK73HB1J473J CHIP R 47K J 1/16W R780 RK73HB1J104J CHIP R 100K J 1/16W R782 RK73HB1J104J CHIP R 100K J 1/16W R783 RK73HB1J183J CHIP R 18K J 1/16W
R784 RK73HB1J104J CHIP R 100K J 1/16W R785 RK73HB1J682J CHIP R 6.8K J 1/16W R786 RK73HB1J000J CHIP R 0.0 J 1/16W R787 RK73HB1J124J CHIP R 120K J 1/16W R788 RK73HB1J473J CHIP R 47K J 1/16W
R789 RK73HB1J154J CHIP R 150K J 1/16W R790 RK73HB1J102J CHIP R 1.0K J 1/16W R791 RK73HB1J474J CHIP R 470K J 1/16W R793 RK73HB1J102J CHIP R 1.0K J 1/16W R794 RK73HB1J104J CHIP R 100K J 1/16W
R795 RK73HB1J000J CHIP R 0.0 J 1/16W R796 RK73HB1J333J CHIP R 33K J 1/16W R797 RK73HB1J102J CHIP R 1.0K J 1/16W R798 RK73HB1J104J CHIP R 100K J 1/16W R799 RK73HB1J334J CHIP R 330K J 1/16W
R800 RK73HB1J474J CHIP R 470K J 1/16W R801 RK73HB1J473J CHIP R 47K J 1/16W R802 RK73HB1J474J CHIP R 470K J 1/16W R803 RK73HB1J103J CHIP R 10K J 1/16W R804 RK73HB1J000J CHIP R 0.0 J 1/16W
R805,806 RK73HB1J473J CHIP R 47K J 1/16W R807 RK73HB1J102J CHIP R 1.0K J 1/16W R808 RK73HB1J471J CHIP R 470 J 1/16W R809 RK73HB1J334J CHIP R 330K J 1/16W R810 RK73HB1J332J CHIP R 3.3K J 1/16W
R811 RK73HB1J823J CHIP R 82K J 1/16W R812 RK73HB1J562J CHIP R 5.6K J 1/16W R813 RK73HB1J273J CHIP R 27K J 1/16W R814 RK73HB1J564J CHIP R 560K J 1/16W R815 RK73HB1J104J CHIP R 100K J 1/16W
R816 RK73HB1J683J CHIP R 68K J 1/16W R818 RK73HB1J104J CHIP R 100K J 1/16W R819,820 RK73HB1J103J CHIP R 10K J 1/16W R821 RK73HB1J104J CHIP R 100K J 1/16W R822,823 RK73HB1J103J CHIP R 10K J 1/16W
R824 RK73HB1J393J CHIP R 39K J 1/16W R825 RK73HB1J104J CHIP R 100K J 1/16W R826 RK73HB1J334J CHIP R 330K J 1/16W R827 RK73HB1J184J CHIP R 180K J 1/16W R828,829 RK73HB1J000J CHIP R 0.0 J 1/16W
R830 RK73HB1J105J CHIP R 1.0M J 1/16W R831 RK73HB1J474J CHIP R 470K J 1/16W R832 RK73HB1J473J CHIP R 47K J 1/16W R833 RK73HB1J684J CHIP R 680K J 1/16W R834 RK73HB1J000J CHIP R 0.0 J 1/16W
R835 RK73HB1J153J CHIP R 15K J 1/16W R836 RK73HB1J473J CHIP R 47K J 1/16W R837 RK73HB1J683J CHIP R 68K J 1/16W R838 RK73HB1J564J CHIP R 560K J 1/16W R839 RK73HB1J333J CHIP R 33K J 1/16W
R840 RK73HB1J123J CHIP R 12K J 1/16W R841 RK73HB1J564J CHIP R 560K J 1/16W R842 RK73HB1J104J CHIP R 100K J 1/16W R843 RK73HB1J102J CHIP R 1.0K J 1/16W R844 RK73HB1J472J CHIP R 4.7K J 1/16W
R845 RK73HB1J104J CHIP R 100K J 1/16W R846 RK73HB1J471J CHIP R 470 J 1/16W R847 RK73HB1J182J CHIP R 1.8K J 1/16W R848 RK73HB1J000J CHIP R 0.0 J 1/16W K,K2R849,850 RK73HB1J000J CHIP R 0.0 J 1/16W K3,K4
R850 RK73HB1J000J CHIP R 0.0 J 1/16W K,K2R851,852 RK73HB1J683J CHIP R 68K J 1/16W
D11 DA2S101 DIODE D12-16 KDR720F-P DIODE D17 EMZ6.8N ZENER DIODE D18,19 HZC6.8-E ZENER DIODE D20,21 NNCD6.8G-A ZENER DIODE
D22,23 KDS123E-P DIODE D101 DA2S101 DIODE K3,K4
NX-300(G)
26
Ref. No. Ad dress Parts No. Description Desti-nation
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation
D102 KDR720F-P DIODE D401-405 1SS388F DIODE D406 HRB0502A DIODE D407 DA2S101 DIODE D408 KDS121-P DIODE
D409,410 DA2S101 DIODE D411 KDR720F-P DIODE D412 KDS121-P DIODE D413 1SS388F DIODE D414,415 KDR720F-P DIODE
D416,417 1SS388F DIODE D701 KDS121-P DIODE D702 DA2S101 DIODE D703-706 KDR731 DIODE D707 KDS123E-P DIODE
IC1 NJM2130F3-ZB BI-POLAR IC IC101 Note 1 ROM IC IC102 Note 1 MICROPROCESSOR IC IC103 Note 1 SRAM IC IC104 TC7SH08FU-F MOS-IC
IC105 XC6109C29AN-G ANALOGUE IC IC106 RV5C386A MOS-IC IC107 SM5023CNDH-G MOS-IC IC108 Note 1 MOS-IC IC109 TC7SH08FU-F MOS-IC
IC401 TC74LCX245FK MOS-IC IC402 TC7WZ245FK-F MOS-IC IC403 LM2682MMX MOS-IC IC404 XC6204B332D-G MOS-IC IC406 XC6204B332M-G MOS-IC
IC407 LT1616ES6-PBF ANALOGUE IC IC408 TC75S51FE(F) MOS-IC IC409 TC7W66FK-F MOS-IC IC411 NJM2880U105ZB ANALOGUE IC IC412,413 TPA6201A1DRBR ANALOGUE IC
IC414 XC61CC5602N-G MOS-IC IC415 TC7SET08FU-F MOS-IC IC416 S-812C31BPI-G ANALOGUE IC IC417 TC7WH126FK MOS-IC IC418 TC7WT125FUF MOS-IC
IC701 PCA9535BS MOS-IC IC702 TC75W51FK(F) MOS-IC IC703 M62364FP-F MOS-IC IC704 TC75S51FE(F) MOS-IC IC705 TC75W51FK(F) MOS-IC
IC706 TC75S51FE(F) MOS-IC IC707 TC7W53FK(F) MOS-IC IC708 XC6209B502P-G MOS-IC IC709 TC7W53FK(F) MOS-IC IC710,711 TC75W51FK(F) MOS-IC
IC712 TC7S66FUF MOS-IC IC713 TC75W51FK(F) MOS-IC IC714 TC7W53FK(F) MOS-IC IC715 TC75S51FE(F) MOS-IC IC716 TC75W51FK(F) MOS-IC
IC717 XC9235A15CM-G MOS-IC
Q1 2SA1362-F(GR) TRANSISTOR Q2 KTC4075E(Y,GR) TRANSISTOR Q3,4 SSM3K15TE(F) FET
Q5 2SJ347F FET Q101 2SA1832(GR)F TRANSISTOR K3,K4Q102 KTC4075E(Y,GR) TRANSISTOR K3,K4Q103 SSM3K15TE(F) FET K3,K4Q401,402 SSM6N16FE-F FET
Q403 2SJ648-A FET Q404 SSM3K15TE(F) FET Q405 SSM6N16FE-F FET Q406 2SB798AZ(DLDK TRANSISTOR Q407 KRC660U-P TRANSISTOR
Q408 EMD12 TRANSISTOR Q409 2SA1955A-F TRANSISTOR Q410 SSM3K15TE(F) FET Q411 SSM6N16FE-F FET Q412 SSM3K15TE(F) FET
Q413 2SA1955A-F TRANSISTOR Q414,415 EMD12 TRANSISTOR Q702,703 SSM3K15TE(F) FET Q704 KTC4075E(Y,GR) TRANSISTOR Q705 2SC4738(GR)F TRANSISTOR
Q706 2SA1832(GR)F TRANSISTOR Q707 2SJ243-A FET
TH1 ERTJ0EV104H THERMISTOR TH701 ERTJ0EV104H THERMISTOR
D900 B30-2278-05 LED (RED/YELLOW)
C500 CK73HB1A104K CHIP C 0.10UF K C501 CC73HCH1H101J CHIP C 100PF J C502 CK73HB1H471K CHIP C 470PF K C503 CK73HB1A104K CHIP C 0.10UF K C504 CK73HB1C103K CHIP C 0.010UF K
C505 CC73HCH1H101J CHIP C 100PF J C506 CC73HCH1H100C CHIP C 10PF C C508 CK73HB1C103K CHIP C 0.010UF K C509 CC73HCH1H100C CHIP C 10PF C C511 CK73FB0J106K CHIP C 10UF K
C512 CK73HB1C103K CHIP C 0.010UF K C513 CC73HCH1H101J CHIP C 100PF J C514-516 CK73HB1C103K CHIP C 0.010UF K K,K3C514,515 CK73HB1C103K CHIP C 0.010UF K K2,K4C517-519 CC73HCH1H101J CHIP C 100PF J
C520 CK73GB1E105K CHIP C 1.0UF K C521 CC73HCH1H101J CHIP C 100PF J C522 CK73HB1A104K CHIP C 0.10UF K C523,524 CC73HCH1H101J CHIP C 100PF J C525 CC73HCH1H470J CHIP C 47PF J
C526 CK73HB1A104K CHIP C 0.10UF K C527-529 CC73HCH1H101J CHIP C 100PF J K,K3C527,528 CC73HCH1H101J CHIP C 100PF J K2,K4C533 CK73HB1H471K CHIP C 470PF K C534 CC73HCH1H101J CHIP C 100PF J
C535 CS77MA1VR15M CHIP TNTL 0.15UF 35WV C536 CC73HCH1H470J CHIP C 47PF J C537 CC73HCH1H050B CHIP C 5.0PF B K,K3C539 CS77BA1D100M CHIP TNTL 10UF 20WV C541 C93-1906-05 CHIP FILM 0.047UF 35WV
CONTROL UNIT (X53-4590-XX)TX-RX UNIT (X57-8960-XX)
Note 1: This part cannot be replaced. Therefore, this part is not supplied as a service part.
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4
NX-300(G)
27
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation Ref. No. Ad dress Parts No. Description Desti-
nation
C542 C93-0787-05 CHIP C 0.1UF J C543 CC73HCH1H030B CHIP C 3.0PF B K,K3C543 CC73HCH1H040B CHIP C 4.0PF B K2,K4C545 CK73HB1H471K CHIP C 470PF K K2,K4C546 CK73HB1H472K CHIP C 4700PF K
C547 CK73HB1H471K CHIP C 470PF K K2,K4C547,548 CC73HCH1H101J CHIP C 100PF J K,K3C548 CC73HCH1H101J CHIP C 100PF J K2,K4C550 CC73HCH1H050B CHIP C 5.0PF B C553 CC73HCH1H100B CHIP C 10PF B K2,K4
C553 CC73HCH1H050B CHIP C 5.0PF B K,K3C554 CC73HCH1H470J CHIP C 47PF J C555 CK73HB0J105K CHIP C 1.0UF K C556 CK73HB1H471K CHIP C 470PF K C557 CC73HCH1H101J CHIP C 100PF J K,K3
C557 CK73HB1H471K CHIP C 470PF K K2,K4C561 CK73HB1C103K CHIP C 0.010UF K K2,K4C562 CK73HB0J105K CHIP C 1.0UF K C563 CC73HCH1H101J CHIP C 100PF J K2,K4C565 CC73HCH1H330J CHIP C 33PF J
C566 CC73HCH1H680J CHIP C 68PF J K,K3C566 CC73HCH1H820J CHIP C 82PF J K2,K4C567 CC73HCH1H0R5B CHIP C 0.5PF B K2,K4C568 CC73HCH1H1R5B CHIP C 1.5PF B K2,K4C570 CC73HCH1HR75B CHIP C 0.75PF B
C571 CC73HCH1H030B CHIP C 3.0PF B C572 CK73FB0J106K CHIP C 10UF K C573 CC73HCH1H040B CHIP C 4.0PF B K,K3C573 CC73HCH1H060B CHIP C 6.0PF B K2,K4C574 CC73HCH1H020B CHIP C 2.0PF B K2,K4
C574 CC73HCH1H010B CHIP C 1.0PF B K,K3C575 CC73HCH1H060B CHIP C 6.0PF B K2,K4C575 CC73HCH1H030B CHIP C 3.0PF B K,K3C576 CC73HCH1H050B CHIP C 5.0PF B C577 CK73HB1H471K CHIP C 470PF K
C578 CK73GB0J475K CHIP C 4.7UF K C579 CC73HCH1H050B CHIP C 5.0PF B C580 CK73HB1H471K CHIP C 470PF K C581 CC73HCH1H0R5B CHIP C 0.5PF B C582 CK73HB1H471K CHIP C 470PF K
C583 CC73HCH1H0R5B CHIP C 0.5PF B C584,585 CK73HB1H471K CHIP C 470PF K C586 CC73HCH1H070B CHIP C 7.0PF B K,K3C586 CC73HCH1H100B CHIP C 10PF B K2,K4C587 CK73HB1H471K CHIP C 470PF K
C588 CC73HCH1H100B CHIP C 10PF B C600 CK73HB1A104K CHIP C 0.10UF K C601 CC73HCH1H101J CHIP C 100PF J C602 CK73HB1A104K CHIP C 0.10UF K C603 CC73HCH1H100B CHIP C 10PF B
C604,605 CK73HB1H471K CHIP C 470PF K C607 CC73HCH1H070B CHIP C 7.0PF B C609 CC73GCH1H010B CHIP C 1.0PF B K2,K4C610-612 CK73HB1H471K CHIP C 470PF K C613 CC73HCH1H040B CHIP C 4.0PF B K2,K4
C613 CC73HCH1H070B CHIP C 7.0PF B K,K3C614,615 CK73HB1H471K CHIP C 470PF K C617,618 CK73HB1H471K CHIP C 470PF K C619 CK73HB1A104K CHIP C 0.10UF K C621 CC73HCH1H040B CHIP C 4.0PF B K2,K4
C621 CC73HCH1H150J CHIP C 15PF J K,K3C622 CK73HB1H471K CHIP C 470PF K C623 CC73HCH1H120J CHIP C 12PF J K2,K4C623 CC73HCH1H150J CHIP C 15PF J K,K3C625 CK73HB1H471K CHIP C 470PF K
C626 CK73HB1A104K CHIP C 0.10UF K C627 CC73HCH1H080B CHIP C 8.0PF B C628 CC73HCH1H100C CHIP C 10PF C C629 CK73HB1H471K CHIP C 470PF K C630 CK73GB1E105K CHIP C 1.0UF K
C631 CS77CA1A6R8M CHIP TNTL 6.8UF 10WV C632 CK73HB1H471K CHIP C 470PF K C634-637 CK73HB1H471K CHIP C 470PF K C639 CC73HCH1H330J CHIP C 33PF J K2,K4C639 CC73HCH1H390J CHIP C 39PF J K,K3
C640 CC73HCH1H470J CHIP C 47PF J C641 CC73HCH1H100C CHIP C 10PF C C642,643 CC73HCH1H151J CHIP C 150PF J C645 CK73GB1C104K CHIP C 0.10UF K C646 CK73GB1E105K CHIP C 1.0UF K
C647 C93-0943-05 CHIP C 22PF G K,K3C648,649 CK73HB1C103K CHIP C 0.010UF K C651 CK73HB1H471K CHIP C 470PF K C653 CK73HB1H471K CHIP C 470PF K C660 CC73GCH1H101J CHIP C 100PF J K2,K4
C660 CC73GCH1H470J CHIP C 47PF J K,K3C661 CK73HB1H471K CHIP C 470PF K C662 CC73GCH1H010B CHIP C 1.0PF B K,K3C662 CC73GCH1H040B CHIP C 4.0PF B K2,K4C663 CC73GCH1H101J CHIP C 100PF J
C664 CC73GCH1H040B CHIP C 4.0PF B K,K3C664 CC73GCH1H2R5B CHIP C 2.5PF B K2,K4C665 CC73GCH1H020B CHIP C 2.0PF B K,K3C665 CC73GCH1H030B CHIP C 3.0PF B K2,K4C666 CC73GCH1H050B CHIP C 5.0PF B K,K3
C666 CC73GCH1H080B CHIP C 8.0PF B K2,K4C667 CC73GCH1H020B CHIP C 2.0PF B K,K3C667 CC73GCH1H2R5B CHIP C 2.5PF B K2,K4C668 CC73GCH1H080B CHIP C 8.0PF B K,K3C668 CC73GCH1H100C CHIP C 10PF C K2,K4
C669 CC73GCH1HR75B CHIP C 0.75PF B K,K3C670 CK73HB1H471K CHIP C 470PF K C671 CC73HCH1H070B CHIP C 7.0PF B K,K3C671 CC73HCH1H100B CHIP C 10PF B K2,K4C672 CK73HB1H471K CHIP C 470PF K
C689-691 CK73HB1A104K CHIP C 0.10UF K C692 C93-0949-05 CHIP C 39PF G K,K3C692 C93-0951-05 CHIP C 47PF G K2,K4C693 CK73GB1C224K CHIP C 0.22UF KC700 CC73HCH1H070B CHIP C 7.0PF B
C701 CK73HB1C103K CHIP C 0.010UF K C702 CC73HCH1H820J CHIP C 82PF J K2,K4C703 CK73HB1A104K CHIP C 0.10UF K C704 CC73HCH1H100B CHIP C 10PF B K2,K4C704 CC73HCH1H470J CHIP C 47PF J K,K3
C705 CK73FB1E475K CHIP C 4.7UF K C706 CC73HCH1H100B CHIP C 10PF B C707 CC73HCH1H680J CHIP C 68PF J
C708 CC73HCH1H101J CHIP C 100PF J
TX-RX UNIT (X57-8960-XX)
NX-300(G)
28
Ref. No. Ad dress Parts No. Description Desti-nation
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation
TX-RX UNIT (X57-8960-XX)
C709-711 CK73HB1A104K CHIP C 0.10UF K C712 CC73HCH1H680J CHIP C 68PF J C713 CK73FB1A106K CHIP C 10UF K C714 CK73GB1H102K CHIP C 1000PF K C715 CC73HCH1H470J CHIP C 47PF J K2,K4
C715 CK73HB1C103K CHIP C 0.010UF K K,K3C716 CC73HCH1H820J CHIP C 82PF J K,K3C717 CK73HB1C103K CHIP C 0.010UF K C718 CK73HB1A104K CHIP C 0.10UF K C719 CK73FB1A106K CHIP C 10UF K
C720 CC73HCH1H100B CHIP C 10PF B C721 CK73HB1A104K CHIP C 0.10UF K C722 CC73HCH1H470G CHIP C 47PF G C723,724 CK73HB1A104K CHIP C 0.10UF K C725 CK73HB1C103K CHIP C 0.010UF K
C727,728 CK73HB1A104K CHIP C 0.10UF K C729 CK73FB1E474K CHIP C 0.47UF K C730 CK73HB1C103K CHIP C 0.010UF K C732 CK73HB1H471K CHIP C 470PF K C733,734 CK73HB1C103K CHIP C 0.010UF K
C735 CC73HCH1H470G CHIP C 47PF G C736 CK73HB1C103K CHIP C 0.010UF K C737 CC73HCH1H020B CHIP C 2.0PF B C738 CC73HCH1H220G CHIP C 22PF G C739 CC73HCH1H060B CHIP C 6.0PF B
C740,741 CK73HB1C103K CHIP C 0.010UF K C742 CK73FB1A475K CHIP C 4.7UF K C743 CK73HB1C103K CHIP C 0.010UF K C744,745 CK73HB1H471K CHIP C 470PF K C746 CC73HCH1H090B CHIP C 9.0PF B
C747 CC73HCH1H100B CHIP C 10PF B C748 CK73HB1H471K CHIP C 470PF K C749 CC73HCH1H020B CHIP C 2.0PF B K,K3C749 CC73HCH1H040B CHIP C 4.0PF B K2,K4C750 CK73HB1C103K CHIP C 0.010UF K
C751 CC73HCH1H090B CHIP C 9.0PF B K2,K4C751 CC73HCH1H100B CHIP C 10PF B K,K3C752 CK73HB1H471K CHIP C 470PF K C753 CC73HCH1H020B CHIP C 2.0PF B K,K3C753 CC73HCH1H040B CHIP C 4.0PF B K2,K4
C754 CC73HCH1H030B CHIP C 3.0PF B K,K3C754 CC73HCH1H090B CHIP C 9.0PF B K2,K4C755 CC73HCH1H040B CHIP C 4.0PF B K,K3C755 CC73HCH1H050B CHIP C 5.0PF B K2,K4C756 CC73HCH1H090B CHIP C 9.0PF B K,K3
C756 CK73HB1H471K CHIP C 470PF K K2,K4C758 CK73HB1H471K CHIP C 470PF K C759,760 CK73HB1A104K CHIP C 0.10UF K C761 CK73GB1E105K CHIP C 1.0UF K C764 CC73HCH1H1R5B CHIP C 1.5PF B
C765 CK73HB1H471K CHIP C 470PF K C766 CK73GB1H104K CHIP C 0.10UF K C767 CC73HCH1H090B CHIP C 9.0PF B K,K3C767 CC73HCH1H120G CHIP C 12PF G K2,K4C768 CC73HCH1H010B CHIP C 1.0PF B
C769 CK73HB1H471K CHIP C 470PF K C770 CC73HCH1H030B CHIP C 3.0PF B K2,K4C770 CC73HCH1H040B CHIP C 4.0PF B K,K3C771 CK73HB1H471K CHIP C 470PF K C772 CC73HCH1H090B CHIP C 9.0PF B K,K3
C772 CC73HCH1H120G CHIP C 12PF G K2,K4C773 CC73HCH1H010B CHIP C 1.0PF B K,K3C773 CC73HCH1H1R5B CHIP C 1.5PF B K2,K4C774 CC73HCH1H020B CHIP C 2.0PF B K2,K4C774 CC73HCH1H030B CHIP C 3.0PF B K,K3
C775 CK73HB1H471K CHIP C 470PF K C776 CC73HCH1H090B CHIP C 9.0PF B K,K3C776 CC73HCH1H120G CHIP C 12PF G K2,K4C777,778 CK73HB1H471K CHIP C 470PF K C779 CK73HB1C103K CHIP C 0.010UF K
C780 CK73GB1H104K CHIP C 0.10UF K C782 CC73HCH1H0R5B CHIP C 0.5PF B C783 CK73GB1E105K CHIP C 1.0UF K C784-786 CK73HB1H471K CHIP C 470PF K C788 CK73GB1H104K CHIP C 0.10UF K
C789 CK73HB1H471K CHIP C 470PF K C790 CK73HB1A104K CHIP C 0.10UF K C791 CK73HB1H471K CHIP C 470PF K C792 CK73HB1A104K CHIP C 0.10UF K C794,795 CK73HB1H471K CHIP C 470PF K
C796 CC73HCH1H090B CHIP C 9.0PF B K,K3C796 CC73HCH1H110G CHIP C 11PF G K2,K4C798 CC73HCH1H030B CHIP C 3.0PF B K2,K4C798 CC73HCH1H1R5B CHIP C 1.5PF B K,K3C799 CK73HB1H471K CHIP C 470PF K
C800 CC73HCH1H020B CHIP C 2.0PF B K,K3C800 CC73HCH1H1R5B CHIP C 1.5PF B K2,K4C801 CK73HB1H471K CHIP C 470PF K C802,803 CC73HCH1H040B CHIP C 4.0PF B C804 CC73HCH1H090B CHIP C 9.0PF B K,K3
C804 CC73HCH1H110G CHIP C 11PF G K2,K4C807 CC73HCH1H030B CHIP C 3.0PF B K2,K4C807 CC73HCH1H050B CHIP C 5.0PF B K,K3C809 CC73GCH1H180J CHIP C 18PF J K,K3C810 CC73HCH1H020B CHIP C 2.0PF B K,K3
C810 CC73HCH1H040B CHIP C 4.0PF B K2,K4C811 CC73HCH1H070B CHIP C 7.0PF B K2,K4C811 CC73HCH1H090B CHIP C 9.0PF B K,K3C813,814 CC73HCH1H270J CHIP C 27PF J K2,K4C849 CK73HB1H471K CHIP C 470PF K
C850 CC73HCH1H101J CHIP C 100PF J C882 CC73HCH1H020B CHIP C 2.0PF B C883 CK73HB1C102K CHIP C 1000PF K C884 CC73HCH1H180J CHIP C 18PF JC885 CC73HCH1H1R5B CHIP C 1.5PF BC886 CC73HCH1H121J CHIP C 120PF J
C887 CC73HCH1H010B CHIP C 1.0PF B K2,K4C887 CC73HCH1H070B CHIP C 7.0PF B K,K3C888 CC73HCH1H0R5B CHIP C 0.5PF B K2,K4C888 CC73HCH1HR75B CHIP C 0.75PF B K,K3C889 CC73HCH1H1R5B CHIP C 1.5PF BC891 CC73HCH1H0R5B CHIP C 0.5PF B K,K3
C900 CK73GB1H102K CHIP C 1000PF K C901,902 CK73HB1H471K CHIP C 470PF KC903 CK73GB1H471K CHIP C 470PF KC904-908 CC73HCH1H470J CHIP C 47PF JC910 CC73HCH1H470J CHIP C 47PF J
C912-920 CC73HCH1H470J CHIP C 47PF JC922,923 CC73HCH1H470J CHIP C 47PF JC925-943 CC73HCH1H470J CHIP C 47PF J
NX-300(G)
29
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation Ref. No. Ad dress Parts No. Description Desti-
nation
TX-RX UNIT (X57-8960-XX)
C944 CK73HB1H471K CHIP C 470PF KC945,946 CC73HCH1H470J CHIP C 47PF JC947 CK73HB1H471K CHIP C 470PF KC948,949 CK73GB1E105K CHIP C 1.0UF KC950 C92-0765-05 CHIP TNTL 4.7UF 16WV
C951 CK73GB1C224K CHIP C 0.22UF KC952 CK73HB1H102K CHIP C 1000PF KC953 CK73HB1A104K CHIP C 0.10UF KC954 CK73GB1C224K CHIP C 0.22UF KC955,956 CK73HB1H102K CHIP C 1000PF K
C957,958 CK73GB1E105K CHIP C 1.0UF K C961 CK73HB1H471K CHIP C 470PF K C962 CC73HCH1E181J CHIP C 180PF J C963 CK73GB1E105K CHIP C 1.0UF K C964,965 CK73GB1C224K CHIP C 0.22UF K
C966 CC73HCH1H220J CHIP C 22PF J C967 CK73HB1H471K CHIP C 470PF K C968 CK73GB1C224K CHIP C 0.22UF K C969 CK73GB1E105K CHIP C 1.0UF K C970,971 CK73HB1H102K CHIP C 1000PF K
C972-974 CK73GB1E105K CHIP C 1.0UF K C975 C93-0901-05 CHIP C 10PF G K2,K4C975 C93-0983-05 CHIP C 6.0PF D K,K3C976 CC73HCH1H470J CHIP C 47PF J C977 CK73GB1C224K CHIP C 0.22UF K
C980 CK73GB1E105K CHIP C 1.0UF K C981 CK73HB1A394K CHIP C 0.39UF K C987 CC73HCH1H050B CHIP C 5.0PF B K2,K4C988 C93-0939-05 CHIP C 15PF G K,K3C988 C93-0945-05 CHIP C 27PF G K2,K4
C989 C93-0935-05 CHIP C 10PF G K,K3C989 C93-0939-05 CHIP C 15PF G K2,K4
CN600 E23-1326-05 TERMINAL CN601 E23-1167-05 TERMINAL K2,K4CN881 E04-0496-05 PIN SOCKET CN900 E40-6422-15 SOCKET FOR PIN ASSY CN901 E40-6752-05 FLAT CABLE CONNECTOR
CN902 E23-1326-05 TERMINAL
F900 F53-0324-15 FUSE (2.5A)
CF700 L72-1017-05 CERAMIC FILTER (450KHZ) CF701 L72-1020-05 CERAMIC FILTER (450KHZ) L500 L41-4795-39 SMALL FIXED INDUCTOR (4.7UH) L503 L92-0163-05 BEADS CORE L504 L40-1275-92 SMALL FIXED INDUCTOR (12NH)
L508,509 L40-2285-92 SMALL FIXED INDUCTOR (220NH) L514-519 L40-2285-92 SMALL FIXED INDUCTOR (220NH) L520 L40-1878-67 SMALL FIXED INDUCTOR (18NH) K,K3L520 L40-2278-67 SMALL FIXED INDUCTOR (22NH) K2,K4L521 L40-2278-67 SMALL FIXED INDUCTOR (22NH) K,K3
L521 L40-2778-67 SMALL FIXED INDUCTOR (27NH) K2,K4L522 L40-2285-92 SMALL FIXED INDUCTOR (220NH) L523 L92-0446-05 BEADS CORE L524-526 L40-2285-92 SMALL FIXED INDUCTOR (220NH) L527 L92-0446-05 BEADS CORE
L528 L40-2775-71 SMALL FIXED INDUCTOR (27NH) K,K3L528 L40-3375-71 SMALL FIXED INDUCTOR (33NH) K2,K4L530 L40-5675-57 SMALL FIXED INDUCTOR (56.0NH) L598,599 L92-0163-05 BEADS CORE
L600 L40-2275-92 SMALL FIXED INDUCTOR (22NH) L602 L40-1875-92 SMALL FIXED INDUCTOR (18NH) K,K3L602 L40-2775-92 SMALL FIXED INDUCTOR (27NH) K2,K4L603 L40-1275-92 SMALL FIXED INDUCTOR (12NH) K,K3L603 L40-1875-92 SMALL FIXED INDUCTOR (18NH) K2,K4
L604 L92-0138-05 CHIP FERRITE L605 L40-1275-92 SMALL FIXED INDUCTOR (12NH) K2,K4L605 L40-6865-92 SMALL FIXED INDUCTOR (6.8NH) K,K3L606 L41-1875-43 SMALL FIXED INDUCTOR (18NH) L607 L92-0149-05 CHIP FERRITE
L609 L34-4575-05 AIR-CORE COIL L610 L92-0149-05 CHIP FERRITE L611 L41-2285-14 SMALL FIXED INDUCTOR (220NH) L612-614 L34-4564-05 AIR-CORE COIL L615 L40-1575-57 SMALL FIXED INDUCTOR (15.0NH) K,K3
L615 L40-2275-57 SMALL FIXED INDUCTOR (22.0NH) K2,K4L701 L40-5681-86 SMALL FIXED INDUCTOR (0.56UH) L703 L41-4778-45 SMALL FIXED INDUCTOR (47NH) L704 L40-1891-86 SMALL FIXED INDUCTOR (1.8UH) L705,706 L92-0138-05 CHIP FERRITE
L707 L41-2785-39 SMALL FIXED INDUCTOR (0.27UH) L708 L41-5685-39 SMALL FIXED INDUCTOR (0.56UH) L709,710 L40-1575-92 SMALL FIXED INDUCTOR (15NH) K2,K4L709,710 L40-1875-92 SMALL FIXED INDUCTOR (18NH) K,K3L711 L40-2275-92 SMALL FIXED INDUCTOR (22NH) K,K3
L711 L40-3375-92 SMALL FIXED INDUCTOR (33NH) K2,K4L713-715 L41-1078-14 SMALL FIXED INDUCTOR (10NH) K2,K4L713-715 L41-8268-14 SMALL FIXED INDUCTOR (8.2NH) K,K3L716 L92-0138-05 CHIP FERRITE L717 L41-2285-14 SMALL FIXED INDUCTOR (220NH)
L720 L40-1075-92 SMALL FIXED INDUCTOR (10NH) K,K3L721,722 L41-1078-14 SMALL FIXED INDUCTOR (10NH) K2,K4L721,722 L41-8268-14 SMALL FIXED INDUCTOR (8.2NH) K,K3L723 L34-4564-05 AIR-CORE COIL L725 L40-6865-92 SMALL FIXED INDUCTOR (6.8NH) K2,K4
L725 L40-8265-92 SMALL FIXED INDUCTOR (8.2NH) K,K3L726 L41-3378-03 SMALL FIXED INDUCTOR (33NH) K,K3L726 L41-3978-03 SMALL FIXED INDUCTOR (39NH) K2,K4L780 L40-1085-57 SMALL FIXED INDUCTOR (100NH) L881 L92-0446-05 BEADS CORE
L882 L40-8265-71 SMALL FIXED INDUCTOR (8.2NH)L883 Note 1 FILTERL885 L41-6865-55 SMALL FIXED INDUCTOR (6.8NH)L886 L41-3665-55 SMALL FIXED INDUCTOR (3.6NH)L887 L40-8265-71 SMALL FIXED INDUCTOR (8.2NH) K,K3
L900 L92-0149-05 CHIP FERRITE L901 L33-1462-05 SMALL FIXED INDUCTOR (68UH) L902 L40-2702-86 SMALL FIXED INDUCTOR (27UH) K2,K4L903 L41-6869-16 SMALL FIXED INDUCTOR (6.8NH) K2,K4
X500 L77-3016-05 TCXO (19.2MHZ) XF700 L71-0640-05 MCF (58.05MHZ)
R430 RK73GB2A000J CHIP R 0.0 J 1/10W R431,432 RK73HB1J000J CHIP R 0.0 J 1/16W R500,501 RN73HH1J104D CHIP R 100K D 1/16W R502 RK73HB1J124J CHIP R 120K J 1/16W K,K3R503 RK73HB1J100J CHIP R 10 J 1/16W
R504 RK73HB1J104J CHIP R 100K J 1/16W R505 RK73HB1J000J CHIP R 0.0 J 1/16W R506 RK73HB1J473J CHIP R 47K J 1/16W
Note 1: This part cannot be replaced. Therefore, this part is not supplied as a service part.
NX-300(G)
30
Ref. No. Ad dress Parts No. Description Desti-nation
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation
TX-RX UNIT (X57-8960-XX)
R511-514 RK73HB1J100J CHIP R 10 J 1/16W R515 RK73HB1J472J CHIP R 4.7K J 1/16W R519 RK73HB1J100J CHIP R 10 J 1/16W R520 RK73HB1J102J CHIP R 1.0K J 1/16W R522 RK73HB1J100J CHIP R 10 J 1/16W
R523 RK73HB1J102J CHIP R 1.0K J 1/16W R527 RK73HB1J000J CHIP R 0.0 J 1/16W R529 RK73HB1J102J CHIP R 1.0K J 1/16W R530 RK73HB1J473J CHIP R 47K J 1/16W R531 RK73HB1J683J CHIP R 68K J 1/16W
R532 RK73HB1J000J CHIP R 0.0 J 1/16W R533 RK73HH1J184D CHIP R 180K D 1/16W K,K3R533 RK73HH1J224D CHIP R 220K D 1/16W K2,K4R534 RK73HH1J473D CHIP R 47K D 1/16W R535 RK73HB1J151J CHIP R 150 J 1/16W
R536 RK73HB1J000J CHIP R 0.0 J 1/16W R537 RK73HB1J102J CHIP R 1.0K J 1/16W R538 RK73HH1J391D CHIP R 390 D 1/16W R539 RK73HB1J106J CHIP R 10M J 1/16W R541 RK73HB1J103J CHIP R 10K J 1/16W
R546 RK73HB1J104J CHIP R 100K J 1/16W R547 RK73HB1J000J CHIP R 0.0 J 1/16W R548 RK73HB1J104J CHIP R 100K J 1/16W R550 RK73HB1J000J CHIP R 0.0 J 1/16W R552 RK73HB1J104J CHIP R 100K J 1/16W K2,K4
R552 RK73HB1J124J CHIP R 120K J 1/16W K,K3R554,555 RK73HB1J473J CHIP R 47K J 1/16W R557 RK73HB1J152J CHIP R 1.5K J 1/16W R558 RK73HB1J474J CHIP R 470K J 1/16W R559 RK73HH1J181D CHIP R 180 D 1/16W K,K3
R559 RK73HH1J221D CHIP R 220 D 1/16W K2,K4R560 RK73HB1J220J CHIP R 22 J 1/16W R561 RK73HH1J181D CHIP R 180 D 1/16W K,K3R561 RK73HH1J221D CHIP R 220 D 1/16W K2,K4R562 RK73HB1J102J CHIP R 1.0K J 1/16W
R563 RK73HB1J473J CHIP R 47K J 1/16W R564 RK73HB1J154J CHIP R 150K J 1/16W R565 RK73HB1J101J CHIP R 100 J 1/16W R566 RK73HH1J474D CHIP R 470K D 1/16W R567 RK73HB1J472J CHIP R 4.7K J 1/16W
R570 RK73HB1J000J CHIP R 0.0 J 1/16W R571 RK73HB1J000J CHIP R 0.0 J 1/16W R572 RK73HB1J100J CHIP R 10 J 1/16W R573 RK73HB1J124J CHIP R 120K J 1/16W K2,K4R574-576 RK73HB1J000J CHIP R 0.0 J 1/16W
R577 RK73GB2A000J CHIP R 0.0 J 1/10W R580,581 RK73HB1J000J CHIP R 0.0 J 1/16W R583 RK73HB1J000J CHIP R 0.0 J 1/16W K2,K4R586 RK73HB1J000J CHIP R 0.0 J 1/16W R589,590 RK73HB1J103J CHIP R 10K J 1/16W
R599 RK73HB1J104J CHIP R 100K J 1/16W R600 RK73HB1J103J CHIP R 10K J 1/16W R601 RK73HB1J183J CHIP R 18K J 1/16W R602 RK73HB1J124J CHIP R 120K J 1/16W R603 RK73HB1J222J CHIP R 2.2K J 1/16W
R604 RK73HB1J682J CHIP R 6.8K J 1/16W R605 RK73HB1J103J CHIP R 10K J 1/16W R606 RK73HB1J331J CHIP R 330 J 1/16W R607 RK73HB1J222J CHIP R 2.2K J 1/16W R608 RK73HB1J470J CHIP R 47 J 1/16W
R610 RK73HB1J472J CHIP R 4.7K J 1/16W R612 RK73HB1J472J CHIP R 4.7K J 1/16W R613 RK73HB1J000J CHIP R 0.0 J 1/16W R616 RK73HB1J181J CHIP R 180 J 1/16W R617 RK73HB1J331J CHIP R 330 J 1/16W
R618 RK73HB1J220J CHIP R 22 J 1/16W R619 RK73HB1J821J CHIP R 820 J 1/16W K2,K4R620 RK73HB1J000J CHIP R 0.0 J 1/16W K,K3R620 RK73HB1J5R6J CHIP R 5.6 J 1/16W K2,K4R621 RK73HB1J821J CHIP R 820 J 1/16W K2,K4
R622 RK73HB1J101J CHIP R 100 J 1/16W R623 RK73HB1J103J CHIP R 10K J 1/16W K,K3R623 RK73HB1J123J CHIP R 12K J 1/16W K2,K4R624 RK73HB1J333J CHIP R 33K J 1/16W K2,K4R624 RK73HB1J473J CHIP R 47K J 1/16W K,K3
R626 RK73HB1J331J CHIP R 330 J 1/16W K,K3R626 RK73HB1J221J CHIP R 220 J 1/16W K2,K4R627,628 RK73HB1J000J CHIP R 0.0 J 1/16W R629 RK73HB1J273J CHIP R 27K J 1/16W R630 RK73HB1J103J CHIP R 10K J 1/16W
R631 RK73HB1J470J CHIP R 47 J 1/16W R632 RK73HB1J562J CHIP R 5.6K J 1/16W R633 RK73HB1J101J CHIP R 100 J 1/16W R634 RK73HB1J000J CHIP R 0.0 J 1/16W R635 RK73HB1J561J CHIP R 560 J 1/16W
R636 RK73HB1J221J CHIP R 220 J 1/16W R639 RK73HB1J103J CHIP R 10K J 1/16W R641 RK73HB1J103J CHIP R 10K J 1/16W R642 RK73EB2ER39K CHIP R 0.39 K 1/4W R644 RK73HB1J220J CHIP R 22 J 1/16W K2,K4
R644 RK73HB1J270J CHIP R 27 J 1/16W K,K3R645 RK73EB2ER39K CHIP R 0.39 K 1/4W R646 RK73HB1J333J CHIP R 33K J 1/16W R647 RK73EB2ER39K CHIP R 0.39 K 1/4W R648,649 RK73HH1J154D CHIP R 150K D 1/16W
R650 RK73GB2A000J CHIP R 0.0 J 1/10W R651-654 RK73HH1J274D CHIP R 270K D 1/16W R655 RK73HB1J103J CHIP R 10K J 1/16W R656 RK73HB1J563J CHIP R 56K J 1/16W R657 RK73HB1J000J CHIP R 0.0 J 1/16W
R658 RK73HB1J182J CHIP R 1.8K J 1/16W K,K3R658 RK73HB1J821J CHIP R 820 J 1/16W K2,K4R659 RK73HB1J474J CHIP R 470K J 1/16W R660 RK73HB1J473J CHIP R 47K J 1/16W R661 RK73HB1J104J CHIP R 100K J 1/16W
R664 RK73HB1J000J CHIP R 0.0 J 1/16W R665,666 RK73HB1J271J CHIP R 270 J 1/16W R667 RK73EB2E823J CHIP R 82K J 1/4W R669 RK73HB1J471J CHIP R 470 J 1/16W R670 RK73HB1J224J CHIP R 220K J 1/16W
R671 RK73GB2A000J CHIP R 0.0 J 1/10W R701 RK73HB1J561J CHIP R 560 J 1/16W R702 RK73HB1J334J CHIP R 330K J 1/16W R703 RK73HB1J100J CHIP R 10 J 1/16W R704 RK73HB1J102J CHIP R 1.0K J 1/16W
R705 RK73HB1J000J CHIP R 0.0 J 1/16W R709 RK73HB1J103J CHIP R 10K J 1/16W R710 RK73GB2A000J CHIP R 0.0 J 1/10W K,K3R712 RK73HB1J103J CHIP R 10K J 1/16W R714 RK73HB1J100J CHIP R 10 J 1/16W
NX-300(G)
31
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation Ref. No. Ad dress Parts No. Description Desti-
nation
TX-RX UNIT (X57-8960-XX)
R717 RK73HB1J473J CHIP R 47K J 1/16W R718 RK73HB1J183J CHIP R 18K J 1/16W R719 RK73HB1J274J CHIP R 270K J 1/16WR720 RK73HB1J222J CHIP R 2.2K J 1/16WR721 RK73HB1J103J CHIP R 10K J 1/16W
R722 RK73HB1J472J CHIP R 4.7K J 1/16WR724 RK73HB1J104J CHIP R 100K J 1/16WR725 RK73HB1J223J CHIP R 22K J 1/16WR726 RK73HB1J183J CHIP R 18K J 1/16WR727 RK73HB1J222J CHIP R 2.2K J 1/16W
R728 RK73HB1J221J CHIP R 220 J 1/16WR730 RK73HB1J000J CHIP R 0.0 J 1/16WR731 RK73HB1J103J CHIP R 10K J 1/16WR733 RK73HB1J564J CHIP R 560K J 1/16WR735 RK73HB1J101J CHIP R 100 J 1/16W
R736 RK73HB1J104J CHIP R 100K J 1/16WR737 RK73HB1J221J CHIP R 220 J 1/16WR738 RK73HB1J272J CHIP R 2.7K J 1/16WR739 RK73HB1J221J CHIP R 220 J 1/16W R740 RK73HB1J470J CHIP R 47 J 1/16W
R742 RK73HB1J472J CHIP R 4.7K J 1/16W R743 RK73HB1J681J CHIP R 680 J 1/16W R744 RK73HB1J221J CHIP R 220 J 1/16W R745 RK73HB1J102J CHIP R 1.0K J 1/16W R746 RK73HB1J104J CHIP R 100K J 1/16W
R747 RK73HB1J154J CHIP R 150K J 1/16W R748 RK73HB1J104J CHIP R 100K J 1/16W R749 RK73HB1J184J CHIP R 180K J 1/16W K,K3R749 RK73HB1J224J CHIP R 220K J 1/16W K2,K4R750 RK73GB2A000J CHIP R 0.0 J 1/10W
R752,753 RK73HB1J000J CHIP R 0.0 J 1/16W R755 RK73HB1J472J CHIP R 4.7K J 1/16W R757 RK73HB1J104J CHIP R 100K J 1/16W K,K3R757 RK73HB1J105J CHIP R 1.0M J 1/16W K2,K4R758 RK73HB1J103J CHIP R 10K J 1/16W
R759,760 RK73HB1J104J CHIP R 100K J 1/16W K,K3R759,760 RK73HB1J105J CHIP R 1.0M J 1/16W K2,K4R761 RK73HB1J101J CHIP R 100 J 1/16W R762 RK73HB1J103J CHIP R 10K J 1/16W R763 RK73HB1J824J CHIP R 820K J 1/16W
R764 RK73HB1J104J CHIP R 100K J 1/16W R765 RK73HB1J000J CHIP R 0.0 J 1/16W R768 RK73HB1J000J CHIP R 0.0 J 1/16W R769 RK73HB1J103J CHIP R 10K J 1/16W R770 RK73HB1J680J CHIP R 68 J 1/16W
R771 RK73HB1J151J CHIP R 150 J 1/16W K2,K4R771 RK73HB1J181J CHIP R 180 J 1/16W K,K3R772 RK73HB1J000J CHIP R 0.0 J 1/16W R773 RK73HB1J824J CHIP R 820K J 1/16W R774,775 RK73HB1J104J CHIP R 100K J 1/16W
R777 RK73HB1J103J CHIP R 10K J 1/16W R778 RK73HB1J104J CHIP R 100K J 1/16W R779 RK73HB1J683J CHIP R 68K J 1/16W R780 RK73HB1J000J CHIP R 0.0 J 1/16W R781 RK73HB1J182J CHIP R 1.8K J 1/16W
R783 RK73HB1J224J CHIP R 220K J 1/16W R784 RK73HB1J474J CHIP R 470K J 1/16W R785 RK73HB1J104J CHIP R 100K J 1/16W K,K3R785 RK73HB1J105J CHIP R 1.0M J 1/16W K2,K4R786 RK73HB1J000J CHIP R 0.0 J 1/16W
R788 RK73HB1J104J CHIP R 100K J 1/16W K,K3R788 RK73HB1J105J CHIP R 1.0M J 1/16W K2,K4R790 RK73HB1J104J CHIP R 100K J 1/16W K,K3R790 RK73HB1J105J CHIP R 1.0M J 1/16W K2,K4R791 RK73HB1J000J CHIP R 0.0 J 1/16W
R792 RK73HB1J104J CHIP R 100K J 1/16W R794,795 RK73HB1J103J CHIP R 10K J 1/16W R796 RK73HB1J000J CHIP R 0.0 J 1/16W R797 RK73HB1J473J CHIP R 47K J 1/16W R798 RK73HB1J470J CHIP R 47 J 1/16W
R799 RK73HB1J000J CHIP R 0.0 J 1/16W R800 RK73GB2A000J CHIP R 0.0 J 1/10W K2,K4R881 RK73HB1J471J CHIP R 470 J 1/16W R882 RK73HB1J120J CHIP R 12 J 1/16W R883 RK73HB1J471J CHIP R 470 J 1/16W
R884 RK73HB1J391J CHIP R 390 J 1/16W R885 RK73HB1J000J CHIP R 0.0 J 1/16W K2,K4R900 RK73HB1J391J CHIP R 390 J 1/16W R901 RK73GB2A000J CHIP R 0.0 J 1/10W R902 RK73HB1J100J CHIP R 10 J 1/16W
R903 RK73HB1J821J CHIP R 820 J 1/16W R904 RK73HB1J000J CHIP R 0.0 J 1/16W R905 RK73HB1J330J CHIP R 33 J 1/16W R906 RK73HB1J474J CHIP R 470K J 1/16W R907 RK73GB2A100J CHIP R 10 J 1/10W
R908 RK73HB1J473J CHIP R 47K J 1/16W R909 RK73GB2A000J CHIP R 0.0 J 1/10W R910-912 RK73HB1J474J CHIP R 470K J 1/16W R913 RK73HB1J102J CHIP R 1.0K J 1/16W R914 RK73HB1J154J CHIP R 150K J 1/16W
R915-917 RK73HB1J474J CHIP R 470K J 1/16W R918 RK73HB1J223J CHIP R 22K J 1/16W R920,921 RK73HB1J473J CHIP R 47K J 1/16W R922 RK73HB1J102J CHIP R 1.0K J 1/16W R923 RK73HB1J123J CHIP R 12K J 1/16W
R925 RK73HH1J334D CHIP R 330K D 1/16W R926 RK73HH1J223D CHIP R 22K D 1/16W R927 RK73HB1J102J CHIP R 1.0K J 1/16W R928 RK73HB1J000J CHIP R 0.0 J 1/16W R929 RK73HB1J102J CHIP R 1.0K J 1/16W
R931 RK73GB2A000J CHIP R 0.0 J 1/10W R933 RK73HB1J392J CHIP R 3.9K J 1/16W R934 RK73HB1J273J CHIP R 27K J 1/16W R935 RK73HB1J153J CHIP R 15K J 1/16W K2,K4R936 RK73HB1J473J CHIP R 47K J 1/16W
R937 RK73HB1J474J CHIP R 470K J 1/16W R950 RK73HB1J000J CHIP R 0.0 J 1/16W K,K3R954 RK73GB2A000J CHIP R 0.0 J 1/10W K2,K4R955-958 RK73HB1J000J CHIP R 0.0 J 1/16W K2,K4R959 RK73HB1J104J CHIP R 100K J 1/16W
R961 RK73HB1J000J CHIP R 0.0 J 1/16W
S1 S70-0483-05 TACT SWITCH
D501 1SS400 DIODE D505 KDS123E-P DIODE D506,507 1SV325F VARIABLE CAPACITANCE DIODE D510 1SV290B-F VARIABLE CAPACITANCE DIODE K2,K4D510,511 1SV282-F VARIABLE CAPACITANCE DIODE K,K3
D511 1SV282-F VARIABLE CAPACITANCE DIODE K2,K4
NX-300(G)
32
Ref. No. Ad dress Parts No. Description Desti-nation
PARTS LIST
Ref. No. Ad dress Parts No. Description Desti-nation
D514-517 1SV282-F VARIABLE CAPACITANCE DIODE K,K3D514,515 1SV290B-F VARIABLE CAPACITANCE DIODE K2,K4D516,517 1SV282-F VARIABLE CAPACITANCE DIODE K2,K4D518 1SS400 DIODE D519 1SV278F VARIABLE CAPACITANCE DIODE
D600,601 HSC277 DIODE D604 HZU2ALL ZENER DIODE D605 DZ2J051(M) ZENER DIODE D606,607 RN262CS DIODE D608 1SS400 DIODE K,K3
D611 1SS400 DIODE D700 1SS400 DIODE D702-704 1SV286F VARIABLE CAPACITANCE DIODE D705 1SS400 DIODE D706 1SV286F VARIABLE CAPACITANCE DIODE
D708 1SV286F VARIABLE CAPACITANCE DIODE D709 RN262CS DIODE D710 1SV286F VARIABLE CAPACITANCE DIODE D711 RN262CS DIODE D881,882 RN262CS DIODE
D901 1SR154-400 DIODE D902 1SS400 DIODE
IC404 BU7442FVM MOS-IC IC500 LM73CIMKX-0 MOS-IC IC501 TLV2381IDBV MOS-IC IC502 SKY72310-362 MOS-IC
IC503 TLV2381IDBV MOS-IC IC504 BU7442FVM MOS-IC IC600 TA75W01FUF MOS-IC IC700 MCP6021-E/OT MOS-IC IC701 TK10931VTL-G ANALOGUE IC
IC702,703 TLV2381IDBV MOS-IC IC881 Note 1 MOS-IC
IC900 BU7465HFV MOS-IC IC901 XC9101D09AK-G MOS-IC IC902 TK11250CUCB MOS-IC IC903 TK71733S BI-POLAR IC Q503 2SC5383-T111 TRANSISTOR
Q504 2SK879-F(Y) FET Q507 2SC5383-T111 TRANSISTOR Q508,509 2SK508NV(K52) FET Q510 EM6M2 FET Q511 2SJ347F FET
Q512 2SC5636 TRANSISTOR Q600,601 2SC5636 TRANSISTOR Q602 2SK3077F FET Q603 RD01MUS1-T113 FET Q604 2SC5383-T111 TRANSISTOR
Q605 SSM3K15TE(F) FET Q606 RD07MVS1BT122 FET Q607 LTC044EEBFS8 DIGITAL TRANSISTOR Q608 2SK1824-A FET Q610 EMD5 TRANSISTOR
Q700 2SC5108(Y)F TRANSISTOR Q701 2SC4215-F(Y) TRANSISTOR Q703 3SK318 FET Q704 2SC5383-T111 TRANSISTOR Q705 3SK318 FET
Q706 2SK1830F FET Q900 UMG9N TRANSISTOR Q901-903 EM6M2 FET Q904 SSM5H01TU-F FET Q905 2SA1955A-F TRANSISTOR
TH600 ERTJ0EV104H THERMISTOR
C1 CC73HCH1H180J CHIP C 18PF J C2 CK73HB1A104K CHIP C 0.10UF K C3 CK73HB1H102K CHIP C 1000PF K C4 CK73GB0J106K CHIP C 10UF K C5 CK73HB1A104K CHIP C 0.10UF K
C8 CC73HCH1H180J CHIP C 18PF J C9 CK73HB1A104K CHIP C 0.10UF K C10,11 CK73HB1H102K CHIP C 1000PF K C16 CC73HCH1H101J CHIP C 100PF J C17 CK73HB1H102K CHIP C 1000PF K
C18 CC73HCH1H101J CHIP C 100PF J C19 CK73HB1H102K CHIP C 1000PF K C20 CK73HB1A474K CHIP C 0.47UF K C21 CK73HB1H102K CHIP C 1000PF K C22 CK73HB1A474K CHIP C 0.47UF K
CN5 E04-0496-05 PIN SOCKET CN10 E40-6358-05 SOCKET FOR PIN ASSY CN11 J19-5386-05 HOLDER (LITHIUM CELL)
D2 1SS388F DIODE
IC1 W02-3768-05 ELECTRIC CIRCUIT MODULE IC2 TC7WH126FU-F MOS-IC IC4 BU31TD3WG MOS-IC
L1 LR73G0AT220K SMALL FIXED INDUCTOR (22UH) L2 L92-0138-05 CHIP FERRITE L3 L92-0163-05 BEADS CORE
R4 RK73HB1J102J CHIP R 1.0K J 1/16W R6 RK73HB1J471J CHIP R 470 J 1/16W R7 RK73HB1J120J CHIP R 12 J 1/16W R9,10 RK73HB1J101J CHIP R 100 J 1/16W R11 RK73GB2A100J CHIP R 10 J 1/10W
R13 RK73HB1J471J CHIP R 470 J 1/16W R17 RK73HB1J102J CHIP R 1.0K J 1/16W
Note 1: This part cannot be replaced. Therefore, this part is not supplied as a service part.
SUB (GPS) UNIT (X58-5240-10)
TX-RX UNIT (X57-8960-XX)SUB (GPS) UNIT (X58-5240-10)
NX-300(G)
33
EXPLODED VIEW
Parts with the exploded numbers larger than 700 are not supplied.
3
2
1
BA
35
35
38
70
38
1
47
77
76
31
40
48
12
2
11
50
6
A
747527
10
67 67
67
16
68
67
7
879
8488
42
2459
39
33
81
2937
82
25
57
87
66
41
34
43
17
30
7386 65
18 9
40
4
28
2815
62
58
6460
4949
89
51
S1
VR1
6369
20
3632
45
71
21
46
23
3
701
702
Controlunit (X53)
Hx2Hx2
D
D
Hx2
H
E
E
G
G
B
C
C
EE
Sub (GPS) unit (X58)
Hx4
Hx10
704 705
TX-RX unit(X57)
709
710
711
A : N08-0564-04B : N09-2426-14C M2.6 x 8 : N09-2440-15D : N09-6549-04E M2.6 x 4 : N09-6554-05G : N14-0844-04H Ø2 x 5 : N83-2005-48
42
19
2640
84
NX-300(G)
34
PACKING
Parts with the exploded numbers larger than 700 are not supplied.
3
2
1
DC
13 Instruction manual (B62-2608-00)
717 Pamphlet
61 Belt clip (J29-0730-05)
F Pan head machine screw (N09-6585-15)x2
6 Cap (B09-0712-03)50 Packing (Cap) (G53-1769-04)
A Dressed screw (N08-0564-04)
54 Carton board (H13-2135-04)
53
53 Packing fixture (H12-4293-02)
55 Item carton case (H52-2619-02)
NX-300(G)
35
TROUBLE SHOOTING
Fault Diagnosis of the BGA (Ball Grid Array) IC■ Overview A fl owchart for determining whether or not the transceiver can be powered on (the LCD does not function even if the power
switch is turned on) due to broken BGA parts.
■ BGA partsASIC (IC108), DSP (IC102), FLASH (IC101), SRAM (IC103)
When the BGA IC is problematic, please bring the printed circuit board (X53-4590-12 for 6-key, X53-4590-13 for 18-key) in for service. Various ESN/default adjustment values are written on the printed circuit board for service.
Additionally various ESN stickers are included. (Please refer to pages 39 and 40.) Button type lithium battery (W09-0971-05) does not belong to the printed circuit board for service. Please use the part which
has been attached to the printed circuit board. After the printed circuit board has been readjusted, please attach any ESN stickers to the chassis. When “ESN Validation” is used with NXDN Trunking, you must modify the ESN register.
● Checking power supply voltage
Checking voltage
Points to be checked Normal voltage33M IC404 (3 pin) 3.3V15M IC717 (4 pin) 1.5V33A IC406 (5 pin) 3.3V31BU IC416 (3 pin) 3.1V
Power supply of each device is connected through the coil.[ASIC]33M: L714, 15M: L715, 33A: L716[DSP]33M: L712, 15M: L711[FLASH]33M: L717[SRAM]31BU: L710
● Checking the clock
Checking the clock
Points to be checked Normal voltage (3.3V)18.432MHz ASIC side R158 18.432MHz ASIC & DSP side R159 18.432MHz32.768kHz IC106 (1 pin) 32.768kHz
When a normalvalue is confirmed.
When a normalvalue is confirmed.● Checking the Reset/Control signal
Checking the control signal input to the ASIC
Points to be checked Normal voltageRESET IC105 (4 pin) 3.3V/BINT Q401 (6 pin) 3.3V/PSW Q402 (3 pin) 3.3V
Checking the control signal output from the ASIC
Points to be checked Normal voltage/FRST C110 3.3V
If the /FRST is always 0V, the ASIC is broken.
If the /FRST repeats 3.3V and 0V at intervals,The ASIC, FLASH and SRAM may be broken.
The BGA parts are not broken.
Checking for an abnormal point
33M has an abnormal voltage.[ASIC]Remove L714 to check the voltage of the 33M.If the voltage becomes normal, the ASIC is broken.[DSP]Remove L712 to check the voltage of the 33M.If the voltage becomes normal, the DSP is broken.[FLASH]Remove L717 to check the voltage of the 33M.If the voltage becomes normal, the FLASH is broken.
15M has an abnormal voltage.[ASIC]Remove L715 to check the voltage of the 15M.If the voltage becomes normal, the ASIC is broken.[DSP]Remove L711 to check the voltage of the 15M.If the voltage becomes normal, the DSP is broken.
33A has an abnormal voltage.[ASIC]Remove L716 to check the voltage of the 33A.If the voltage becomes normal, the ASIC is broken.
31BU has an abnormal voltage.[SRAM]Remove L710 to check the voltage of the 31BU.If the voltage becomes normal, the SRAM is broken.
If the voltage is not corrected, there is a problem other than the BGA parts.
When an abnormalvalue is confirmed.
When an abnormalvalue is confirmed.
When an abnormalvalue is confirmed.
When an abnormalvalue is confirmed.
When a normalvalue is confirmed.
When a normalvalue is confirmed.
NX-300(G)
36
TROUBLE SHOOTING
● Checking the output signal from the ASIC
Points to be checked Normal voltageSBC R432 3.3V
When an abnormalvalue is confirmed.
When a normalvalue is confirmed.
When a normalvalue is confirmed.
● The LCD displays control
It is unlikely that the BGA parts are broken.
Points to be checked Normal voltage/CS4 IC402 (7 pin) 3.3V 0V 3.3V
Points to be checked Normal voltage/DRST C109 3.3V
Points to be checked Normal voltage5A IC708 (5 pin) 5.0V
If 5A is 0V, parts other than the BGA are broken.
If the /CS4 is 0V or 3.3V, the ASIC/FLASH/SRAM may be broken.
If the /DRST is 0V, the ASIC/FLASH/SRAM are broken.
Remove R432. If the ASIC side is 0V, the ASIC/FLASH/SRAM may be broken.
Points to be checked Normal voltage/LCDRST R406 3.3V
Remove R406. If the ASIC side is 0V, the ASIC/FLASH/SRAM may be broken.
When a normalvalue is confirmed.
When a normalvalue is confirmed.
When a normalvalue is confirmed.
When a normalvalue is confirmed.
When an abnormalvalue is confirmed.
When an abnormalvalue is confirmed.
When an abnormalvalue is confirmed.
When an abnormalvalue is confirmed.
● When an error display appears on the LCD.
The LCD displays “INIT ERROR1”.An error occurs when the ASIC internal RAM readsor writes. The ASIC may be broken.
The LCD displays “INIT ERROR2”. An error occurs when the DSP internal RAM readsor writes. The DSP may be broken.
The LCD displays “INIT ERROR3”. An error occurs when the SRAM internal RAM reads or writes. The SRAM may be broken.
■ Descriptions of signal names1) RST(RESET) : ASIC reset signal LOW Reset2) /BINT : Battery fi nal voltage monitoring LOW Final voltage3) /PSW : Power switch signal LOW ON4) /FRST : FLASH reset signal LOW Reset5) SBC : Switch B control HIGH ON6) /DRST : DSP reset signal LOW Reset7) /LCDRST : LCD reset signal LOW Reset8) /CS4 : LCD controller chip select signal LOW Active9) 5A : Analog peripheral control 5.0V power supply
NX-300(G)
37
TROUBLE SHOOTING
Failure Diagnosis of the GPS section■ Overview When the GPS function does not operate, use this fl ow chart to determine the problem.
■ Major parts for a GPS circuit (TX-RX unit and Sub (GPS) unit)• GPS IC (IC1/ SUB (GPS))
• LNA IC (IC881/ TX-RX) • BPF (L883/ TX-RX) • 33C AVR (IC903/ TX-RX) • 5A AVR (IC708/ CONT) • 3.1V AVR (IC4/ SUB (GPS))
Positioning is not carried out normally.
Are you using the supplied GPS antenna?
Connect the supplied GPS antenna correctly.
Verify the connection of the GPS coaxial cable.
Verify the GPS power supply.IC1 (23 pin): 3.3V (SUB (GPS))
Verify the 5A.(IC708/ CONT)
Verify the followingpower supply parts:IC4, L1 (SUB (GPS))Replace any abnormal parts.
When an abnormalcondition is confirmed.
When an abnormalcondition is confirmed.
When an abnormalcondition is confirmed.
When an abnormalcondition is confirmed.
When an abnormalcondition is confirmed.
When a normalcondition is confirmed.
When a normalcondition is confirmed.
When a normalcondition is confirmed.
When a normalcondition is confirmed.
Connect the GPS coaxial cable correctly.
Verify the RF input circuit for the GPS.Antenna receptacle, HPF, BPF, LNA
[The GPS RF input circuit is faulty]Replace the GPS RF input circuit parts.(only the parts which can be replaced.)
When an abnormalcondition is confirmed.
When a normalcondition is confirmed.
Verify the 5A.Replace any abnormal parts.
[The power supply line circuit for LNA is faulty]Verify the 33C.Replace any abnormal parts.
Verify the LNA power supply.IC881 (4 pin): 3.3V
Verify the GPS control signal (OPT5).High (3.3V)
[The OPT5 control line circuit is faulty]Replace any abnormal parts.
When an abnormalcondition is confirmed.
When an abnormalcondition is confirmed.
When a normalcondition is confirmed.
[The ASIC IC is abnormal]Verify the state of the ASIC (IC108 (CONT)).
[The ASIC IC is abnormal]Verify the state of the ASIC (IC108 (CONT)).
Verify the state of the OPT5 line.
When a normalcondition is confirmed.
Verify the GPS data (RXD).R9: Square waveform High (3.3V)
Verify the state of the RXD1 line.
When an abnormalcondition is confirmed.
When an abnormalcondition is confirmed.
When a normalcondition is confirmed.
[The RXD1 line circuit is faulty]Replace any abnormal parts.
When a normalcondition is confirmed.
When a normalcondition is confirmed.
HPF part C889, L886, C888, L885, C887, R885, D881, D882BPF part L883, C886LNA part C885, L882, IC881, C882, R881, R882, R883 (All parts/ TX-RX)
NX-300(G)
38
■ Descriptions of signal names1) 5A : GPS block power supply (from TX-RX unit)2) 33C : GPS block host I/F 3.3V power supply3) OPT5 : GPS power supply control (ASIC to GPS AVR) HIGH ON4) TXD, TXD1 : GPS control serial data (ASIC to GPS IC)5) RXD, RXD1 : GPS NMEA serial data (GPS IC to ASIC)
TROUBLE SHOOTING
Verify the GPS data (TXD).R10: High (3.3V)
Verify the state of the TXD1 line.
When an abnormalcondition is confirmed.
When an abnormalcondition is confirmed.
When a normalcondition is confirmed.
When a normalcondition is confirmed.
[The GPS IC is abnormal]Replace the SUB (GPS) unit.
[The TXD1 line circuit is faulty]Replace any abnormal parts.
[The ASIC IC is abnormal]Verify the state of the ASIC (IC108 (CONT)).
When a normalcondition is confirmed.
NX-300(G)
39
TROUBLE SHOOTING
Replacing Control Unit■ Control unit Information
Model NameOriginal Control
unit NumberFor Service Control
unit Number
NX-300(G) (K,K2: 6-key) X53-4590-10 X53-4590-12
NX-300(G) (K3,K4: 18-key) X53-4590-11 X53-4590-13
■ Method of confi rming “Original Control unit”
and “Service Control unit”
The 0Ω resistor (R853) is mounted on the “R853” silk print part of the Service Control unit (X53-4590-12/X53-4590-13).
The shielding plate is soldered on the Service Control unit (X53-4590-12/X53-4590-13).
X53-459Component side
X53-459 R848 R849 R853 R856
0-10 0 (None) (None) (None)
0-11 (None) 0 (None) (None)
0-12 0 (None) 0 (None)
0-13 (None) 0 0 (None)
Note: • The 0 resistor (R848, R849 and R853) is used to differ-
entiate the destination with a visual check. These are not connected with any PCB pattern; they are specifi cally for production control. There is no need to change the mount of these resistors.
• There is no difference between the schematic diagram of the Service Control unit (X53-4590-12/X53-4590-13) and the schematic diagram of the original Control unit (X53-4590-10/X53-4590-11). (R848, R849 and R853 are con-nected with GND (ground) only.)
■ Supplied Accessories of “Service Control unit”
Item (Including Parts Number) Quantity
Control Unit (X53-459) 1
KENWOOD ESN Label 1
NXDN ESN Label 1
Product Number Label 1
MPT ESN Label 1
■ “Service Control unit” DataThe following data is written on the service unit:
Data Type Description
Firmware NX-200(G)/300(G) Firmware.
FPU Data (PC programming mode)
X53-459 (NX-300(G)) K type data.
Various Adjustment Data (PC Test mode)
General adjustment values for the X53-459 (NX-300(G)).
KENWOOD ESN
Model name: [X53-459] NX-200G/300GS1 (No DTMF keypad) or NX-200G/300GS2 (with DTMF keypad)Type: KThe same number as the KENWOOD ESN label is written.
NXDN ESN/MPT ESN/Product number
The same number as the NXDN ESN/MPT ESN/Product Number label is written.
■ After Changing the PCB1. After changing the printed circuit board, write the up-
to-date Firmware following the instructions in the “RE-ALIGNMENT - 6.Firmware Programming Mode”.
2. Using the KPG-111D/111DN, select your desired item (Model Name and Frequency) from the Model> Product Information menu, then use Program> Write to the Trans-ceiver to write the FPU data (PC Programming mode). When writing to the transceiver, a Warning Message, cor-responding to the item selected, appears. Click [OK] to continue writing the data.
3. Enter Program> Test Mode, then adjust the various ad-justment data (PC Test Mode) as described in the “AD-JUSTMENT”.
4. Attach the new labels corresponding to the new printed circuit board. (Refer to the images on page 40 for label placement.)
5. If necessary, write the FPU data used by the customer with the KPG-111D/111DN.
NX-300(G)
40
TROUBLE SHOOTING
Note:• When using the ESN Validation function of NXDN Trunk-
ing, the NXDN ESN number changes when the circuit board is changed (the number is written on the circuit board); the NXDN Trunking System cannot be accessed. Use the KPG-110SM on the NXDN Trunking System side to reprogram the NXDN ESN number.
• When a new printed circuit board is used, the Kenwood ESN changes, as does the Transceiver Information dis-play of the KPG-111D/111DN, but this does not have any effect on the operation of the transceiver.
• If changing to the original Kenwood ESN and NXDN ESN, please contact our service center.
ADJUSTMENT
Controls
12 ABC
5 JKL
0
8 TUV
4
7
GHI
PQRS
3 DEF
6 MNO
MIC
#
9 WXYZ
PTT switchUniversalconnector
Power switch / Volume
Selector
Orange key
Side1 keySide2 key
■ Preparations for checking/tuning the transceiverBefore attempting to check/tune the transceiver, connect
the unit to a suitable power supply.Whenever the transmitter is turned on, the unit must be
connected to a suitable dummy load (i.e. power meter).The speaker output connector must be terminated with a
8 dummy load and connected to an AC voltmeter and an audio distortion meter or a SINAD measurement meter at all times during checking/tuning.
Panel Test Mode■ Test mode operation features
This transceiver has a test mode. To enter test mode, press and hold the [ ] key while turning the transceiver power ON. Before the transceiver enters test mode, the frequency version information appears on the LCD mo-mentarily. Test mode can be inhibited by programming. To exit test mode, turn the transceiver power OFF. The follow-ing functions are available in test mode.
Note: A UPC code and UPC barcode is not printed on the Kenwood ESN Label. If necessary, cut the label at the cut-off line and attach only the serial number.
MPT ESN Label(10 digits)
NXDN ESN Label(12 digits)
KenwoodESN Lable
Product Number Lable(16 digits)
(Not used)
Cut-offLine
NX-300(G)
41
■ Key operation
Key“FNC” not appears on the sub LCD display
Function Display
[Selector] - -
[ ]Push: Test channel upHold: Test channel up
continuouslyChannel No.
[ ]Push: Test channel downHold: Test channel down
continuouslyChannel No.
[Side1]Push: Squelch level upHold: Squelch off
Squelch levelSquelch off: icon appears
[Side2] Wide/Narrow/Very narrowWide: “w”Narrow: “n”Very narrow: “v”
[ ] Shift to panel tuning mode -
[ ] Function on“FNC” appears on the sub LCD display
[ ] MSK 1200bps and 2400bps 2400bps: icon appears
[ ]Push: Test signaling upHold: Test signaling up
continuouslySignaling No.
[Orange] - -
[PTT] Transmit -
[0] to [9]and [#], [ ]
Use as the DTMF keypad.If a key is pressed during transmission, the DTMF corresponding to the key that was presses is sent.
-
Key“FNC” appears on the sub LCD display
Function Display
[Selector] -
[ ] Function off -
[ ] Analog/NXDNAnalog: “A”NXDN: “N”
[Side1] Function off -
[Side2] LCD all lights LCD all point appears
[ ] High power/Low powerHigh: “H”Low: “L”
[ ] Function off -
[ ] Compander on/off On: icon appears
[ ] Beat shift on/off On: icon appears
[Orange] Function off -
[PTT] Transmit -
[0] to [9]and [#], [ ]
Function off -
• LED indicatorRed LED Lights during transmission.Green LED Lights when there is carrier.
• Sub LCD indicator“FNC” Appears at function on.
• LCD display in panel test mode
(Power ON)
Battery type detect“LI NML”: Li-ion normal capacity battery“LI HI”: Li-ion high capacity battery“ IS”: IS Ni-MH battery
Market code Frequency range“F1”: 450~520MHz“F2”: 400~470MHz
(After 2sec.)
Temperature Power
Sub LCD display
Main LCD display
Channel No. Signaling No.
Squelch level(Analog mode only)
An: Analog narrow modeAw: Analog wide modeNn: NXDN narrow modeNv: NXDN very narrow mode
■ Frequency and SignalingThe transceiver has been adjusted for the frequencies
shown in the following table. When required, readjust them following the adjustment procedure to obtain the frequencies you want in actual operation.
• Test frequency
CHK,K3 K2,K4
RX (MHz) TX (MHz) RX (MHz) TX (MHz)
1 485.05000 485.10000 435.05000 435.10000
2 450.05000 450.10000 400.05000 400.10000
3 519.95000 519.90000 469.95000 469.90000
4 485.00000 485.00000 435.00000 435.00000
5 485.20000 485.20000 435.20000 435.20000
6 485.40000 485.40000 435.40000 435.40000
7~16 - - - -
ADJUSTMENT
NX-300(G)
42
• Analog mode signalingNo. RX TX
1 None None
2 None 100Hz Square Wave
3
LTR Data:AREA=0, GOTO=12HOME=12ID=47, FREE=25
LTR Data:AREA=0, GOTO=12HOME=12ID=47, FREE=25
4 QT: 67.0Hz QT: 67.0Hz
5 QT: 151.4Hz QT: 151.4Hz
6 QT: 210.7Hz QT: 210.7Hz
7 QT: 254.1Hz QT: 254.1Hz
8 DQT: D023N DQT: D023N
9 DQT: D754I DQT: D754I
10 DTMF: 159D DTMF: 159D
11 None DTMF Code 9
122-tone:A: 304.7HzB: 3106.0Hz
2-tone:A: 304.7HzB: 3106.0Hz
13 Single Tone: 979.9Hz Single Tone: 979.9Hz
14 None Single Tone: 1000Hz
15 None MSK
16 MSK MSK
• NXDN mode signalingNo. RX TX
1 RAN1 RAN1
2 None PN9
3 RAN1 Maximum deviation pattern
7 None FSW + PN9
9 Tone pattern (1031Hz) Tone pattern (1031Hz)
RAN: Radio Access NumberPN9: Pseudo-Random PatternNo.7, 9 Item: PC test mode only
Panel Tuning Mode■ Transceiver tuning (To enter tuning mode)
To enter tuning mode, press the [ ] key while the trans-ceiver is in test mode. Use the [ ] key to write tuning data through tuning modes, and the [ ]/[ ] key to adjust tuning requirements (1 to 4096 appears on the LCD).
Use the [ ] key to select the adjustment item through tuning modes. Use the [ ] key to adjust 5 reference level ad-justments, and use the [Side2] key to switch between Wide/Narrow/Very narrow.
• LCD display in panel tuning mode
An CNTR 2562.6
CV voltage, AD value, etc
Sub LCD display
Main LCD display
Adjustment value(1~4096)
Proper value guide(When the frequency adjustment is necessary, ▼ or ▲ is displayed.)
Adjustment item
Adjustment pointL,L’,C,H’,H
An: Analog narrow modeAw: Analog wide modeNn: NXDN narrow modeNv: NXDN very narrow mode
■ Key operation
KeyFunction
Push Hold (1 second)
[Selector] -
[ ] Adjustment value up Continuation up
[ ] Adjustment value down Continuation down
[Side1] Auto adjustment start -
[Side2] Wide/Narrow/Very narrow -
[ ] Shift to panel test mode -
[ ]To enter 5 reference level adjustments
-
[ ]Writes the adjustment value
-
[ ]Go to next adjustment item
Back to last adjustment item
[Orange] -
[PTT] Transmit
[0] to [9]and [#], [ ]
-
■ 5 reference level adjustments frequency
Tuning point
K,K3 K2,K4
RX (MHz) TX (MHz) RX (MHz) TX (MHz)
Low 450.05000 450.10000 400.05000 400.10000
Low’ 467.55000 467.60000 417.55000 417.60000
Center 485.05000 485.10000 435.05000 435.10000
High’ 502.55000 502.60000 452.55000 452.60000
High 519.95000 519.90000 469.95000 469.90000
ADJUSTMENT
NX-300(G)
43
■ Adjustment item supplementAdjustment Item Description
LCD contrast The contrast of LCD display can be changed.
Counterclockwise Volume“Counterclockwise Volume” is adjusted at the minimum volume position.“Clockwise Volume” is adjusted at the maximum volume position.These adjustments can correct the volume variation.Both “Counterclockwise Volume” and “Clockwise Volume” must be adjusted. (The curve data of volume is applied.)
Clockwise Volume
Receive AssistThe lock voltage of VCO (Receive) is adjusted.This item must be adjusted before all adjustment items for receiver section are adjusted.
Transmit AssistThe lock voltage of VCO (Transmit) is adjusted.This item must be adjusted before all adjustment items for transmitter section are adjusted.
FrequencyFrequency stability is adjusted under receiving condition with SSG.The SSG needs 0.001ppm accuracy so please use a standard oscillator if necessary.This item can be adjusted only in PC Test Mode so that the adjustment value is not changed easily.
RTCReal-Time Clock (RTC) is adjusted.This item uses the internal clock.(Any measurement equipment is not required.)
High Transmit Power High Transmit Power is adjusted.
Low Transmit Power Low Transmit Power is adjusted.
Balance The transmit audio frequency response is adjusted.This item is adjusted so that the deviation of 2kHz becomes the same deviation of 20Hz.This item must be adjusted before all adjustment items for deviations are adjusted.
Maximum Deviation (NXDN Narrow/Very Narrow)
Maximum Deviation of NXDN (Narrow/Very Narrow) is adjusted.
Maximum Deviation(Analog Wide/Narrow)
Maximum Deviation of Analog (Wide/Narrow) is adjusted.This item must be adjusted before all adjustment items for tone deviations are adjusted.Note: “Maximum Deviation (Analog Narrow)” must be adjusted before “CWID Deviation (NXDN Very Narrow)” is adjusted.
QT Deviation QT tone deviation is adjusted.
DQT Deviation DQT tone deviation is adjusted.
LTR Deviation LTR tone deviation is adjusted.
DTMF Deviation DTMF tone deviation is adjusted.
Single Tone Deviation The deviation of Single Tone used in “2-tone” is adjusted.
MSK Deviation MSK tone deviation is adjusted.
CWID Deviation CWID tone deviation is adjusted.CWID is used to inform the others who is transmitting on a 6.25-kHz spacing channel.(In FCC rule, Analog mode or CWID is required for each channel-spacing.)
VOX 1 VOX sensitivity at “VOX 1” is adjusted.
VOX 10 VOX sensitivity at “VOX 10” is adjusted.
Sensitivity 1Notch fi lter is adjusted.The performance of Receive Spurious Response is improved.
Sensitivity 2Band-Pass Filter is adjusted.The performance of Receive Sensitivity is improved.
RSSI Reference The minimum RSSI level for scan stop is adjusted.
Open Squelch The squelch level at level “5” is adjusted.
Low RSSI RSSI display level “ “ is adjusted.Both “Low RSSI” and “High RSSI” must be adjusted.(The curve data of RSSI level is applied.)High RSSI
Tight Squelch The squelch level at level “9” is adjusted.
Battery Warning LevelBattery Warning Level (LED blinking level) is adjusted.Battery Warning Level minus 0.4V is the transmission inhibited level.
ADJUSTMENT
NX-300(G)
44
■ Adjustment item and Display
OrderAdjusutment
itemMain LCD
displaySub LCD display
Aw (Analog Wide)
An (Analog Narrow)
Nn (NXDN Narrow)
Nv (NXDN Very Narrow) Adjust item
NumberAdjustment range
1 LCD contrast CNTR -1 point ADJ Common
Section 21~256
2Counterclockwise
VolumeVOL1
VOL measurement value
1 point ADJ Common Section 31~256
3 Clockwise Volume VOL2VOL measurement
value
1 point ADJ Common Section 41~256
4 Receive Assist RAST (CV voltage)5 point ADJ Common
Section 51~4096
5 Transmit Assist TAST (CV voltage)5 point ADJ Common
Section 51~4096
6RTC
(Real-time clock)RTC -
1 point ADJ Common Section 6–62~ –1/0/+1~ +62
7High Transmit
PowerHIPWR -
- 5 - - Transmitter Section 11~1024
8Low Transmit
PowerLOPWR -
- 5 - - Transmitter Section 21~1024
9 Balance BAL(Encode
frequency)
- 5 - - Transmitter Section 31~256
10Maximum
Deviation (NXDN)NDEV -
- - 5 5 Transmitter Section 41~1024
11Maximum
Deviation (Analog)ADEV -
5 5 - - Transmitter Section 51~1024
12 QT Deviation QT -1 1 - - Transmitter
Section 61~1024
13 DQT Deviation DQT -1 1 - - Transmitter
Section 71~1024
14 LTR Deviation LTR -1 1 - - Transmitter
Section 81~1024
15 DTMF Deviation DTMF -1 1 - - Transmitter
Section 91~1024
16Single Tone Deviation
TONE -1 1 - - Transmitter
Section 101~1024
17 MSK Deviation MSK -1 1 - - Transmitter
Section 111~1024
18 CWID Deviation CWID -- - - 1 Transmitter
Section 121~1024
19 VOX1 VOX1VOX measurement
value
1 point ADJ Transmitter Section 131~256
20 VOX10 VOX10VOX measurement
value
1 point ADJ Transmitter Section 141~256
21 Sensitivity 1 SENS1(RSSI measurement
value)
- 5 - - Receive Section 21~256
ADJUSTMENT
NX-300(G)
45
OrderAdjusutment
itemMain LCD
displaySub LCD display
Aw (Analog Wide)
An (Analog Narrow)
Nn (NXDN Narrow)
Nv (NXDN Very Narrow) Adjust item
NumberAdjustment range
22 Sensitivity 2 SENS2(RSSI measurement
value)
- 5 - - Receive Section 31~256
23 RSSI Reference RRSSI(RSSI measurement
value)
5 5 - *1 5 Receive Section 41~256
24 Open Squelch SQL(ASQDET
measurement value)
5 5 - *1 5 Receive Section 51~256
25 Low RSSI LRSSI(RSSI measurement
value)
5 5 - *1 5 Receive Section 61~256
26 High RSSI HRSSI(RSSI measurement
value)
5 5 - *1 5 Receive Section 71~256
27 Tight Squelch SQLT(ASQDET
measurement value)
5 5 - - Receive Section 81~256
28Battery Warning
LevelBATT
(BATTmeasurement value)
1 point ADJ Transmitter Section 151~256
*1: Because NXDN Narrow is adjusted by adjusting Analog Narrow, it is not necessary to adjust NXDN Narrow.
■ Panel tuning mode fl ow chartNote: In this Panel tuning mode fl ow chart, the Adjustment item name is modifi ed.
LCD ContrastCNTR
Volume 1 (CCW Max)VOL1
Volume 2 (CW Max)VOL2
LowL
Low-CenterL’
CenterC
Center-HighH’
HighH
RX AssistRAST
TX AssistTAST
RTCRTC
High PowerHIPWR
Low PowerLOPWR
BalanceBAL
NXDN DeviationNDEV
Narrow
Narrow
Narrow
Narrow NXDN DeviationNDEV
VeryNarrow
[ ]
Panel test mode
For all adjustment items, press the [ ] key to write the adjustment value.
N/W/VNAdjustment ItemLCD Display
5 reference levelAdjustments
5 reference levelAdjustments exit
Adjustment PointLCD Display
5 reference levelAdjustments
5 reference levelAdjustments
5 reference levelAdjustments
5 reference levelAdjustments
[ ] hold
[ ]
[ ]
[ ]
[ ]
[ ]
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
5 reference levelAdjustments
5 reference levelAdjustments
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
[ ] [ ]
[Side2]
ADJUSTMENT
NX-300(G)
46
Analog MAX DeviationADEV
Analog MAX DeviationADEVNarrow Wide
QT DeviationQT
QT DeviationQTNarrow Wide
DQT DeviationDQT
DQT DeviationDQTNarrow Wide
LTR DeviationLTR
LTR DeviationLTRNarrow Wide
DTMF DeviationDTMF
DTMF DeviationDTMFNarrow Wide
MSK DeviationMSK
MSK DeviationMSKNarrow
Narrow
CW ID DeviationCWID
VeryNarrow
Sensitivity 1SENS1
NarrowSensitivity 2SENS2
Wide
RSSI (Reference)RRSSI Wide RSSI (Reference)
RRSSIVery
Narrow
Single Tone DeviationTONE
Single Tone DeviationTONENarrow Wide
NarrowRSSI (Reference)RRSSI
Squelch (Open)SQL Wide Squelch (Open)
SQLVery
NarrowNarrowSquelch (Open)SQL
RSSI (Low)LRSSI Wide RSSI (Low)
LRSSIVery
NarrowNarrowRSSI (Low)LRSSI
RSSI (High)HRSSI Wide RSSI (High)
HRSSIVery
NarrowNarrowRSSI (High)HRSSI
Squelch (Tight)SQLT WideNarrowSquelch (Tight)
SQLT
5 reference levelAdjustments
5 reference levelAdjustments
5 reference levelAdjustments
5 reference levelAdjustments
5 reference levelAdjustments
5 reference levelAdjustments
5 reference levelAdjustments
5 reference levelAdjustments
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
VOX Level 1VOX1
[ ] hold[ ] press
VOC Level 10VOX10
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] hold[ ] press
[ ] press
[ ] [ ]
[ ]
[ ]
[ ] [ ]
[ ] [ ]
[ ] [ ]
[ ] [ ]
[ ]
[ ]
[ ]
[ ]
[ ] [ ]
[Side2]
[Side2]
[Side2]
[Side2]
[Side2]
[Side2]
[Side2]
[Side2] [Side2] [Side2]
[Side2] [Side2]
[Side2] [Side2]
[Side2] [Side2]
[Side2]
[Side2]
[Side2]
[Side2]
Battery Warning LevelBATT
[ ] hold[ ] press
ADJUSTMENT
NX-300(G)
47
Test Equipment Required for AlignmentTest Equipment Major Specifi cations
1. Standard Signal Generator (SSG)
Frequency Range 400 to 520MHzModulation Frequency modulation and external modulationOutput –127dBm/0.1µV to greater than –20dBm/22.4mVWhen performing the Frequency adjustment, the following accuracy is necessary. • 0.001ppmUse a standard oscillator for adjustments, if necessary.
2. Power MeterInput Impedance 50Operation Frequency 400 to 520MHzMeasurement Capability Vicinity of 10W
3. Deviation Meter Frequency Range 400 to 520MHz
4. Digital Volt Meter (DVM)Measuring Range 10mV to 10V DCInput Impedance High input impedance for minimum circuit loading
5. Oscilloscope DC through 30MHz
6. High Sensitivity Frequency Counter
Frequency Range 10Hz to 1000MHzFrequency Stability 0.2ppm or less
7. Ammeter 5A
8. AF Volt Meter (AF VTVM)Frequency Range 50Hz to 10kHzVoltage Range 1mV to 10V
9. Audio Generator (AG)Frequency Range 50Hz to 5kHz or moreOutput 0 to 1V
10. Distortion MeterCapability 3% or less at 1kHzInput Level 50mV to 10Vrms
11. 8 Dummy Load Approx. 8, 3W
12. Regulated Power Supply 5V to 10V, approx. 3A Useful if ammeter equipped
ADJUSTMENT
■ Antenna connector adapterThe antenna connector of this transceiver uses an SMA
terminal.Use an antenna connector adapter [SMA(f) – BNC(f) or
SMA(f) – N(f)] for adjustment. (The adapter is not provided as an option, so buy a commercially-available one.)
■ Nut wrenchIn order to turn the volume nut and the channel selector
nut, use a recommendation tool.KENWOOD part No.: W05-1123-00
■ Battery jig (W05-1370-00)Connect the power cable properly between the battery
jig installed in the transceiver and the power supply, and be sure output voltage and the power supply polarity prior to switching the power supply ON, otherwise over voltage and reverse connection may damage the transceiver, or the power supply or both.
+ Terminal (Red)
- Terminal (Black)
Note: • When using the battery jig, you must measure the volt-
age at the terminals of the battery jig. Otherwise, a slight voltage drop may occur within the power cable, between the power supply and the battery jig, especially while the transceiver transmits.
• The battery jig is detected as “Li-ion High Capacity Bat-tery”.
Li-ion High Capacity Battery: R1=1.8M or Open Li-ion Normal Capacity Battery: R1=560k
S
–
+
C1
100P
/25V
C2
470P
/25V
C3
100µ
/25V
R1
1.8M
+
+Terminal(Red)
–Terminal(Black)
Powersupply
Powercable
Schematic diagram
NX-300(G)
48
ADJUSTMENT
■ Universal connectorUse the interface cable (KPG-36A/36U) for PC tuning or
the lead wire with plug (E30-3287-28) and screw (N08-0535-08) for panel tuning. Connect the plug to the universal con-nector of the transceiver and tighten the screw.
The lead wire with plug (E30-3287-28) and screw (N08-0535-08) terminals are as follows. Numbers are universal connector terminal numbers.
Caution1. When connecting the plug to the universal connector of
the transceiver, a short circuit may occur. To prevent this, be sure to turn the transceiver POWER switch off.
2. Since the RX AF output is a BTL output, there is a DC component. Isolate this with a capacitor or transformer as shown in the fi gure.
3. Do not connect an instrument between red or black and GND.
• Universal connector
1 : SSW
3 : SP–
5 : EMC
7 : PTT
9 : OPT
11 : 5V
13 : RXD
2 : SP+
4 : MSW
6 : ME
8 : PF
10 : E
12 : TXD
14 : NC
• Panel tuning
11 : GREEN (5M)
TUBE
SCREW
8 : YELLOW (PF SW)
2 : RED (RX AF OUTPUT)
3 : BLACK (RX AF OUTPUT)
10 : BROWN (GND)
6 : BROWN (MIC GND)
5 : WHITE (MIC INPUT)
7 : BLUE (PTT SW) GND ON
RED (2)
BLK (3)
100m 10V
100m 10V
8
WHT(5)
BRN (6)
BLU (7)
BRN (10)
PTT SW
+
+
+
To transceiver
AF Voltmeter
Audio generator10m 10V
Note: Pin 1 (SSW) and Pin 4 (MSW) are connected to Pin 10 (GND) to active External SP and External MIC.
• PC tuningConnect the wires to the PCB in the connector case of
interface cable.For output the wires out of the connector case, need to
process the connector case.
Connector case
KPG-36A/36U
Remove thescrew
PCB layout
Shield
AF voltmeter
Audio generator
100m 10V
100m 10V
10m 10V
+
+
+
8
NX-300(G)
49
ADJUSTMENT
Radio Check Section
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel test mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
1. Frequency check
1) CH-Sig: 1-1 PTT: ON
1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button.
f. counter Panel ANT Check an internal temperature of radio within 25˚C ± 2˚C.
+0.05/+0.55ppm
485.100024 [email protected] K,K3435.100021 [email protected] K2,K4
2. High power check
(Batt: 7.5V)
1) CH-Sig: 1-1 PTT: ON
1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button.
Power meterAmmeter
Check 4.5W~5.5W2.3A or less
2) CH-Sig: 2-1 PTT: ON
2) Test Channel Channel: 2 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button.
3) CH-Sig: 3-1 PTT: ON
3) Test Channel Channel: 3 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button.
3. Low power check
(Batt: 7.5V)
1) CH-Sig: 1-1 PTT: ON
1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button.
0.7W~1.2W1.2A or less
2) CH-Sig: 2-1 PTT: ON
2) Test Channel Channel: 2 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button.
3) CH-Sig: 3-1 PTT: ON
3) Test Channel Channel: 3 Test Signaling Mode: Analog Signaling: 1 PTT: Press [Transmit] button.
4. MIC sensitivity
check
1) CH-Sig: 1-1 AG: 1kHz PTT: ON
1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 AG: 1kHz PTT: Press [Transmit] button.
Deviation meterOscilloscopeAGAF VTVM
ANTUniversal connector
Adjust AG input to get a standard MOD.
12.5mV±5.8mV
NX-300(G)
50
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel test mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
5. Sensitivity check
1) CH-Sig: 1-1 SSG output Wide: –117dBm (0.32µV) (MOD: 1kHz/±3kHz) Narrow: –117dBm (0.32µV) (MOD: 1kH/±1.5kHz)
1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 SSG output Wide: –117dBm (0.32µV) (MOD: 1kHz/±3kHz) Narrow: –117dBm (0.32µV) (MOD: 1kH/±1.5kHz)
SSGAF VTVMOscilloscopeDistortion meter8 Dummy load
ANTUniversal connector
Check 12dB SINAD or more
Common Section
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
1. Setting 1) BATT terminal voltage: 7.5V2) SSG standard modulation [Wide] MOD: 1kHz, DEV: 3kH [Narrow] MOD: 1kHz, DEV: 1.5kHz
2. LCD contrast
1) Adj item: [CNTR] Adjust: [✳✳✳] Press [ ] key to
store the adjust-ment value.
1) Adj item: [LCD Contrast] Press [Apply] button
to store the adjust-ment value.
Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
Adjust the LCD contrast by looking.
This item is needed when the LCD ASSY (B38-0923-05) is replaced.
3. Counter-clockwise Volume
1) Adj item: [VOL1] Adjust: [✳✳✳]
1) Adj item: [Counter-clockwise Volume]
[Panel tuning mode]Turn the volume knob counterclock-wise fully.Press [ ] key to store the adjust-ment value.[PC test mode]Turn the volume knob counterclock-wise fully.Press [Apply] button to store the adjust-ment value.
This item is needed when the variable resistor (R31-0666-05) is replaced.
4. Clockwise Volume
1) Adj item: [VOL2] Adjust: [✳✳✳]
1) Adj item: [Clockwise Volume]
[Panel tuning mode]Turn the volume knob clockwise fully.Press [ ] key to store the adjust-ment value.[PC test mode]Turn the volume knob clockwise fully. Press [Apply] button to store the adjust-ment value.
NX-300(G)
51
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
5. Receive Assist
1) Adj item: [RAST] Adjust: [✳✳✳✳]2) Adj item: [L RAST] [L’ RAST][C RAST] [H’ RAST][H RAST] Adjust: [✳✳✳✳] Press [ ] key to store
the adjustment value.
1) Adj item: [Receive Assist]2) Adj item: [Low], [Low’], [Center], [High’], [High] Press [Apply All] button to store the adjustment value.
Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
The sub LCD display and [V] indicator on the PC window shows VCO lock voltage. Change the adjust-ment value to get VCO lock voltage within the limit of the specifi ed voltage.
Note:Confi rm the VCO lock voltage approx-imately 3 seconds after the adjustment value is changed.
2.5V±0.1V
[PC test mode]Press [Apply All] button to store the adjustment value after all adjustment points have been adjusted.
TransmitAssist
1) Adj item: [TAST] Adjust: [✳✳✳✳]2) Adj item: [L TAST] [L’ TAST][C TAST] [H’ TAST][H TAST] Adjust: [✳✳✳✳] PTT : ON (RF power
is not output.) Press [ ] key to store
the adjustment value.
1) Adj item: [Transmit Assist]2) Adj item: [Low], [Low’], [Center], [High’], [High] PTT: Press [Transmit] button. Press [Apply All] button to store the adjustment value.
6. RTC oscillation
frequency adjust
1) Adj item: [RTC] Adjust: [✳✳✳]
1) Adj item: [RTC (Real-time clock)]
[Side1] [Panel tuning mode]Press [Side1] key. After automatic adjustment adjusted value is displayed on the LCD.Press [ ] key to store the adjust-ment value.[PC test mode]Press [Start] button of “Auto Tuning”. Press [Apply] button to store the adjust-ment value after the automatic adjust-ment has fi nished.
7. Frequency adjust
* The Frequency adjustment can be performed only in PC test mode.
1) Adj item: [Frequency] SSG output : –20dBm (22.4mV) (CW (without modulation))Caution:Perform the frequency adjustment under the following conditions.• Temperature range of +23˚C to +27˚C (+73.4˚F to +80.6˚F). (The temperature
is displayed on the Frequency adjust-ment screen of the KPG-111D/111DN and the LCD of the transceiver.)
• Use an accuracy of 0.001ppm for the SSG. (Use a stan-
dard oscillator if necessary.)
SSG Panel ANT [PC test mode]Press [Start] button of “Auto Tuning”. Press [Apply] button to store the adjust-ment value after the automatic adjust-ment has fi nished.
[PC test mode]“IF20” value = Within 0±12 digits.The value of “IF20” will become around “0” after the adjust-ment has fi nished.
Remark:“Frequency” is adjusted under receiving condition with SSG.
NX-300(G)
52
ADJUSTMENT
Transmitter Section
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
1. High Transmit
Power adjust
(Batt: 7.5V)
1) Adj item: [HIPWR] Adjust: [✳✳✳✳]2) Adj item: [L HIPWR] [L’ HIPWR] [C HIPWR] [H’ HIPWR] [H HIPWR] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [High Transmit Power]2) Adj item: [Low], [Low’], [Center], [High’], [High] PTT: Press [Transmit] button. Press [Apply All]
button to store the adjustment value.
Power meterAmmeter
Panel ANT Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
5.0W ±0.2W2.3A or less
[PC test mode]Press [Apply All] button to store the adjustment value after all adjustment points have been adjusted.
2. Low Transmit
Power adjust
(Batt: 7.5V)
1) Adj item: [LOPWR] Adjust: [✳✳✳✳]2) Adj item: [L LOPWR] [L’ LOPWR] [C LOPWR] [H’ LOPWR] [H LOPWR] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [Low Transmit Power]2) Adj item: [Low], [Low’], [Center], [High’], [High] PTT: Press [Transmit] button. Press [Apply All]
button to store the adjustment value.
0.8W ±0.1W1.2A or less
[PC test mode]Press [Apply All] button to store the adjustment value after all adjustment points have been adjusted.
3. Balance adjust *2
1) Adj item: [BAL] Adjust: [✳✳✳] Deviation meter LPF: 3kHz HPF: OFF2) Adj item: [L BAL] [L’ BAL][C BAL] [H’ BAL][H BAL] Adjust: [✳✳✳] PTT: ON Press [ ] key to store
the adjustment value. Sub LCD:
Tone frequency [Side1] key: Press
while transmitting to change 20Hz and 2kHz.
1) Adj item: [Balance] Deviation meter LPF : 3kHz HPF : OFF2) Adj item: [Low], [Low’], [Center], [High’], [High] PTT: Press [Transmit] button. Press [Apply All]
button to store the adjustment value.
[2kHz Sine Wave Check box]: Check while transmitting change to 2kHz.
Deviation meterOscilloscope
The Deviation of 20Hz frequency is fi xed. Change the 2kHz adjustment value to become the same deviation of 20Hz within the specifi ed range.
2kHz Tone deviation is within ±1.0% of 20Hz tone devia-tion.
[PC test mode]Press [Apply All] button to store the adjustment value after all adjustment points have been adjusted.
*2: Refer to the “Necessary Deviation adjustment item for each signaling and mode” table on pages 56 and 57. Balance adjustment is common with the adjustment of all signaling deviations.
4. Maximum Deviation (NXDN)adjust *3
[Narrow]
1) Adj item: [Nn NDEV] Adjust: [✳✳✳✳] Deviation meter LPF: 3kHz HPF: OFF2) Adj item: [NnL NDEV] [NnL’ NDEV] [NnC NDEV] [NnH’ NDEV] [NnH NDEV] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [Maximum Deviation (NXDN Narrow)] Deviation meter LPF: 3kHz HPF: OFF2) Adj item: [Low],
[Low’], [Center], [High’], [High]
PTT: Press [Transmit] button. Press [Apply All]
button to store the adjustment value.
Deviation meterOscilloscope
Panel ANT Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
3056Hz 2995~3117Hz
[PC test mode]Press [Apply All] button to store the adjustment value after all adjustment points have been adjusted.
NX-300(G)
53
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
Maximum Deviation (NXDN) adjust *3
[Very Narrow]
1) Adj item: [Nv NDEV] Adjust: [✳✳✳✳]2) Adj item: [NvL NDEV] [NvL’ NDEV] [NvC NDEV] [NvH’ NDEV] [NvH NDEV] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [Maximum Deviation (NXDN Very Narrow)]2) Adj item: [Low],
[Low’], [Center], [High’], [High]
PTT: Press [Transmit] button. Press [Apply All]
button to store the adjustment value.
Deviation meterOscilloscope
Panel ANT Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
1337Hz 1311~1363Hz
[PC test mode]Press [Apply All] button to store the adjustment value after all adjustment points have been adjusted.
5. Maximum Deviation (Analog) adjust *3
[Narrow]
1) Adj item: [An ADEV] Adjust: [✳✳✳✳] Deviation meter LPF: 15kHz HPF: OFF2) Adj item: [AnL ADEV] [AnL’ ADEV] [AnC ADEV] [AnH’ ADEV] [AnH ADEV] Adjust: [✳✳✳✳] Press [ ] key to store
the adjustment value.
1) Adj item: [Maximum Deviation (Analog Narrow)] Deviation meter LPF: 15kHz HPF: OFF2) Adj item: [Low], [Low’], [Center], [High’], [High] Press [Apply All] button to store the adjustment value.
Write the same adjustment value of “NXDN Deviation [Narrow]” for each adjustment point.Transmit at each adjustment point and check that the Analog deviation is between 2050Hz and 2150Hz.Deviation meter LPF: 15kHz HPF: OFF[Panel tuning mode]PTT: ON[PC test mode]PTT: Press [Transmit] button
2050~2150Hz
[PC test mode]Press [Apply All] button to store the adjustment value after all adjustment points have been adjusted.
[Wide] 1) Adj item: [Aw ADEV] Adjust: [✳✳✳✳]2) Adj item: [AwL ADEV] [AwL’ ADEV] [AwC ADEV] [AwH’ ADEV] [AwH ADEV] Adjust: [✳✳✳✳] Press [ ] key to store
the adjustment value.
1) Adj item: [Maximum Deviation (Analog Wide)]2) Adj item: [Low], [Low’], [Center], [High’], [High] Press [Apply All] button to store the adjustment value.
Write the same adjustment value of “NXDN Deviation [Narrow]” for each adjustment point.Transmit at each adjustment point and check that the Analog deviation is between 4150Hz and 4250Hz.Deviation meter LPF: 15kHz HPF: OFF[Panel tuning mode]PTT: ON[PC test mode]PTT: Press [Transmit] button
4150~4250Hz
[PC test mode]Press [Apply All] button to store the adjustment value after all adjustment points have been adjusted.
*3: Refer to the “Necessary Deviation adjustment item for each signaling and mode” table on pages 56 and 57. Regarding Maximum Deviation (Analog), it is common with the adjustment of all analog signalings.
6. QT Deviation adjust *4
[Narrow]
1) Adj item: [An QT] Adjust: [✳✳✳✳] Deviation meter LPF: 3kHz HPF: OFF PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [QT Devia-tion (Analog Narrow)]
Deviation meter LPF: 3kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
Deviation meterOscilloscope
Panel ANT Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
Write the value as followings.513 (Reference value)
0.35kHz±0.05kHz
NX-300(G)
54
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
QTDeviation adjust *4
[Wide]
1) Adj item: [Aw QT] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [QT Devia-tion (Analog Wide)]
PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
Deviation meterOscilloscope
Panel ANT Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
Write the value as followings.513 (Reference value)
0.75kHz±0.05kHz
7. DQT Deviation adjust *4
[Narrow]
1) Adj item: [An DQT] Adjust: [✳✳✳✳] Deviation meter LPF: 3kHz HPF: OFF PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [DQT Devia-tion (Analog Narrow)]
Deviation meter LPF: 3kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
Write the value as followings.415 (Reference value)
0.35kHz±0.05kHz
[Wide] 1) Adj item: [Aw DQT] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [DQT Devia-tion (Analog Wide)]
PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
0.75kHz±0.05kHz
8. LTR Deviation adjust *4
[Narrow]
1) Adj item: [An LTR] Adjust: [✳✳✳✳] Deviation meter LPF: 3kHz HPF: OFF PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [LTR Devia-tion (Analog Narrow)]
Deviation meter LPF: 3kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
Write the value as followings.465 (Reference value)
0.75kHz±0.05kHz
[Wide] 1) Adj item: [Aw LTR] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [LTR Devia-tion (Analog Wide)]
PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
1.00kHz±0.05kHz
9. DTMF Deviation adjust *4
[Narrow]
1) Adj item: [An DTMF] Adjust: [✳✳✳✳] Deviation meter LPF: 15kHz HPF: OFF PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [DTMF De-viation (Analog Narrow)]
Deviation meter LPF: 15kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
Write the value as followings.540 (Reference value)
1.25kHz±0.05kHz
[Wide] 1) Adj item: [Aw DTMF] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [DTMF De-viation (Analog Wide)]
PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
2.50kHz±0.05kHz
NX-300(G)
55
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
10. Single Tone Deviation adjust *4
[Narrow]
1) Adj item: [An TONE] Adjust: [✳✳✳✳] Deviation meter LPF: 15kHz HPF: OFF PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [Single Tone Deviation (Analog Narrow)]
Deviation meter LPF: 15kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
Deviation meterOscilloscope
Panel ANT Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
Write the value as followings.513 (Reference value)
1.50kHz±0.05kHz
[Wide] 1) Adj item: [Aw TONE] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [Single Tone Deviation (Analog Wide)]
PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
3.00kHz±0.05kHz
11. MSK Deviation adjust *4
[Narrow]
1) Adj item: [An MSK] Adjust: [✳✳✳✳] Deviation meter LPF: 15kHz HPF: OFF PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [MSK Devia-tion (Analog Narrow)]
Deviation meter LPF: 15kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
Write the value as followings.513 (Reference value)
1.50kHz±0.05kHz
[Wide] 1) Adj item: [Aw MSK] Adjust: [✳✳✳✳] PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [MSK De-viation (Analog Wide)]
PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
3.00kHz±0.05kHz
12. CWID Deviation adjust *4
[Very Narrow]
1) Adj item: [Nv CWID] Adjust: [✳✳✳✳] Deviation meter LPF: 15kHz HPF: OFF PTT: ON Press [ ] key to store
the adjustment value.
1) Adj item: [CW ID Deviation (NXDN Very Narrow)]
Deviation meter LPF: 15kHz HPF: OFF PTT: Press [Transmit] button. Press [Apply] button to store the adjustment value.
Write the value as followings.376 (Reference value)
1.10kHz±0.10kHz
*4: Refer to the “Necessary Deviation adjustment item for each signaling and mode” table on pages 56 and 57.
13. VOX1 adjust
1) Adj item: [VOX1] Adjust: [✳✳✳] AG: 1kHz/45mV at
MIC terminal
1) Adj item: [VOX1] AG: 1kHz/45mV at
MIC terminal
AG Panel Universal connector
[Panel tuning mode]After apply signal from AG, press [ ]key to store the adjustment value.[PC test mode]After apply signal from AG, press [Apply] button to store the adjust-ment value.
14. VOX10 adjust
1) Adj item: [VOX10] Adjust: [✳✳✳] AG: 1kHz/3mV at
MIC terminal
1) Adj item: [VOX10] AG: 1kHz/3mV at
MIC terminal
NX-300(G)
56
ADJUSTMENT
■ Necessary Deviation adjustment item for each signaling and modeThe following shows the necessary adjustment items for each signaling deviation. Please read the following table like the following example. In the case of the signaling “QT (Wide)”, this signaling is composed of three elements [Balance, Maximum Deviation (Analog Wide) and QT Deviation (Wide)]. Please adjust Balance and Maximum Deviation (Analog Wide) before adjusting QT Deviation (Wide).
Mode SignalingNecessary adjustment and order
Wide Narrow Very Narrow
Analog
AudioStep1. Balance adjustStep2. Maximum Deviation (Analog Wide)
Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)
-
QTStep1. Balance adjustStep2. Maximum Deviation (Analog Wide)Step3. QT Deviation (Wide)
Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)Step3. QT Deviation (Narrow)
-
DQTStep1. Balance adjustStep2. Maximum Deviation (Analog Wide)Step3. DQT Deviation (Wide)
Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)Step3. DQT Deviation (Narrow)
-
LTRStep1. Balance adjustStep2. Maximum Deviation (Analog Wide)Step3. LTR Deviation (Wide)
Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)Step3. LTR Deviation (Narrow)
-
DTMFStep1. Balance adjustStep2. Maximum Deviation (Analog Wide)Step3. DTMF Deviation (Wide)
Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)Step3. DTMF Deviation (Narrow)
-
2TONE
Step1. Balance adjustStep2. Maximum Deviation (Analog Wide)Step3. Single Tone Deviation (Analog Wide)
Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)Step3. Single Tone Deviation (Analog Narrow)
-
MSK (FleetSync)
Step1. Balance adjustStep2. Maximum Deviation (Analog Wide)Step3. MSK Deviation (Analog Wide)
Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)Step3. MSK Deviation (Analog Narrow)
-
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
15. Battery Warning Level
writing
1) Adj item: [BATT] Adjust: [✳✳✳] PTT: ON
1) Adj item:[Battery Warning Level]
PTT: Press [Transmit] button.
PowermeterDVM
Panel ANTBATTterminal
Press the PTT switch or [Transmit] button on the PC window.Apply 6.20V to bat-tery terminal.Confi rm that one pre-determined nu-meric in the range 1 to 256 appears.[Panel tuning mode]Press [ ] key to store the adjust-ment value.[PC test mode]Press [Apply] button to store the adjust-ment value.
16. Battery Warning Level
check
[Panel test mode]1) CH-Sig: 1-1 BATT terminal
voltage: 6.0V while transmitting
1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 BATT terminal
voltage: 6.0V while transmitting
Check The transceiver can transmit with caus-ing the LED to blink.
NX-300(G)
57
ADJUSTMENT
Receiver Section
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
1. AF level setting
[Panel test mode]1) CH-Sig: 1-1 SSG output: –47dBm (1mV) (MOD: 1kHz/±1.5kHz) Wide/Narrow: Narrow Beat Shift: Uncheck Compander: Uncheck
1) Test Channel Channel: 1 Test Signaling Mode: Analog Signaling: 1 Wide/Narrow: Narrow Beat Shift: Uncheck Compander: Uncheck SSG output: –47dBm (1mV) (MOD: 1kHz/±1.5kHz)
SSGDVMAF VTVMDummy load
Panel ANTUniversal connector
Panel Volume knob
Turn the Volume knob to obtain 0.63V AF output.
0.63V±0.1V
(K,K3) Sensitivity adjust
2. Sensitivity 1 adjust (K,K3)
1) Adj item: [SENS1] Adjust: [✳✳✳]2) Adj item: [L SENS1] [L’ SENS1] [C SENS1] [H’ SENS1] [H SENS1] Adjust: [✳✳✳] Press [ ] key to store
the adjustment value.
1) Adj item: [Sensitivity 1]2) Adj item: [Low], [Low’], [Center], [High’], [High] Press [Apply All] button to store the
adjustment value.
SSGAF VTVMOscilloscope
Panel ANTUniversal connector
Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
Write the value as followings[L SENS1] / [Low]: 120[L’ SENS1] / [Low’]: 135[C SENS1] / [Center]: 145[H’ SENS1] / [High’]: 160[H SENS1] / [High]: 173
3. Sensitivity 2 adjust (K,K3)
1) Adj item: [SENS2] Adjust: [✳✳✳]2) Adj item: [L SENS2] [L’ SENS2] [C SENS2] [H’ SENS2] Adjust: [✳✳✳] SSG output: –90dBm (7.08µV) (MOD: 1kHz/±1.5kHz) Press [ ] key to store
the adjustment value.
1) Adj item: [Sensitivity 2]2) Adj item: [Low], [Low’], [Center], [High’] SSG output: –90dBm (7.08µV) (MOD: 1kHz/±1.5kHz) Press [Apply All] button to store the adjustment value.
(The RSSI level is shown on the sub LCD display and PC window.)1. Change the ad-
justment value to get the maximum RSSI level.
2. Increase the adjustment value to seek “NX-300 ADJ Point” of RSSI level.
(Refer to right.)
3) Adj item: [H SENS2] Adjust: [✳✳✳] SSG output: Press [ ] key to store
the adjustment value.
3) Adj item: [High] Press [Apply All] button to store the
adjustment value.
Write the value as followings.[H SENS2]/[High]: 245
Mode SignalingNecessary adjustment and order
Wide Narrow Very Narrow
NXDN
Audio -Step1. Balance adjustStep2. Maximum Deviation (NXDN Narrow)
Step1. Balance adjustStep2. Maximum Deviation (NXDN Very Narrow)
CWID - -Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)Step3. CWID Deviation (NXDN Very Narrow)
• Balance is common with all the above deviation adjustments. If Balance (Transmitter Section 3) has already adjusted, please skip Step1 and adjust from Step2.
• Maximum Deviation (Analog Wide/Narrow) is common with all the analog signaling deviations and CWID Deviation (NXDN Very Narrow). If Balance and Maximum Deviation (Analog Wide/Narrow) (Transmitter Section 5) have already adjusted, please skip Step2 and adjust from Step3.
Adjustment value1 256
Adj Point
The
val
ue o
f the
sub
LCD
dis
play
NX-300(G)
58
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
(K2,K4) Sensitivity adjust
2. Sensitivity 1 adjust (K2,K4)
1) Adj item: [SENS1] Adjust: [✳✳✳]2) Adj item: [L SENS1][L’ SENS1] [L’ SENS1][C SENS1] [H’ SENS1] Adjust: [✳✳✳] Press [ ] key to store
the adjustment value.
1) Adj item: [Sensitivity 1]2) Adj item: [Low], [Low’], [Center], [High’] Press [Apply All] button to store the
adjustment value.
SSGAF VTVMOscilloscope
Panel ANTUniversal connector
Panel [Panel tuning mode][ ], [ ]
[PC test mode][ ],[ ]
Write the value as followings[L SENS1] / [Low]: 100[L’ SENS1] / [Low’]: 115[C SENS1] / [Center]: 128[H’ SENS1] / [High’]: 142
3) Adj item: [H SENS1] Adjust: [✳✳✳]
3) Adj item: [High] Increase the adjust-ment value from 1 to get 12dB SINAD.
Caution:Perform the step 3 adjustments of “3. Sensi-tivity 2 adjust (K2,K4)” before performing the [H SENS1] adjustment.
SSG output: –119dBm (0.25µV) (MOD: 1kHz/±1.5kHz) Press [ ] key to store
the adjustment value.
SSG output: –119dBm (0.25µV) (MOD: 1kHz/±1.5kHz) Press [Apply All] button to store the
adjustment value.
3. Sensitivity 2 adjust (K2,K4)
1) Adj item: [SENS2] Adjust: [✳✳✳]2) Adj item: [L SENS2][L’ SENS2] [C SENS2][H’ SENS2] Adjust: [✳✳✳] SSG output: –119dBm (0.25µV) (MOD: 1kHz/±1.5kHz) Press [ ] key to store
the adjustment value.
1) Adj item: [Sensitivity 2]2) Adj item: [Low], [Low’], [Center], [High’] SSG output: –119dBm (0.25µV) (MOD: 1kHz/±1.5kHz) Press [Apply All] button to store the
adjustment value.
Decrease the ad-justment value from 256 to get 12dB SINAD.
3) Adj item: [H SENS2] Adjust: [✳✳✳] Press [ ] key to store
the adjustment value.
3) Adj item: [High] Press [Apply All] button to store the
adjustment value.
Write the value as followings.[H SENS2]/[High]: 256
4. RSSI reference adjust *5
[Analog Narrow]
1) Adj item: [An RRSSI] Adjust: [✳✳✳]2) Adj item: [AnL RRSSI] [AnL’ RRSSI] [AnC RRSSI] [AnH’ RRSSI] [AnH RRSSI] Adjust: [✳✳✳] SSG output: 12dB SINAD level –3dB (MOD: 1kHz/±1.5kHz)
1) Adj item: [RSSI Reference
(Analog Narrow)]2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB SINAD level –3dB (MOD: 1kHz/±1.5kHz)
SSGDistortion meter Oscilloscope
[Panel tuning mode]After input signal from SSG, press [ ] key to store the adjustment value.
[PC test mode]After input signal from SSG, press [Apply] button to store the adjust-ment value.
[Analog Wide]
1) Adj item: [Aw RRSSI] Adjust: [✳✳✳]2) Adj item: [AwL RRSSI] [AwL’ RRSSI] [AwC RRSSI] [AwH’ RRSSI][AwH RRSSI] Adjust: [✳✳✳] SSG output: 12dB SINAD level –3dB (MOD: 1kHz/±3kHz)
1) Adj item: [RSSI Reference
(Analog Wide)]2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB SINAD level –3dB (MOD: 1kHz/±3kHz)
NX-300(G)
59
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
RSSI reference
adjust *5
[NXDN Very Narrow]
1) Adj item: [Nv RRSSI] Adjust: [✳✳✳]2) Adj item: [NvL RRSSI] [NvL’ RRSSI] [NvC RRSSI] [NvH’ RRSSI] [NvH RRSSI] Adjust: [✳✳✳] SSG output: 12dB
SINAD level for Ana-log Narrow –3dB
(MOD: 1kHz/±1.5kHz)
1) Adj item: [RSSI Ref-erence (NXDN Very Narrow)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB
SINAD level for Ana-log Narrow –3dB
(MOD: 1kHz/±1.5kHz)
SSGDistortion meter Oscilloscope
Panel ANTUniversal connector
[Panel tuning mode]After input signal from SSG, press [ ] key to store the adjustment value.
[PC test mode]After input signal from SSG, press [Apply] button to store the adjust-ment value.
Adjust with the analog signal.
*5: Because RSSI reference (NXDN Narrow) is adjusted by adjusting RSSI reference (Analog Narrow), it is not necessary to adjust RSSI reference (NXDN Narrow).
5. Open Squelch adjust *6 (Squelch level 5 adjust)
[Analog Narrow]
1) Adj item: [An SQL] Adjust: [✳✳✳]2) Adj item: [AnL SQL] [AnL’ SQL] [AnC SQL] [AnH’ SQL] [AnH SQL] Adjust: [✳✳✳] SSG output: 12dB SINAD level +1dB (MOD: 1kHz/±1.5kHz)
1) Adj item: [Open Squelch
(Analog Narrow)]2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB SINAD level +1dB (MOD: 1kHz/±1.5kHz)
SSGDistortion meterOscilloscope
Panel ANTUniversal connector
[Panel tuning mode]After input signal from SSG, press [ ] key to store the adjustment value.
[PC test mode]After input signal from SSG, press [Apply] button to store the adjust-ment value.
“Open Squelch” will not be adjusted correctly if MOD and Deviation are wrong.
[Analog Wide]
1) Adj item: [Aw SQL] Adjust: [✳✳✳]2) Adj item: [AwL SQL] [AwL’ SQL] [AwC SQL] [AwH’ SQL] [AwH SQL] Adjust: [✳✳✳] SSG output: 12dB SINAD level +1dB (MOD: 1kHz/±3kHz)
1) Adj item: [Open Squelch
(Analog Wide)]2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB SINAD level +1dB (MOD: 1kHz/±3kHz)
[NXDN Very Narrow]
1) Adj item: [Nv SQL] Adjust: [✳✳✳]2) Adj item: [NvL SQL] [NvL’ SQL] [NvC SQL] [NvH’ SQL] [NvH SQL] Adjust: [✳✳✳] SSG output: 12dB
SINAD level for Ana-log Narrow –4dB
(MOD: 400Hz/±1.1kHz)
1) Adj item: [Open Squelch (NXDN Very Narrow)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB
SINAD level for Ana-log Narrow –4dB
(MOD: 400Hz/±1.1kHz)
Adjust with the analog signal.This item is ad-justed under the condition that MOD is “400Hz” and De-viation is “±1.1kHz” due to the circuit confi guration.
*6: Because Open Squelch (NXDN Narrow) is adjusted by adjusting Open Squelch (Analog Narrow), it is not necessary to adjust Open Squelch (NXDN Narrow).
NX-300(G)
60
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
6. Low RSSI at –118dBm adjust *7
[Analog Narrow]
1) Adj item: [An LRSSI] Adjust: [✳✳✳]2) Adj item: [AnL LRSSI] [AnL’ LRSSI] [AnC LRSSI] [AnH’ LRSSI] [AnH LRSSI] Adjust: [✳✳✳] SSG output: –118dBm (0.28µV) (MOD: 1kHz/±1.5kHz)
1) Adj item: [Low RSSI (Analog Narrow)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: –118dBm (0.28µV) (MOD: 1kHz/±1.5kHz)
SSG Panel ANTUniversal connector
[Panel tuning mode]After input signal from SSG, press [ ] key to store the adjustment value.
[PC test mode]After input signal from SSG, press [Apply] button to store the adjust-ment value.
[Analog Wide]
1) Adj item: [Aw LRSSI] Adjust: [✳✳✳]2) Adj item: [AwL LRSSI] [AwL’ LRSSI] [AwC LRSSI] [AwH’ LRSSI] [AwH LRSSI] Adjust: [✳✳✳] SSG output: –118dBm (0.28µV) (MOD: 1kHz/±3kHz)
1) Adj item: [Low RSSI (Analog Wide)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: –118dBm (0.28µV) (MOD: 1kHz/±3kHz)
[NXDN Very Narrow]
1) Adj item: [Nv LRSSI]
Adjust: [✳✳✳]2) Adj item: [NvL LRSSI] [NvL’ LRSSI] [NvC LRSSI] [NvH’ LRSSI] [NvH LRSSI] Adjust: [✳✳✳] SSG output: –118dBm (0.28µV) (MOD: 1kHz/±1.5kHz)
1) Adj item: [Low RSSI (NXDN Very Nar-row)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: –118dBm (0.28µV) (MOD: 1kHz/±1.5kHz)
Adjust with the analog signal.
*7: Because Low RSSI at –118dBm (NXDN Narrow) is adjusted by adjusting Low RSSI at –118dBm (Analog Narrow), it is not necessary to adjust Low RSSI at –118dBm (NXDN Narrow).
7. High RSSI at –80dBm adjust *8
[Analog Narrow]
1) Adj item: [An HRSSI]
Adjust: [✳✳✳]2) Adj item: [AnL HRSSI] [AnL’ HRSSI] [AnC HRSSI] [AnH’ HRSSI] [AnH HRSSI] Adjust: [✳✳✳] SSG output: –80dBm (22.4µV) (MOD: 1kHz/±1.5kHz)
1) Adj item: [High RSSI (Analog Nar-row)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: –80dBm (22.4µV) (MOD: 1kHz/±1.5kHz)
SSG Panel ANTUniversal connector
[Panel tuning mode]After input signal from SSG, press [ ] key to store the adjustment value.
[PC test mode]After input signal from SSG, press [Apply] button to store the adjust-ment value.
NX-300(G)
61
ADJUSTMENT
ItemCondition Measurement Adjustment
Specifi cations / RemarksPanel tuning mode PC test mode Test-
equipment Unit Terminal Unit Parts Method
High RSSI at –80dBm adjust *8
[Analog Wide]
1) Adj item: [Aw HRSSI] Adjust: [✳✳✳]2) Adj item: [AwL HRSSI] [AwL’ HRSSI] [AwC HRSSI] [AwH’ HRSSI] [AwH HRSSI] Adjust: [✳✳✳] SSG output: –80dBm (22.4µV) (MOD: 1kHz/±3kHz)
1) Adj item: [High RSSI (Analog Wide)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: –80dBm (22.4µV) (MOD: 1kHz/±3kHz)
SSG Panel ANTUniversal connector
[Panel tuning mode]After input signal from SSG, press [ ] key to store the adjustment value.
[PC test mode]After input signal from SSG, press [Apply] button to store the adjust-ment value.
[NXDN Very Narrow]
1) Adj item: [Nv HRSSI]
Adjust: [✳✳✳]2) Adj item: [NvL HRSSI] [NvL’ HRSSI] [NvC HRSSI] [NvH’ HRSSI] [NvH HRSSI] Adjust: [✳✳✳] SSG output: –80dBm (22.4µV) (MOD: 1kHz/±1.5kHz)
1) Adj item: [High RSSI (NXDN Very Narrow)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: –80dBm (22.4µV) (MOD: 1kHz/±1.5kHz)
Adjust with the analog signal.
*8: Because High RSSI at –80dBm (NXDN Narrow) is adjusted by adjusting High RSSI at –80dBm (Analog Narrow), it is not necessary to adjust High RSSI at –80dBm (NXDN Narrow).
8. Tight Squelch adjust (Squelch level 9 adjust)
[Analog Narrow]
1) Adj item: [An SQLT] Adjust: [✳✳✳]2) Adj item: [AnL SQLT] [AnL’ SQLT] [AnC SQLT] [AnH’ SQLT] [AnH SQLT] Adjust: [✳✳✳] SSG output: 12dB SINAD level +6dB (MOD: 1kHz/±1.5kHz)
1) Adj item: [Tight Squelch (Analog Narrow)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB SINAD level +6dB (MOD: 1kHz/±1.5kHz)
SSG Panel ANTUniversal connector
[Panel tuning mode]After input signal from SSG, press [ ] key to store the adjustment value.
[PC test mode]After input signal from SSG, press [Apply] button to store the adjust-ment value.
[Analog Wide]
1) Adj item: [Aw SQLT] Adjust: [✳✳✳]2) Adj item: [AwL SQLT] [AwL’ SQLT] [AwC SQLT] [AwH’ SQLT] [AwH SQLT] Adjust: [✳✳✳] SSG output: 12dB SINAD level +6dB (MOD: 1kHz/±3kHz)
1) Adj item: [Tight Squelch (Analog Wide)]
2) Adj item: [Low], [Low’], [Center], [High’], [High] SSG output: 12dB SINAD level +6dB (MOD: 1kHz/±3kHz)
NX-300(G)
62
TERMINAL FUNCTION
Control unit (X53-4590-XX)Pin No. Name I/O Function
CN1
1 /CS O Chip select output
2 /RES O LCD reset output
3 A0 O Address bus 0 output
4 /WR O WR bus output
5 D0 I/O Data bus 0
6 D1 I/O Data bus 1
7 D2 I/O Data bus 2
8 D3 I/O Data bus 3
9 D4 I/O Data bus 4
10 D5 I/O Data bus 5
11 D6 I/O Data bus 6
12 D7 I/O Data bus 7
13 VDD O 3.3V LCD power supply output
14 VSS - GND
15 VDD O 3.3V LCD power supply output
16 V1 - LCD drive power supply
17 V2 - LCD drive power supply
18 V3 - LCD drive power supply
19 V4 - LCD drive power supply
20 V5 O LCD drive power supply
CN23
1 ME - Internal MIC GND
2 EMC I Internal MIC input
3 SP+ O BTL output + for internal speaker
4 SP+ O BTL output + for internal speaker
5 SP- O BTL output – for internal speaker
6 SP- O BTL output – for internal speaker
7 6_/KEYI1 I Key matrix input (KEYI1 for 6-key)
8 6_/KEYO2 O Key matrix output (KEYO2 for 6-key)
9 BL_SB O LCD backlight voltage output
10 6_/KEYO0 O Key matrix output (KEYO0 for 6-key)
11 6_/KEYO1 O Key matrix output (KEYO1 for 6-key)
12 BL_SB O LCD backlight voltage output
13 6_/KEYI0 I Key matrix input (KEYI0 for 6-key)
14 AGND - GND
CN403
1 33A O 3.3V for volume level
2 VOL_GND - GND for volume level
3 VOL I Volume level input for audio control
4 EN3 I Rotary switch input
5 AGND - GND
6 EN4 I Rotary switch input
7 EN1 I Rotary switch input
8 EN2 I Rotary switch input
Pin No. Name I/O Function
9 +B OPower output after passing through the fuse
10 SB1 I Power input after power switch
CN404
1 LED_G O Green LED control output
2 /EMG I Emergency (Orange) key input
3 LED_R O Red LED control output
4 IFC I TX-RX PCB version recognition input
5 /SAVE O 50C Reg. control output
6 I2CCK O TCXO thermometer clock output
7 /5TC O 50T Reg. switch control output
8 I2CSDA I/O TCXO thermometer data input/output
9 SBC O SB3 switch control output
10 /T_R O TX/RX control output
11 TV2 O RX tuning voltage 2 output
12 ASSIST O VCO tuning voltage output
13 TV1 O RX tuning voltage 1 output
14 VAGC I AGC voltage input
15 5RC O 50R switch control output
16TCXO_MOD
O TCXO modulation output
17 PGND - GND
18 RSSI I RSSI voltage input
19 PGND - GND
20 CV I CV voltage input
21 AGND - GND
22 NC - No connection
23 NC - No connection
24 +B I Power input after passing through the fuse
25 +B I Power input after passing through the fuse
26 +B I Power input after passing through the fuse
27 +B I Power input after passing through the fuse
28 NC - No connection
29 NC - No connection
30 AGND - GND
31 /PTT I PTT input
32 Side_G O Key matrix output (SIDE1,2 key)
33 Side_1 I Key matrix input (SIDE1 key)
34 W_/N O W/N control output
35 SDO1 O PLL serial data output
36 Side_2 I Key matrix input (SIDE2 key)
37 /PCS_RF O PLL enable output
38 /DSW OAPC voltage discharge switch control output
39 APC O APC control voltage output
40 /APCSW O APC switch control output
41 VCO_MOD O VCO modulation output
NX-300(G)
63
Pin No. Name I/O Function
42 THP I Thermistor voltage input
43 PLD I PLL lock detect input
44 38M O 38M output
45 SCK1 O PLL clock output
46 GND - GND
47 S_DET I Battery select input
48 GND - GND
49 NC - No connection
50 IF_DET I IF input
CN405
1 SSW I EXT/INT speaker switch input
2 SP+ O BTL output + for external speaker
3 SP- O BTL output – for external speaker
4 MSW I EXT/INT MIC switch input
5 EMC I External MIC input
6 ME - External MIC GND
7 PTT I External PTT input
8 PF I Programmable function key input
9 OPT I/O Option interface I/O
10 E - GND
11 5V O 5V output
12 TXD O Serial data output
13 RXD I Serial data input
14 NC - No connection
CN701 (for production)
1~20
CN710
1 OPT1 I/O
Refer to “CN710 26-pin connector specifi cation” described on pages 66 to 69.
2 OPT3 I/O
3 26P_RD I
4 26P_TD O
5 NC -
6 OPT4 O
7 OPT10 O
8 OPT5 O
9 DGND -
10 AGND -
11 AI I
12 AO O
13 AGND -
14 5V O
15 OPT9 I
16 DTI I
17 OPT8 I/O
18 OPT11 O
19 OPT7 I/O
Pin No. Name I/O Function
20 OPT2 I/O
Refer to “CN710 26-pin connector specifi cation” described on pages 66 to 69.
21 TXO O
22 RXEO O
23 RXEI I
24 TXI I
25 OPT6 O
26 POW O
TX-RX unit (X57-8960-XX)Pin No. Name I/O Function
CN900
1 LED_G I Green LED control input
2 /EMG O Emergency (Orange) key output
3 LED_R I Red LED control input
4 IFC O TX-RX PCB version recognition output
5 /SAVE I 50C Reg. control input
6 I2CCK I TCXO thermometer clock input
7 /5TC I 50T Reg. switch control input
8 I2CSDA I/O TCXO thermometer data input/output
9 SBC I SB3 switch control input
10 /T_R I TX/RX control input
11 TV2 I RX tuning voltage 2 input
12 ASSIST I VCO tuning voltage input
13 TV1 I RX tuning voltage 1 input
14 VAGC O AGC voltage output
15 5RC I 50R switch control input
16 TCXO_MOD I TCXO modulation input
17 GND - GND
18 RSSI O RSSI voltage output
19 GND - GND
20 CV O CV voltage output
21 GND - GND
22 NC - No connection
23 NC - No connection
24 +B OPower output after passing through the fuse
25 +B OPower output after passing through the fuse
26 +B OPower output after passing through the fuse
27 +B OPower output after passing through the fuse
28 NC - No connection
29 NC - No connection
30 GND - GND
31 /PTT O PTT output
TERMINAL FUNCTION
NX-300(G)
64
Pin No. Name I/O Function
32 Side_G I Key matrix input (SIDE1,2 key)
33 Side_1 O Key matrix output (SIDE1 key)
34 W_/N I No connection
35 SDO1 I PLL serial data input
36 Side_2 O Key matrix output (SIDE2 key)
37 /PCS_RF I PLL enable input
38 /DSW IAPC voltage discharge switch control input
39 APC I APC control voltage input
40 /APCSW I APC switch control input
41 VCO_MOD I VCO modulation input
42 THP O Thermistor voltage output
43 PLD O PLL lock detect output
44 38M I 38M input
45 SCK1 I PLL clock input
46 GND - GND
47 S_DET O Battery select output
48 GND - GND
49 NC - No connection
50 IF_DET O IF output
CN901
1 PTT I Internal PTT input
2 GND - GND
3 Side_G O Key matrix output (SIDE1,2 key)
4 Side_1 I Key matrix input (SIDE1 key)
5 Side_2 I Key matrix input (SIDE2 key)
Sub (GPS) unit (X58-5240-10)Pin No. Name I/O Function
CN10
1 NC - No connection
2 NC - No connection
3 TXD O Serial data output
4 RXD I Serial data input
5 NC - No connection
6 NC - No connection
7 NC - No connection
8 OPT5 I GPS control
9 DG - GND
10 AG - GND
11 NC - No connection
12 NC - No connection
13 AG - GND
14 5C - 5V power supply
15 NC - No connection
16 NC - No connection
17 NC - No connection
18 NC - No connection
19 NC - No connection
20 NC - No connection
21 NC - No connection
22 NC - No connection
23 NC - No connection
24 NC - No connection
25 NC - No connection
26 NC - No connection
Solder Pad
Name I/O Signal Type FunctionRating and Condition
Parameter Min Typ Max Unit
PTT2 O Digital PTT output [Output] Output Impedance 10k
PTT1 I Digital PTT input[Input] VIH 2.8 3.3 V
[Input] VIL 0 0.5 V
MDSW I Digital Man-down switch input[Input] VIH 2.8 3.3 V
[Input] VIL 0 0.5 V
GND - GND GND Allowable current value mA
TXD O Digital Serial data output
VOH (Io=-5mA) 4.0 - 5.3 V
VOL (Io=5mA) 0 - 0.8 V
Baud Rate 19200 bps
RXD I Digital Serial data input
VIH 2.8 - 5.3 V
VIL 0 - 0.8 V
Baud Rate 19200 bps
RSSI O Analog RSSI output Output Impedance 10k
TERMINAL FUNCTION
NX-300(G)
65
Universal Connector
Pin No. Name I/OSignal Type
FunctionRating and Condition
Parameter Min Typ Max Unit
1 SSW I DigitalEXT/INT speaker switch inputL: External speaker ONH: Internal speaker ON
VIH 2.8 - 5.3 V
VIL 0 - 0.7 V
2 SP+ O Analog BTL output + for external speaker
[8 load] Max output power (1kHz, Batt=7.5V)
1.3 1.8 W
[8 load] DC Bias 2.5 V
[8 load] Allowable Frequency 300 3000 Hz
3 SP– O Analog BTL output – for external speaker
[16 load] Max output power (1kHz, Batt=7.5V)
0.9 1.4 W
[16 load] DC Bias 2.5 V
[16 load] Allowable Frequency 300 3000 Hz
4 MSW I DigitalEXT/INT MIC switch inputL: External MIC ONH: Internal MIC ON
VIH 2.8 - 5.3 V
VIL 0 - 0.5 V
5 EMC I Analog External MIC input
Audio Level (STD deviation) 7.7 12.5 17.3 mV
DC Bias 3.3 V
Allowable Frequency 300 3000 Hz
Input Impedance - 1.8 - k
6 ME - - External MIC GND
7 PTT I DigitalExternal PTT inputL: PTT ON
VIH 2.8 - 5.3 V
VIL 0 - 0.7 V
8 PF I Analog Programmable function key input
V (PF2 key ON) 2.2 - 2.8 V
V (PF1 key ON) 1.7 - 2.2 V
V (PF1, PF2 key ON) 1.3 - 1.7 V
9 OPT I DigitalMan-down inputProgrammable active H/L
VIH 2.8 - 5.3 V
VIL 0 - 0.7 V
10 E - - GND
11 5V - Power5V power supply output (Output control is FPU programmable)
Output Voltage (Iout=100mA) 4.9 5.0 5.1 V
Maximum Current - - 0.2 A
12 TXD O Digital Serial data output
VOH (Io=–5mA) 4.0 - 5.3 V
VOL (Io=5mA) 0 - 0.8 V
Baud Rate 19200 bps
13 RXD I Digital Serial data input
VIH 2.8 - 5.3 V
VIL 0 - 0.8 V
Baud Rate 115200 bps
14 NC - - Not used (reserved for future option)
TERMINAL FUNCTION
NX-300(G)
66
CN710 26-pin Connector Specifi cation
Pin No. Name I/O Signal TypeRating and Condition
Parameter Min Typ Max Unit
1 OPT1
I/O Digital
[Input] VIH 2.8 3.3 V
6 OPT4[Input] VIL 0 0.5 V
8 OPT5[Output] VOH 2.8 3.5 V
17 OPT8
[Output] VOL 0 0.5 V18 OPT11
2 OPT3
I/O Digital
[Input] VIH 2.8 3.3 V
19 OPT7 [Input] VIL 0 0.5 V
20 OPT2 [Output] VOH 2.8 3.5 V
25 OPT6 [Output] VOL 0 0.5 V
3 26P_RD I Digital
[Input] VIH 2.8 3.3 V
[Input] VIL 0 0.5 V
Baud Rate 19200 bps
4 26P_TD O Digital
[Output] VOH 2.8 3.5 V
[Output] VOL 0 0.5 V
Baud Rate 19200 bps
15 OPT9 I Analog
Input Amplitude (Square wave) - 3.3 - Vp-p
Coupling Capacitor - 0.01 - µF
Input Impedance 22k - -
Allowable Frequency 300 - 3000 Hz
7 OPT10 O Analog/Digital
Output Amplitude (1kHz, 60% deviation) 0.9 1.3 1.7 Vp-p
Coupling Capacitor 0.1 µF
Output Impedance 22k
Allowable Frequency 300 3000 Hz
11 AI I Analog
Input Amplitude (1kHz, 60% deviation) 0.3 0.5 0.7 Vp-p
Coupling Capacitor - 0.1 - µF
Input Impedance - 12k -
Allowable Frequency 300 3000 Hz
12 AO O Analog
Output Amplitude (1kHz, 60% deviation) 30 50 70 mVp-p
Coupling Capacitor - 0.1 - µF
Output Impedance - 35k -
Allowable Frequency 300 3000 Hz
16 DTI I Analog
Input Amplitude (1kHz, 60% deviation) 0.8 1.1 1.4 Vp-p
Coupling Capacitor - 0.1 - µF
Input Impedance 22k - -
Allowable Frequency 300 - 3000 Hz
21 TXO O Analog
Output Amplitude (1kHz, 60% deviation) while external MIC
160 260 360 mVp-p
Output Amplitude (1kHz, 60% deviation) while internal MIC
- 130 - mVp-p
Coupling Capacitor - 0.1 - µF
Output Impedance - - 2.2k
Allowable Frequency 300 3000 Hz
TERMINAL FUNCTION
NX-300(G)
67
Pin No. Name I/O Signal TypeRating and Condition
Parameter Min Typ Max Unit
22 RXEO O Analog
Output Amplitude (1kHz, 60% deviation) 450 640 830 mVp-p
Coupling Capacitor - 0.1 - µF
Output Impedance - - 2.2k
Allowable Frequency 300 - 3000 Hz
23 RXEI I Analog
Input Amplitude (1kHz, 60% deviation) 450 640 830 mVp-p
Coupling Capacitor 0.1 µF
Input Impedance 22k
Allowable Frequency 300 3000 Hz
24 TXI I Analog
Input Amplitude (1kHz, 60% deviation)while external MIC
160 260 360 mVp-p
Input Amplitude (1kHz, 60% deviation)while internal MIC
- 130 - mVp-p
Coupling Capacitor - 0.1 - µF
Input Impedance 22k - -
Allowable Frequency 300 - 3000 Hz
14 5V O PowerOutput Voltage 5 V
Output Current 78 mA
26 POW O PowerOutput Voltage 7.5 V
Output Current 100 mA
9 DGND
- GND Allowable current value (Total current of 3 pins) 100 mA10AGND
13
5 NC - - -
TERMINAL FUNCTION
CN710 26-pin connector specifi cationPin No. Name Device I/O Connection Function
1 OPT1
ANI board O Aux Input
[COR]Conv/LTR L: Activity receiving H: Not activity receiving[TOR]Conv/LTR L: Activity receiving (Sub Tone or LTR ID is OK) H: Not activity receiving[LOK]Conv L: TX Complete H: Not TX CompleteLTR L: TX Link Complete (until TX fi nishes) H: Not TX Link Complete
VGS-1 I BUSY BUSY indication
Scrambler board O Binary Code Select 1 Scrambler code signal output 1
2 OPT3
ANI board I KEY TX requirement input
VGS-1 I PLAY PLAY indication
Scrambler board O Binary Code Select 2 Scrambler code signal output 2
NX-300(G)
68
TERMINAL FUNCTION
Pin No. Name Device I/O Connection Function
3 26P_RD
ANI board - - -
VGS-1 I SO Serial data input
Scrambler board I SDI Serial data input
4 26P_TD
ANI board - - -
VGS-1 O SI Serial data output
Scrambler board O SDO Serial data output
5 NC - - - -
6 OPT4
ANI board O PTT PTT signal output
VGS-1 O EN Enable
Scrambler board O PTT OutPTT signal outputWhen Echo PTT is allowed.
7 OPT10
ANI board - - -
VGS-1 O USEL UART speed select output
Scrambler board - - -
8 OPT5
ANI board O Emergency Emergency signal output
VGS-1 O RST Reset output
Scrambler board - - -
9 DGND
ANI board - A– GND
VGS-1 - DGND DGND
Scrambler board - - -
10 AGND
ANI board - A– GND
VGS-1 - AGND AGND
Scrambler board - GND GND
11 AI
ANI board - - -
VGS-1 I AO VGS Audio input
Scrambler board - - -
12 AO
ANI board - - -
VGS-1 O AI VGS Audio output
Scrambler board - - -
13 AGND
ANI board - A– GND
VGS-1 - AGND AGND
Scrambler board - GND GND
14 5V
ANI board - - Note: POW and 5V can not be used simultaneously.
VGS-1 O 5C 5V power supply
Scrambler board - 5V Power supply output
15 OPT9
ANI board I Sidetone Sidetone input
VGS-1 - - -
Scrambler board I Sidetone Sidetone input
16 DTI
ANI board I Data Out Data signal input
VGS-1 - - -
Scrambler board - - -
17 OPT8
ANI board I Tone Control Speaker mute signal input
VGS-1 - - -
Scrambler board O LOKLink completedL: LinkWhen Echo PTT is allowed.
NX-300(G)
69
TERMINAL FUNCTION
Pin No. Name Device I/O Connection Function
18 OPT11
ANI board O Man-Down Man-Down output
VGS-1 - - -
Scrambler board O -
User programmable port
None: Hi-Z with Pull up[COR] L: Detect carrier[TOR] L: Detect signaling[LOK](Conventional) L: Transmitting[LOK](LTR) L: Link
19 OPT7
ANI board I MIC Mute MIC mute signal input
VGS-1 - - -
Scrambler boardOI
PTT OutPTT In
Echo PTT no used: PTT signal outputEcho PTT used : PTT signal input
20 OPT2
ANI board I Aux Output Emergency signal input
VGS-1 - - -
Scrambler board O CLEAR / CODEScrambler control signal outputH: Clear / L: Code
21 TXO
ANI board - - -
VGS-1 - - -
Scrambler board O TX INMIC signal outputBefore Pre-emphasis
22 RXEO
ANI board - - -
VGS-1 - - -
Scrambler board O RX INAudio signal outputAfter De-emphasis
23 RXEI
ANI board - - -
VGS-1 - - -
Scrambler board I RX OUTAudio signal inputAfter De-emphasis
24 TXI
ANI board - - -
VGS-1 - - -
Scrambler board I TX OUTMIC signal inputBefore Pre-emphasis
25 OPT6
ANI board - - -
VGS-1 - - -
Scrambler board - - -
26 POW
ANI board O A+ Switched B output
VGS-1 - - Note: POW and 5V can not be used simultaneously.
Scrambler board O POWER (+B) Power supply output
70
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
D1D2D5
D6D9D10
J79-0131-39
S109S11#
S120
S13*
R849
S21S34S47
S52S65S78
S83S96
R848
NX-300(G) PC BOARD
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4Component side view (J79-0131-39)
Ref. No. Address
IC1 6K
IC415 8K
Q1 7K
Q2 7L
Q3 6L
Q4 4L
Q5 4L
D1 5D
D2 5C
D3 3O
Ref. No. Address
D4 3Q
D5 5B
D6 7B
D7 10O
D8 10Q
D9 7D
D10 7C
D11 7L
D12 7M
D13 7M
Ref. No. Address
D14 7M
D15 7L
D16 7L
D17 9L
D18 4L
D19 4L
D20 8M
D21 8M
D22 8L
D23 9L
71
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GSD
GSD
GSD
1 345
1
3 4
5
C24 R406C27
C28C40 1
20 V5V4V3V2V1VDDVSSVDDD7D6D5D4D3D2D1D0/WRA0/RES/CS
C2
C3
C4
C5
C7
C8
D3 D4
C452
D7 D8
D13
D16
CN22
CN23
CN24
R500 D22
IC1R10
R11
R12
R15
R17
R29
R30
R1R2
R4R5R6R7R8R9
R40
C11
C13C14
C15
C23
C25
C26
C30
C33
C31 C
32
C35
C36
C34
C29
C37
C38
C41
C1
C6
R483
TH1
IC415
D11
D12
D14D
15D
18
D19
D20
D21
D23
L1L2
L3
L4
L411
L5
L6
L7
R14
R16
R18
R19
R20
R21
1 14A
GN
D6
_/K
EY
I0B
L_
SB
6_
/KE
YO
16
_/K
EY
O0
BL
_S
B6
_/K
EY
O2
6_
/KE
YI1
SP
–S
P–
SP
+
EM
CM
E
SP
+
R22
R23
R24
R25
Q1
R26
Q2
R27
Q3
Q4
R28
Q5
R31
R32
R33
R34
R35
R3
CN
1
C10
C12
C16
C17
D17
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4Component side view (J79-0131-39)
PC BOARD NX-300(G)
Component side
Foil side
Layer 1Layer 2Layer 3Layer 4Layer 5Layer 6
72
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
G
SD
G SD
1
3 4
6
G
SD
R402
R404
R407R408
CN401+ –
CN403
CN404
CN405
R425
R432
R433
R438
C402
C805
C808
L718
C404
R441
C405
C406
R442
R443
C407
R444
R446
L719
C806
C411C414
R451
C415 +
C416
R454
C418
C419
C420
C422
C424
R462
R463C428
C471
C429
R466
C430
R470
R471
C435C436
R472
C437C438
R474
C439R475
C440
C442
C446
C448
R484
R485
R487
R488
R489
C453
C454
R490
R492
R494
R495
R496
R497
C464
D405
C466
C469
D409
D410
D414
D415
IC402
IC404
IC717
IC406
IC407
L704
IC408
11
3
3
1
4
1
3
6
4
1
3
6
4
1 3
6 4
1 3
6 4
1 3
6 4
5
6
4
3
5
4
4
1
5
8
4
1
5
6
4
1
3
31
45
3
1
4
6
8
L705
L707
IC411
3
+
+
+
1
4
4
4
4
1
1
3
3
1
4
6
5
4
5
8
4
1
5
8
10
1
11
20
1
5
8
1
5
8
5
IC412
IC413
IC4141
2
4
3
L713
IC417
L714
IC418
L717
R101
R
CN
CN
R127
L8
R128
R130
R132
R133
R135
R136
R137
R139
C102
C103
R140
R141
C10
R142
C10
R145R146R147
X101
X102
R150
C119
R156
R157
R158
C120
C121
R546
R547
R165 R172
C1
C1
R174
C141
C143
R180
C144
R181
C146
R183
C148
R185
R187
C153
R190
C154
R192C156C157
R193
C158
R194
Q402
3
1
4
6
Q403
Q404
Q405
Q406
B
C
E
Q407
Q409
Q410
Q411
IC102
Q413
Q414
Q415
L401
IC106
L403
IC109
L409
L410
R424
R431
R434
R453
C417
R455
R458
R460
C427
R467
R479
C455
C456
R493
C457
C459C
460C
461
C462
C463
D406
C468
C470
D411
D413
D417
IC4091 4
8 5
IC416
R501
R504
R506
R507
R508
R509
R510
R549
Q408
L402
R409
R435
R436
C403
C408
R461
R465
R469
R477C
480
R491
C465
D408
D412
1 10S
B1
+B
EN
2E
N1
EN
4A
GN
DE
N3
VO
LV
OL
_G
ND
33
A
IC403
R512
R514
R516
R518
R520
R522
R524
R526
R527
R528
R530
R532
R534
R536
R538
R540
R542
R545
Q401
CN
402
R437
R439
C409
C467
R445
R448
R449
C412
R450
R452
R456 C
421
C431
C433
R473
C441
R481
D407 D
416
L702
R548
Q412
R478
C443
L709
R102
R103
R105
R107
R110
R111
R113
R115
R116
R118
R119
CN
101C
N102
R121
R122
R123
R126
R129
R131
C101
C104
R143
C107
C109
R148
C111
C112
C113
C116
C117
C123 1 3
5 4
R166
C134
IC104
C401
R447
R457C
445C
447C
449C
450
L708
L711L712
R502R
503
R138
R159
R160
R161
R162
C130
C159
D102
IC107
531
1 14N
CR
XD
TX
D5
VEO
PT
PF
PT
TM
EE
MC
MS
WS
P–
SP
+S
SW
46
1
6 10
C809
R459
IC401
R725
R511
R513
R515
R517
R519
R521
R523
R525
R529
R531
R533
R535
R537
R539
R541
R543
R544
C425
1 49LE
D_
GL
ED
_R
/SA
VE
/5T
CS
BC
TV
2T
V1
5R
CP
GN
DP
GN
DA
GN
DN
C+
B+
BN
C/P
TT
Sid
e_
1S
DO
1/P
CS
_R
FA
PC
VC
O_
MO
DP
LD
SC
K1
S_
DE
TN
C
/EM
GIF
CI2
CC
KI2
CS
DA
/T_
RA
SS
IST
VA
GC
TC
XO
_M
OD
RS
SI
CV
NC
+B
+B
NC
AG
ND
Sid
e_
GW
_/N
Sid
e_
2/D
SW
/AP
CS
WT
HP
38
MG
ND
GN
DIF
_D
ET 502
NX-300(G) PC BOARD
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4Foil side view (J79-0131-39)
Ref. No. Address
IC101 5K
IC102 5I
IC103 4K
IC104 3H
IC105 4L
IC106 8I
IC107 7I
IC108 7K
IC109 6G
IC401 5F
IC402 4F
IC403 7F
Ref. No. Address
IC404 9D
IC406 5C
IC407 5B
IC408 4C
IC409 3C
IC411 9F
IC412 4D
IC413 3D
IC414 9A
IC416 8A
IC417 6F
IC418 6F
Ref. No. Address
IC701 7Q
IC702 5R
IC703 7P
IC704 3P
IC705 9N
IC706 7N
IC707 3P
IC708 9Q
IC709 4R
IC710 6N
IC711 6S
IC712 6N
Ref. No. Address
IC713 4Q
IC714 5R
IC715 5P
IC716 5N
IC717 3F
Q101 3K
Q102 3K
Q103 3L
Q401 8D
Q402 8C
Q403 8D
Q404 9E
Ref. No. Address
Q405 3E
Q406 5E
Q407 4E
Q408 7C
Q409 7A
Q410 8A
Q411 8G
Q412 9D
Q413 9C
Q414 6C
Q415 6C
Q702 4R
Ref. No. Address
Q703 6R
Q704 7R
Q705 5O
Q706 5O
Q707 4N
D101 3L
D102 6G
D401 4M
D402 5M
D403 5M
D404 5M
D405 4B
Ref. No. Address
D406 4C
D407 9D
D408 7C
D409 3D
D410 4D
D411 7A
D412 8C
D413 7A
D414 6F
D415 7F
D416 9E
D417 5C
Ref. N
D701
D702
D703
D704
D705
D706
D707
73
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
G SD
G
SD
GSD
GSD
G
SD
G
SDR401
R403R405
R410
R411
R412
R413
R414R415R416
R417
R800
R418
R801
R802
R806
R807
R420
R427R428R429
R812
R813
R814
R816
R818
R432
R821
R826
R828
R829
R831
R834
R837
R838
R840
R841
R845
R847
R463C428
+ +
R468
R851R852
R470
F701
Q101Q102
L101
D401
L102
D402
D403
D404
Q702
Q703
Q707
L710
L715L716
L717
R101
R106
R108
R112R114R117
CN104
CN105
R130
R710R712R713
R717
R719
C102
C103
CN701
C105C106
R720
R144
C108
+
R721R722
R723
CN707TXD
CN708RXD
R149
R727
R728
C110
R729
1 CN710
C115
R153
R154
R730
C118
R731
R155
R732
R156
R157
R158
R735
R738
C124
C701
R740
C706
R167
R168
R744
R745
R746
R748
C131
R749
C135
R172
C136
C712
C137
C714
R750
R174
C138
R175
C139
R176
R752
C716
C717
R177
R753
R178
R755
R756
R757
R758
C141 R759
C143
R180
C144
C721
R181
C145
C722
C146
R183
C723
C148
R185
C149
R761
R187
R763
C150
C151C152
C153
R190
C730
C154
C731
R192C156C157 C734
R771
C739
C160
R778
R779
D101
C740
C742
C743
1
1
67 12
13
181924
1213
24
C744
R780
C745
C746
R783
C747
C749R787
C750C753
R791
C755
C757
R793
C758
R794
C759
R798
R799
IC101
IC103
C761
D701
C763
D703
C764
D706D707
C767
C768
C772
C775
C778
C780
C781
IC701
C782
IC702
C786
C787
IC70745
18
4
4 5
1 8
45
18
5
18
45
18
C788
IC708
1
3 4
5
IC709
IC710
C792
IC712
C793
C794 IC714
IC715
C796
IC7164
3
1
4
5
5
1 8
4 5
5
4
1
3
1 8
J79-0131-39
R111
R113
CN
101C
N102
C101
R419
R426
R440
R830
R832
R836
R839
C800
Q103
R120
CN106R
724C
N709
R726
C114
CN712
C122
R163 C
133
R170
R171
R173
C718
C140
C142
R182
C147
R184
R186
R762
C728
R188
R764
R189
R191
C155
C736
C737
C738
C161
R782
R784
C748
R786
R788
R789
IC10521
34
C762IC
108
IC705
IC706
31
4
4 1
1 25262
5 86
C790
C799
R822
R823
R833
R835
R842
R843
R844
R846
Q705
Q706
R701
R702
R703
R704
R705
R706
R707
R709
R711
R714
R715
R716
C709
C711
C715
C725
C726 31
12
1920
4
41
58
5
R766
R777D
704
C766
C777
C779
IC704
C789
C791
C795
C797
C798
R808
R820
R825
L701
L706
R718
CN702PTT2
CN703PTT1
CN704RSSI
CN705MAN
DOWN
CN706G
ND
CN
711
R736
C703
R741
C713
C812
R850
R767
C735
R775
R795
R796
C765
IC703
C785
R804
R733
R737
R742
C710
C724
C727R
765
C756
IC713
R803
R805
R809
R810
R811
R815
R819
R824
R827
C802
C803
C804
Q704
R739
C704
C705
TH701
R743
C707
C708
R754
C720
R768
R769
C732
R770
R785
C751
C752
R790
R797
C760
D702
D705
C771
IC711
C801
CN
103
OP
T6
PO
WR
XE
IT
XI
TX
OR
XE
OO
PT
7O
PT
2O
PT
8O
PT
11O
PT
9D
TI
AG
ND
5VA
IA
OD
GN
DA
GN
DO
PT
10O
PT
5N
CO
PT
426P
_RD
26P_T
DO
PT
1O
PT
3
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4Foil side view (J79-0131-39)
PC BOARD NX-300(G)
Component side
Foil side
Layer 1Layer 2Layer 3Layer 4Layer 5Layer 6
ss Ref. No. Address
D701 8R
D702 8R
D703 4O
D704 3O
D705 8R
D706 6O
D707 6O
74
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GDS
+
+
+
1
3 4
5
167
1213 18
19
25
1 345
16
34
1
12 13
24
1
4 5
8
134 5
1
4 5
8
1 346
+
GD
S
145 8
D
R600
CF701
R629
R633
R635C602
R641
R6
R6R652
R653
R6
R6
R657
R658
R659
C622
R660
C626
R664
C630
C631
R670
C640
C6
C646
C653
Q503
D604
D605
L504
IC404
R577
R500
R503
R505
R704
R705
R514
C693
R712
R523
R717
R527R721
R530
R724
R531
R725
R532
R726
R533
R727
R535
R537
C504
R541
R735
C506
R738C509
R546
R547
C703
R958 R956
L598
L599
C512
C513
C561
C514
C515
R552
C902
C710
C711
C713
C520
C717
C524
C529
R580
C724
C727
R570
C534
C728
C729
C536
R573
C735
C542
C736
C543
C563
C555
R951
C947
D501
C562
R795
Q604
Q607
C760
Q6
D611
IC503
IC504
C600
TH600
C628
C637
Q504
L500
L503
R501
R504
R506
R703
R511
R512
R513
R515
R709R
957
R519
CN
500C
V
R520
R714
R522
R550
L530
R718
R719
CN
700R
SS
I
R529
R720
R722
R534
R536
R538
R539
C500
R574
C501
C502
C503
R955C505
R736
C508
R548
X500
C511
R586
C709
C517
C516
R554
C518
R555
C519
C521
C522
C523
C525
C526
C527
C553
C528
R581
R566
R567
C720
C533
C535
R572
R959
C987
C539
C541
C550
R583
C554
C759
R796
IC500
IC501
IC700
IC701
C792
R601
R602
R603
C601
R904
CN
701V
AG
CR
731
C722
C723
R792
R794
R797
R798
Q610
IC502
R649
R656
C649
C651
IC600
Q605
D505
J79-0431-09
+
S
R935
R502
C537
D608
C672
R669
R950
R961
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4Component side view (J79-0431-09)
Ref. No. Address
IC404 10G
IC500 9B
IC501 7C
IC502 7E
IC503 5C
IC504 7H
IC600 4J
Ref. No. Address
IC700 8H
IC701 9E
IC702 7K
IC881 6O
IC900 4P
IC901 9O
IC902 5N
Ref. No. Address
Q503 6C
Q504 4B
Q604 6J
Q605 3I
Q607 4I
Q608 4J
Q610 5I
Ref. No. Address
Q704 6L
Q900 9P
Q901 7N
Q902 7M
Q904 9O
Q905 4N
D501 7C
Ref. No. Address
D505 4C
D604 7J
D605 6I
D608 5I
D611 8I
D700 6L
D881 7P
NX-300(G) PC BOARD
Ref. No. Address
D902 5P
D901 5M
D900 8P
D882 7P
75
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
18
GD
S
1 345
14
85
+
G GD
DS
S
GG
D
DS
S
134 6
134 5
EB B
C C
1
3 4
5
L8
81
L882
L883
L8
87/
R881
R882
R8
83
R8
84 R
88
5
CN881
C8
82 C883
C884
C885
C8
86
C891
D881
D882
R936
IC881
R629
R633
R648
R651
R654
R655
R659
C622
660
C626
C636
F900
C640
C641
D604
Q704
Q902
Q904
Q905
L901
R901
C980
R902
R906
R907
R908
R909
R910
R913
CN900
R921
R922
R926
C907
R755
R758
C913
C942
R951
C943
C945
C948
C949
C950
Q604
C951
Q608
D700
C955
C957
C766
D901
D902
C964
C967
C971
C972
C973
C974
C976
C900
C903
R763
R764
C761
IC702
R642
R645
R647
R661
IC600
L900
R916
R918
C977
R431
R432
Q900
Q901
R900
R903
R905
R911
R914
CN
901
R920
R923
R927
C904
R589
C906
R590
C908
C910
C912
C915
C917
C919
C925
C926
C928
C930
C932
C934
C936
C938
C940
C941
C946
C953
C956 C
958
D900
C961
C962
C963
C969
IC900
IC901
IC902
S1
R430
R925
R934
R928
C905
C914
C916
C918
C920
C922
C923
C927
C929
C931
C933
C935
C937
C939 C
966
1PTT
Side_GSide_1Side_2
GND
5
1LE
D_G
LE
D_R
/SA
VE
/5T
CS
BC
TV
2T
V1
5R
CG
ND
GN
DG
ND
NC
+B
+B
NC
/PT
TS
ide_1
SD
O1
/PC
S_R
FA
PC
VC
O_M
OD
PLD
SC
K1
S_D
ET
NC
/EM
GIF
CI2
CC
KI2
CS
DA
/T_R
AS
SIS
TV
AG
CT
CX
O_M
OD
RS
SI
CV
NC+B
+B
NC
GN
DS
ide_G
W_/N
Sid
e_2
/DS
W/A
PC
SW
TH
P38M
GN
DG
ND
IF_D
ET
4950
2
+
S
R950
C937
R961
1
3 4
6
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4Component side view (J79-0431-09)
Component side
Foil side
Layer 1Layer 2Layer 3Layer 4Layer 5Layer 6
PC BOARD NX-300(G)
76
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
134 5
GG
D
DS
S
G
SG
D
GD
S
3
51
4
CN600
CN601
C803
C804
C850R790
C807
C988
C662
C663
C664
C665
IC703
C668C609
Q705 L714
L716C780
L717
L721
L722
R912
R915
R917
C981
R753
R757R759
R760
R761
R773
R777
R769
R768
R770
R771
R772
R775
R778
R779
C741
C742
R780
R784
R786
C944
R791
C758
D702D703
D704
C765
D705
C768
C769
D709
D710
C771
D711
C773
C775
C776C778
L612
L614
C782
C786
C788
C791
C796
C798
C802 C800
C801
C933
R800
C810
C811
L903
R665
R666
R667
C849
C660
C989
C661
C666
L726
D606
C667
D607
C669
Q706
Q903
L713
L715
L720/R
954
L723R929
C901
R762
R774
R765
R781
R783
R785
R788
R799
C952
C954
R931D
706
C767
C764
D708
C770
C965
C772
C774
C968
C777
C779
C970
L613
C975
C783
C784
C785
C789
IC903
C794
C795
C799
L611
+
S
C809
L725
C647
C889
C888
C887
L886
L885
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4Foil side view (J79-0431-09)
Component side
Foil side
Layer 1Layer 2Layer 3Layer 4Layer 5Layer 6
NX-300(G) PC BOARD
77
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
G
SG
D
D
S
G
D
GS
S
G
DS
G
DS
GD
S
GG
D
DS
S
R604
R605
R606
R557
D518
CF700
R612
R616
R617
R618
CN601
R622
C603
C604C605
R646
C610
C611
C612
C615
C617
C618
C621
R621
R619
C632C635
C642
C643C645
C648
D600
Q703
Q51
0
Q511
C671
L508
L703
L704
C714
R671
L705
R710/L902
L706
L707
L708
L518 L519
L710
C689
L711
L521
L522
L523
C690
L524
C691
XF700
R728
R730
C813
L780
R737
R575
R739
C701
C704
R742
C706
C707R744
R747
R749R752753
C719
C725
C737
C738
C705
C739
C547
C545
C548
C741
C743
C744
C745
C746
C748
C556 C557
C750
C751
C752
C753
C758
Q60
0
C565
C566
C567
Q603C568
Q606
C573
C575
D515
D517
C578
L600
C579
L602
L604
C581
C583
C580
L527
C576
C587
L610
L615
C692
L709
CN
702B
PF
CN
902
R740
R743
R745R
746R
748R
750
C747
C749
C754
C755
C756
R620
R623
R624
R626
R627
R630
R631
R632R
634
R636
R639
R644
C613
R650
C614
C623
C625
C627
C629
C634
C639
C670
Q601
Q602
L603
L605
L606
L607L609
R613
R610
R628
C619
D601
Q700
Q701
L701R
701
R702
R733
C700
C708
C712
C702C
715
C718
C814
C721
R571
C730
C732
C733
C734
C740
C790
R607
R608
C607
Q508 Q
509
Q507
Q512
L509
L514
L515L516
L517
L520
L525
L526
L528R558
R559
R564
R561
R560
R562
R563
R565
R576
C546
R599
D506
D507
C570
D510
C571
D511
C574
D514
D516
C577
D519
C582
C584
C572
C585
C586
C588
J79-0431-09
+
S
D G
C647
C992
C716
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4Foil side view (J79-0431-09)
Ref. No. Address
IC703 8H
IC903 7D
Q507 7Q
Q508 5P
Q509 5Q
Q510 7R
Q511 6R
Ref. No. Address
Q512 6P
Q600 7P
Q601 7N
Q602 6N
Q603 4N
Q606 4L
Q700 9R
Ref. No. Address
Q701 10O
Q703 9K
Q705 10F
Q706 10E
Q903 8D
D506 3P
D507 3Q
Ref. No. Address
D510 4Q
D511 4S
D514 4P
D515 4P
D516 4R
D517 4R
D518 7Q
Ref. No. Address
D519 4R
D600 7M
D601 8O
D606 5H
D607 5G
D702 10I
D703 10I
Ref. No. Address
D704 10H
D705 10E
D706 8E
D708 8E
D709 6G
D710 7E
D711 6F
PC BOARD NX-300(G)
78
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
SUB (GPS) UNIT (X58-5240-10) Component side view (J79-0432-09)
SUB (GPS) UNIT (X58-5240-10) Foil side view (J79-0432-09)
Ref. No. Address
IC1 4F
IC2 10F
Ref. No. Address
IC4 9F
D2 10H
NX-300(G) PC BOARD
C20
C21C22
C9
D2
CN10
CN11
L3
IC2
IC4
R10
R11
R17
R4
R9
C10C11
C16
C17
C18
C19
C1
C2
C3 C4
C5
C8
L1
L2
IC1
R1
3R
6
R7CN5
J79-0432-09
J79-0432-09
1
4
8
5
1
4
3
5
1
1
1213
24
2526
TXD2
TXDRXD
DG
AG
AG
5C
OPT5
5C
RXDBCK
BATTERY+SIDE UP
+
_
NX-300(G)
79
LEVEL DIAGRAM
To m
ake
mea
sure
men
ts in
the
AF
sec
tion,
co
nn
ect
th
e A
C l
eve
l m
ete
r. (A
NT
in
pu
t: –5
3dB
, 1kH
z F
M, 3
kHz
DE
V (
Wid
e))
In t
he R
F s
ectio
n, u
se a
100
0pF
cou
plin
g ca
paci
tor.
(The
dis
play
sho
ws
the
SS
G i
nput
val
ue
requ
ired
to o
btai
n 12
dB S
INA
D w
ithou
t lo
-ca
l lev
el.)
AG
is s
et t
o th
e M
IC in
put
beco
mes
(3k
Hz/
1.5k
Hz)
at
1kH
z M
OD
(W
ide/
Nar
row
).To
mak
e m
easu
rem
ents
in t
he A
F s
ectio
n, c
onne
ct
the
AC
leve
l met
er.
In th
e R
F s
ectio
n, u
se a
100
0pF
cou
plin
g ca
paci
tor.
Rec
eive
r S
ecti
on
Tran
smit
ter
Sec
tio
n
Q70
3
Mix
er
VC
OA
SIC
IC10
8
Q70
1
IF A
mp
IC70
4
SM
F
500m
Vrm
s
C73
0C
734
XF
700
MC
F
IC70
1
FM
IC
CF
701
CF
C75
8C
795
LNA
Q70
5
C79
0
PLL
C60
3
C58
8
Q60
0Q
601
C60
7D
601
RX
LO
Q60
2C
670
Q60
3Q
606
C66
0
D60
0
–118
.5dB
m
–118
.5dB
m–1
19.0
dBm
–105
.0dB
m–1
19.0
dBm
–103
.0dB
m
64m
Vrm
s(a
t MIC
term
inal
)47
.4m
Vrm
s
2.6d
Bm
13.0
dBm
37.8
dBm
5.0W
IF1
(58.
05M
Hz)
RF
(C
ente
r F
requ
ency
)
RF
(C
ente
r F
requ
ency
)
AF
(1k
Hz)
C81
1
C58
6C
613
C63
4
IC71
3C
756
C79
2IC
700
(–56
.5dB
m)
C72
7
IC10
8
AS
IC
IC70
7
SC
SW
C70
9
92.5
mV
rms
92.8
mV
rms
92.7
mV
rms
(–61
.0dB
m)
125.
9mV
rms
69.8
mV
rms
DS
P
IC10
2
7.9d
Bm
22.6
dBm
AF
(1k
Hz)
IF2
(450
kHz)
IC41
3
Aud
io A
mp
IC40
8
SP
Driv
e
IC71
6C
762
C72
1IC
710
C55
5C
562
IC71
0
412m
Vrm
s(W
)20
6mV
rms(
N)
391.
8mV
rms(
W)
195.
9mV
rms(
N)
IC50
4
348m
Vrm
s(W
)17
4mV
rms(
N)
27.6
mV
rms(
W)
13.8
mV
rms(
N)
352m
Vrm
s(W
)17
6mV
rms(
N)
IC70
3
IC70
3
DA
C
C42
4IC
409
C43
8
123m
Vrm
s8.
7mV
rms
124m
Vrm
s
352m
Vrm
s(W
)17
6mV
rms(
N)
410m
Vrm
s(W
)20
5mV
rms(
N)
2PIN
-4P
IN
348m
Vrm
s(W
)17
4mV
rms(
N)
VC
O
IC70
3IC
706
IC70
5
NX-300(G)
80
INTERCONNECTION DIAGRAM
1234567891011121314
CN403
CN1
101
VSS
V3
V2
V5
V1
VDD
V4
20
LCD
AS
SY
POWER SW/AF VOL SELECTOR
RX
EI
OP
T9
NC
OP
T11
DG
ND
AG
ND
TX
I
OP
T7
26P
_T
D
DT
I
OP
T5
AO
OP
T1
PO
W
OP
T8
26P
_R
D
RX
EO
OP
T10
AI
OP
T2
TX
O
OP
T3
OP
T6
OP
T4
AG
ND
5V
/CS
/RES
A0
/WR
D0
D1
D2
D3
D4
D5
D6
VDD
D7
1
5V
1
RX
DT
XD
UNIVERSAL CONNECTOR
NC
PF
SP
-
PT
T
EM
C
SS
W1
MS
W
SP
+
ME
OP
TE
6KEY/SP/MIC
ME
EM
C
SP
+
SP
+
SP
-
SP
-
6_/K
EY
I1
6_/K
EY
O2
BL_
SB
6_/K
EY
O0
6_/K
EY
O1
BL_
SB
6_/K
EY
I0
AG
ND
CN23
NC
NC
AG
NC
NC
NC
NC
NC
NC
AG
NC
NC
DG
NC
X58-524
NC
TX
D
NC
NC 5C
RX
D
NCCN10
NC
NC
SUB (GPS) UNIT
NC
NC
OP
T5
X41-384SWITCH UNIT
SB
1
+B
EN
2
EN
1
EN
4
AG
ND
EN
3
VO
L
VO
L_G
ND
33A
1 26
14
CONTROL UNITX53-459
CN710 CN405 CN701
CN5
NX-300(G)
81
INTERCONNECTION DIAGRAM
I2CSDA
/EMG
CN900
CV
LED_R
VAGC
IFC
LED_G
RSSI
TCXO_MOD
TV2
SBC
5RC
/T_R
TV1
GND
/SAVE
ASSIST
1
+B
GNDNC
+B
50
NC
GND
+B
I2CCK/5TC
Side_1
NC
W_/N
Side_G
+B
/PTTGNDNC
/APCSW
SDO1
PLDTHPVCO_MOD
Side_2/PCS_RF
38M
/DSWAPC
GND
GND
SCK1
S_DET
NCIF_DET
I2CSDA
50
SDO1
SCK1
AGND
5RC
Side_2
+B
IFC
Side_1
1
I2CCK
ASSIST
IF_DET
APC
Side_G/PTT
VCO_MOD
VAGCTV1
CV
+B
TCXO_MOD
+B
/DSW
/5TC
TV2
LED_R
CN404
/APCSW
/T_R
PGND
THP
NC
+B
/SAVE
GND
38M
RSSI
GND
PGND
SBC
/EMG
NC
PLD
S_DET
W_/N
NC
/PCS_RF
AGND
LED_G
NCNC
S–
+B
AT
T
X57-896
TX-RX UNITSide_2
Side_G
PTT
GND
Side_1
CN401
ANT
1 20
OR
C
PTT
SIDE 1
SIDE 2
CORD ASSYX42-351
T
X41-383SWITCH UNIT
CN701
CN881
82
NX-300(G) SCHEMATIC DIAGRAM
X53-459 1/10
4.92V
-9.74V
3.28V
-7.13V
A
A
A
AA AA A
A A
A
A
A
A
A
A
B3
0-2
33
7-0
5
KTC4075E(Y,GR)Q2
2SA1362-F(GR)Q1
SSM3K15TE(F)
DA
2S
10
1D
11
Q3
15
0
R4
02
15
0
1u
C1
1
470p
C12
330
R16
0
R17
0
R15
4.7
k
R1
4
D4
D3
C1
0
0.1
u
R4
04
D8
D7
LCD BACKLIGHT
12KEY BACKLIGHT
* R4
05
* D1
0* D
9
* D5
* D6
* R4
03
* C1
08
A
* C1
14
4.7
k
* R1
06
A
*Q103
* D1
01 *Q102
*Q101
*C115
*R114 *R117
*R112
* D2
* D1
* R4
01
* R1
08
Sid
e_
G
S13
6_
KE
YO
2
S10
98
S7
7
S4
6_
KE
YO
1
6_
KE
YO
0
S6
54
S3 S9
6
S12
0
S5
21
S2 S8
3
S11
Sid
e_
2
Sid
e_
1
6_
/KE
YI1
6_
/KE
YI0
470
R414
470
R415
470
R416
470
R144
470
R418
D4
01
1S
S3
88
F
1S
S3
88
FD
40
2
1S
S3
88
FD
40
3
1S
S3
88
FD
40
4
R417 0
R410 470
R411 470
R412 470
R413 470
/KEYI4
/KEYI3
/KEYI2
/KEYI1
/KEYI0
KEYO3
KEYO2
KEYO1
KEYO0
BLC
F6
F5
F4
F3
F2
F1
E6
E5
E4
E3
E2
E1
D6
D5
D4
D3
D2
D1
C6
C5
C4
C3
C2
C1
A1
A2
A3
A4
A5
A6 B1
B2
B3
B4
B5
B6
G1
G2
G3
G4
G5
G6
H1
H2
H3
H4
H5
H6
NC
DQ
14
DQ
12
DQ
10
DQ
8
CE
A1
6
DQ
7
DQ
5
DQ
2
DQ
0
A0
A15
A11
A19
A20
A5
A1
A14
A10
A21
A18
A6
A2
A3
A7
RY
/BY
WE
A9
A1
3
A4
A1
7
WP
/AC
C
RE
SE
T
A8
A1
2
oE
DQ9
DQ11
VCC
DQ13
DQ15
VSS1
DQ1
DQ3
DQ4
DQ6
VSS2
IC101
FLASH MEMORY
D9
D11
D13
D15
D1
D3
D4
D6
C105
0.01u
10
00
p
C1
10
C106
1u
D
D1
4
D1
2
D1
0
D8
D7
D5
D2
D0
A2
A6
A18
A10
A14
A1
A5
A20
A19
A11
A15
A0
A16
/RD
/CS
0
CN
10
3
A3
A7
A9
A1
3
A4
A1
7
A8
A1
2
/FR
ST
/WP
/WR
L71
7
SRAM
IC103
G3
G2
G1
F6
F4
F3
F1
E6
E1
D6
D1
C6
C4
C3
C1
B6
B5
B4
A1
A2
A3
A4
A5
A6 B1
B2
B3
G4
G5
G6
H1
H2
H3
H4
H5
H6
CE oE
DQ
7
DQ
2
NC
3
NC
2
DQ
6
VS
S2
VC
C2
VCC1
VSS1
DQ1
A5
NC1
DQ5
DQ0
A7
A4
A0
A1
CE
2
A3
A6
A8
DQ
4
A2
WE
A16
A15
DQ3
A9
A10
A11
A12
A13
A14
47
0k
R1
20
1u
C118
L710
A14
A13
A12
A11
A10
A9
A15
A16
A0
A1
A3
A6
A8
A2
A5
A7
A4
D0
D5
D4
D1
D6
D2
D7
/RD
/CS
2D3
/WR
20
V5
19
V4
18
V3
17
V2
16
V1
15
VD
D
14
VS
S
13
VD
D
12
D7
11
D6
10
D5
9D
4
8
D0
7
D3
6
D2
5
D1
4/W
R
3A
0
2/R
ES
1/C
S
CN1
LCD
11
12
13
14
15
16
17
18
19
20
B8
B7
B6
B5
B4
B3
B2
B1
oE
VCC
10
9
8
7
6
5
4
3
2
1
GND
A8
A7
A6
A5
A4
A3
A2
A1
DIR
IC401TC74LCX245FK
VCC
6
G
B1
8
7
B25
3
1
2
DIR
A1
A2
4GND
TC7WZ245FK-FIC402
L707
10k
R407
10k
R408
0.1u
C402
0
R406
10
0k
R1
1
22
0p
C4
0
D7
D6
D5
D4
D3
D2
D1
D0
0.1u
C401
C5
1
u
C6
1
u
C1
0
.1u
C2
1
u
C3
1
u
C4
1
u
0.1
u
C7
R1
2
10
k
R1
0
10
k
R6
1
0k
R7
1
0k
R8
1
0k
R9
1
0k
R4
1
0k
R5
1
0k
/LCDRST
/CS4
/WR10
0k
-t°
TH
1
2.2u16
+
C403
2.2
u1
6C
40
4
+
+
C4052.2u16
0.1
u
C8
10
00
p
C4
07
10
00
p
C4
08
47
R409
12k
R3
10
0k
R2
1MR1
1u
C4
06
IC403LM2682MMX
IC1NJM2130F3-ZB
1
2
3
4
C1-
C2+
C2-
VoUT
8
7
6
5
NC
C1+
VIN
GND
4
V+
OUT
5
3
+IN
V-
-IN
1
2
BL_
SB
33M
A0
D
D
D
33M
33M
5A
SB2
31BU
LCONT
RESET
LCD CONTRAST
DOUBLINGVOLTAGE
INVERTER
BUS SW
IC401,402
12KEY BACKLIGHT SW
LCD BACKLIGHT SW
D11,Q1-3
D101,Q101-103
12KEYCONTROL
D401-404
X53-4590-XX
-10
-11 SSM3K15TE(F) 2SA1832(GR)F
D101D1
NONOK,K2
DA2S101B30-2337-05K3,K4
Q103
NO
Q102
NO KTC4075E(Y,GR)
Q101
NO NO
R117
0
NO
R114
330
NO
R112
0
NO
R108
470k
R106
NO
4.7k
C115
NO470p
C114
NO
1u
NO
C108
0.1u
NO
R401
1.5k
R403 R405
NO
1.5k
NO
1.5kB30-2337-05
NO
D2
B30-2337-05
NO
D5
B30-2337-05
NO
D6
B30-2337-05
NO
D9
B30-2337-05
NO
D10
C41
100p
CONTROL UNIT (X53-4590-XX)
6
5
5
5
5
5
5
6
6
6
6
6
6
6
6
77
7
7
7
7
7
5
8
8
9
9
9
D1,2,5,6,9,10
D3,4,7,8
1
2
3
4
5
6
7
EA B C D
83
SCHEMATIC DIAGRAM NX-300(G)
X53-459 2/10
A
R1
21
10
0k
R1
02
5 12347 69 810
12
11
16
20
19
18
17
15
14
13
CN701
R7
11
R7
13
R7
14
R7
15
R7
12R
71
0
R7
01
R7
02
R7
03
R7
04
R7
05
R7
06
R7
07
R7
09
BF
SR
2
BD
R2
/SC
SS
BC
LKR
2
BD
X2
BC
LKX
2
INT
3
RX
D0
SC
TX
D
R1
15
1
00
k
R1
18
4
7k
R1
11
1
00
k
R1
13
1
00
k
R1
16
4
7k
B1
2
B1
3
C1
1
C1
2
C1
3
D1
1
D1
2
D1
3
E1
0
E1
1
E1
2
E1
3
F1
0
F1
1
F1
2
F1
3
G1
0
G1
1
G1
3
G1
2
H1
3
H1
2
H1
1
H1
0
J13
J12
J11
J10
K1
3
K1
2
K1
1
K1
0
L13
L12
M1
3
N1
3
M12
N12
L11
M11
N11
L10
M10
N10
K9
L9
M9
N9
K8
L8
M8
N8
K7
L7
N7
M7
N6
M6
L6
K6
N5
M5
L5
K5
N4
M4
L4
K4
N3
M3
N2
N1
A1
B1
C2 C1
D4
D3
D2 D1
E4 E3
E2 E1
F4 F3
F2 F1
G2 G1
G3
G4 H1
H2
H3
H4 J1 J2 J3 J4 K1
K2
K3 L1 L2 L3 M1
M2
A13
A12
B11
A11
D10
C10
B10
A10
D9
C9
B9
A9
D8
C8
B8
A8
B7
A7
C7
D7
A6
B6
C6
D6
A5
B5
C5
D5
A4
B4
C4
A3
B3
C3
A2
B2
A1
8
A1
7
DV
SS
4
A1
6
D5
D4
D3
D2 D1
D0
RS
X2
_C
LKIN X
1
HD
3
CLK
oU
T
DV
SS
3
HP
IEN
A
CV
DD
3
CV
SS
5
TM
S
TCK
TR
ST TD
I
TD
o
EM
U1
oF
F
EM
U0
ToU
T
HD
2
HP
I16
CLK
MD
3
CLK
MD
2
CLK
MD
1
DV
SS
2
DV
DD
3
BD
X1
BF
SX
1
DVSS7
BCLKX1
CVSS8
HD1
CVDD5
INT3
INT2
INT1
INT0
NMI
HBIL
IACK
BDX2
BDX0
HD0
DVSS6
DVDD4
HRDY
BFSX2
BFSX0
CVDD4
HINT
CVSS7
BCLKX2
BCLKX0
BDR2
HCNTL1
BDR0
BFSR2
BFSR0
BCLKR2
BCLKR0
DVSS5
HCNTL0
BCLKR1
CVSS6
CV
SS
1
A2
2
CV
SS
2
DV
DD
1
A1
0
HD
7
A1
1
A1
2
A1
3
A1
4
A1
5
CV
DD
1
HA
S
DV
SS
1
CV
SS
3
CV
DD
2
HC
S
HR
_W
RE
AD
Y
PS
DS
IS R_
W
MS
TR
B
IoS
TR
B
MS
C
XF
Ho
LDA
IAQ
Ho
LD
BIo
MP
_M
C
DV
DD
2
CV
SS
4
BD
R1
BF
SR
1
A19
A20
CVSS9
DVDD5
D6
D7
D8
D9
D10
D11
D12
HD4
D13
D14
D15
HD5
CVDD6
CVSS10
HDS1
DVSS8
HDS2
DVDD6
A0
A1
A2
A3
HD6
A4
A5
A6
A7
A8
A9
CVDD7
A21
DVSS9
10
00
p
10
0k
R1
07
1k
R1
03
0.1
u
C1
17
L71
1
0.1
u
C1
13
D
D6
CN102
D7
D8
D9
D10
D11
D12
D13
D14
D15
D5
D4
D3
D2
D1
D0
A17A16
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
CN101
/RD
/HDS2
0.1u
C101
0.1u
C102
47
0k
R1
01
0.1u
C103
0.1u
C104
47
0k
C1
09
0.1
uC
10
7
0.1
u
C1
11
0.1
uC
11
2
10
0k
R1
10
10
0k
R1
19
10
0k
R1
22
10
0k
R1
23
0.1
u
C1
16
10
0k
R1
05A1
0
A1
1
A1
2
A1
3
A1
4
A1
5
/WR
/CS
3
DSP
R141 100k
R142 100k
R143 100k
R145 100k
R146 100k
R147 100k
R193 100k
R194 100k
L712
R126 100
R127 0
R128 0
C119 1u
R135 100k
R136 100k
R137 100k
R129 100
R130 100
R131 100
C120 0.1u
R150 1k
100k
R139
0
R140100k
R132
C121 0.1u
BCLKR2
/MCCSAF
MCDOAF
/MCCSRCN
BFSR2
MCDOCN
BDR2
BCLKX2
/MCCSXCN
MCDICN
BDX2
INT3
MCSCKAF
FSDET
/DINT
/SYMTIM
/DWUP
/HR
DY
MCDIAF
33
M
15
M
0 0
0
0
0000000000
BF
SX
2
BE
R D
ATA
BE
R_
CLK
BER_EN
/DR
ST
33
M
SC
TAM
I
LCONT
RESET
RESET
LCONT
5RC
BCLKR0
BCLKX0
HD0
HD2
X2_CLKIN
D
IC102
33MDSP
5
5
5 5
5
5
6 6 6
6
6
7
7
7
77
8 88
9 9 9
11
11
11
12
12
12
1313 13
CONTROL UNIT (X53-4590-XX)
F G H I J
84
NX-300(G) SCHEMATIC DIAGRAM
X53-459 3/10
9.5mV
3.282V
3.28V
A
A
L708
0
R716
PT
T2
CN
70
2
PT
T1
CN
70
3
CN
70
4R
SS
I
CN
70
5D
OW
N
CN
70
6G
ND
CN
70
8R
XD
CN
70
7T
XD
INA
INB
GND
1
2
3
VCC
oUTY
5
4
IC104TC7SH08FU-F
10
0k
R1
33
L709
15
0
R1
48
0.01u
C123
VSS5
6INTRA
4INTRB
CLKC7
3SDA
OSCOUT8
2SCL
OSCIN9
132KOUT VDD
10
RV5C386AIC106
X1
01
I2C
CK
I2C
SD
A
RTC
0.1u
C159 47k
R138
VoUT
CD
4
3
VIN
VSS
1
2
XC6109C29AN-GIC105
0
R1490.0
1u
C1
24
0.01u
C122
RESET
D
D
D
4
XTN6
5
Q
VDD
1
2
3
INHN
XT
VSS
IC107SM5023CNDH-G
D
D
10
0k
R1
66
C1
34
1kR165
0.01u
C130
470k
R162
22
R1
59
L713
VCC4 1
VC
18.432MHz
oUTPUT3 2
GNDD
D
0.0
1u
D5
J4 F3
R1
4 A9
C1
0
V4
U5
T6
V5
U4
T4
V6
U7
T8
V7
U6
T5
G3 H1
A4
B4
A10
A12
B11
A11
H18
J18
K18
L18
M18
N18
J17
K17
M17
N17
P17
K16
L16
M16
P16
J15
K15
M15
N15
P15
J16
H15
G17
H16
G15
F18
F17
G16
E18
E17
F16
D18
D17
B15
D16
C15
D15
E15
A15
A16
B14
C14
A13
D13
C13
B13
A14
B12
D14
R18
T18
R16
R15
U15
T15
V15
V14
T14
IFIR
MIC
IR
AD
C1
RX
D3
SC
K
SD
T
SP
CK
0
SP
I0
SP
o0
SP
CS
00
SP
CS
01
SP
CS
02
SP
CK
1
SP
I1
SP
o1
SP
CS
10
SP
CS
11
SP
CS
12
AD
C4
AD
C5
XTALI
XTALo
32I
DSPCK
CKo
USRCKI
ADD0
ADD1
ADD2
ADD3
ADD4
ADD5
ADD6
ADD7
ADD8
ADD9
ADD10
ADD11
ADD12
ADD13
ADD14
ADD15
ADD16
ADD17
ADD18
ADD19
ADD20
ADD21
DT0
DT1
DT2
DT3
DT4
DT5
DT6
DT7
DT8
DT9
DT10
DT11
DT12
DT13
DT14
DT15
WRITE
READ
BHE
BLE
CS4
CS3
CS2
CS1
CS0
HRADY
HDS2
TXD0
RXD0
RTS0
CTS0
TXD1
RXD1
TXD2
RXD2
TXD3
CN104
22
R158
/RINT
32K
A20
A19
A18
A17
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
CN106
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
/WR
/RD
/CS4
/CS3
/CS2
/CS0
/HRDY
/HDS2
CN105
TXD0
RXD0
RTS0
CTS0
AMT
/OINT
RXD2
26P_TD
LED_G
LED_R
100k
R154
R155 47k
R156 4.7k
R157 4.7k
R1
60
R1
61
I2C
SD
A
I2C
CK
R153
100k
I2CSDA
I2CCK
RX
D3
SC
K0
TON
ES
W
SD
O0
/EV
CS
ST
SW/W
P
SC
K1
SD
O1
/FLD
MC
N1
1
For
Bo
ot 0
R4
19
W_
/N
CV
S_
DE
T
C1
60
6
80
0p
R1
63
1
00
k
33M
32K
/RINT
32
K
MC
SC
KC
N
31
BU
33
M
5RC
/PTT/PTT
RSSI
MA
N
ASQDETAUD_IREFC
AD12_IREFF
/MNDNU
33A-1
33MAS
RXD
TXD
00
LCONT
RESET
RESET
LCONT
5RC
BCLKR0
BCLKX0
HD0
HD2
X2_CLKIN
HD2
GPIo7
BUFFER
2 INPUTAND GATE
32
76
8H
z
X102
SPCS10
C812
1u
33MDSP
5
5 5
6
6
6 6
6
7 7
7
7
7
8
8
8 8
9
9
9 9
11 11
11
11 11
12 12
12
12 12
13
13
13 13
1414
14
14
14
1515
15
15
1616
16
1818
18
18
18
CONTROL UNIT (X53-4590-XX)
K L M N O
85
SCHEMATIC DIAGRAM NX-300(G)
X53-459 4/10
A
A
T1
N4
T1
7
T1
6
R1
3
F1
5
C1
8
C1
6
D6
D4
B1
6
C5
C3
A3
V2
V1
U2
U1
V1
8
V1
7
U1
8
U1
7
B1
8
B1
7
A1
8
A1
7
B2
B1
A2
A1
E6
L1 K5
J5 H5
G5
F5
E5
U3
M1
L3 K4
T3
H4
G4
F4
V1
6
E4
D3
U1
6
C1
7
T2
C4
A5
B3
P7
P8
P1
2
P1
3
K1
4
J14
H2
H3 J1 J2 J3 K1
K2
K3 L2
T1
0
R9
V1
1
U1
0
T1
1
V1
2
U1
1
T1
2
V1
3
U1
2
V8
R1
2
R1
1
T1
3
U1
4
U1
3
H1
7
E1
6
P1
8
R1
7
G1
8
L17
N1
6
L15
V3
C2 F1
F2 E1
G2 G1
D2
E2 E3 D1
R1
0
R4 P4
NC
30
NC
29
NC
28
NC
27
NC
26
NC
25
NC
24
NC
23
NC
22
NC
21
NC
20
NC
19
NC
18
NC
17
NC
16
NC
15
NC
14
NC
13
NC
12
NC
11
NC
10
NC
9
NC
8
NC
7
NC
6
NC
5
NC
4
NC
3
NC
2
NC
1
AG
ND
9
AG
ND
8
AG
ND
7
AG
ND
6
AG
ND
5
AG
ND
4
AG
ND
3
AG
ND
2
NC
34
AV
CC
10
AV
CC
9
AV
CC
8
NC
35
AV
CC
6
AV
CC
5
AV
CC
4
NC
36
AV
CC
2
AV
CC
1
DG
ND
15
DG
ND
14
DG
ND
13
DG
ND
12
DG
ND
11
DG
ND
10
DG
ND
9
DG
ND
8
DG
ND
7
DG
ND
6
DG
ND
5
DG
ND
4
AD
C6
AD
C7
AD
C8
AD
C9
MIC
VR
SP
DA
C
MIC
AD
C0
Mo
DD
AC
MIC
AD
C1
KE
YI0
KE
YI1
KE
YI2
KE
YI3
KE
YI4
KE
Yo0
KE
Yo1
KE
Yo2
KE
Yo3
KE
Yo4
PW
M1
PW
M2
TI
TD
I
TM
S
TD
o
TCK
TR
ST
RTC
K
BS
CA
N0
BS
CA
N1
RS
T
RS
To
TE
ST
0
TE
ST
1
TE
ST
2
TE
ST
3
Bo
oT
SQ
DA
C
AD
C0
DA
C0
IFR
AD
C3
AD
C2
FC
DA
DC
IFA
DC
P
IFA
DC
N
IFV
R
A
VO
X
VO
L
BA
TT
C1
31
0
.1u
C1
33
1
0u
6.3
+R
XA
F
MIC
MO
D
PF
KE
Y
A
NC
/KE
YI0
/KE
YI1
/KE
YI2
/KE
YI3
/KE
YI4
/KE
YO
0
/KE
YO
1
/KE
YO
2
/KE
YO
3
BE
EP
TON
E
32
K
1k
R1
67
10
00
p
C1
35
0R
16
8
/FR
ST
D
D
AS
QA
PC
RS
SI
VA
GC
TH
P
AS
SIS
T
10
u6
.3C
14
2 +
0.1
uC
14
0
10
0k
R4
63
3p
C4
28
18k
R470
A A
10
k
R1
70
68
00
p
C1
61
IC108
33A-1 33A-1
33MAS33MAS
BLC
RESET
HD2 HD2
GPIo7 GPIo7
IFADCN
ASIC
33A-1
SPCS10 SPCS10
BLC
7 77
8
8
9 9 9
11 11 11
12 12 12
13 13 13
14 1414
15 15
15 15
16 16 16
171717
17
18 18 18
CONTROL UNIT (X53-4590-XX)
P Q R S T
86
NX-300(G) SCHEMATIC DIAGRAM
X53-459 5/10
A
A
A
A
A
GN
D3
oU
TY
4
INA
TC7SH08FU-F
1 2
INB
VC
C5
IC109
D0
.01
u
C1
58
L70
5
E12
E11
E10
L5
P6
P11
L14
H14
E13
E7
M5
N5
P9
P10
N14
M14
G14
F14
E9
E8
B5
C6
B6
A6
U8
R8
R7
T7
V10
U9
V9
T9
C11
D12
C12
R5
R6
R2
P3
P2
M4
R1
N3
N2
P1
L4
M2
M3
N1
D8
D7
C7
D10
C8
D9
B7
C9
B8
A7
B10
B9
D11
A8
R3
DGND3
DGND2
DGND1
DVDIo7
DVDIo6
DVDIo5
DVDIo4
DVDIo3
DVDIo2
DVDIo1
DVDD10
DVDD9
DVDD8
DVDD7
DVDD6
DVDD5
DVDD4
DVDD3
DVDD2
DVDD1
GPIo11
GPIo10
GPIo9
GPIo8
GPIo7
GPIo6
GPIo5
GPIo4
GPIo3
GPIo2
GPIo1
GPIo0
SIMRST
SIMCK
SIMDT
SYMTIM
FSDET
TXRVE
TRAMP
TMoD
PSTPA
PSTIF
PSTPLL
RXRVE
RXSLT
PSRRF
PSRIF
PSRPLL
RSSIT
VFRM
VoINT
MCo2
MCCS2
MCCK2
MCCR1
MCCX1
MCo1
MCI1
MCCK1
MCCS0
MCo0
MCI0
MCCK0
AGCDAC
D
MCSCKAF
MCDIAF
MCDOAF
/MCCSAF
MCSCKCN
MCDICN
MCDOCN
/MCCSXCN
/MCCSRCN
10
0p
C1
41
R172 0
D
0
R173
47
0k
R1
91
47
0k
R1
82
R187
R1
80
10
0k
R1
83
10
0k
R1
85
1M
D
/SCSW
D
/UDET
/EMG
PLD
PLD
/DINT
/DWUP
/DRST
/LCDRST
D
IFC
5RC
T_/R
/SAVE
0
R171
MM
/APCSW
DSW
/5TC
10
0k
R1
89
47
kR
18
4
47
k
R1
86
47
k
R1
88
FSDET
/SYMTIM1k
R190
10
00
p
C1
56
10
00
p
C1
57
1k
R192/MNDNU
ENC1
ENC2
ENC3
ENC4
C1
49
0.0
1u
C1
48
0
.1u
C1
44
1
u
C1
43
0
.01
u
C1
45
0
.1u
C1
46
0
.1u
C1
47
0
.1u
C1
54
0
.1u
C1
50
1
u
C1
51
0
.1u
C1
52
0
.1u
C1
53
0
.1u
C1
55
0
.1u
DSR
5UC
EXAMT
INAMT
DD
D
D
D
100k
R174
R175 100k
R176 100k
R177 100k
R178 100k
R181 100k
1k
C1
36
0
.01
u
C1
37
1
u
C1
38
0
.1u
C1
39
0
.1u
L714
L715
L716
2.2k
R501
L403
1CN403
2
3
4
5
6
7
8
9
10
C459
470p
2.2k
R506
1k
R5091k
R510
1k
R508
1k
R507
1k
R504
VOL
ENC3
ENC4
ENC1
ENC2
A
47
0p
47
0p
C4
63
C4
57
47
0p
A A
C4
62
47
0p
C4
55
A
A
C4
56
47
0p
470p
6800p
C460
C461
7
8
9
6
5
4
1
2
3
CHANNEL SELECTORS1
POWER SW/AF VOLVR1
L101
L102
D
12
11
10
9 8 7 6 5 4 3 2 1
VIN
4
Vo
UT
4
Vo
UT
3
VIN
3 DI
CLK LD
VD
D
VIN
2
Vo
UT
2
Vo
UT
1
VIN
1
13
14 15
16
17 18
19
20 21
22 23
24
VIN
5
Vo
UT
5
Vo
UT
6
VIN
6
D0
VD
AR
EF
RE
SE
T
GN
D
VIN
7
Vo
UT
7
Vo
UT
8
VIN
8
M62364FP-FIC703
R7
52
1
00
R7
56
1
00
R7
59
1
00
R4
27
0
R4
28
0
0R
42
9
0
R7
40
SD
O0
SC
K0
/EV
CS
VC
O_
MO
D
TV
1
TV
2
TCX
O_
MO
D
10
00
p
C7
38
C7
40
1
00
0p
C7
43
1
u
SB1
+B
EN2
EN1
EN4
AGND
EN3
VOL
VOL_GND
33A
33A-1
33
M
33MAS
33
A
15
M
/PSW
/BINT
SBC
+B
SB
1
33A
BA
TT
BA
TT
33
A
33
M
/PC
S_
RF
KDR720F-P
D102
LCONT
HD2
GPIo7
18
23
24
IFADCN
IFADCN
AND GATE2 INPUT
REVERSECURRENTPREVENTION
CONVERTERD/A
D
VOL SW/ENC
33A-1
SPCS10
BLC
7
7
9 99
11
11
12
12
12
13 13 13
14 14
14
14
14
14
15
15
15
15
15
15 15
16 1616
16
16
14
14
17
17
17
17
17
18 18
18
19
19
19
19
20
20
21
21
21
CONTROL UNIT (X53-4590-XX)
U WV X Y
87
SCHEMATIC DIAGRAM NX-300(G)
X53-459 6/10
A
A
A
A
A
A AA
A
A
A
A
A
A
A
A
R748
10k
47
0k
R7
41
10
kR
74
3
82k
R739
680p
C716
27
p
C7
07
1000p
C734
15
k
R7
71
33
k
R7
7847p
C804
6.8
k
R7
85
1kR790
ASQAPC
ASQDET
PLD
OPT10
TC75W51FK(F)IC702
0.1uC723
68
p
C7
06
0
R850
82k
R736
3300p
C713
10
00
p
C8
03
IN+
B
IN-B
oU
TB
VD
D
5 7 86V
SS
4
IN+
A
IN-A
oU
TA
2 13
TC75W51FK(F)IC711
3 12
oU
TA
IN-A
IN+
AIN
-B
oU
TB
VD
D
4V
SS
IN+
B6 875
R798 100k
10k
R803
C752 100p
C753 100p330k
R799
0 0
1u
C7
60
C755 47p
ASQ DET
SSM3K15TE(F)Q703
Q704KTC4075E(Y,GR)
0.0
1u
C8
02
0.22u
C771
10
00
p
C7
68
0.1
u
C7
65
47
0
R8
08
1000pC764
330k
R809
3.3
kR
81
0
D705KDR731
DA2S101
D702
10k
R819
39kR824
-t°
10
0k
TH
70
1R8
21
1
00
k
C7
80
0
.22
u
18
0k
33
0k
R8
27
R8
26
oUT
VDD
TC75S51FE(F)
1
3
2VSS
IN-
IN+
IC704
4
5
A GND
TC7W53FK(F)IC707
5 4
VCC
CH0
CH1
8
7
6
CoMMoN
INH
VEE
1
2
3
0
R426
12
00
p
C7
14
1u
C709
56k
R738
56k
R746
0.1u
C711
0.1u
C715
68k
R753 180p
C725
0
R766
0.1u
C726
47k
R7770.01u
C745
1k
R7
93
47k
R735
C7
12 330k
R765
0.1u
C727
C7
2410k
R750
560k
R754
A
0.0
1u
A
6.8
k
R7
45
A
0.0
1u
A
BEEP
RXEI
RXEO
RXAF
/SCSW
AMT
5
7
8
6IN+B VSS
4
IC713TC75W51FK(F)
VDD
oUTB
IN-B IN+A
IN-A
oUTA
2
1
310pC761
47
0k
R8
02 0
R8
04
470k
R800
0.1u
C756
10
0k
R8
15
1u
C778
100k
R818
0.01u
C779
1000p
C777
RXAF SMF
RF AF SW
A:VREF/B:RX SUM
IC709TC7W53FK(F)
VCC1
CoMMoN
CH0
CH1
A
8
7
6
5GND
VEE
INH
4
3
2
SSM3K15TE(F)A
Q702
0.1u
C705
4.7k
R749
0.01u
C746
47k
R779
220k
R768
330k
330k
R770
0.01u
C732
0.01u
100k
R755
0.01u
C722
10
k
R7
58
0.0
1u
C7
17
10k
R742
15
k
C7
10
47k
R733
0.1u
0.01u
C720
TONE
TONESW
STSW
OPT6
AO
AI
OPT9
C704 R769C731
0.0
1u
R7
37
A1k
R797
47k
R805
47k
R806
82
k
R8
11
1k
R807
560k
R814
0.0
1u
C7
63
VGS REC SEL
SIDETONE MUTE
1V
CC
Co
MM
oN
234
INH
VE
E
GN
D5 6 7 8
A CH
1
CH
0
IC714TC7W53FK(F)
0.1u
C708
24
18
33
A
5A
W_
/N
AP
C
21
TXO
TXO
IFADCNIFADCN
SQL BPF/SQL DC AMP
APC LPF
NOISE AMPSQL
DETECTORNOISE
PLDCONTROL
RX SUMMING AMP1.65V REF/
SCSW(RXAF)
RX AF LPF
SMFAPC/ASQ
OPT SW
TONE SW
NOISE SWW/N
9 9 9
13 13 13
14
14
14
14
14
14
15
15 1515
16 1616
18 18 18
19 1919
20 2020
21 2121
22
22
2222
2323
23
23
23
CONTROL UNIT (X53-4590-XX)
Z AA AB AC AD
88
NX-300(G) SCHEMATIC DIAGRAM
X53-459 7/10
R : 5.14V
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
DI
GND
2SB798AZ(DLDKQ406
KRC660U-PQ407
Q405SSM6N16FE-F
D409
DA2S101
D410DA2S101
15
k
R4
41
47
0k
R4
43
1k
R4
42
10
0k
R4
47
10
0k
R4
57
R4
62
1k
R459
0.1
u
C4
25
0.1
u
C4
29
22
k
R4
72
0
R471
33
k
R4
74
0.056u
C437
0.056u
C438
22k
R484
C440 0.1u
22k
R489
22k
R490
1k
TPA6201A1DRBRIC413
1
2
3
4
SHUTDoWN
BYPASS
IN+
IN-
8
7
6
5
Vo-
GND
VDD
Vo+
R496 100k
C4
45
1u
C4
49
100k
R495
10
00
p
SHUTDoWN
BYPASSC439 0.1u
0.056u
0.056u
C436
C435
1
4
3
2
22k
22k
R488
R487
Vo-
Vo+
VDD
GND
IN-
IN+
100k
R494
8
5
6
7
TPA6201A1DRBRIC412
A
R497 100k
10
00
p
C4
47
1u
C4
50
R4
75
0.1
u
C4
30
33
k
IC408TC75S51FE( F)
IN+
IN-
VSS2
3
1VDD
oUT
5
4
8 7 6 5
VC
C
Co
NT
1
oU
T_
IN2
IN_
oU
T2
1 2 3 4
IN_
oU
T1
oU
T_
IN1
Co
NT
2
GN
D
IC409TC7W66FK-F
0.0
1u
C4
20
0
R433
1k
R4
55
0.1u
C424
100k
R458
10
0k
R4
53
39
kR
43
4
R446 270k
C422 10p
10
0k
R4
67
1k
R4
60
0.0
1u
C4
27
SP DRIVE
KDS123E-PD707
KDR731D706
Q7062SA1832(GR)F
2SC4738(GR)FQ705
KDR731D703
D704KDR731
B : VOXA : MIC SUM1/
MIC AGC
SCSW(MIC)
MOD SMF
MIC AA
A : MOD SUM/B : MIC SUM26 875
3 12
oU
TA
IN-A
IN+
AIN
-B
oU
TB
VD
D
TC7
5W
51
FK
(F)
IC7
05
4V
SS
IN+
B
TC75W51FK(F)IC710
TC75S51FE(F)IC706
VSS
1
3
2
IN-
IN+
oUT
VDD
4
5
IN/o
UT
VC
C
IC7
12
TC7
S6
6F
UF
4 5
Co
NT
oU
T/I
N
13 2
GN
D
IN+VDD
IC715TC75S51FE(F)
4
5
oUT
VSS
1
3
2
IN-
TC75W51FK(F)IC716
15
00
p
C7
18
22k
R744
22k
R757
22k
R761
330p
C728
0.1
u
C7
36
18kR775
68
00
p
C7
39
0.1u
C799
0.1u
C721
1200p
C735
22k
R762
330p
C730
15
00
pC
80
0
R764 22k
R763 22k
0
R7
86
100k
R784
47
p
C7
49
10
0k
R7
94
33k
R796
4.7u
C758
4.7u
C757
0
R7
9547p
C750
120k
R787
18k
R783
47k
R801
0.1u
C762
0.0
1u
C7
59
0.1
u
C7
66
0.1
u
C7
67
1u
C7
81
1u
C7
82
0.1
u
C7
48
47
k
R7
88
15
0k
R7
89
0.1
uC
74
7
10
0k
R7
82
10
0k
R7
80
0.1
uC
73
7
0
R4
40
0
R8
29
68
k
R8
52
68
k
R8
51
10k
R822
10k
R823
1M
15p 47k 0.1u 47k 1u
33k
R839
0.1u68k
0
R834
56
0k
R8
41
12k
R840
0.039u
C791
15k
R835
68p
C789
680k
1u
C787
47
0k
R8
31
0R828
10
0k
10
k
R8
20
47p
C775
68k
R816
0.2
2u
C7
85
27
k
R8
13
0.0
22
u
C8
01
0.01u
C772
R767 10k
0.0
1u
C7
44
0.0
1u
C7
86
5.6
k
R8
12
oU
TA
IN+
B568 7
IN-B
oU
TB
VD
D
VS
S431 2
IN-A
IN+
A IN+
B
oU
TB
VD
D2
oU
TA1
VS
S43
IN-A
IN+
A
78 6 5IN
-B
CN711
CN712
R8
25 R833
R830
C788 R832 R836C790 C792
R837 C793
R838
560k 0.1u
DT
I
TX
I
C794
23
21
VO
X
MM
/SC
SW
33
A
+B
33
A
5A
INAMTEXAMT
TXO
IFADCN
MO
D
MIC
IFADCN
SP-
SP+
EXTSP+
EXTSP-
ME
MM
PGND
AUDIOAMP
AUDIOAMP
AF SW
AF AMP
VOLTAGE
(AF AMP)REGULATOR
Q406,407
AF AMP SW
Q405
LPFMODULATION
SUMMING AMPMOD/MIC
VOX AMP
VOX AMP
MIC AMP
MIC SW
DETECTOR
DETECTOR
SP CONTROL
VOX
DETECTOR
VOX
MIC AGC
9 99
13 13 13
14
15 1515
16 16 16
18 18 18
19 19 19
19
19
20
21 21 21
22 2222
14
23 23 23
SP CONTROL
CONTROL UNIT (X53-4590-XX)
AE AF AG AH AI
89
SCHEMATIC DIAGRAM NX-300(G)
X53-459 8/10
5V
3.32V
A
A
A
A
A
A
A
A
A
A
A
A
A
D1
8H
ZC
6.8
-ED
19
R20 1k
R21 1.2k
R22 1k
R23 1k
R25 1.2k
R24 1k
R26 1k
L1
L2
10
0p
C1
6
10
0P
C1
74
70
p
C1
3
47
0p
C1
4
0
R40
14CN23
13
12
11
10
9
8
7
6
5
4
3
2
1
6_/KEYI0
BL_SB
6_KEYO1
6_KEYO0
6_KEYO2
6_/KEYI1
A
CN22 CN24
MIC
SP
6KEY
6_/KEYI0
BL_SB
6_KEYO1
6_KEYO0
6_KEYO2
BL_SB
6_/KEYI1
SP-
SP-
SP+
SP+
EMC
ME
AGND
Vo
UT
VIN
NJM
28
80
U1
05
ZB
1 32G
ND
No
ISE
BY
PAS
S
Co
NT
Ro
LIC4
11
45
KDR720F-P
D12
D1
4
KD
R7
20
F-P
KD
R7
20
F-P
D1
5
KD
R7
20
F-P
D1
3
KD
R7
20
F-P
D1
6
2
IC4
15
TC7
SE
T0
8F
U-F
INB
15
VC
C
GN
D
INA
34
oU
TY
KDR720F-P
D414
KD
R7
20
F-P
D4
15
Y2
Y1
TC7
WH
12
6F
KIC
41
7
A1
G1
321V
CC G2
4A
2G
ND
8 7 6 5
10k
R503
1k
R5
47
100
R34
1k
R5
46
0.01u
C453
10k
R502
L3
RX
D0
RX
D0
/SC
SS
BF
SX
2
BE
R_
EN
DS
R
TX
D0
SC
TX
D
0.0
1u
C4
52
10
0k
R4
91
47k
R500
0
R4
78
0
R4
68
47
k
R4
83
0
R4
77
RT
S0
5U
C
RX
D3
PF
KE
Y
/PT
T
/UD
ET
CT
S0
47
0
R1
98
.2k
R1
8
1u
C4
46
1u
C4
41
0.0
1u
C4
43
SS
M6
N1
6F
E-F
Q4
11
TC7WT125FUF
2
1G1
A1
3
4Y2
GND
VCC8
IC418
G2
Y1
A2
7
6
5
BE
R_
CLK
BE
R_
DA
TA
BE
R_
EN
0.01u
C464
KD
S1
23
E-P
D2
3
D2
2K
DS
12
3E
-P
D1
7E
MZ
6.8
N
C2
9
10
0p
C3
0
10
0p
C3
1
10
0p
C3
3
10
0p
C3
4
10
0p
C3
6
68
00
p
C3
8
10
0p
1k
R28
1k
R29
100
R30
1k
R31
100
R32
L8
100
R35
100
R33
L7
L6
L5
L4
C2
3
10
00
p
C2
8
10
0p
C2
4
47
p
C2
5
10
00
p
C2
6
10
00
p
C2
7
10
00
p
C3
2
10
0p
C3
5
10
00
p
C3
7
10
00
p
NN
CD
6.8
G-A
D2
1
NN
CD
6.8
G-A
D2
0
CN405
SSW1
2SP+
3SP-
4MSW
5EMC
6ME
7PTT
8PF
9OPT
10E
11
TXD12
RXD13
5V
14NC
UN
IVE
RS
AL
CO
NN
EC
TOR
TX
D
RX
D
+B
R8
45
R8
47
1.8
k
10
0k
R8
42
10
0k
C7
98
10
u1
0
47
0p
C1
5
0.1
u
C7
96
A
AA
R843
1k
A
2SJ243-AQ707
4.7
k
R8
44
AQ5
2SJ347F
Q4
10
0k
R2
71u
C797
SSM3K15TE(F)
0.0
1u
C7
95
R846
470
+
33A
Side_1,Side_2,Side_G
5A
33
M
IFADCN IFADCN
SP-
SP+
EXTSP+
EXTSP-
ME
MM
MICMUTE
MICMUTESW
MUTEMIC
CONTROL
REVERSECURRENT PREVENTION
D12-16
CONVERTERLEVEL
Q411
VOLTAGE REGULATOR (50U)
BUFFERDUAL BUS
IC417
ANDGATE
IC415
2 INPUTBUFFERDUAL BUS
D414
REVERSECURRENT
ABSORPTIONSURGE
ABSORPTIONSURGE
D17
D18,19
PREVENTION
PREVENTIONREVERSE CURRENT
D20-23
ABSORPTIONSURGE
SWITCH UNIT (X41-3840-10)
9 9 9
13
13
15 1515
16
16
13
16
18 18 18
9
9
9
19 1919
21 21 21
23 23 23
CONTROL UNIT (X53-4590-XX)
AJ AK AL AM AN
90
NX-300(G) SCHEMATIC DIAGRAM
X53-459 9/10
1.5V 3.82V
3.82V
3.31V
3.82V
7.5V4.99V
7.55V
3.284V
AA A
A
A
A
A
A
A
R437
470
L701
PCA9535BSIC701
18
17
16
15
14
13
12
11
10
9
8
7
1 2 3 4 5 6
19
20
21
22
23
24
A0
P1
7
P1
6
P1
5
P1
4
P1
3
P12
P11
P10
GND
P07
P06
P0
0
P0
1
P0
2
P0
3
P0
4
P0
5
SCL
SDA
VCC
INT
A1
A2
A
10
0k
R7
17
L70
6
470
R730
1M
R7
23
R7
24
1
00
k
R7
26
1
00
k
0.1u
C701
R7
28
1M
R7
27
1M
R7
32
R7
31
1M
R7
29
1M
1M
OPT1
OPT2
OPT3
OPT4
OPT5
OPT6
OPT7
OPT8
OPT11
26P_TD
26P_RD
R7
19
1
00
k
R7
18
1
00
k
R7
21
1
00
k
R7
20
1
00
k
R7
22
1
00
k
I2SDA
I2CCK
26
P_
TD
RX
D2
426P_TD
1OPT1
2
326P_RD
OPT3
9DGND
5
6
NC
OPT4
7
8
OPT10
OPT5
11
10AGND
AI
13
12
5V
AO
16
15
14
OPT9
AGND
DTI
17
18OPT11
OPT8
21
RXEO
20
19OPT7
OPT2
23
22
TXO
TXI
26
OPT6
24
25
RXEI
POW
CN710
OPT6
OPT7
OPT2
OPT8
OPT11
OPT5
OPT4
26P_TD
26P_RD
OPT3
OPT1
OPT6
TXI
RXEI
DTI
OPT9
CN709
A
OPT10
RXEO
TXO
AO
AI
C703
4.7u
F701
A
L702
10R725
47
0p
C8
05
IC406XC6204B332M-G
C411
1u
4
5
NC
VOUT
C4
68
0.1
u
C4
14
A
3
2
1
CE
VSS
VINL704
R549
47k
1SS388F
D417
1u
LT1616ES6-PBF
GN
D
Bo
oS
T
2 3F
B
1S
W
VIN
SH
DN
6 5 4
IC407
HR
B0
50
2A
D4
06
22u
L401
D4
05
1S
S3
88
F
C4
15
10
u
68
k3
3k
R4
25 0
.01
u
C4
18
47
0k
R4
31
4.7
u
L402
C4
16+
10
u1
0
R4
24
C4
17
22
0p
C4
19
1
VIN
Vo
UT
CE
32
NC
VS
S
5 4
XC6209B502P-GIC708
KD
S1
21
-PD
70
1
1u
C7
42
47
0k
R7
91
1u
C7
51
0
R4
32
SSM6N16FE-FQ402
100k
R438
100k
R439
47
0k
R4
52 470k
R456
R435
R436
100k
100k
SSM6N16FE-FQ401
A
47
0k
R4
51 470k
R454
DA
2S
10
1
D4
07
2SJ648-AQ403
Q404SSM3K15TE(F)
SB2
68
00
p
C4
21
47
0k
R4
50
15
0k
R4
45
56
0k
R4
44
10
k
R4
48
47
0k
R4
49
BA
TT
R4
20
0
/OINT
IFADCN
IFADCN
15M
33A
5A
SB2
SB
C
SBC
/BIN
T
/PS
W
33M
SB
1
SB1
+B
38M
PG
ND
PGND
DC/DC CONVERTER
D405,406,IC407
DC/DC CONVERTER (15M)
IC406
VOLTAGE REGULATOR (33A)
VOLTAGE REGULATOR (5A)
LEVEL CONVERTER
LEVEL CONVERTER
SB2 SW
SB2 SW CONTROL
VOLTAGEOVER
PREVENTION
33M
15M
33A
5A
I/O CONTROL
5A SW
10
00
p
C4
70
L41
0
L40
9
10
00
p
C4
69
+B
0.25A
CONTROL33A
VSS
CE/MODE
VOUT4
3
VIN5
LX
2
1
XC9235A15CM-GIC717
L718
C8
06
47
0p
4.7
u
C8
08
4.7u
L719
10
u
C8
09
VIN
NC
6CE
IC404
D416
XC6204B332D-G
VOUTNC24
2
1
3
VSS5
A
1u
C4
09
C4
12
1u
R548 47K
C4
67
0.1
33A CONTROLD416
VOLTAGE REGULATOR (33M)
L41
1
A
9
9
9 99
15
15
15 1515
18
18
18
19
19
19 19
21
21
21 2121
23 23
23
CONTROL UNIT (X53-4590-XX)
AO AP AQ AR AS
91
SCHEMATIC DIAGRAM NX-300(G)
X53-459 10/10, X58-524 1/1
6.05V
7.49V
7.49V
3.32V
3.32V
2.98V3.24V
7.49V
7.46V
3.32V
A
A
A
A
A
A
A
A
A A
A A
A
*R848
*R849
Q408EMD12
D408KDS121-P
KDS121-PD412
Q4132SA1955A-F
Q412SSM3K15TE(F)
Q4092SA1955A-F
Q410SSM3K15TE(F)
D4
13
1S
S3
88
F
D411
KDR720F-P
47
0k
R4
92
10
u
C4
31
10
u
C4
33
1k
R4
79
10
k
R4
85
1u
C4
48
10
k
R4
61
100k
R466
10k
R465 470k
R469
47
0k
R4
81
3.3
k
R4
73
0
R4
93
47
0p
C4
42
CN
40
1
NC
VIN
32
4V
SS
Vo
UT
1IC414XC61CC5602N-G
BATT INT
16
23
VIN
Vo
UT
4 5
VS
S
VIN
2
NC
oN
/oF
F
S-812C31BPI-GIC416
1u
C454
CN402POWER SUPPLY
EMD12Q414
A
Q415EMD12
A
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
R511 1k
R512 100
R513 1k
R514 1k
R515 1k
R516 100
R517 1k
R518 100
R519 1k
R520 1k
R521 1k
R522 1k
R523 1k
R524 1k
R525 1k
R526 1k
R527 1k
R528 1k
TCXO_MOD
5RC
VAGC
TV1
ASSIST
TV2
T_/R
I2CSDA
/5TC
I2CCK
/SAVE
IFC
LED_R
/EMG
LED_G
RSSI
CV
1000p
C465
6800p
C466
AR529 100
R530 100
R531 100
R532 1k
R533 100
R534 100
R535 100
R536 1k
R537 1k
R538 1k
R539 1k
R540 1k
R541 100
R550 0
R543 100
R544 1k
R545
/PTT
VCO_MOD
Side_G
Side_1
Side_2
W_/N
SDO1
/PCS_RF
DSW
/APCSW
THP
PLD
SCK1
S_DET
A
CN404
/PCS_RF
IF_DET
NC
GND
S_DET
GND
SCK1
38M
PLD
THP
VCO_MOD
/APCSW
APC
/DSW
LED_R
PGND
NC
Side_2
SDO1
W_/N
Side_1
Side_G
/PTT
AGND
NC
+B
+B
+B
+B
NC
NC
AGND
CV
RSSI
PGND
TCXO_MOD
5RC
VAGC
TV1
ASSIST
TV2
/T_R
SBC
I2CSDA
/5TC
I2CCK
/SAVE
IFC
LED_G
/EMG
APC
IFADCN
SBC
SB1
SCTAMI
31BU
+B
38M
PGND
RESET
DC SW
DC/DCCONVERTERCONTROL
D408
CONTROLDC SW
DC SW
REGULATORVOLTAGE
DC SW
CONTROLRTC BATT
CONTROLRTC BATT
D413
DC SW
NO0K,K2
0NOK3,K4
R849R848
-10
-11
X53-4590-XX
DC SW
C480
0.01u 100
CONTROLDC SW
TX
-RX
UN
IT(X
57-8
960-
XX
) -C
N90
0
9
9
9
15 15
15
15
21 21
21
A
0.0
47
u
C4
71
13 AG
2
3
1
TXD
4 RXD
10
11
9
AG
DG
12
6
7
5
8 OPT5
21
20
18
16
19
17
14
15
5C
26
24
25
CN10
22
23
SUB (GPS) UNIT (X58-5240-10)
C1
8
10
0p
IC2TC7WH126FU-F
1 G1
2 A1
3 Y2
4 GNDA2
Y1
G2
VCC
C1
1
R9
100
R10
100
C1
0
R11
10
C1
7
10
00
p
L3
R4
1k
BCK
D2
1SS388F
CN
11
R17
1k
C2
1
10
00
p
C2
2
0.4
7u
IC4BU31TD3WG
1VIN
2 GND3 STBY NC
VoUT
C1
9
10
00
pC
20
0.4
7u
CN8
5C
R7
12
R1
3
47
0
R6
47
0
IC1
RESERVED1
SS_N
TIMEPULSE
EXTINT0
USB_DM
USB_DP
VDDUSB
RESERVED2
VCC_RF
GND1
RF_IN
GND213GND3
14
12
11MoSI/CFG_CoM0
15MISo/CFG_CoM1
16CFG_GPS0/SCK
17RESERVED3
18SDA2
19SCL2
20TXD1
21RXD1
22V_BCKP
23VCC
24GND4
C5
0.1
u
C8
18p
L2
L1
22
u
CN5
C2
0.1
u
C3
10
00
p
18
p
5
4
AVR
GPS MODULE
1
2
3
4
10
5
6
7
8
9
C1
61
00
p
8
7
6
5
10
u
C1
C4
10
00
p1
00
0p
BUS BUFF
+
W02-3768-05
TX
-RX
UN
IT (
X57
-896
0-X
X)-
CN
881
CONTROL UNIT (X53-4590-XX)
AT AU AV AW AX
92
NX-300(G) SCHEMATIC DIAGRAM
X57-896 1/4
T : 3.331VR : 3.276V
R : 7.478VT : 7.338V
T : 55.4mVR : 5.1mV
R : 7.494VT : 7.353V
T : 68.5mVR : 3.28V
T : 4.81VR : 5.5mV
R : 4.977VT : 5.038V T : 70mV
R : 0.314V
T : 4.25VR : 4.974V
T : 59.4mVR : 3.285V
T : 4.99VR : 4.35mV
T : 4.987VR : 4.974V
R : 3.27VT : 62.3mV
R : 100mVT : 6.38mV
R : 6.57VT : 79mV
R : 7.49VT : 7.26V
T : 5VR : 4.97V
T : 3.80VR : 3.80V R : 3.32V
T : 3.35V
R : 14.28VT : 14.32V
R : 7.23VT : 7.06V
T : 4.974V
68u
L901
1
3
2
C9
58
C9
57
47
0k
EM6M2
EM6M2
EM6M2
GND48 R901
F900
IF_DET
47
0p
C9
00
10
00
p
S
C9
02
50
49 NC
L900
D9
01
1S
R1
54
-40
0
47p
C942
C9
47
R9040
47
0p
0
0R907
R9
05
10
C9
48
1u
33
C9
53C
95
0
C9
49
1u
+
4.7
u1
6 R9
14
Q901
47
0k
R9
06
R9
10
R909
R913
1k
C9
54
10
00
p
NC28C
95
2
0.2
2u
VCO_MOD
/APCSW
APC
/DSW/DSW38
S_DET
SCK1
GND
PLD
38M
VCO_MOD
THP
APC
/APCSW
43
47
46
45
44
42
41
40
39
C941 47p
C940 47p
C938 47p
C939 47p
C936 47p
C937 47p
C934 47p
C935 47p
C933 47p
/PCS_ RF
SDO1
Side_2
Side_1
W_/N
/PTT
Side_G
GND
33
37
36
35
34
32
31
30
29 NC
C932 47p
C930 47p
C931 47p
C928 47p
C929 47p
/PCS_RF
Side_2
SDO1
Side_1
C926 47p
C927 47pSide_G
/PTT
SCK1
PLD
R9
12
47
0k
R9
11
47
0k
1SS400D902
R908
47kC
95
1
0.2
2u
R9
15
GND
GND
NC23
27
26
+B
+B
25
24
+B
+B
22
21
NC
20
19
CV
C925
47p
R432 0
C923 47p
C922 47p
R430
0
GND
RSSI
5RC
TCXO_MOD
TV1
VAGC
ASSIST
/T_R
TV2
SBC
18
17
16
15
14
13
12
11
10
9
C919 47p
C920 47P
C917 47p
C918 47p
R431 0
C916 47p
C914 47p
C915 47p
C912 47p
10
00
p
C9
56
10
00
p
C9
55
R9
17
63
CLK
CC/GAIN
0.1
u
CE/SS
VIN4
15
0k 5
18
0p
C9
62
R9
23
R9
26
47
0p
C9
67
12
k
22
k
VoUT/FB
VSS
XC9101D09AK-G
LSEN
EXT1
2
IC901
C9
66
7
8
22
p
R9
25
33
0k
1u
C9
72
1u
C9
73
C9
74
1u
10
00
p
0.2
2u
C9
702
C9
68
R9
21
47
k22k
Q903
R9
16
47
0k
C9
77
0.2
2u
Q902
R918
C9
69
2SA1955A-F
VSS
IN- oUT
IC900BU7465HFV
IN+ VDD
R9224
R9
20
47
k
C9
63
1u
1k
5
C9
61
47
0p
NP/VREF
R929
1k
oN/oFF
GND
3
Q905
4
C9
65
0.2
2u
10
00
p
C9
71
1u
R927
1k
C9
64
0.2
2u
VoUT
TK71733SIC903
VIN1
1u
5
IC902TK11250CUCB
4
1u 5
6VoUT
GND
VIN3
GND
NP
CoNT
2
1
C9
46
4
7p
LED_R
I2CSDA
I2CCK
/5TC
IFC
/SAVE
/EMG
LED_G
8
7
6
5
4
CN900
3
1
2
C910 47p
C908 47p
C906 47p
C907 47p
C905 47p
C904 47p
Side_2
Side_1
Side_G
SIDE 2
SIDE 1
PTT GND
PTT
3
5
4
R928
S1
C9
76
47
p
0
CN901
2
1
C9
45
4
7p
C9
43
4
7p
C9
13
4
7p
LR470p
R902
UMG9NC901
C944
470p
Q900
390
R900
R903
D900
10
LG
820
150C
IF_DET
RSSI
VAGC
TV1
TV2
5RC
/5TC
SBC
/SAVE
/SAVE
SBC
IFC
5RC
/5TC
33C
50T
50R
50IF
/T_R
I2CCK
I2CSDA LED_R
LED_G
LED_R
LED_G
CV
TCXO_MOD
AS
SIS
T
/PTT
Side_1
Side_G
Side_2
+B
TX/RX LEDTX/RX LEDSWITCH
VOLTAGEREGULATOR(50C)
VOLTAGEREGULATOR(33C)
50T CONTROL
50RSWITCH
50IFSWITCH
SB3SWITCH
Q904SSM5H01TU-F
CONVERTERSWITCH
DC/DC
Q904
CONVERTERDC/DC
50TSWITCH
Q905
REVERSEPROTECTION
50T CONTROL
D902
CN902
47
0p
C9
03
B30-2278-05
47
0k
47
0k
50C
2.5A
THP
R590 10k
R589 10k
0R931
C9
80
1u
3.9k
R933
R9
34
27
k
C9
81
0.3
9u
TX-RX UNIT : (X57-8960-XX)
CO
NT
RO
L U
NIT
(X53
-459
0-X
X)-
CN
404
(X41-3830-10)SWITCH UNIT
1
1
2
2
3
3
4
4
4
R9
59
10
0k
47k
R936
IFC
AY AZ BA BB BC
93
SCHEMATIC DIAGRAM NX-300(G)
X57-896 2/4
T : 4.28VR : 4.27V
T : 4.38VR : 1.4V
R : 0.14mVT : 4.08V
T : 5.06VR : 4.978V
T : 1.84mVR : 0.15mV
R : 3.25VT : 9.7mV
R : 4.26VT : 6.94mV
T : 4.17VR : 1mV
R : 4VT : 4.03V
T : 0.43VR : 0.96V
R : 4.15VT : 18mV
T : 4.2VR : 2.5mV
T : 1.01V (K,K3) 0.87V (K2,K4)
T : 18mV 0.97V (K2,K4)
R : 13.73VT : 13.82VT : 14.43V
R : 14.34V
T : 14.41VR : 14.33V
R : 1.11V (K,K3)
R : 2.5mV
R504100k
R5
05
R5
00
0.1
u
C5
00
R5
01
C5
02
47
0p
2
10
0k
IN+
3
10
0k
GND
IN-
4
OUT
TLV2381ID8V
1
IC501
TCXO MOD
19.2MHzX500
*R502
VDD5
C5
06
10
p
C5
09
10
pGND
LM73CIMKX-0
SMBCLK
SMBDAT
C5
01
VC
10
0p
6
5ALERT
4VDD
C5
05
VCC
oUTPUT
GND
ADDR1
2
10
0p
C5
08
0.0
1u
4.7u
L500
10
C5
04
0.0
1u
R503
10
IC500
3 R572
R5
48
R5
47
C5
54
C5
55
FvcoFin
C5
41
0.0
47
u3
5
C5
35
0.1
5u
35
100p
10
0p
1u
2SC5383-T111
D5
01
C5
20
1S
S4
00
R5
15
4.7
k
20
R511 10
47
kR
50
6
C51110u
R512 10
R513 10
4.7
k
R5
67
19
L598
* C5
16
VCCcp218
VC
C d
igit
al
C517 100p
C519 100p
Q503
VCC
25
2423
2221
Clo
ck
/CS
Da
ta
GN
D
Ma
x o
ut
Mo
d in
100p
1
C522
R519
10
* R5
33
R5
20
1k
*C529
3
2
C5
24
10
0p
4
R5
34
47
k
R566
470k
C5
42
10M
0.1
u
R5
46
10
0k
TLV2381ID8V
1
IC503
5
C5
36
R5
23
C5
28
10
0p
C527
100p
1k
KDS123E-P
47
p
R539
D505
C5
46
47
00
p
R5
36
0
R5
35
15
0
11
R5
14
C515 IC502
L599
SKY72310-362
0.0
1u
0
GN
D O
SC
13
/Fvco
CPout2
VCC cp2
LD/PS2
17
16
15
14
12
LD/PS1
VCCcp1
CPout1
/OS
C A
C G
ND
OS
Co
ut
VC
C S
OC
8
OS
C91
0
NC
7
6
/Fin2
3
4
5
C521
10
R532
C5
33
47
0p
R522
0.1u
C526
R527
+
0
C5
34
10
0p
+
0
R538
390
R5
31
68
k4
7k
R5
30 1k
L503
R5
41
10
k
Q5042SK879-F (Y)
R5
29
1k
R537
CV
CN500
R576 D511L509
* L5
28
C565*C557
10
0k
Q5072SC5383-T111
APC
C600
10
0k
0.1u
C6
01
1u
10
0p
R6
00
1k
VSS
BU7442FVM
47
p0
3
2
4
1
6
5
VDD
IC504
7
8
C6
02
0.1
u
R6
03
2.2
k
R6
01
R6
02
12
0k
18
k
R670
220k
R5
57
1S
S4
00
D5
18
1.5
kC
57
2
L51
7
1SV282-F
OP AMP(VCO MOD/APC)
C5621u
R5
54
*R552
R5
55
1S
V3
25
F
D5
07
C5
48
10
0p
220n
22
0n
L51
5
0
R5
99
47
k4
7k
33p
22
0n
D5
17
1S
V2
82
-F
D5
16
22
0n
L51
91S
V2
82
-F
* C5
67
C5
78
4.7
u
L52
3
1k
10
u
R5
62
C5
84
47
0p
EM6M2
R558
470k
C5
82
47
0p
Q510 2SJ347F
R5
63
47
k
Q511
C5
85
47
0p
10
0
R5
65
C5
87
47
0p
22
0n
* C5
47
1S
V3
25
F
D5
06 L5
14
C556
470p220n
L508 R575
0
* D5
14
L51
8
22
0n
L51
6
* D5
15
TX VCO
* C5
68
22
0n
*D510
RX VCO
*C566
Q5122SC5636
R564
150k
* C5
86
10
0.1u
C523
C5
13
C518 100p/PCS_RF
PLD
SCK1
SDO1
0.01uC5
12
TCX
O_
MO
D
I2CSDA
I2CCK
50C/T R
33C
IFC
CV
10
u2
0C
53
9 +
50C
AP
C
VC
O_
MO
D
AS
SIS
T
150C
50IF
50R
50R
50IF
50T
50T
THP
19.2M
IFC
+B +B
33C
TEMPERATURE SENSOR
TCXO MODAF AMP for
PLL IC
BUFFER AMP
OSCILLATIONVCO
FREQUENCY CONTROL
D506,510,514,515
BUFFER AMP
SWITCHT/R
Q510,511
RIPPLE FILTER
FREQUENCY CONTROL
D507,511,516,517
MODULATIONTX
D519
RIPPLE FILTER DC AMP for VCO TUNE
DIODEBYPASS
FILTERRIPPLE
12n
L504
L53
0
56
n
0
R550*C553
5p
C5
50
*C543
* C5
3747p
C525
10p
C588
150C
0.01u
C514
Q5082SK508NV(K52)
*L521
220n
L522
*C573
C5
71
* C5
75
C5
77
47
0p
0.5p
C581
R560
22
L52
5
22
0n
* R5
59
* C5
74
OSCILLATION
5p
C5
79
* R5
61
47
0p
C5
80
*L520 5p
2SK508NV(K52)Q509
VCO
L524
220n C576
22
0n
L52
6C583
0.5p
L527
D5
19
1S
V2
78
FC
57
0
0.7
5p
IN+ IN-
OUT
GND
VDD
TX
Q512
D501,Q503
THP
R577
0
* C9
87
*R583
* C5
61
* C5
45
*R573*R935
0
R5
74
0.1u
C503
*R955
R586
0
*R958
*R957
*R956
*C563
R5
80
0
R5
81
0
X57-8960-XX
-14
-15 K2,K4
K,K3
4p
3pC543
NO
C516
0.01u
NO
100pC529
NO
5pC537
470p
C545
NO470p
C547100p
10p
C5535p
470p
C557100p
0.01u
C561
NO100p
C563
NO82p
C56668p NO
C567
0.5pNO
C568
1.5p
4pC573
6p
1pC574
2p 6p
C5753p
220
R559
1SV290B-FK2,K4-15
K,K3-14
X57-8960-XX
22n
18n
L520
1SV290B-F 1SV290B-F
1SV282-F
D514D510
1SV282-F
D515
1SV282-F
NO33n27n 100k220k
R502
120k27n
L528
22n
L521
180
R552
180k
R533
120k
R956
0120k220 0015k
R583
NONO
R573
180
R561
NONO
R955
NO
R935
0
0
NO
NO
R958
R957
10p
C5867p
5pNO
C987
3p
R570 0
IC500
1
2
3
4 4
3
3D
61
1
1S
S4
00
C6
93
0.2
2u
APCSWITCH
TX-RX UNIT (X57-8960-XX)
BD BE BF BG BH
94
NX-300(G) SCHEMATIC DIAGRAM
X57-896 3/4
T : 5mVR : 4.849V
T : -0.8VR : 2.66V
R : 0.731VT : 3.6mV
T : 5mVR : 4.694V
R : 0.697VT : 3.6mV
T : 85mVR : 2.03V
R : 1.81VT : -100mV
T : 140mVR : 0.65V
T : 128mVR : 63mV
T : 11.2mVR : 3.274V
R : 61mVT : 110mV
R : 3.294VT : 40mV
T : 3.71VR : 13mV
R : 7.11VT : 1.52V
T : 3.92VR : 18mV
R : 1.59VT : 1.52V
R : 1.81VT : 1.89V
R : 4.75VT : 4.8V
T : 1.36VR : 1.48V
T : 2.37VR : 2.5mV
T : 0.64V (K,K3)R : 5mV
L : 4.64VH : 4.65V
0.78V (K2,K4)
0.99V (K2,K4)
0.99V (K2,K4)
H : 0.62V (K,K3)
L : 0.42V (K,K3)
47
0p
CN701
10kR795
2SC4215-F(Y)
450kHz
R709
*R710
10k
R7
98
47
10
0.1
u
C7
23
R714
C7
13
10
u
L78
0
0
7p
C7
07
68
p
C7
12
68
p
Q7002SC5108(Y)F
C711
0.1u
C710
C7090.1u
10
C7
03
0.1
u
0.1u
R703
OUT
R7
01
C700
C7
01
0.0
1u
56
0
L701560n
R571
R702
330k
C706
10p 47n
L703
100p
*C704
C708
AMDEToUTPUTFMDEToUTPUT
C792
0.1u
OUT INC727R796R705
0 0
R7
18
0.1u
18
k
R7
20
2.2
k
VS
S
VD
D
MCP6021-E/OT
R7
04
1k
IC700
1V
oU
T
2
5
VIN
-
3
VIN
+ C7
17
0.0
1u
4
R7
12
10
k
0.1
u
10
u
C7
24
C7
19
R7
17
47
k
CF701
0.0
1u
C7
25
R727
2.2k
RSSI
R726
C7
29 CN700
18k
0.4
7u
RSSIoUTPUT
RFAGCoUTPUT
AGCAMPoUTPUT
AMAGCINPUT
NoISEAMPINPUT
NoISEAMPoUTPUT
CoMPINPUT
CoMPoUTPUT
RFINPUT
10
0n
12
11
10C720
10p
C721
0.1u
C718
0.1u
C790
0.1u
IN
FMIFDECoUPLING2
FMIFDECoUPLING1
AMIFDECoUPLING
QUADINPUT
LIMoUTPUT
9
FMIFINPUT
AMIFINPUT
8
7
6
5
TK10931VTL-G
1
MIXoUTPUT
VCC
oSC(E)
oSC(B)
4
3
2
IC701
*C715
20
AMSW
13
14
15
16
17
18
19 R719
270k
24
GND
21
22
23
R7
30
0C728 0.1u
R721 10k
R725 22k
C759 0.1u
R722 4.7k
C760 0.1u
R731
10k
C730
R724 100k
0.01u
R733
560k
Q701
L70
4
1.8
u
0.0
1u
C7
33
L70
5R
72
8
22
0
C7
32
R794
RS
SI
10k
VA
GC
0.0
1u
10
0k
R7
97
R7
35
C7
36
10
0
C7
22
47
k
R7
92
47
p
BU7442FVM
VSS
oUTA
IN-A
IN+A
VDD8
IN+B
oUTB
IN-B
5
6
7
R7
36
10
0k
C7
35
1
R7
38
2.7
k
4
3
2
IC404
47
p58.05MHz
22
pC7
37
VAGC
2p
C7
38
R737
220
C734
0.01u
OUT
C7
39
6p
R739
220
C740
0.01u
IN
R654
C641
R6
05
R608
47H
SC
27
7
D6
00
R6
10
10p
C603
6.8
k
R6
04
10
kC
60
4
2SC5636Q600
22
n0
.1u
L60
0
2.2
k
R6
07
C6
05
33
0
R6
06
C6
89
47
0p
C607
7p
4.7
k
HSC277
D601
C6
22
D6
04
HZ
U2
ALL
47
0p
R62927k
C6
26
0.1
u
R6
33
2SC5383-T111
Q604
R6
52
27
0k
C6
36
47
0p 150k
Q605SSM3K15TE(F)
R6
41
10
k
R6
53
27
0k
0.3
9
D6
05
DZ
2J0
51
(M)
C6
31
6.8
u1
0
10
0 R6
42
+
R635
560
R648
150k
R649
R6
47
R6
45
0.3
9
0.3
9
47
p
C6
40
27
0k
R6
51
270k
10p
C6
37
TH600100k
R657
R6
56
LTC044EEBFS8
Q607
C6
51
47
0p
10
0k
R6
61
47
k
2SK1824-A
0
56
k
R6
60
Q608
C6
53
TA75W01FUF
2
3
4
IN1-
VEE
IN1+
1
IC600
oUT1
10k
7
6
5
oUT-B
IN2+
IN2-
8VCC
R655
47
0p
470k
R659
Q610EMD5
R6
64
0
CN600
47
0p
47
0p
50T
THP
50C
19.2M
IFC
/DS
W
/APCSW
50R
50IF
+B
33C
IF_
DE
T
50T
+B
1st LO
50R
IFC
RX
BUFFER AMP LOCAL SWITCH
APC SWITCH
APCSWITCH
APC SWITCH
APC SWITCH
CONTROLAUTO POWER
APC SWITCH
TRIPLER2nd LOCAL
FM IC
BUFFER
(RSSI/VAGC)OP AMP
IF AMP
APC PROTECTSWITCHLOCAL
D600
APCSWITCH
2SC5636Q601
2SK3077F
PRE-DRIVE AMP
Q602 *L605
4.7
k
R6
12
47
0p
C6
10
18
0
R6
16
47
0p
C6
11
0.1
u
C6
90
22
R6
18
47
0p
C6
12
33
0
R6
17
*C613 *C671
470p
C615
47
0p
C6
14
* R6
26
10
0
R6
22
0
R627
*C621 0R628 *R620 470p
C670
* C6
23
47
0p
C6
18
*R624
* R6
23
0.1
uC
69
1* L6
02
* L6
15
* L6
03
L60
4
-t°
C6
17
47
0p
0.1
u
C6
19
150C 150C
RF AMP
TX
TX
XF700CF700
450kHz
*CN601
0R
67
1
* R6
21
* R6
19
* C7
02
* C7
16
4.7uC705
1000pC714
* C8
13
*C814
*L902
K2,K4-15
K,K3-14
X57-8960-XX
27n
18n
L602 R620
0
5.6
L603
12n
18n
L605
6.8n
12n
L615
15n
22n
L902
NO
27u
R619
NO
820
R621
820
NO
R623
12k
10k
R624
33k
47k 1.8k
R626 R658 R669
220 820
330 470
R710
NONO
0
C613
4p
7pC621
4p
15pC623
12p
15pC702
82pNO
C704
10p
47pC715
0.01u47p
C71682p
NONO
C813
NO27p
C814
NO27p
C671 C6727p 470p
10pE23-1167-05 NO
NO 1SS400
CN601 D608
R613
0
4 4
3
33C
*C672
*D608
APCSWITCH
*R658
*R669
TX-RX UNIT (X57-8960-XX)
BI BJ BK BL BM
95
SCHEMATIC DIAGRAM NX-300(G)
X57-896 4/4
R : 4.94VT : 4mV
T : 3.8mVR : 4.94V
T : 1.63V 0.88V (K2,K4) 0.82V (K2,K4)
T : 1.633V
T : 1.615VR : 0.5mV
R : -35mVT : 0.808V
R : 3.14VT : 46mV
R : 2.96VT : 46mV
T : 43mVR : 1.29V
T : 47mVR : 4.53V
R : 4.54VT : 46mV
T : 47mVR : 4.89V
T : 45mVR : 1.99V
7.25V (K2,K4)T : 13.6V
T : 43mVR : 137mV
R : 3.8mVT : 42mV
T : 14.3VR : 14.26V
T : 13.72VR : 13.65VR : 14.28V
T : 14.32V
2.32V (K2,K4)
R : 14mV
1.52V (K2,K4)
2.32V (K2,K4)
2.10V (K2,K4)
R : 12mV
T : 42.7mVR : 0.87V
R : 69.8mV (K,K3)R : 0.31V (K,K3)
R : 6.71V (K,K3) T : 13.6V
R : 6.71V (K,K3) 7.25V (K2,K4)
T : 2.81V (K,K3)
T : 2.34V (K,K3)
L : 1.96V (K,K3)
H : 2.80V (K,K3)
1.80V (K2,K4)L : 1.63V (K,K3) 2.10V (K2,K4)H : 2.33V (K,K3)
47
0p
47
0p
Q7053SK318
L70
6
C7
43
R740
47
C7
45
0.0
1u
9p
C7
46
47
0p
R743
680
R7
44
22
0
560n
L708
L70
7
27
0n
BPF
C7
50
C7
48
47
0p
R7
47
0.0
1u
15
0k
R7
45
R7
46
Q7033SK318
1k
CN702
C7
52
47
0p
* C7
56
10
0k
* L7
11
C7
47
C7
44
0.0
1u
C7
41
C7
42
4.7
u
R742
47
0p
4.7k
*L710
*C753*C749
10
p
* C7
51
*L709
* C7
55
* C7
54
0.1
u
C7
66
3 4
R7
58
TV
21
0k
TLV2381ID8V
2
1 5
IC702
43
C7
80
0.1
u
10
0k
R7
64
R7
69
TV
11
0k
R7
74
10
0k
82
0k
R7
63
1
2
5
IC703
R7
73
82
0k
R777
10k
R7
48
10
0k C7
77
47
0p
C7
79
C7
82
0.5
p
C7
85
L71
7
R768
0.0
1u 0
22
0n
R770
68
C7
83
C7
84
1u
2SK1830F
C7
91
R7
83
R780
0
R7
81
1.8
k
47
0p
470k
22
0k
D7
05
1S
S4
00
47
0p
C7
86
Q706
R7
79
68
k
C7
88
R772
0
R7
75
10
0k
R7
78
10
0k
0.1
u
C7
89
47
0p
R784
50T
+B
1st LO
50R
IFC
RX
DC AMP for BPF DC AMP for BPF
RF AGC
RF AMP
MIXER
RF AGC
Q7042SC5383-T111
27
0
R6
65
27
0
R6
66
C6
61
47
0p
* C9
75
DRIVE AMP
RF FINAL AMP
RN262CS
D607
* C6
62RN262CS
* C6
69
* C6
66
* C6
68
* C6
64
L613
*C667*C665
L612
82
k
R6
67
L614D606
RN
26
2C
S
RN
26
2C
S
D7
09
4p
C8
03
D7
11
* C8
10
*L725
ANTENNA SWITCH
RD01MUS1-T113Q603
18
n
L60
6
47
R6
31
R6
30
47
0p
C6
25
R6
32
0
R634
10
p
C6
28
1u
C6
30
47
0p
C6
32
C6
27
22
0
R6
36
47
0p
C6
29
L60
7
10
k
R6
39
33
k
R6
46
47
0p
C6
35
* R6
44
470pC634
* C6
39
0
R650
L61
0
15
0p
15
0p
C6
43
RD07MVS1BT122Q606
* C6
47
* C6
92
C6
42
C6
45
0.1
u
C6
48
0.0
1u
C6
46
0.0
1u
1u
C6
49
L60
9
L72
3
6.8n
22
0n
L61
1
ANTENNA SWITCH
1S
V2
86
F
D7
02
* L7
13
* C7
67
1.5
p
C7
64
0
R753
0
R752
0
R750
0
R765
470p
C778*C773C768
1p
C758
470p
* R7
57
10
0
R7
61
C7
65
47
0p
C7
71
47
0p
C7
75
47
0p
D7
03
C7
72
1S
V2
86
F* C
77
0
* L7
14
* R7
59
D7
04
* C7
76
1S
V2
86
F* C
77
4
* L7
15
* R7
60
C7
69
47
0p
R7
62
10
k
1S
V2
86
F
C8
01
47
0p
* R7
88
D7
08
* C8
04
*C800
* C7
98
* L7
21
1S
V2
86
F
* L7
22
4p
C8
02* C
79
6
470p
47
0p
C7
94
* R7
85
D7
06
C795*L720R799
0
0
R786
*C807 *C811
0
R791
* L7
26
10
0p
C8
50
D7
10
1S
V2
86
F
C8
49
* R7
90
47
0p
C7
99
47
0p
1S
S4
00
D7
00
4.7
k
R7
55
1u
C7
61
150C
VARI-CAP TUNE
D702-704
VARI-CAP TUNE
D706,708,710
RIPPLEFILTER
FILTERRIPPLE
TX
L71
6
4T
7T
4T4T 4TStrip line
ANT
* C9
88
* C9
89
*C609
*R800
IN-IN+
VDD
GND
OUT
TLV2381ID8V
VDD
IN+ IN-
GND
OUT
K2,K4-15
K,K3-14
X57-8960-XX
15n
18n
L709
15n
18n
L710
33n
22n
L711
10n
8.2n
L713
10n
8.2n
L714
10n
8.2n
L715
NO
10n
L720
10n
8.2n
L721
10n
8.2n
L722
6.8n
8.2n
L725
39n
33n
L726
NO
8.2n
L887
22
27
R644
1M
100k180k
220k
R757R749
1M
100k
R759
1M
100k
R760
1M
100k180
150
R785R771
C669
10p2.5p8p3p
4pNO33p1p
-15 K2,K4
X57-8960-XX
-14 K,K3
C63939pNO
C609 C647 C66022p 47p
100p
C666C6652p
C662
1p
2.5p
C664
4p
C6688p
47p
C69239p
C667
2p5p
12p470p5p9p4p9p4p
C7569p
C7532p
C75110p
C7492p0.75p
C7554p
C7543p
C7679p
00 01M1M
9pC796
11p3p 12p 1.5p 2p 12p
1pC773
4pC770
9pC772
3pC774
9pC776
3p
1.5pC798
R800 R885
NO NO
R790
100k
R788
100k
R954
NO
C98815p
27p
9pC804
11p1.5p
2pC800
10p7p4pNO3p
C8102p
C80918p5p
C807 C9756p
NO
C8910.5p
NO
C9925p
0.5p
C8880.75p
C8119p
1p
C8877p
15p
C98910p
L903
*C809
NO
0
R950
*R954
*R950
R961
4
33C
*
100p
C663
22p
NO
8p
10
k
5.6
k
* C9
92
*C660 *C663
* R7
71* R
74
9
0
43
1
2
6
IC881
VCTL
GND1
RFoUT
RFIN
VDD
L883
1.5p
C88
5
C888
L885
6.8n
C887
120p
C886
3.6n
L886
C889
1.5p
D88
1
RN
262C
S
D88
2
RN
262C
S
8.2n
L882
5GND2
C88
410
00p
18p
C88
3
L881
12
R88247
0
R88
3390
R88447
0
R88
1
2p
C882
CN881
33C
IFC
C89
1
LNA
***
*L887
SU
B (
GP
S)
UN
IT (
X58
-524
0-10
)-C
N5
R885
Note : The components marked with a dot (•) are parts of layer 1.
TX-RX UNIT (X57-8960-XX)
BN BO BP BQ BR
2
1
3
4
5
6
7
96
NX-300(G) BLOCK DIAGRAM
DSP IC102Flash
Memory
IC101
SRAM
IC103
IC108ASIC
D0~15,A0~20,/RD,/WR,/CS0,/CS2,/CS3,/CS4/HDS2,/HRDY
RTCIC106RV5C386A
I2CCK,I2CSDA
I/O ExpanderIC701
PCA9535BS
BUS SW
CN
1 to
LC
D M
odul
e
IC401 TC74LCX245FKIC402 TC7WZ245FK-F
33M
IC1NJM2130F3-ZB
–10V
LCDCNT
X101 32.768kHz
SM5023CNDH-GIC107 VC
TCXO
X10218.432MHz
33M
BS
HIF
T33A 33M
RESET
IC105XC6109C29AN-G
33M
IF_DET
LPF LPF
BPF
IC711TC75W51FK(F)(2/2)
AMP
Q704KTC4075E(Y,GR)
IC702TC75W51FK(F)(1/2)
IC702TC75W51FK(F)(2/2)
DAC
IC703M62364FP-F(7/8)
LPF
IC704TC75S51FE(F)
IC707TC7W53FK(F)
AMT/SCSW
DAC
IC703M62364FP-F
33A
SDO0,SCK0/EVCS
AI fro
SW
TONESW
Q702SSM3K15TE(F)
TONE
SUM
DT
Ifr
omA
NI
IC710TC75W51FK(F)(1/2)
LPF
IC706TC75S51FE(F)
MIC
RXAF
LPF LPFMOD
IC705TC75W51FK(F)(2/2)
IC705TC75W51FK(F)(1/2)
TV1TV2
KEY Matrix (12key)
KE
YO
0,1,
2,3
/KE
YI
0,1,
2,3,
4
/OINT
CN710 26pin Option Board
OP
T1,
2,3,
4,O
PT
5,6,
7,8,
11
TX
OT
XI
RX
EO
RX
EI
DT
IO
PT
9
PO
W5A A
IA
O
OP
T10
26P
_TD
26P
_RD
/DRST,DCLK,/SYMTIM,/RSSITIM,/DINT,/SWUP,FSDET,/HINT
/LCDRST
MCD1AF,/MCSCKAF,/MCCSAF,MCD0AF,MCD1CN,/MCCXCN,/MCD0CN,/MCCSRCN,MCSCKCN
D3,4,7,8
LCD Back Light
BL_SB
CN
701
(for
pro
duct
ion)
TO DSP
/EMG , /PTT , Side_1 , Side_2,Side_G , IFC ,5RC , 5TC , /DSW , /APCSW,SBC , /T_R ,ASSIST , SDO1 , SCK1 , PLDC
N40
450
pin
Boa
rd to
Boa
rd
ASQDETVOXVOL
BATTPFKEY
RSSI , THP , VAGC , CV , S-DET
TXD0RXD0RTS0CTS0DSR/PTT
/UDETRXD3ENC1ENC2ENC3ENC4/BINT/PSW
BLCMM
SCSW/AMTSTSW
EXAMTINAMTBEEP
TONESW/MNDNU
5UC
+B
15M
(3/8,4/8)
ASQAPC
AVR
SB2
BLC
5A
Q1 2SA1362-F(GR)Q2 KTC4075E(Y,GR)Q3 SSM3K15TE(F)
D1,2,5,6,9,10
12key Back Light
AVR
SB2
BLC
5A
Q101 2SA1832(GR)FQ102 KTC4075E(Y,GR)Q103 SSM3K15TE(F)
/RINT32K
DC SW
DC SW
LED-G
LED-R
SBC
Q415EMD12
Q414EMD12
SBC
Control unit (X53-4590-XX)
97
BLOCK DIAGRAM NX-300(G)
Rect
D705KDR731
AMP
IC711TC75W51FK(F)(1/2)
ASQDET
APC
DAC
OPT10MUTE
DO
IC703M62364FP-F(8/8)
Q701 2SA1832(GR)F
SUM
IC713TC75W51FK(F)(2/2)
DAC
IC703M62364FP-F(6/8)
DAC
IC703M62364FP-F(5/8)
AMP
IC408TC75S51FE(F)
IC409TC75W66FK-F
INAMT
EXAMT
IC413TPA6201A1DRBR
IC412TPA6201A1DRBR
AVR
+B
INAMTEXAMT
Q406 2SB798AZ(DLDKQ407 KRC660U-P
Q405SSM6N16FE-F
BE
EP
MUTE
STSW
IC709TC7W53FK(F)
OPT9VGSAI from
IC714TC7W53FK(F)
OPT6AO to VGS
AMP
IC716TC75W51FK(F)(1/2)
AGC
D703,704 RB706F-40Q705 2SC4738(GR)FQ706 2SA1832(GR)F
AI
from
VG
S
MUTE
MM
Q7072SJ243-A
MUTE
MSW
MSW
Q4 SSM3K15TE(F)Q5 2SJ347F
SSWPTTPFOPT5VTXDRXD
VOXAMP
IC716TC75W51FK(F)(2/2)
Rect D706KDR731
AMP IC715TC75S51FE(F)
VOX
MUTE
IC712TC7S66FUF
/SCSW
SUM
IC710TC75W51FK(F)(2/2)
DI
DAC
IC703M62364FP-F(1/8)
DAC
IC703M62364FP-F(2/8)
TCXO_MOD
VCO_MOD
MSW
/UDET/PTT
PFKEY
50URXD3
IC41
7T
C7W
H12
6FK
(2/2
)
RX
D0
RT
S0
Q41
1S
SM
6N16
FE
-F
NC
BE
R_C
LKB
ER
_DAT
A
BE
R_E
N
IC41
8T
C7W
T12
5FU
F
IC41
5T
C7S
ET
08F
U-F
TX
D0
SC
TX
D
EMC
6_KEYO26_KEYO16_KEYO06_KEYI06_KEYI1
BL_SB
CN23
CN405
KEYMatrix(6key)
Selectorknob
Volume
CN403
ENC1ENC2ENC3ENC4
33AVOL
SB1+B
6keyBack Light
DC DCConverter
L401 , D406 , D405IC407 LT1616ES6-PBF
RESET
IC414XC61CC5602N-G
/BINT
+B
AVR
IC416S-812C31BPI-G
DC SW
Q413 2SA1955A-FQ412 SSM3K15TE(F)
Q401 SSM6N16FE-F
DC SW
Q409
2SA1955A-FQ410
SSM3K15TE(F)C
N40
1Li
Bat
tery
31BU
SCTAM1
SBC
D412KDS121-P
DC SW
SB1Q408
EMD12
SBC
D4081SS301F
Q402 SSM6N16FE-F
/PSW
DC SW
Q403 2SJ648-AQ404 SSM3K15TE(F)
BATT
SB2
AVR
IC708 XC6209B502P-G
5A
AVR
IC404XC6204B332D-G
DC DC
IC717XC9235A15CM-G
AVR
IC406XC6204B332M-G
33M
15M
33A
SC
RX
D
AVR
IC411NJM2880U105ZB5UC
IC403 LM2682MMX50U
DC DC-10V
NX-300(G)
98
BLOCK DIAGRAM
TX-RX unit (X57-8960-XX)
IFAMP
IF AMPIC701
TK10931VTL-G
BPF
CF700 450kHz
BPF
CF701450kHz
IFAMP
IC700MCP6021-E/OT
IC40
4T
C75
W51
FU
F(1
/2)
IC40
4T
C75
W51
FU
F(2
/2)
RS
SI
VA
GC
BUFFAMP
BUFFAMP
Q6002SC5636
Q5122SC5636
VCO
Q508,509 2SK508NV(K52)D506,507 1SV325FD519 1SV278FD511,516,517
D510,514,5151SV282-F (K,K3)1SV290B-F (K2,K4)
1SV282-F
LPF
PLL
LoopFilter
VCO MOD
ASSIST
CV
RippleFilter
Q5072SC5383-T111
T/RSW
Q510 EM6M2Q511 2SJ347F
VCTCXO
x3
Q700 2SC5108(Y)F
VC
X500 19.2MHz
50IF
TCXO_MOD
PLD
CN900
AVR
+B
50C
AVR
DC SW
33C
DC SW
DC SW
50R
50IF
50T
5RC
38M
SBC
IFC33C
/5TC
/SAVE
DC SW SB3
SBC
Q901EM6M2
DC DCConverter
150C
Q904 SSM5H01TU-FIC901 XC9101D09AK-G
IC902TK11250CUCB
IC903 TK71733S
Q902 EM6M2
Q903 EM6M2
Q905 2SA1955A-F
IC900BU7465HFV
DCSW
SB3
LED_R
LED_G
D90
0Q
900
UM
G9N
/EMG
S1
Temp.Sensor
IC500LM73CIMKX-0
33C IC502
IC503TLV2381IDBV
IC504TC75W51FUF(1/2)
Q5042SK879-F(Y)
50C
50C
RippleFilter
150CQ5032SC5383-T111
IF_DET
I2CCKI2CSDA
IC501TLV2381IDBV
Q7012SC4215-F(Y)
TX :
450.
00~5
20.0
0MH
z (K
,K3)
400.
00~4
70.0
0MH
z (K
2,K
4)R
X :
391.
95~4
61.9
5MH
z (K
,K3)
341.
95~4
11.9
5MH
z (K
2,K
4)
SD
O1
SC
K1
/PC
S R
F
/T_R
50R
/EMG , LED_R , LED_G , APC ,/DSW , /APCSW , CV , ASSIST ,VCO_MOD , TV1 , TV2 , /T_R ,/PTT , Side_1 , Side_2 , Side_G
RSSI , THP , VAGC , CV , S_DET , IF_DET
NX-300(G)
99
BLOCK DIAGRAM
LPFANTSW
DC SW
Q606RD07MVS1BT122
Q603RD01MUS1-T113
Q6022SK3077F
APC
+B
FinalAMP
DriveAMP
Protect
Q6082SK1824-A
DC SW
/APCSW
ASQAPC
Q607LTC044EEBFS8
/APCSW
Q610EMD5
DC SW
/DSW
Q6042SC5383-T111
T/RSW
5T 5R
Notch
D606,607D709,711RN262CSx4
D600,601HSC277x2
BPF
TUNE
L726
D71
01S
V28
6F
TUNE
TV1IC702TLV2381IDBV
TV2
RFAMP
L721,722
Q7053SK318
D70
6,70
81S
V28
6Fx2
IC703TLV2381IDBV
BPF
L713,714,715
TUNE
D70
2,70
3,70
41S
V28
6Fx3
1stMIXER
Q7033SK318
MCF
XF70058.05MHz
5T
50R
LPF
PTT
Side1
Side2
Side_1
Side_2
Side_G
PTT
IC504TC75W51FUF(2/2)
5T
TX/RX: 450~520MHz (K,K3) 400~470MHz (K2,K4)
+
–
BATT7.5V
S
+B
S_DET
RippleFilter
2SC5383-T111Q704
150C
IC600TA75W01FUF
CN901
1st L
ocal
: 39
1.95
~461
.95M
Hz
(K,K
3)
Pre-DriveAMP
Q6012SC5636
5T
Q605SSM3K15TE(F)
RFAMP
341.
95~4
11.9
5MH
z (K
2,K
4)
GPSReceiver
BUFF3.1VAVR
CN5
5C OPT5
OPT5
5C
RXD TXD
31V
31V
HPF
BPF
LNACN881
IC881
SUB (GPS) unit (X58-5240-10)
CN10 26pin to Control unit CN710
IC4BU31TD3WG
IC2TC7WH126FU-F
IC1W02-3768-05
NX-300(G)
100
OPTIONAL ACCESSORIES
KNB-47L (Li-ion Battery Pack)■ External View
■ Specifi cationsVoltage ............................................................................ 7.4VBattery capacity ...................................................... 1950mAh
KNB-48L (Li-ion Battery Pack)■ External View
■ Specifi cationsVoltage ............................................................................ 7.4VBattery capacity ...................................................... 2550mAh
KRA-44G (UHF Helical Antenna)■ External View
KRA-44G M: 440~490MHzKRA-44G M2: 470~520MHzKRA-44G M3: 400~450MHz
NX-300(G)
101
MEMO
NX-300(G)
JVC KENWOOD CorporationCommunications Equipment Div
GENERALModels ............................................................. K,K2: Basic Model K3,K4: w/12-key ModelFrequency Range ............................................ K,K3: 450~520 MHz K2,K4: 400~470 MHzNumber of Channels ........................................ 512Zones ............................................................... 128Max. Channels per Zone ................................. 250Channel Spacing ............................................. Analog: 12.5/25 kHz Digital: 6.25/12.5 kHzOperating Voltage ............................................ 7.5V DC ± 20%Battery Life (with KNB-48L, GPS OFF) ........... 5-5-90 duty cycle: more than 14.5 hours 10-10-80 duty cycle: more than 9.0 hoursOperating Temperature Range ........................ –22°F to +140°F (–30°C to +60°C)Frequency Stability .......................................... ±1.0ppmAntenna Impedance ........................................ 50Dimensions (W x H x D) (Projections not included) Radio only .................................................. 2.28 x 5.02 x 1.63 in (58 x 127.5 x 41.3 mm) with KNB-47L ............................................. 2.28 x 5.02 x 1.63 in (58 x 127.5 x 41.3 mm) with KNB-48L ............................................. 2.28 x 5.02 x 1.91 in (58 x 127.5 x 48.5 mm)Weight Radio only .................................................. 9.17 oz (260 g) with KNB-47L ............................................. 13.23 oz (375 g) with KNB-48L ............................................. 14.29 oz (405 g)
RECEIVERSensitivity ........................................................ Digital @6.25kHz (3% BER): 0.20µV Digital @12.5kHz (3% BER): 0.25µV Analog (12dB SINAD): 0.25µVSelectivity ........................................................ Analog @25kHz: 72dB Analog @12.5kHz: 65dBIntermodulation Distortion ............................... Analog: 70dB (±50, 100kHz)Spurious Response ......................................... Analog: 70dBAudio Distortion ............................................... Less than 3%Audio Output .................................................... 500mW/8
TRANSMITTERRF Power Output ............................................. 5W/1WSpurious Response ......................................... 70dBFM Hum and Noise .......................................... Analog @25kHz: 45dB Analog @12.5kHz: 40dBAudio Distortion ............................................... Less than 3%Modulation ....................................................... 16K0F3E, 11K0F3E, 8K30F1E, 8K30F1D, 8K30F7W, 4K00F1E, 4K00F1D, 4K00F7W, 4K00F2D
GPSTime to First Fix ............................................... Cold Start: < 60 seconds Hot Start: < 10 secondsHorizontal Accuracy ......................................... < 10 meters
Analog measurements made per TIA/EIA 603 and specifi cations shown are typical.JVC KENWOOD Corporation reserves the right to change specifi cations without prior notice or obligation.
SPECIFICATIONS
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GSD
GSD
GSD
1 345
1
3 4
5
C24 R406C27
C28C40 1
20 V5V4V3V2V1VDDVSSVDDD7D6D5D4D3D2D1D0/WRA0/RES/CS
C2
C3
C4
C5
C7
C8
D1D2
D3 D4
D5
C452
D6
D7 D8
D9D10
D13
D16
CN22
CN23
CN24
J79-0131-39
R500 D22
IC1R10
R11
R12
R15
R17
R29
R30
R1
R2
R4R5R6R7R8R9
R40
C11
C13C14
C15
S109S11#
S120
S13*
R849
S21S34S47
S52S65S78
S83S96
C23
C25
C26
C30
C33
C31 C
32
C35
C36
C34
C29
C37
C38
C41
C1
C6
R483
TH1
IC415
D11
D12
D14D
15D
18
D19
D20
D21
D23
L1L2
L3
L4
L411
L5
L6
L7
R14
R16
R18
R19
R20
R21
1 14A
GN
D6
_/K
EY
I0B
L_
SB
6_
/KE
YO
16
_/K
EY
O0
BL
_S
B6
_/K
EY
O2
6_
/KE
YI1
SP
–S
P–
SP
+
EM
CM
E
SP
+
R22
R23
R24
R25
Q1
R26
Q2
R27
Q3
Q4
R28
Q5
R31
R32
R33
R34
R35
R3
CN
1
C10
C12
C16
C17
D17R
848
NX-300(G) PC BOARD
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4Component side view (J79-0131-39)
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4Component side view (J79-0131-39)
PC BOARD NX-300(G)
Component side
Foil side
Layer 1Layer 2Layer 3Layer 4Layer 5Layer 6
Ref. No. Address
IC1 6K
IC415 8K
Q1 7K
Q2 7L
Q3 6L
Q4 4L
Q5 4L
D1 5D
D2 5C
D3 3O
Ref. No. Address
D4 3Q
D5 5B
D6 7B
D7 10O
D8 10Q
D9 7D
D10 7C
D11 7L
D12 7M
D13 7M
Ref. No. Address
D14 7M
D15 7L
D16 7L
D17 9L
D18 4L
D19 4L
D20 8M
D21 8M
D22 8L
D23 9L
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
G
SD
G SD
1
3 4
6
G
SD
G SD
G
SD
GSD
GSD
G
SD
G
SDR401
R402
R403
R404
R405
R407R408
R410
R411
R412
R413
R414R415R416
R417
R800
R418
R801
R802
CN401+ –
R806
CN403
R807
R420CN404
CN405
R425
R427R428R429
R812
R813
R814
R816
R818
R432
R433
R438
R821
R826
C402
C805
C808
L718
C404
R828
R441
C405
R829
C406
R442
R443
C407
R444
R446
R831
L719
C806
R834
C411
R837
C414
R838
R451
C415 +
C416
R454
C418
C419
R840
R841
C420
R845
C422
R847
C424
R462
R463C428
+ +
C471
C429
R466
R468
R851R852
C430
R470
R471
C435C436
R472
C437C438
R474
C439R475
F701
C440
C442
C446
C448
R484
R485
R487
R488
R489
Q101Q102
C453
C454
R490
R492
R494
R495
R496
R497
L101
D401
L102
D402
D403
C464
D404
D405
C466
C469
D409
D410
Q702
Q703
D414
D415
Q707
IC402
IC404
IC717
IC406
IC407
L704
IC408
11
3
3
1
4
1
3
6
4
1
3
6
4
1 3
6 4
1 3
6 4
1 3
6 4
5
6
4
3
5
4
4
1
5
8
4
1
5
6
4
1
3
31
45
3
1
4
6
8
L705
L707
IC411
3
+
+
+
1
4
4
4
4
1
1
3
3
1
4
6
5
4
5
8
4
1
5
8
10
1
11
20
1
5
8
1
5
8
5
IC412
IC413 L710
IC4141
2
4
3
L713
IC417
L714
IC418
L715L716
L717
R101
R106
R108
R112R114R117
CN104
CN105
R127
L8
R128
R130
R132
R133
R710
R135
R712
R136
R713
R137
R139
R717
R719
C102
C103
R140
R141
CN701
C105
R142
C106
R720
R144
C108
+
R721
R145
R722
R146
R723
R147
CN707TXD
CN708RXD
R149
R727
R728
C110
R729
X101
X102
R150
CN710
C115
R153
R154
R730
C118
R731
R155
C119
R732
R156
R157
R158
R735
C120
R738
C121
R546
R547
C124
C701
R740
R165
C706
R167
R168
R744
R745
R746
R748
C131
R749
C135
R172
C136
C712
C137
C714
R750
R174
C138
R175
C139
R176
R752
C716
C717
R177
R753
R178
R755
R756
R757
R758
C141 R759
C143
R180
C144
C721
R181
C145
C722
C146
R183
C723
C148
R185
C149
R761
R187
R763
C150
C151
C152
C153
R190
C730
C154
C731
R192C156C157
R193
C158
R194
C734
R771
C739
C160
R778
R779
D101
C740
C742
C743
1
1
67 12
13
181924
1213
24
C744
R780
C745
C746
R783
C747
C749R787
Q402
3
1
4
6
Q403
Q404
C750
Q405
Q406
B
C
E
C753
Q407
R791
Q409
C755
C757
R793
C758
R794
C759
R798
Q410
R799
Q411
IC101
IC102
Q413
IC103
Q414
C761
D701
Q415
L401
IC106
C763
D703
L403
C764
IC109 D706D707
C767
C768
L409
L410
C772
C775
C778
C780
C781
IC701
C782
IC702
C786
C787
IC70745
18
4
4 5
1 8
45
18
5
18
45
18
C788
IC708
1
3 4
5
IC709
IC710
C792
IC712
C793
C794 IC714
IC715
C796
IC7164
3
1
4
5
5
1 8
4 5
5
4
1
3
1 8
J79-0131-39
R424
R431
R434
R453
C417
R455
R458
R460
C427
R467
R479
C455
C456
R493
C457
C459C
460C
461
C462
C463
D406
C468
C470
D411
D413
D417
IC4091 4
8 5
IC416
R501
R504
R506
R507
R508
R509
R510
R549
Q408
L402
R409
R435
R436
C403
C408
R461
R465
R469
R477C
480
R491
C465
D408
D412
1 10S
B1
+B
EN
2E
N1
EN
4A
GN
DE
N3
VO
LV
OL_G
ND
33A
IC403
R512
R514
R516
R518
R520
R522
R524
R526
R527
R528
R530
R532
R534
R536
R538
R540
R542
R545
Q401
CN
402
R437
R439
C409
C467
R445
R448
R449
C412
R450
R452
R456 C
421
C431
C433
R473
C441
R481
D407 D
416
L702
R548
Q412
R478
C443
L709
R102
R103
R105
R107
R110
R111
R113
R115
R116
R118
R119
CN
101C
N102
R121
R122
R123
R126
R129
R131
C101
C104
R143
C107
C109
R148
C111
C112
C113
C116
C117
C123 1 3
5 4
R166
C134
IC104
C401
R447
R457C
445C
447C
449C
450
L708
L711L712
R502R
503
R138
R159
R160
R161
R162
C130
C159
D102
IC107
531
1 14N
CR
XD
TX
D5V
EOP
TP
FP
TT
ME
EM
CM
SW
SP
–S
P+
SS
W
46
1
6 10
C809
R459
IC401
R725
R419
R426
R440
R830
R832
R836
R839
C800
Q103
R120
CN106R
724C
N709
R726
C114
CN712
C122
R163 C
133
R170
R171
R173
C718
C140
C142
R182
C147
R184
R186
R762
C728
R188
R764
R189
R191
C155
C736
C737
C738
C161
R782
R784
C748
R786
R788
R789
IC10521
34
C762IC
108
IC705
IC706
31
4
4 1
1 25262
5 86
C790
C799
R822
R823
R833
R835
R842
R843
R844
R846
Q705
Q706
R701
R702
R703
R704
R705
R706
R707
R709
R711
R714
R715
R716
C709
C711
C715
C725
C726 31
12
1920
4
41
58
5
R766
R777D
704
C766
C777
C779
IC704
C789
C791
C795
C797
C798
R808
R820
R825
L701
L706
R718
CN702PTT2
CN703PTT1
CN704RSSI
CN705MAN
DOWN
CN706G
ND
CN
711
R736
C703
R741
C713
C812
R850
R767
C735
R775
R795
R796
C765
IC703
C785
R804
R733
R737
R742
C710
C724
C727R
765
C756
IC713
R803
R805
R809
R810
R811
R815
R819
R824
R827
C802
C803
C804
Q704
R739
C704
C705
TH701
R743
C707
C708
R754
C720
R768
R769
C732
R770
R785
C751
C752
R790
R797
C760
D702
D705
C771
IC711
C801
CN
103
R511
R513
R515
R517
R519
R521
R523
R525
R529
R531
R533
R535
R537
R539
R541
R543
R544
C425
1 49LE
D_
GL
ED
_R
/SA
VE
/5T
CS
BC
TV
2T
V1
5R
CP
GN
DP
GN
DA
GN
DN
C+
B+
BN
C/P
TT
Sid
e_
1S
DO
1/P
CS
_R
FA
PC
VC
O_
MO
DP
LD
SC
K1
S_
DE
TN
C
/EM
GIF
CI2
CC
KI2
CS
DA
/T_
RA
SS
IST
VA
GC
TC
XO
_M
OD
RS
SI
CV
NC
+B
+B
NC
AG
ND
Sid
e_
GW
_/N
Sid
e_
2/D
SW
/AP
CS
WT
HP
38
MG
ND
GN
DIF
_D
ET 502
OP
T6
PO
WR
XE
IT
XI
TX
OR
XE
OO
PT
7O
PT
2O
PT
8O
PT
11O
PT
9D
TI
AG
ND
5VA
IA
OD
GN
DA
GN
DO
PT
10O
PT
5N
CO
PT
426P
_RD
26P_T
DO
PT
1O
PT
3
NX-300(G) PC BOARD
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4Foil side view (J79-0131-39)
CONTROL UNIT (X53-4590-XX) -10: K,K2 -11: K3,K4Foil side view (J79-0131-39)
PC BOARD NX-300(G)
Component side
Foil side
Layer 1Layer 2Layer 3Layer 4Layer 5Layer 6
Ref. No. Address
IC101 5K
IC102 5I
IC103 4K
IC104 3H
IC105 4L
IC106 8I
IC107 7I
IC108 7K
IC109 6G
IC401 5F
IC402 4F
IC403 7F
Ref. No. Address
IC404 9D
IC406 5C
IC407 5B
IC408 4C
IC409 3C
IC411 9F
IC412 4D
IC413 3D
IC414 9A
IC416 8A
IC417 6F
IC418 6F
Ref. No. Address
IC701 7Q
IC702 5R
IC703 7P
IC704 3P
IC705 9N
IC706 7N
IC707 3P
IC708 9Q
IC709 4R
IC710 6N
IC711 6S
IC712 6N
Ref. No. Address
IC713 4Q
IC714 5R
IC715 5P
IC716 5N
IC717 3F
Q101 3K
Q102 3K
Q103 3L
Q401 8D
Q402 8C
Q403 8D
Q404 9E
Ref. No. Address
Q405 3E
Q406 5E
Q407 4E
Q408 7C
Q409 7A
Q410 8A
Q411 8G
Q412 9D
Q413 9C
Q414 6C
Q415 6C
Q702 4R
Ref. No. Address
Q703 6R
Q704 7R
Q705 5O
Q706 5O
Q707 4N
D101 3L
D102 6G
D401 4M
D402 5M
D403 5M
D404 5M
D405 4B
Ref. No. Address
D406 4C
D407 9D
D408 7C
D409 3D
D410 4D
D411 7A
D412 8C
D413 7A
D414 6F
D415 7F
D416 9E
D417 5C
Ref. No. Address
D701 8R
D702 8R
D703 4O
D704 3O
D705 8R
D706 6O
D707 6O
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GDS
+
+
+
1
3 4
5
167
1213 18
19
25
1 345
16
34
1
12 13
24
1
4 5
8
134 5
1
4 5
8
1 346
+
GD
S
145 8
GD
S
1 345
14
85
+
G GD
DS
S
GG
D
DS
S
134 6
134 5
EB B
C C
1
3 4
5
L8
81
L882
L883
L8
87
/
R881
R882
R8
83
R8
84 R
88
5
CN881
C8
82 C883
C884
C885
C8
86
C891
D881
D882
R936
IC881
R600
CF701
R629
R633
R635C602
R641
R648
R651R652
R653
R654
R655
R657
R658
R659
C622
R660
C626
R664
C630
C631
R670
C636
F900
C640
C641
C646
C653
Q503
D604
D605 Q704
L504
Q902
Q904
Q905
IC404
R577
L901R500
R503
R505
R704
R705
R514
R901
C980
C693
R902R712
R906
R907
R908
R909
R523
R717
R527
R910
R913
R721
R530
R724
R531
R725
R532
R726
R533
R727CN900
R535
R537
R921
R922
R926
C504
R541
R735
C506
R738C509
R546
R547
C703
R958 R956
L598
L599
C512
C513
C561
C514
C515
R552
C902
C710
C711 C907
C713
C520
C717
C524
C529
R580
R755
R758
C913
C724
C727
R570
C534
C728
C729
C536
R573
C735
C542
C736
C543
C563
C555
C942
R951
C943
C945
C947
C948
C949
D501
C562
R795
C950
Q604
C951
Q607
C760
Q608
D700
D611
C955
C957
C766
D901
D902
C964
C967
IC503
IC504
C971
C972
C973
C974
C976
C600
TH600
C628
C637
Q504
L500
L503
R501
R504
R506
R703
R511
R512
R513
R515
R709R
957
R519
CN
500C
V
R520
R714
R522
R550
L530
R718
R719
CN
700R
SS
I
R529
R720
R722
R534
R536
R538
R539
C500
R574
C501
C502
C503
R955C505
R736
C508
R548
X500
C511
R586
C709
C517
C516
R554
C518
R555
C519
C521
C522
C523
C525
C526
C527
C553
C528
R581
R566
R567
C720
C533
C535
R572
R959
C987
C539
C541
C550
R583
C554
C759
R796
IC500
IC501
IC700
IC701
C792
R601
R602
R603
C601
R904
CN
701V
AG
CR
731
C900
C903
C722
C723
R763
R764
R792
R794
R797
R798
C761
Q610
IC502
IC702
R642
R645
R647
R649
R656
R661
C649
C651
IC600
L900
R916
R918
Q605
C977
R431
R432
Q900
Q901
R900
R903
R905
R911
R914
CN
901
R920
R923
R927
C904
R589
C906
R590
C908
C910
C912
C915
C917
C919
C925
C926
C928
C930
C932
C934
C936
C938
C940
C941
C946
C953
C956 C
958
D900
C961
C962
C963
C969
IC900
IC901
IC902
S1
R430
R925
R934
R928
C905
C914
C916
C918
C920
C922
C923
C927
C929
C931
C933
C935
C937
C939 C
966
1PTT
Side_GSide_1Side_2
GND
5
D505
J79-0431-09
1LE
D_G
LE
D_R
/SA
VE
/5T
CS
BC
TV
2T
V1
5R
CG
ND
GN
DG
ND
NC
+B
+B
NC
/PT
TS
ide_1
SD
O1
/PC
S_R
FA
PC
VC
O_M
OD
PLD
SC
K1
S_D
ET
NC
/EM
GIF
CI2
CC
KI2
CS
DA
/T_R
AS
SIS
TV
AG
CT
CX
O_M
OD
RS
SI
CV
NC+B
+B
NC
GN
DS
ide_G
W_/N
Sid
e_2
/DS
W/A
PC
SW
TH
P38M
GN
DG
ND
IF_D
ET
4950
2
+
S
R935
R502
C537
D608
C672
R669
R950
C937
R961
1
3 4
6
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4Component side view (J79-0431-09)
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4Component side view (J79-0431-09)
Component side
Foil side
Layer 1Layer 2Layer 3Layer 4Layer 5Layer 6
Ref. No. Address
IC404 10G
IC500 9B
IC501 7C
IC502 7E
IC503 5C
IC504 7H
IC600 4J
Ref. No. Address
IC700 8H
IC701 9E
IC702 7K
IC881 6O
IC900 4P
IC901 9O
IC902 5N
Ref. No. Address
Q503 6C
Q504 4B
Q604 6J
Q605 3I
Q607 4I
Q608 4J
Q610 5I
Ref. No. Address
Q704 6L
Q900 9P
Q901 7N
Q902 7M
Q904 9O
Q905 4N
D501 7C
Ref. No. Address
D505 4C
D604 7J
D605 6I
D608 5I
D611 8I
D700 6L
D881 7P
NX-300(G) PC BOARD PC BOARD NX-300(G)
Ref. No. Address
D902 5P
D901 5M
D900 8P
D882 7P
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
134 5
GG
D
DS
S
G
SG
D
GD
S
G
SG
D
3
51
4
D
S
G
D
GS
S
G
DS
G
DS
GD
S
GG
D
DS
S
R604
R605
R606
R557
D518
CF700
R612
R616
R617
R618
CN600
CN601
R622
C603
C604C605
R646
C803
C610
C804
C850R790
C611
C612
C807
C615
C617
C618
C621
R621
R619
C632C635
C642
C643C645
C648
C988
D600
C662
C663
C664
C665
Q703
IC703
C668C609
Q51
0
Q705
Q511
C671
L508
L703
L704
C714
R671
L705
R710/L902
L706
L707
L708
L518 L519
L710
C689
L711
L714
L521
L522
L716C780
L523
L717
C690
L524
C691
L721
L722
XF700
R912
R915
R917
C981
R728
R730
C813
L780
R737
R575
R739
C701
C704
R742
C706
C707R744
R747
R749R752R753
C719
R757R759
R760
R761
R773
R777
R769
C725
R768
R770
R771
R772
C737
C738
C705
R775
C739
C547
C545
R778
C548
R779
C741
C742
C743
R780
C744
C745
C746
R784
C748
R786
C556 C557
C750
C944
C751
C752
C753
R791
C758
Q60
0
C565
C566
C567
Q603C568
Q606
D702D703
D704
C765
D705
C573
C768
C575
C769
D515
D709
D710
D517
C578
L600
C579
L602
L604
C771
D711
C773
C581
C583
C580
L527
C576
C775
C776C778
C587
L610
L612
L614
L615
C782
C786
C788
C791
C796
C798
C802 C800
C801
C933
R800
C810
C811
L903
R665
R666
R667
C692
C849
C660
C989
C661
C666
L726
D606
C667
D607
C669
Q706
Q903
L709
L713
L715
L720/R
954
L723
CN
702B
PF
CN
902
R929
R740
R743
R745R
746R
748
C901
R750
R762
R774
R765
R781
R783
C747
R785
C749
R788
C754
C755
C756
R799
C952
C954
R931
D706
C767
C764
D708
C770
C965
C772
C774
C968
C777
C779
C970
L613
C975
C783
C784
C785
C789
IC903
C794
C795
C799
R620
R623
R624
R626
R627
R630
R631
R632R
634
R636
R639
R644
C613
R650
C614
C623
C625
C627
C629
C634
C639
C670
Q601
Q602
L603
L605
L606
L607L609
L611
R613
R610
R628
C619
D601
Q700
Q701
L701R
701
R702
R733
C700
C708
C712
C702C
715
C718
C814
C721
R571
C730
C732
C733
C734
C740
C790
R607
R608
C607
Q508 Q
509
Q507
Q512
L509
L514
L515L516
L517
L520
L525
L526
L528R558
R559
R564
R561
R560
R562
R563
R565
R576
C546
R599
D506
D507
C570
D510
C571
D511
C574
D514
D516
C577
D519
C582
C584
C572
C585
C586
C588
J79-0431-09
+
S
D G
C809
L725
C647
C992
C716
C889
C888
C887
L886
L885
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4Foil side view (J79-0431-09)
TX-RX UNIT (X57-8960-XX) -14: K,K3 -15: K2,K4Foil side view (J79-0431-09)
Component side
Foil side
Layer 1Layer 2Layer 3Layer 4Layer 5Layer 6
Ref. No. Address
IC703 8H
IC903 7D
Q507 7Q
Q508 5P
Q509 5Q
Q510 7R
Q511 6R
Ref. No. Address
Q512 6P
Q600 7P
Q601 7N
Q602 6N
Q603 4N
Q606 4L
Q700 9R
Ref. No. Address
Q701 10O
Q703 9K
Q705 10F
Q706 10E
Q903 8D
D506 3P
D507 3Q
Ref. No. Address
D510 4Q
D511 4S
D514 4P
D515 4P
D516 4R
D517 4R
D518 7Q
Ref. No. Address
D519 4R
D600 7M
D601 8O
D606 5H
D607 5G
D702 10I
D703 10I
Ref. No. Address
D704 10H
D705 10E
D706 8E
D708 8E
D709 6G
D710 7E
D711 6F
NX-300(G) PC BOARD PC BOARD NX-300(G)
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
SUB (GPS) UNIT (X58-5240-10) Component side view (J79-0432-09)
SUB (GPS) UNIT (X58-5240-10) Foil side view (J79-0432-09)
Ref. No. Address
IC1 4F
IC2 10F
Ref. No. Address
IC4 9F
D2 10H
NX-300(G) PC BOARD
C20
C21C22
C9
D2
CN10
CN11
L3
IC2
IC4
R10
R11
R17
R4
R9
C10C11
C16
C17
C18
C19
C1
C2
C3 C4
C5
C8
L1
L2
IC1
R1
3R
6
R7CN5
J79-0432-09
J79-0432-09
1
4
8
5
1
4
3
5
1
1
1213
24
2526
TXD2
TXDRXD
DG
AG
AG
5C
OPT5
5C
RXDBCK
BATTERY+SIDE UP
+
_
4.92V
-9.74V 9.5mV
3.282V
3.28V
3.28V
-7.13V
1.5V 3.82V
3.82V
3.31V
3.82V
7.5V4.99V
7.55V
6.05V
7.49V
7.49V
3.32V
3.32V
2.98V3.24V
7.49V
R : 5.14V
5V
3.32V
7.46V
3.32V
3.284V
A
A
A
AA AA
A
A
A
A
A
A
A
A
A
A A
A
A
A
A
A
A
A
A
R121
100k
R102
B30-
2337
-05
KTC4075E(Y,GR)Q2
2SA1362-F(GR)Q1
SSM3K15TE(F)
L708
DA
2S10
1D
11
Q3
150
R402
150
1uC11
470p
C12
330
R16
0
R17
0
R15
4.7k
R14
D4
D3
C10
0.1u
R404
D8
D7
LCD BACKLIGHT
12KEY BACKLIGHT
* R40
5* D
10* D
9
* D5
* D6
* R40
3
* C10
8
A
* C11
4
4.7k
* R10
6
A
*Q103
* D10
1 *Q102
*Q101
*C115
*R114 *R117
*R112
* D2
* D1
* R40
1
* R10
8
Side
_G
S13
6_KE
YO2
S10
98
S7
7
S4
6_KE
YO1
6_KE
YO0
S6
54
S3 S9
6
S12
0
S5
21
S2 S8
3
S11
Side
_2Si
de_1
6_/K
EYI1
6_/K
EYI0
470
R414
470
R415
470
R416
470
R144
470
R418
D40
11S
S388
F
1SS3
88F
D40
2
1SS3
88F
D40
3
1SS3
88F
D40
4
R417 0
R410 470
R411 470
R412 470
R413 470
/KEYI4
/KEYI3
/KEYI2
/KEYI1
/KEYI0
KEYO3
KEYO2
KEYO1
KEYO0
BLC
5 12347 69 81012 111620 19 18 17 15 14 13
CN701
R711 R7
13
R714
R715
R712R7
10
R701
R702
R703
R704
R705
R706
R707
R709
BFSR
2
BDR2
/SCS
S
BCLK
R2
BDX2
BCLK
X2INT3
RXD
0
SCTX
D
0
R716
PTT2
CN70
2
PTT1
CN70
3
CN70
4RS
SI
CN70
5D
OW
N
CN70
6G
ND
CN70
8RX
D
CN70
7TX
D
R115
10
0k
R118
47
k
R111
10
0k
R113
10
0k
R116
47
k
B12
B13
C11
C12
C13
D11
D12
D13
E10
E11
E12
E13
F10
F11
F12
F13
G10
G11
G13
G12
H13
H12
H11
H10
J13
J12
J11
J10
K13
K12
K11
K10
L13
L12
M13
N13
M12
N12
L11
M11
N11
L10
M10
N10
K9
L9
M9
N9
K8
L8
M8
N8
K7
L7
N7
M7
N6
M6
L6
K6
N5
M5
L5
K5
N4
M4
L4
K4
N3
M3
N2
N1
A1
B1 C2 C1 D4
D3
D2 D1
E4 E3 E2 E1 F4 F3 F2 F1 G2 G1
G3
G4 H1
H2
H3
H4 J1 J2 J3 J4 K1 K2 K3 L1 L2 L3 M1
M2
A13
A12
B11
A11
D10
C10
B10
A10
D9
C9
B9
A9
D8
C8
B8
A8
B7
A7
C7
D7
A6
B6
C6
D6
A5
B5
C5
D5
A4
B4
C4
A3
B3
C3
A2
B2
A18
A17
DVS
S4 A16 D
5
D4
D3
D2 D1
D0
RS
X2_C
LKIN X1
HD
3
CLKo
UT
DVS
S3
HPI
ENA
CVD
D3
CVSS
5
TMS
TCK
TRST TD
I
TDo
EMU
1 oF
F
EMU
0
ToU
T
HD
2
HPI
16
CLKM
D3
CLKM
D2
CLKM
D1
DVS
S2
DVD
D3
BDX1
BFSX
1
DVSS7
BCLKX1
CVSS8
HD1
CVDD5
INT3
INT2
INT1
INT0
NMI
HBIL
IACK
BDX2
BDX0
HD0
DVSS6
DVDD4
HRDY
BFSX2
BFSX0
CVDD4
HINT
CVSS7
BCLKX2
BCLKX0
BDR2
HCNTL1
BDR0
BFSR2
BFSR0
BCLKR2
BCLKR0
DVSS5
HCNTL0
BCLKR1
CVSS6
CVSS
1
A22
CVSS
2
DVD
D1
A10
HD
7
A11
A12
A13
A14
A15
CVD
D1
HA
S
DVS
S1
CVSS
3
CVD
D2
HCS
HR_
W
REA
DY
PS DS
IS R_W
MST
RB
IoST
RB
MSC
XF HoL
DA
IAQ
HoL
D
BIo
MP_
MC
DVD
D2
CVSS
4
BDR1
BFSR
1
A19
A20
CVSS9
DVDD5
D6
D7
D8
D9
D10
D11
D12
HD4
D13
D14
D15
HD5
CVDD6
CVSS10
HDS1
DVSS8
HDS2
DVDD6
A0
A1
A2
A3
HD6
A4
A5
A6
A7
A8
A9
CVDD7
A21
DVSS9
1000
p
100k
R107
1k
R103
0.1u
C117
L711
0.1u
C113
D
D6
CN102
D7
D8
D9
D10
D11
D12
D13
D14
D15
D5
D4
D3
D2 D1
D0
A17A16
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
CN101
/RD
/HDS2
0.1u
C101
0.1u
C102
470k
R101
0.1u
C103
0.1u
C104
470k
C109
0.1u
C107
0.1u
C111
0.1u
C112
100k
R110
100k
R119
100k
R122
100k
R123
0.1u
C116
100k
R105A
10 A11
A12 A13
A14 A15
/WR
/CS3
DSP
R141 100k
R142 100k
R143 100k
R145 100k
R146 100k
R147 100k
R193 100k
R194 100k
L712
R126 100
R127 0
R128 0
C119 1u
R135 100k
R136 100k
R137 100k
R129 100
R130 100
R131 100
C120 0.1u
R150 1k
100k
R139
0
R140100k
R132
C121 0.1u
BCLKR2
/MCCSAF
MCDOAF
/MCCSRCN
BFSR2
MCDOCN
BDR2
BCLKX2
/MCCSXCN
MCDICN
BDX2
INT3
MCSCKAF
FSDET
/DINT
/SYMTIM
/DWUP
/HRD
Y
MCDIAFF6 F5 F4 F3 F2 F1 E6 E5 E4 E3 E2 E1
D6
D5
D4
D3
D2
D1
C6
C5
C4
C3
C2
C1
A1
A2 A3
A4 A5
A6 B1 B2 B3 B4 B5 B6
G1
G2
G3
G4
G5
G6
H1
H2
H3
H4
H5
H6
NC
DQ
14
DQ
12
DQ
10
DQ
8
CE A16
DQ
7
DQ
5
DQ
2
DQ
0 A0
A15
A11
A19
A20
A5
A1
A14
A10
A21
A18
A6
A2
A3
A7
RY/B
Y
WE
A9
A13
A4
A17
WP/
ACC
RESE
T
A8
A12
oE
DQ9
DQ11
VCC
DQ13
DQ15
VSS1
DQ1
DQ3
DQ4
DQ6
VSS2
IC101
FLASH MEMORY
D9
D11
D13
D15
D1
D3
D4
D6
C105
0.01u
1000
p
C110
C106
1u
D
D14
D12
D10 D8
D7
D5
D2
D0
A2
A6
A18
A10
A14
A1
A5
A20
A19
A11
A15
A0
A16
/RD
/CS0
CN10
3
A3
A7 A9
A13 A4
A17 A8
A12
/FRS
T
/WP
/WR
L717
SRAM
IC103
G3
G2
G1
F6 F4 F3 F1 E6 E1
D6
D1
C6
C4
C3
C1
B6
B5
B4
A1
A2 A3
A4 A5
A6 B1 B2 B3
G4
G5
G6
H1
H2
H3
H4
H5
H6
CE oE
DQ
7
DQ
2
NC3
NC2
DQ
6
VSS2
VCC2 VCC1
VSS1
DQ1
A5
NC1
DQ5
DQ0
A7
A4
A0
A1
CE2
A3
A6
A8
DQ
4
A2
WE
A16
A15
DQ3
A9
A10
A11
A12
A13
A14
470k
R120
1u
C118
L710
A14
A13
A12
A11
A10
A9
A15
A16
A0 A1
A3
A6
A8
A2
A5
A7
A4
D0
D5
D4
D1
D6
D2
D7
/RD
/CS2D
3
/WR
INA
INB
GND
1
2
3
VCC
oUTY
5
4
IC104TC7SH08FU-F
100k
R133
L709
150
R148
0.01u
C123
VSS5 6
INTRA
4INTRB
CLKC7
3SDA
OSCOUT8
2SCL OSCIN
9
132KOUT VDD
10
RV5C386AIC106
X101
I2CC
KI2
CSD
A
RTC
0.1u
C159 47k
R138
VoUT
CD
4
3
VIN
VSS
1
2
XC6109C29AN-GIC105
0
R1490.01
u
C124
0.01u
C122
RESET
20V5
19V4
18V3
17V2
16V1
15VD
D
14VS
S
13VD
D
12D
7
11D
6
10D
5
9D
4
8
D0
7
D3
6
D2
5
D1
4/W
R
3A
0
2/R
ES
1/C
S
CN1
LCD
11
12
13
14
15
16
17
18
19
20
B8
B7
B6
B5
B4
B3
B2
B1
oE
VCC
10
9
8
7
6
5
4
3
2
1
GND
A8
A7
A6
A5
A4
A3
A2
A1
DIR
IC401TC74LCX245FK
VCC
6
G
B1
8
7
B25
3
1
2
DIR
A1
A2
4GND
TC7WZ245FK-FIC402
D
D
D
L707
10k
R407
10k
R408
0.1u
C402
0
R406
100k
R11
220p
C40
D7
D6
D5
D4
D3
D2
D1
D0
0.1u
C401
C5
1u
C6
1u
C1
0.1u
C2
1u
C3
1u
C4
1u
0.1uC7
R12
10k
R10
10k
R6
10k
R7
10k
R8
10k
R9
10k
R4
10k
R5
10k
/LCDRST
/CS4
/WR100k -t°
TH1
2.2u16+
C403
2.2u
16C4
04
+
+
C4052.2u16
0.1uC8
1000
p
C407
1000
p
C408
47
R409
12k
R3
100k
R21MR1
1uC4
06
IC403LM2682MMX
IC1NJM2130F3-ZB
1
2
3
4
C1-
C2+
C2-
VoUT
8
7
6
5
NC
C1+
VIN
GND
4
V+
OUT
5
3
+IN
V-
-IN
1
2
4
XTN6
5Q
VDD
1
2
3
INHN
XT
VSS
IC107SM5023CNDH-G
D
D
100k
R166
C134
1kR165
0.01u
C130
470k
R162
22
R159
L713
VCC4 1
VC
18.432MHz
oUTPUT3 2
GNDD
D
0.01
u
GN
D3
oUTY
4
INA
TC7SH08FU-F
1 2IN
BVC
C5
IC109
D
0.01
u
C158
L705
D5
J4 F3 T1 N4
T17
T16
R13
F15
C18
C16
D6
D4
B16
C5 C3 A3
V2 V1 U2
U1
V18
V17
U18
U17
B18
B17
A18
A17
B2 B1 A2
A1
E6 L1 K5 J5 H5
G5
F5 E5 U3
M1
L3 K4 T3 H4
G4
F4 V16
E4 D3
U16
C17
T2 C4 A5
B3 P7 P8 P12
P13
K14
J14
E12
E11
E10
L5
P6
P11
L14
H14
E13
E7
M5
N5
P9
P10
N14
M14
G14
F14
E9
E8
B5
C6
B6
A6
U8
R8
R7
T7
V10
U9
V9
T9
C11
D12
C12
R5
R6
R2
P3
P2
M4
R1
N3
N2
P1
L4
M2
M3
N1
D8
D7
C7
D10
C8
D9
B7
C9
B8
A7
B10
B9
D11
A8
R3
R14 A9
C10 V4 U5 T6 V5 U4 T4 V6 U7 T8 V7 U6 T5 G3 H1
H2
H3 J1 J2 J3 K1 K2 K3 L2 T10 R9 V11
U10 T1
1
V12
U11
T12
V13
U12 V8
R12
R11
T13
U14 U13
H17 E1
6
P18
R17
G18 L1
7
N16 L1
5 V3 C2 F1 F2 E1 G2 G1
D2
E2 E3 D1
R10R4 P4
A4
B4
A10
A12
B11
A11
H18
J18
K18
L18
M18
N18
J17
K17
M17
N17
P17
K16
L16
M16
P16
J15
K15
M15
N15
P15
J16
H15
G17
H16
G15
F18
F17
G16
E18
E17
F16
D18
D17
B15
D16
C15
D15
E15
A15
A16
B14
C14
A13
D13
C13
B13
A14
B12
D14
R18
T18
R16
R15
U15
T15
V15
V14
T14
IFIR
MIC
IR
AD
C1
NC3
0
NC2
9
NC2
8
NC2
7
NC2
6
NC2
5
NC2
4
NC2
3
NC2
2
NC2
1
NC2
0
NC1
9
NC1
8
NC1
7
NC1
6
NC1
5
NC1
4
NC1
3
NC1
2
NC1
1
NC1
0
NC9
NC8
NC7
NC6
NC5
NC4
NC3
NC2 NC1
AGN
D9
AGN
D8
AGN
D7
AGN
D6
AGN
D5
AGN
D4
AGN
D3
AGN
D2
NC3
4
AVCC
10
AVCC
9
AVCC
8
NC3
5
AVCC
6
AVCC
5
AVCC
4
NC3
6
AVCC
2
AVCC
1
DG
ND
15
DG
ND
14
DG
ND
13
DG
ND
12
DG
ND
11
DG
ND
10
DG
ND
9
DG
ND
8
DG
ND
7
DG
ND
6
DG
ND
5
DG
ND
4 DGND3
DGND2
DGND1
DVDIo7
DVDIo6
DVDIo5
DVDIo4
DVDIo3
DVDIo2
DVDIo1
DVDD10
DVDD9
DVDD8
DVDD7
DVDD6
DVDD5
DVDD4
DVDD3
DVDD2
DVDD1
GPIo11
GPIo10
GPIo9
GPIo8
GPIo7
GPIo6
GPIo5
GPIo4
GPIo3
GPIo2
GPIo1
GPIo0
SIMRST
SIMCK
SIMDT
SYMTIM
FSDET
TXRVE
TRAMP
TMoD
PSTPA
PSTIF
PSTPLL
RXRVE
RXSLT
PSRRF
PSRIF
PSRPLL
RSSIT
VFRM
VoINT
MCo2
MCCS2
MCCK2
MCCR1
MCCX1
MCo1
MCI1
MCCK1
MCCS0
MCo0
MCI0
MCCK0
AGCDACRXD
3
SCK
SDT
SPCK
0
SPI0
SPo0
SPCS
00
SPCS
01
SPCS
02
SPCK
1
SPI1
SPo1
SPCS
10
SPCS
11
SPCS
12
AD
C4
AD
C5
AD
C6
AD
C7
AD
C8
AD
C9
MIC
VR
SPD
AC
MIC
AD
C0
MoD
DAC
MIC
AD
C1
KEYI
0
KEYI
1
KEYI
2
KEYI
3
KEYI
4
KEYo
0
KEYo
1
KEYo
2
KEYo
3
KEYo
4
PWM
1
PWM
2
TI TDI
TMS
TDo
TCK
TRST
RTCK
BSCA
N0
BSCA
N1
RST
RSTo
TEST
0
TEST
1
TEST
2
TEST
3
BooT
SQD
AC
AD
C0
DAC
0
IFR
AD
C3
AD
C2
FCD
AD
C
IFA
DCP
IFA
DCN
IFVR
XTALI
XTALo
32I
DSPCK
CKo
USRCKI
ADD0
ADD1
ADD2
ADD3
ADD4
ADD5
ADD6
ADD7
ADD8
ADD9
ADD10
ADD11
ADD12
ADD13
ADD14
ADD15
ADD16
ADD17
ADD18
ADD19
ADD20
ADD21
DT0
DT1
DT2
DT3
DT4
DT5
DT6
DT7
DT8
DT9
DT10
DT11
DT12
DT13
DT14
DT15
WRITE
READ
BHE
BLE
CS4
CS3
CS2
CS1
CS0
HRADY
HDS2
TXD0
RXD0
RTS0
CTS0
TXD1
RXD1
TXD2
RXD2
TXD3
A
D
CN104
22
R158
/RINT
32K
A20
A19
A18
A17
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
CN106
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
/WR
/RD
/CS4
/CS3
/CS2
/CS0
/HRDY
/HDS2
CN105
TXD0
RXD0
RTS0
CTS0
AMT
/OINT
RXD2
26P_TD
LED_G
LED_R
100k
R154
R155 47k
R156 4.7k
R157 4.7k
R160
R161
I2CS
DA
I2CC
K
R153
100k
I2CSDAI2CCK
RXD
3
SCK0
TON
ESW
SDO
0
/EVC
S
STSW/W
P SCK1
SDO
1
/FLD
MCN
11
For B
oot 0
R419
W_/
N
CV S_D
ETC1
60
6800
p
R163
10
0k
VOX
VOL
BATT
C131
0.
1u
C133
10
u6.3
+RX
AF
MIC
MO
D
PFKE
Y
A
NC
/KEY
I0
/KEY
I1
/KEY
I2
/KEY
I3
/KEY
I4
/KEY
O0
/KEY
O1
/KEY
O2
/KEY
O3
BEEP
TON
E
32K
1k
R167
1000
p
C135
0R1
68
/FRS
T
D
D
ASQ
APC
RSSI
VAG
C
THP
ASS
IST
10u6
.3C1
42 +
0.1u
C140
100k
R463 3p
C428
18k
R470
A A
10k
R170
6800
p
C161
MCSCKAF
MCDIAF
MCDOAF
/MCCSAF
MCSCKCN
MCDICN
MCDOCN
/MCCSXCN
/MCCSRCN
100p
C141
R172 0
D
0
R173
470k
R191
470k
R182
R187
R180
100
k
R183
100
k
R185
1M
D
/SCSW
D
/UDET
/EMG
PLDPLD
/DINT
/DWUP
/DRST
/LCDRST
D
IFC
5RC
T_/R/SAVE
0
R171
MM
/APCSW
DSW
/5TC
100k
R189
47k
R184
47k
R186
47k
R188
FSDET
/SYMTIM1k
R190
1000
p
C156
1000
p
C157
1k
R192/MNDNU
ENC1
ENC2
ENC3
ENC4
C149
0.0
1u
C148
0.
1u
C144
1u
C143
0.
01u
C145
0.
1u
C146
0.
1u
C147
0.
1u
C154
0.
1u
C150
1u
C151
0.
1u
C152
0.
1u
C153
0.
1u
C155
0.
1u
DSR
5UC
EXAMT
INAMT
DD
D
D
D
100k
R174
R175 100k
R176 100k
R177 100k
R178 100k
R181 100k
1k
C136
0.
01u
C137
1u
C138
0.
1u
C139
0.
1u
L714
L715
L716
2.2k
R501
L403
1CN403
2
3
4
5
6
7
8
9
10
C459
470p
2.2k
R506
1k
R5091k
R510
1k
R508
1k
R507
1k
R504
VOL
ENC3
ENC4
ENC1
ENC2
A
470p
470p
C463
C457
470p
A A
C462
470p
C455
A
A
C456
470p
470p
6800p
C460
C461
7
8
9
6
5
4
1
2
3
CHANNEL SELECTORS1
POWER SW/AF VOLVR1
L101
L102
D
IC108
12 11 10 9 8 7 6 5 4 3 2 1
VIN
4
VoU
T4
VoU
T3
VIN
3 DI
CLK LD
VDD
VIN
2
VoU
T2
VoU
T1
VIN
1
13 14 15 16 17 18 19 20 21 22 23 24
VIN
5
VoU
T5
VoU
T6
VIN
6
D0
VDA
REF
RESE
T
GN
D
VIN
7
VoU
T7
VoU
T8
VIN
8
M62364FP-FIC703
R752
10
0
R756
10
0
R759
10
0
R427
0
R428
0
0R4
29
0
R740
SDO
0
SCK0
/EVC
S
VCO
_MO
D
TV1
TV2
TCXO
_MO
D
1000
p
C738
C740
10
00p
C743
1u
SB1
+B
EN2
EN1
EN4
AGND
EN3
VOL
VOL_GND
33A
BL_S
B
33M
A0
D
D
D
33M33M
32K
/RINT
32K
MCS
CKCN
33M
5A
SB2
31BU
33M
31BU 33
M
15M
0 0
0
0
0000000000
BFSX
2
BER
DAT
A
BER_
CLK
BER_EN
5RC
/PTT/PTT
RSSI
/DRS
T
33M
SCTA
MI
MA
N
ASQDETAUD_IREFC
AD12_IREFF
/MNDNU
33A-133A-1 33A-1 33A-1
33M
33MAS33MAS33MAS33MAS
33A
15M
RXD
TXD
00
BLC
/PSW
/BINT
SBC
+B
SB1
33A
BATT
BATT
33A
33M
/PCS
_RF
KDR720F-P
D102
LCONT
LCONT
LCONTLCONT
RESET RESETRESET RESET
RESET RESET
LCONT LCONT
5RC 5RC
BCLKR0BCLKR0
BCLKX0 BCLKX0
HD0 HD0
HD2HD2
X2_CLKIN X2_CLKIN
HD2HD2 HD2 HD2
GPIo7 GPIo7 GPIo7 GPIo7
18
2324
IFADCN
IFADCN IFADCN
LCD CONTRAST
DOUBLINGVOLTAGE
INVERTER
BUS SW
IC401,402
12KEY BACKLIGHT SW
LCD BACKLIGHT SW
D11,Q1-3
D101,Q101-103
BUFFER
2 INPUTAND GATE
ASIC
AND GATE2 INPUT
REVERSECURRENTPREVENTION
CONVERTERD/A
12KEYCONTROL
D401-404
D
D
VOL SW/ENC
3276
8Hz
X102
X53-4590-XX-10-11 SSM3K15TE(F) 2SA1832(GR)F
D101D1NONOK,K2
DA2S101B30-2337-05K3,K4
Q103NO
Q102NO
KTC4075E(Y,GR)
Q101NO NO
R117
0NO
R114
330NO
R112
0NO
R108
470k
R106NO4.7k
C115NO
470p
C114NO1u
NOC108
0.1uNO
R401
1.5k
R403 R405NO1.5k
NO1.5kB30-2337-05
NOD2
B30-2337-05NOD5
B30-2337-05NOD6
B30-2337-05NOD9
B30-2337-05NOD10
33A-133A-1
SPCS10 SPCS10 SPCS10 SPCS10
BLC BLC
C41
100p
C812
1u
IC102
33MDSP33MDSP
CONTROL UNIT (X53-4590-XX)
6
5
5
5
5
5
5
5
5
5 5 5
5 5
5
5
6
6
6
6
6
6
6
6
6 6 6 6
6
6 6
6
6
6
77
7
7
7
7
7
7
7
7
7 77 7
7
7
7 7 7 77
7
58 8
8
88 8
8
8 8 8
8
9
9
9
9 9 9 9
9
9 9 9 9 9 9 99
11 11
11
11
11
11
11 11 11 11 11 11
11
12
12
12
12 12
12
12 12 12 12 12 12
12
12
1313 13 13
13
13 13 13 13 13 13 13 13
1414
14
14
14
14 1414 14 14
14
14
14
14
15 1515
15
15
15
15 15 15
15
15
15
15
15 15
1616
16
16 16 16 16 1616
16
16
14
14
17 171717
17
17
17
17
17
18 1818
18
18
18
18 18 18 18
18
19
19
19
19
20
20
21
21
21
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
AA A
A
A
A
A
A
A
A
A
A
A
A
A AA
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A A
A A
A
A
R437
470
L701
R748
10k
*R848
*R849
DI
GND
PCA9535BSIC701
18 17 16 15 14 13
12
11
10
9
8
7
1 2 3 4 5 6
19
20
21
22
23
24
A0
P17
P16
P15
P14
P13
P12
P11
P10
GND
P07
P06
P00
P01
P02
P03
P04
P05
SCL
SDA
VCC
INT
A1
A2A
100k
R717
L706
470
R730
1MR723
R724
10
0k
R726
10
0k
0.1u
C701
R728 1MR727 1M R732
R731
1MR729 1M 1M
OPT1OPT2OPT3OPT4OPT5OPT6
OPT7
OPT8
OPT11
26P_TD
26P_RDR719
10
0k
R718
10
0k
R721
10
0k
R720
10
0k
R722
10
0k
I2SDA
I2CCK
26P_
TDRX
D2
426P_TD
1OPT1
2
326P_RD
OPT3
9DGND
5
6
NC
OPT4
7
8
OPT10
OPT5
11
10AGND
AI
13
12
5V
AO
16
15
14
OPT9
AGND
DTI
17
18OPT11
OPT8
21
RXEO
20
19OPT7
OPT2
23
22
TXO
TXI
26
OPT6
24
25
RXEI
POW
CN710
OPT6
OPT7
OPT2
OPT8
OPT11
OPT5
OPT4
26P_TD
26P_RD
OPT3
OPT1
OPT6
TXI
RXEI
DTI
OPT9
CN709
A
OPT10
RXEO
TXO
AO
AI
C703
4.7u
F701
A
L702
10R725
470p
C805
IC406XC6204B332M-G
C411
1u
4
5
NC
VOUT
C468
0.1u
C414
A
3
2
1
CE
VSS
VINL704
R549
47k
1SS388F
D417
1u
LT1616ES6-PBF
GN
D
BooS
T2 3
FB
1SW VI
N
SHD
N
6 5 4
IC407
HRB
0502
AD
406
22u
L401
D40
5
1SS3
88F
C415
10u
68k
33k
R425
0.01
u
C418
470k
R431
4.7u
L402
C416+
10u1
0
R424
C417
220p
C419
1
VIN
VoU
T
CE32
NC
VSS
5 4
XC6209B502P-GIC708
KDS1
21-P
D70
1
1u
C742
470k
R791
1uC751
0
R432
SSM6N16FE-FQ402
100k
R438
100k
R439
470k
R452
470k
R456
R435
R436
100k
100kSSM6N16FE-F
Q401A
470k
R451 470k
R454
DA
2S10
1
D40
7
2SJ648-AQ403
Q404SSM3K15TE(F)
SB2
6800
p
C421
470k
R450
150k
R445
560k
R444
10k
R448
470k
R449
BATT
Q408EMD12
D408KDS121-P
KDS121-PD412
Q4132SA1955A-F
Q412SSM3K15TE(F)
Q4092SA1955A-F
Q410SSM3K15TE(F)
D41
3
1SS3
88F
D411
KDR720F-P
470k
R492
10u
C431
10u
C433
1k
R479
10k
R485
1u
C448
10k
R461
100k
R466
10k
R465 470k
R469
470k
R481
3.3k
R473
0
R493
470p
C442
CN40
1
NC
VIN
32
4VS
SVo
UT
1IC414XC61CC5602N-G
BATT INT
16
23
VIN
VoU
T4 5
VSS
VIN
2
NC
oN/o
FF
S-812C31BPI-GIC416
1u
C454
CN402POWER SUPPLY
EMD12Q414
A
Q415EMD12
A
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
R511 1k
R512 100
R513 1k
R514 1k
R515 1k
R516 100
R517 1k
R518 100
R519 1k
R520 1k
R521 1k
R522 1k
R523 1k
R524 1k
R525 1k
R526 1k
R527 1k
R528 1k
TCXO_MOD
5RC
VAGC
TV1
ASSIST
TV2
T_/R
I2CSDA
/5TC
I2CCK
/SAVE
IFC
LED_R
/EMG
LED_G
RSSI
CV
1000p
C465
6800p
C466
AR529 100
R530 100
R531 100
R532 1k
R533 100
R534 100
R535 100
R536 1k
R537 1k
R538 1k
R539 1k
R540 1k
R541 100
R550 0
R543 100
R544 1k
R545
/PTT
VCO_MOD
Side_G
Side_1
Side_2
W_/N
SDO1
/PCS_RF
DSW
/APCSW
THP
PLD
SCK1
S_DET
A
CN404
470k
R741
10k
R743
82k
R739
680p
C716
27p
C707
1000p
C734
15k
R771
33k
R778
47p
C804
6.8k
R785
1kR790
ASQAPC
ASQDET
PLD
OPT10
TC75W51FK(F)IC702
0.1uC723
68p
C706
0
R850
82k
R736
3300p
C713
1000
p
C803IN
+B
IN-B
oUTB
VDD
5 7 86VS
S4
IN+A
IN-A
oUTA
2 13
TC75W51FK(F)IC711
3 12
oUTA
IN-A
IN+A
IN-B
oUTB
VDD
4VS
SIN
+B6 875
R798 100k
10k
R803
C752 100p
C753 100p 330k
R799
0 01
u
C760
C755 47p
ASQ DET
SSM3K15TE(F)Q703
Q704KTC4075E(Y,GR)
0.01
u
C802
0.22u
C771
1000
p
C768
0.1u
C765
470
R808
1000pC764
330k
R809
3.3k
R810
D705KDR731
DA2S101
D702
10k
R819
39kR824
-t°
100k
TH70
1R821
10
0k
C780
0.
22u
180k
330k
R827
R826
2SB798AZ(DLDKQ406
KRC660U-PQ407
Q405SSM6N16FE-F
D409
DA2S101
D410DA2S101
15k
R441
470k
R443
1k
R442
100k
R447
100k
R457
R462
1k
R459
0.1u
C425
0.1u
C429
22k
R472
0
R471
33k
R474
0.056u
C437
0.056u
C438
22k
R484
C440 0.1u
22k
R489
22k
R490
1k
TPA6201A1DRBRIC413
1
2
3
4
SHUTDoWN
BYPASS
IN+
IN-
8
7
6
5
Vo-
GND
VDD
Vo+
R496 100k
C445 1u
C449
100k
R495
1000
p
SHUTDoWN
BYPASSC439 0.1u
0.056u
0.056u
C436
C435
1
4
3
2
22k
22k
R488
R487
Vo-
Vo+
VDD
GND
IN-
IN+
100k
R494
8
5
6
7
TPA6201A1DRBRIC412
A
R497 100k
1000
p
C447 1u
C450
R475
0.1u
C430
33k
IC408TC75S51FE( F)
IN+
IN-
VSS2
3
1VDD
oUT
5
4
8 7 6 5
VCC
CoN
T1
oUT_
IN2
IN_o
UT2
1 2 3 4
IN_o
UT1
oUT_
IN1
CoN
T2
GN
D
IC409TC7W66FK-F
0.01
u
C420
0
R433
1k
R455
0.1u
C424
100k
R458
100k
R45339
kR4
34
R446 270k
C422 10p
100k
R467
1k
R460
0.01
u
C427
SP DRIVE
D18
HZC
6.8-
ED
19
R20 1k
R21 1.2k
R22 1k
R23 1k
R25 1.2k
R24 1k
R26 1k
L1
L2
100p
C16
100P
C17
470p
C13
470p
C14
0
R40
14CN23
13
12
11
10
9
8
7
6
5
4
3
2
1
6_/KEYI0
BL_SB
6_KEYO1
6_KEYO0
6_KEYO2
6_/KEYI1
A
CN22 CN24
MIC
SP
6KEY
/PCS_RF
IF_DETNC
GND
S_DET
GND
SCK1
38M
PLD
THP
VCO_MOD
/APCSW
APC
/DSW
LED_R
PGND
NC
Side_2
SDO1
W_/N
Side_1
Side_G
/PTT
AGND
NC
+B
+B
+B
+B
NC
NC
AGND
CV
RSSI
PGND
TCXO_MOD
5RC
VAGC
TV1
ASSIST
TV2
/T_R
SBC
I2CSDA
/5TC
I2CCK
/SAVE
IFC
LED_G
/EMG
6_/KEYI0
BL_SB
6_KEYO1
6_KEYO0
6_KEYO2
BL_SB
6_/KEYI1
SP-
SP-
SP+
SP+
EMC
ME
AGND
oUT
VDD
TC75S51FE(F)
1
3
2VSS
IN-
IN+
IC704
4
5
A GND
TC7W53FK(F)IC707
5 4
VCC
CH0
CH1
8
7
6
CoMMoN
INH
VEE
1
2
3
0
R426
1200
p
C714
1u
C709
56k
R738
56k
R746
0.1u
C711
0.1u
C715
68k
R753 180p
C725
0
R766
0.1u
C726
47k
R7770.01u
C745
1k
R793
47k
R735
C712
330k
R765
0.1u
C727
C724
10k
R750
560k
R754
A
0.01
u
A
6.8k
R745
A
0.01
u
A
BEEP
RXEI
RXEO
RXAF
/SCSW
AMT
5
7
8
6IN+B VSS
4
IC713TC75W51FK(F)
VDD
oUTB
IN-B IN+A
IN-A
oUTA
2
1
310pC761
470k
R802 0
R804
470k
R800
0.1u
C756
100k
R815
1u
C778
100k
R818
0.01u
C779
1000p
C777RXAF SMF
RF AF SW
A:VREF/B:RX SUM
IC709TC7W53FK(F)
VCC1
CoMMoN
CH0
CH1
A
8
7
6
5GND
VEE
INH
4
3
2
SSM3K15TE(F)A
Q702
0.1u
C705
4.7k
R749
0.01u
C746
47k
R779
220k
R768
330k
330k
R770
0.01u
C732
0.01u
100k
R755
0.01u
C722
10k
R758
0.01
u
C717
10k
R742
15k
C710
47k
R733
0.1u
0.01u
C720
TONE
TONESW
STSW
OPT6
AO
AI
OPT9
C704 R769C731
0.01
u
R737
A1k
R797
47k
R805
47k
R806
82k
R811
1k
R807
560k
R814
0.01
u
C763
VGS REC SEL
SIDETONE MUTE
1VC
CCo
MM
oN
234
INH
VEE
GN
D5 6 7 8
A CH1
CH0
IC714TC7W53FK(F)
VoU
T
VIN
NJM
2880
U10
5ZB
1 32G
ND
NoI
SEBY
PASS
CoN
TRoL
IC41
1
45
KDR720F-P
D12
D14
KDR7
20F-
P
KDR7
20F-
P
D15
KDR7
20F-
P
D13
KDR7
20F-
P
D16
2
IC41
5TC
7SET
08FU
-F
INB
15
VCC
GN
D
INA
34
oUTY
KDR720F-P
D414
KDR7
20F-
P
D41
5
Y2Y1
TC7W
H12
6FK
IC41
7
A1
G1
321VC
C G2
4A
2G
ND
8 7 6 5
10k
R503
1k
R547
100
R34
1k
R546
0.01u
C453
10k
R502
L3
RXD
0
RXD
0
/SCS
S
BFSX
2
BER_
EN
DSRTX
D0
SCTX
D
0.01
u
C452
100k
R491 47k
R500
0
R4780
R468
47k
R483
0
R477
RTS0
5UC
RXD
3
PFKE
Y
/PTT
/UD
ET
CTS
0
470
R19
8.2k
R18
1u
C446
1uC441
0.01
u
C443
SSM
6N16
FE-F
Q41
1
TC7WT125FUF
2
1G1
A13
4Y2
GND
VCC8
IC418
G2
Y1
A2
7
6
5
BER_
CLK
BER_
DAT
ABE
R_EN
0.01u
C464
KDS1
23E-
PD
23
D22
KDS1
23E-
P
D17
EMZ6
.8N
C29
100
p
C30
100
p
C31
100
p
C33
100
p
C34
100
p
C36
680
0p
C38
100
p
1k
R28
1k
R29
100
R30
1k
R31
100
R32
L8
100
R35
100
R33
L7
L6
L5
L4
C23
100
0p
C28
100
p
C24
47p
C25
100
0p
C26
100
0p
C27
100
0p
C32
100
p
C35
100
0p
C37
100
0p
NN
CD6.
8G-A
D21
NN
CD6.
8G-A
D20
CN405
SSW1
2SP+
3SP-
4MSW
5EMC
6ME
7PTT
8PF
9OPT
10E
11
TXD12
RXD13
5V
14NC
UN
IVE
RS
AL
CO
NN
EC
TOR
KDS123E-PD707
KDR731D706
Q7062SA1832(GR)F
2SC4738(GR)FQ705
KDR731D703
D704KDR731
B : VOXA : MIC SUM1/
MIC AGC
SCSW(MIC)
MOD SMF
MIC AA
A : MOD SUM/B : MIC SUM26 875
3 12
oUTA
IN-A
IN+A
IN-B
oUTB
VDD
TC75
W51
FK(F
)IC
705
4VS
SIN
+B
TC75W51FK(F)IC710
TC75S51FE(F)IC706
VSS1
3
2
IN-
IN+
oUT
VDD
4
5
IN/o
UT
VCC
IC71
2TC
7S66
FUF
4 5
CoN
T
oUT/
IN13 2
GN
D
IN+VDD
IC715TC75S51FE(F)
4
5
oUT
VSS1
3
2
IN-
TC75W51FK(F)IC716
0.1u
C708
1500
p
C718
22k
R744
22k
R757
22k
R761
330p
C728
0.1u
C736
18kR775
6800
p
C739
0.1u
C799
0.1u
C721
1200p
C735
22k
R762
330p
C730
1500
pC8
00
R764 22k
R763 22k
0
R786
100k
R784
47p
C749
100k
R794
33k
R796
4.7u
C758
4.7u
C757
0
R795
47p
C750
120k
R787
18k
R783
47k
R801
0.1u
C762
0.01
u
C759
0.1u
C766
0.1u
C767
1uC781
1u
C782
0.1u
C748
47k
R788
150k
R789
0.1u
C747
100k
R782
100k
R780
0.1u
C737
0
R440
0
R829
68k
R852
68k
R851
10k
R822
10k
R823
1M
15p 47k 0.1u 47k 1u
33k
R839
0.1u68k
0
R834
560k
R841
12k
R840
0.039u
C791
15k
R835
68p
C789
680k1u
C787
470k
R831
0R828
100k
10k
R820
47p
C775
68k
R816
0.22
u
C785
27k
R813
0.02
2u
C801
0.01u
C772
R767 10k
0.01
u
C744
0.01
u
C786
5.6k
R812
oUTA
IN+B
568 7
IN-B
oUTB
VDD
VSS
431 2IN
-A
IN+A
IN+B
oUTB
VDD
2oU
TA1
VSS
43
IN-A
IN+A
78 6 5IN
-B
CN711
CN712
R825
R833
R830
C788 R832 R836C790 C792
R837 C793
R838
560k 0.1u
DTITX
I
C794
TXD
RXD
24 18
23
33A 5A
W_/
N
APC
APC
R420 0
/OINT
21
21
TXO
VOX
MM
/SCS
W
33A
+B
+B
R845 R8
47
1.8k
100k
R842
100k
C798
10u1
0
470p
C15
0.1u
C796
A
AA
R843
1k
A
2SJ243-AQ707
4.7k
R844
AQ5
2SJ347F
Q4
100k
R271u
C797
SSM3K15TE(F)
0.01
u
C795
R846
470
+
33A
Side_1,Side_2,Side_G
5A33M
33A
5A
INAMTEXAMT
TXO TXO
IFADCN IFADCN
MO
DM
IC
IFADCN IFADCNIFADCN IFADCNIFADCN
SP- SP-
SP+ SP+
EXTSP+ EXTSP+
EXTSP- EXTSP-
ME ME
MM MM
IFADCN IFADCN
15M
33A
5A
SB2
SBC
SBC SBC
/BIN
T/P
SW
33M
SB1
SB1 SB1
SCTAMI
31BU
+B +B
38M 38M
PGND
PGN
D
PGND PGND
SQL BPF/SQL DC AMP
APC LPF
NOISE AMPSQL
DETECTORNOISE
PLDCONTROL
RX SUMMING AMP1.65V REF/
SCSW(RXAF)
RX AF LPF
SMFAPC/ASQ
OPT SW
TONE SW
AUDIOAMP
AUDIOAMP
AF SW
AF AMP
VOLTAGE
(AF AMP)REGULATOR
Q406,407
AF AMP SW
Q405
LPFMODULATION
SUMMING AMPMOD/MIC
VOX AMP
VOX AMP
MIC AMP
MIC SW
DETECTOR
DETECTOR
MICMUTE
MICMUTESW
MUTEMIC
CONTROL
REVERSECURRENT PREVENTION
D12-16
CONVERTERLEVEL
Q411
VOLTAGE REGULATOR (50U)
BUFFERDUAL BUS
IC417
ANDGATE
IC415
2 INPUTBUFFERDUAL BUS
DC/DC CONVERTER
D405,406,IC407
DC/DC CONVERTER (15M)
IC406
VOLTAGE REGULATOR (33A)
VOLTAGE REGULATOR (5A)
LEVEL CONVERTER
LEVEL CONVERTER
SB2 SW
SB2 SW CONTROL
VOLTAGEOVER
PREVENTION
33M
15M
33A
5A
I/O CONTROL
RESET
DC SW
DC/DCCONVERTERCONTROL
D408
CONTROLDC SW
DC SW
REGULATORVOLTAGE
DC SW
CONTROLRTC BATT
CONTROLRTC BATT
D413
DC SW
SP CONTROL
5A SW
D414
REVERSECURRENT
NO0K,K20NOK3,K4
R849R848-10-11
X53-4590-XX
1000
p
C470
L410
L409
1000
p
C469
+B
0.25A
NOISE SWW/N
VOX
DETECTOR
ABSORPTIONSURGE
ABSORPTIONSURGE
D17
D18,19
CONTROL33A
DC SW
VOX
PREVENTION
PREVENTIONREVERSE CURRENT
C480
0.01u 100
CONTROLDC SW
VSS
CE/MODEVOUT
43
VIN5
LX2
1
XC9235A15CM-GIC717
L718
C806
470p
4.7u
C808
4.7u
L719
10u
C809
VIN
NC
6CE
IC404
D416
XC6204B332D-G
VOUTNC24
2
1
3
VSS5
A
1u
C409
C412 1u
R548 47K
C467 0.1
33A CONTROLD416
VOLTAGE REGULATOR (33M)
L411
MIC AGC
A
D20-23
ABSORPTIONSURGE
SWITCH UNIT (X41-3840-10)
TX
-RX
UN
IT(X
57-8
960-
XX
) -C
N90
0
9 9 9 9 99 9 9 9 9
9
9 9 99
9
9
13 13 13 13 13 13 13
13
14
14
14
14
14
14 14
15
15 15 1515 15 1515 15 1515
15
15 15 1515 15
15
15
16 16 1616 16 16 16
16
13
16
18 18 18 18 18 18 18 18 18 18
18
18
9
9
9
19 19 1919 19 19
19
19 19 19 1919
19
19 19
20 2020 20
21 21 2121 21 21 21 21 21 21
21
21 21 2121 21
21
22
22
2222
22 2222
14
23 2323
23
23
23 23 23 23 23 23 23 23
23
SP CONTROL A
0.04
7u
C471
13 AG
2
3
1
TXD
4 RXD
10
11
9
AG
DG
12
6
7
5
8 OPT5
21
20
18
16
19
17
14
15
5C
26
24
25
CN10
22
23
SUB (GPS) UNIT (X58-5240-10)
C1
8
10
0p
IC2TC7WH126FU-F
1 G1
2 A1
3 Y2
4 GNDA2
Y1
G2
VCC
C1
1
R9
100
R10
100
C1
0
R11
10
C1
7
10
00
p
L3
R4
1k
BCK
D2
1SS388F
CN
11
R17
1k
C2
1
10
00
p
C2
2
0.4
7u
IC4BU31TD3WG
1VIN
2 GND3 STBY NC
VoUT
C1
9
10
00
pC
20
0.4
7u
CN8
5C
R7
12
R1
3
47
0
R6
47
0
IC1
RESERVED1
SS_N
TIMEPULSE
EXTINT0
USB_DM
USB_DP
VDDUSB
RESERVED2
VCC_RF
GND1
RF_IN
GND213GND3
14
12
11MoSI/CFG_CoM0
15MISo/CFG_CoM1
16CFG_GPS0/SCK
17RESERVED3
18SDA2
19SCL2
20TXD1
21RXD1
22V_BCKP
23VCC
24GND4
C5
0.1
u
C8
18p
L2
L1
22
u
CN5
C2
0.1
u
C3
10
00
p
18
p
5
4
AVR
GPS MODULE
1
2
3
4
10
5
6
7
8
9
C1
61
00
p
8
7
6
5
10
u
C1
C4
10
00
p1
00
0p
BUS BUFF
+
W02-3768-05
D1,2,5,6,9,10
D3,4,7,8
TX
-RX
UN
IT (
X57
-896
0-X
X)-
CN
881
T : 3.331VR : 3.276V
R : 7.478VT : 7.338V
T : 55.4mVR : 5.1mV
R : 7.494VT : 7.353V
T : 68.5mVR : 3.28V
T : 4.81VR : 5.5mV
R : 4.977VT : 5.038V T : 70mV
R : 0.314V
T : 4.25VR : 4.974V
T : 59.4mVR : 3.285V
T : 4.99VR : 4.35mV
T : 4.987VR : 4.974V
R : 3.27VT : 62.3mV
T : 4.28VR : 4.27V
T : 4.38VR : 1.4V
R : 0.14mVT : 4.08V
T : 5.06VR : 4.978V
T : 1.84mVR : 0.15mV
R : 3.25VT : 9.7mV
R : 4.26VT : 6.94mV
T : 4.17VR : 1mV
T : 5mVR : 4.849V
T : -0.8VR : 2.66V
R : 0.731VT : 3.6mV
T : 5mVR : 4.694V
R : 0.697VT : 3.6mV
T : 85mVR : 2.03V
R : 1.81VT : -100mV
R : 4.94VT : 4mV
T : 3.8mVR : 4.94V
T : 1.63V 0.88V (K2,K4) 0.82V (K2,K4)
T : 1.633V
T : 140mVR : 0.65V
T : 128mVR : 63mV
T : 11.2mVR : 3.274V
R : 61mVT : 110mV
R : 3.294VT : 40mV
T : 3.71VR : 13mV
R : 7.11VT : 1.52V
T : 3.92VR : 18mV
R : 1.59VT : 1.52V
T : 1.615VR : 0.5mV
R : -35mVT : 0.808V
R : 3.14VT : 46mV
R : 2.96VT : 46mV
T : 43mVR : 1.29V
T : 47mVR : 4.53V
R : 4.54VT : 46mV
T : 47mVR : 4.89V
T : 45mVR : 1.99V
7.25V (K2,K4)T : 13.6V
T : 43mVR : 137mV
R : 3.8mVT : 42mV
R : 100mVT : 6.38mV
R : 6.57VT : 79mV
T : 14.3VR : 14.26V
T : 13.72VR : 13.65VR : 14.28V
T : 14.32V
R : 7.49VT : 7.26V
T : 5VR : 4.97V
T : 3.80VR : 3.80V R : 3.32V
T : 3.35V
R : 14.28VT : 14.32V
R : 7.23VT : 7.06V
R : 1.81VT : 1.89V
R : 4.75VT : 4.8V
T : 1.36VR : 1.48V
R : 4VT : 4.03V
T : 0.43VR : 0.96V
R : 4.15VT : 18mV
T : 4.2VR : 2.5mV
T : 1.01V (K,K3) 0.87V (K2,K4)
T : 18mV 0.97V (K2,K4)
T : 2.37VR : 2.5mV
T : 0.64V (K,K3)R : 5mV
L : 4.64VH : 4.65V
0.78V (K2,K4)
0.99V (K2,K4)
2.32V (K2,K4)
R : 14mV
1.52V (K2,K4)
2.32V (K2,K4)
2.10V (K2,K4)
R : 12mV
T : 42.7mVR : 0.87V
R : 13.73VT : 13.82VT : 14.43V
R : 14.34V
T : 14.41VR : 14.33V
T : 4.974V
R : 1.11V (K,K3)
R : 2.5mV
0.99V (K2,K4)
H : 0.62V (K,K3)
L : 0.42V (K,K3)
R : 69.8mV (K,K3)R : 0.31V (K,K3)
R : 6.71V (K,K3) T : 13.6V
R : 6.71V (K,K3) 7.25V (K2,K4)
T : 2.81V (K,K3)
T : 2.34V (K,K3)
L : 1.96V (K,K3)
H : 2.80V (K,K3)
1.80V (K2,K4)L : 1.63V (K,K3) 2.10V (K2,K4)H : 2.33V (K,K3)
470p
CN701
10kR795
2SC4215-F(Y)
68u
L901
1
3
2
C958
C957
470k
EM6M2
EM6M2
EM6M2
GND48 R901
F900
IF_DET
470p
C900
1000
p
S
C902
50
49 NC
L900
D90
1
1SR1
54-4
00
47p
C942
C947
R9040
470p
0
0R907
R905
10
C948 1u
33
C953
C950
C949 1u
+4.
7u16 R9
14
Q901
470k
R906
R910
R909
R913
1k
C954
1000
p
NC28
C952
0.22
u
VCO_MOD
/APCSW
APC
/DSW/DSW38
S_DET
SCK1
GND
PLD
38M
VCO_MOD
THP
APC
/APCSW
43
47
46
45
44
42
41
40
39
C941 47p
C940 47p
C938 47p
C939 47p
C936 47p
C937 47p
C934 47p
C935 47p
C933 47p
/PCS_ RF
SDO1
Side_2
Side_1
W_/N
/PTT
Side_G
GND
33
37
36
35
34
32
31
30
29 NC
C932 47p
C930 47p
C931 47p
C928 47p
C929 47p
/PCS_RF
Side_2
SDO1
Side_1
C926 47p
C927 47pSide_G
/PTT
SCK1
PLD
R912
470k
R911
470k
1SS400D902
R908
47k
C951
0.22
u
R915
GND
GND
NC23
27
26
+B
+B
25
24
+B
+B
22
21
NC
20
19
CV
C925
47p
R432 0
C923 47p
C922 47p
R430
0
GND
RSSI
5RC
TCXO_MOD
TV1
VAGC
ASSIST
/T_R
TV2
SBC
18
17
16
15
14
13
12
11
10
9
C919 47p
C920 47P
C917 47p
C918 47p
R431 0
C916 47p
C914 47p
C915 47p
C912 47p
1000
p
C956
1000
p
C955
R917
63
CLK
CC/GAIN
0.1u
CE/SS
VIN4
150k
5
180p
C962
R923
R926
470p
C967
12k
22k
VoUT/FB
VSS
XC9101D09AK-G
LSEN
EXT1
2
IC901
C966
7
8
22p
R925
330k
1u
C972 1u
C973
C974 1u
450kHz
R709
*R710
1000
p
0.22
uC9
702
C968
10k
R921
47k
22k
Q903
R916
470k
C977
0.22
u
Q902
R918
C969
2SA1955A-F
VSS
IN- oUT
IC900BU7465HFV
IN+ VDD
R9224
R920
47k
C963 1u
1k
5
C961
470p
NP/VREF
R929
1k
oN/oFF
GND
3
Q905
4
C965
0.22
u
1000
p
C9711u
R798 47
10
0.1u
C723
R714
C713
10u
R927
1k
C964
0.22
u
VoUT
TK71733SIC903
VIN1
1u
5
IC902TK11250CUCB
4
1u 5
6VoUT
GND
VIN3
GND
NP
CoNT
2
1
L780
0
7p
C707
68p
C712
68p
Q7002SC5108(Y)F
C711
0.1u
C710
C7090.1u
10
C703
0.1u
0.1u
R703
OUT
R701
C700
C701
0.01
u
560 L701
560n
R571
R702
330k
C706
10p 47n
L703
100p
*C704
C708
AMDEToUTPUTFMDEToUTPUT
C792
0.1u
OUT INC727R796R705
0 0
R718
0.1u
18k
R720
2.2k
VSS
VDD
MCP6021-E/OT
R704 1k
IC700
1Vo
UT
2
5
VIN
-
3
VIN
+ C717
0.01
u
4
R712
10k
0.1u10
u
C724
C719
R717
47k
CF701
0.01
u
C725
R727
2.2k
RSSI
R726
C729 CN700
18k
0.47
u
RSSIoUTPUT
RFAGCoUTPUT
AGCAMPoUTPUT
AMAGCINPUT
NoISEAMPINPUT
NoISEAMPoUTPUT
CoMPINPUT
CoMPoUTPUT
RFINPUT
100n
12
11
10C720
10p
C721
0.1u
C718
0.1u
C790
0.1u
IN
FMIFDECoUPLING2
FMIFDECoUPLING1
AMIFDECoUPLING
QUADINPUT
LIMoUTPUT
9
FMIFINPUT
AMIFINPUT
8
7
6
5
TK10931VTL-G
1
MIXoUTPUT
VCC
oSC(E)
oSC(B)
4
3
2
IC701
*C715
20
AMSW13
14
15
16
17
18
19 R719
270k
24
GND
21
22
23
R730 0C728 0.1u
R721 10k
R725 22k
C759 0.1u
R722 4.7k
C760 0.1u
R731
10k
C730
R724 100k
0.01u
R733
560k
Q701
L704
1.8u
0.01
u
C733
L705
R728
220
C732
R504100k
R505
C946
47
p
LED_R
I2CSDA
I2CCK
/5TC
IFC
/SAVE
/EMG
LED_G
8
7
6
5
4
CN900
3
1
2
C910 47p
C908 47p
C906 47p
C907 47p
C905 47p
C904 47p
Side_2
Side_1
Side_G
SIDE 2
SIDE 1
PTT GND
PTT
3
5
4
R928
S1
C976
47p
0
CN901
2
1
C945
47
p
C943
47
p
C913
47
p
R500
0.1u
C500
R501
C502
470p
2
100k
IN+
3
100k
GND
IN-
4
OUT
TLV2381ID8V
1
IC501
TCXO MOD
19.2MHzX500
*R502
VDD5
C506
10p
C509
10p
LR470p
R902
UMG9NC901
C944
470p
Q900
390
R900
R903
D900
10
LG
GND
LM73CIMKX-0
SMBCLK
SMBDAT
C501
VC
100p
6
5ALERT
820
4VDD
C505VCC
oUTPUT
GND
ADDR1
2
100p
C508
0.01
u
4.7u
L500
10
C504
0.01
u
R503
10
IC500
3 R572
R548
R547
C554
C555
FvcoFin
C541
0.04
7u35
C535
0.15
u35
100p
100p
1u
2SC5383-T111
D50
1
C520
1SS4
00
R515
4.7k
20
R511 10
47k
R506
C51110u
R512 10
R513 10
4.7k
R567
19L598
* C51
6
VCCcp218
VCC
digi
tal
C517 100p
C519 100p
Q503
VCC
2524232221
Cloc
k
/CS
Dat
a
GN
D
Max
out
Mod
in
100p
1
C522
R519
10
* R53
3
R520 1k
*C529
3
2
C524
100p
4
R534
47k
R566
470k
C542
10M
0.1u
R546
100k
TLV2381ID8V
1
IC503
5
C536
R523
C528
100p
C527
100p
1k
KDS123E-P
47p
R539
D505
C546
4700
p
R536 0
R535
150
11R5
14
C515 IC502
L599
SKY72310-362
0.01
u0
GN
D O
SC
13
/Fvco
CPout2
VCC cp2
LD/PS2
17
16
15
14
12
LD/PS1
VCCcp1
CPout1
/OSC
AC
GN
D
OSC
out
VCC
SOC
8
OSC
910
NC
7
6
/Fin2
3
4
5
C521
10
R532
C533
470p
R522
0.1u
C526
R527
+
0
C534
100p
+
0
R538
390
R531
68k
47k
R530
1k
L503
R541
10k
Q5042SK879-F (Y)
R529 1k
R537
CV
CN500
R576 D511L509 * L52
8
C565*C557
100k
Q5072SC5383-T111
APC
C600
100k
0.1u
C601
1u
100p
R600 1k
VSS
BU7442FVM
47p
0
3
2
4
1
6
5
VDD
IC504
7
8
C602
0.1u
R603
2.2k
R601
R602
120k
18k
R670
220k
R557
1SS4
00D
518
1.5k
C572
L517
1SV282-F
OP AMP(VCO MOD/APC)
C5621u R5
54
*R552
R555
1SV3
25F
D50
7
C548
100p
220n
220n
L515
0
R599
47k
47k
33p
220n
D51
7
1SV2
82-F
D51
6
220n
L5191S
V282
-F
* C56
7
C578
4.7u
L523
1k
10u
R562
C584
470
p
EM6M2
R558
470k
C582
470p
Q510 2SJ347F
R563
47k
Q511
C585
470p
100
R565
C587
470p
220n
* C54
7
1SV3
25F
D50
6 L514
C556
470p220n
L508 R575
0
* D51
4
L518
220n
L516
* D51
5
TX VCO
* C56
8
220n
*D510
RX VCO
*C566
Q5122SC5636
R564
150k
470p
470p
Q7053SK318
R794
RSSI
10k
VAG
C
0.01
u10
0k
R797
R735 C7
36
100
C722
47k
R792
47p
BU7442FVM
VSS
oUTA
IN-A
IN+A
VDD8
IN+B
oUTB
IN-B
5
6
7
R736
100k
C7351
R738
2.7k
4
3
2
IC404
47p
58.05MHz
22pC7
37
VAGC
2p
C738
R737
220
C734
0.01u
OUT
C739 6p
R739
220
C740
0.01u
IN
L706
C743
R740
47
C745
0.01
u
9p
C746
470p
R743
680
R744
220
560n
L708
L707
270n
BPF
C750
C748
470p
R747
0.01
u
150k
R745
R746
Q7033SK318
1k
CN702
C752
470p
* C75
6
100k
* L71
1
C747
C744
0.01
u
C741
C742
4.7u
R742
470p
4.7k
*L710
*C753*C749
10p
* C75
1
*L709
* C75
5
* C75
4
0.1u
C766
3 4
R758
TV2
10k
TLV2381ID8V
2
1 5
IC702
43
C780
0.1u
100k
R764
R769
TV1
10k
R774
100k
820k
R763
1
2
5
IC703
R773
820k
R777
10k
R748
100k C7
77
470p
C779
C782
0.5p
C785
L717
R768
0.01
u 0
220n
R770
68
C783
C7841u
2SK1830F
C791
R783
R780
0
R781
1.8k
470p
470k
220k
D70
5
1SS4
00
470p
C786
Q706
R779
68k
C788
R772
0
R775
100k
R778
100k
0.1u
C789
470p
R784
R654
C641
R605
R608
47
HSC
277
D60
0
R610
10p
C603
* C58
6
6.8k
R604
10k
C604
2SC5636Q600
22n
0.1u
L600
2.2k
R607
C605
330
R606
C689
470p
C607
7p
4.7k
HSC277
D601
C622
D60
4H
ZU2A
LL
470p
R62927k
C626
0.1u
R633
2SC5383-T111Q604
R652
270k
C636
470p
150k
Q605SSM3K15TE(F)
R641
10k
R653
270k
0.39
D60
5D
Z2J0
51(M
)
C631
6.8u
10
100 R6
42
+
R635
560
R648
150k
R649
R647
R645
0.39
0.39 47
p
C640
270k
R651
270k
10p
C637
TH600100k
R657
R656
LTC044EEBFS8Q607
C651
470p
100k
R661
47k
2SK1824-A
0
56k
R660
Q608
C653
TA75W01FUF
2
3
4
IN1-
VEE
IN1+
1
IC600
oUT1
10k
7
6
5
oUT-B
IN2+
IN2-
8VCC
R655
470p
470k
R659
Q610EMD5
R664 0
CN600
470p
10
0.1u
C523
C513
C518 100p/PCS_RF
PLDSCK1
SDO1
0.01uC512
TCXO
_MO
D
I2CSDA
I2CCK
50C/T R
33C
IFC
CV
10u2
0C5
39 +
50C
APC
VCO
_MO
D
ASS
IST
150C150C
IF_DET
RSSI
VAGC
TV1
TV2
50IF
5RC
50R
50R
50IF
/5TC
50T
50T
SBC
/SAVE
/SAVE
SBC
IFC
5RC
/5TC
33C
50T
50R
50IF
/T_R
I2CCK
I2CSDA LED_R
LED_G
LED_R
LED_G
CV
TCXO_MOD
ASS
IST
THP
/PTT
Side_1
Side_G
Side_2
470p
50T
THP
50C
19.2M
IFC
19.2M
IFC
/DSW
/APCSW
50R
50IF
+B +B +B +B
33C 33C
IF_D
ET
50T 50T
+B +B
1st LO 1st LO
50R
IFC
50R
IFC
RX RX
TX/RX LEDTX/RX LEDSWITCH
VOLTAGEREGULATOR(50C)
VOLTAGEREGULATOR(33C)
50T CONTROL
50RSWITCH
50IFSWITCH
SB3SWITCH
Q904SSM5H01TU-F
CONVERTERSWITCH
DC/DC
Q904
CONVERTERDC/DC
TEMPERATURE SENSOR
TCXO MODAF AMP for
50TSWITCH
Q905
PLL IC
BUFFER AMP
OSCILLATIONVCO
FREQUENCY CONTROL
D506,510,514,515
BUFFER AMP
SWITCHT/R
Q510,511
RIPPLE FILTER
FREQUENCY CONTROL
D507,511,516,517
MODULATIONTX
D519
RIPPLE FILTER DC AMP for VCO TUNE
DIODEBYPASS
BUFFER AMP LOCAL SWITCH
APC SWITCH
APCSWITCH
APC SWITCH
APC SWITCH
CONTROLAUTO POWER
APC SWITCH
TRIPLER2nd LOCAL
DC AMP for BPF
FM IC
DC AMP for BPF
BUFFER
(RSSI/VAGC)OP AMP
IF AMP
RF AGC
RF AMP
MIXER
APC PROTECTSWITCHLOCAL
D600
APCSWITCH
RF AGC
FILTERRIPPLE
REVERSEPROTECTION
50T CONTROL
D902
Q7042SC5383-T111
2SC5636Q601
270
R665 27
0
R666
C661
470p
* C97
5
12n
L504
L530
56n 0
R550*C553
5p
C550
*C543
* C53
747p
C525
10p
C588
CN902
470p
C903
DRIVE AMP
RF FINAL AMP
RN262CS
D607
* C66
2RN262CS
* C66
9
* C66
6
* C66
8
* C66
4
L613
*C667*C665
L612
82k
R667
L614D606
RN26
2CS
RN26
2CS
D70
9
4p
C803
D71
1
* C81
0
*L725
ANTENNA SWITCH
2SK3077F
PRE-DRIVE AMP
Q602
RD01MUS1-T113Q603
*L605
18n
L606
4.7k
R612
470p
C610
180
R616
470p
C611
0.1u
C690
22
R618
470p
C612
330
R617
*C613 *C671
470p
C615
470p
C614
* R62
6
100
R622
0
R627
*C621 0R628 *R620 470p
C670
* C62
3
470p
C618
*R624
* R62
3
0.1u
C691
47R631
R630
470p
C625
R632
0
R634
10p
C628 1u
C630
470p
C632
C627
220
R636
470p
C629
L607
10k
R639
33k
R646
470p
C635
* R64
4
470pC634
* C63
9
0
R650
L610
150p
150p
C643
* L60
2
* L61
5
* L60
3L6
04
RD07MVS1BT122Q606
* C64
7
* C69
2C6
42
C645
0.1u
C648
0.01
u
C646
0.01
u
1u
C649
L609
L723
6.8n
220n
L611
-t°
C617
470p
0.1u
C619
ANTENNA SWITCH
1SV2
86F
D70
2
* L71
3
* C76
7
1.5p
C764
0
R753
0
R752
0
R750
0
R765
470p
C778*C773C768
1p
C758
470p
* R75
7
100
R761
C765
470p
C771
470p
C775
470p
D70
3C7
72
1SV2
86F
* C77
0
* L71
4
* R75
9
D70
4* C
776
1SV2
86F* C
774
* L71
5
* R76
0
C769
470p
R762
10k
1SV2
86F
C801
470p
* R78
8
D70
8* C
804
*C800
* C79
8
* L72
1
1SV2
86F
* L72
24p
C802
* C79
6
470p
470p
C794
* R78
5
D70
6
C795*L720R799
0
0
R786
*C807 *C811
0
R791
* L72
6
100p
C850
D71
0
1SV2
86F
C849
* R79
047
0p
C799
470p
1SS4
00D
700
4.7k
R755
1uC761
150C150C 150C 150C
B30-2278-05
470k
470k
0.01u
C514
Q5082SK508NV(K52)
*L521
220n
L522
*C573
C571
* C57
5
C577
470p
0.5p
C581
R560
22
L525
220n
* R55
9
* C57
4
OSCILLATION
5pC5
79
* R56
1
470p
C580
*L520 5p
2SK508NV(K52)Q509
VCO
L524
220n C576
220n
L526
C583
0.5p
L527
D51
9
1SV2
78F
C570
0.75
p
RF AMP
VARI-CAP TUNE
D702-704
VARI-CAP TUNE
D706,708,710
RIPPLEFILTER
FILTERRIPPLE
TX TX
L716
IN+ IN-
OUT
GND
VDD
TX TX
Q512
50C
D501,Q503
2.5A
XF700CF700
450kHz
4T
7T
4T4T 4T
THPTHP
Strip line
ANT
R590 10k
R589 10k
0R931
C980 1u
3.9k
R933
R934
27k
R577
0
* C98
7
*R583
* C56
1
* C54
5
*R573*R935
0
R574
0.1u
C503
*R955
R586
0
*R958
*R957
*R956
*C563
R580 0
R581 0
*CN601
0R6
71
* R62
1
* R61
9
* C70
2
* C71
6
4.7uC705
1000pC714
* C81
3
*C814
*L902
* C98
8
* C98
9
*C609
*R800
IN-IN+
VDD
GND
OUT
TLV2381ID8V
VDD
IN+ IN-
GND
OUT
X57-8960-XX-14-15 K2,K4
K,K3
K2,K4-15K,K3-14
X57-8960-XX
27n18n
L602
K2,K4-15K,K3-14
X57-8960-XX
15n18n
L709
4p3p
C543
NO
C5160.01u
NO100pC529
NO5p
C537
470p
C545NO
470p
C547100p
10p
C5535p
470p
C557100p
0.01u
C561NO
100p
C563NO
82p
C56668p NO
C567
0.5pNO
C568
1.5p4p
C573
6p1p
C574
2p 6p
C5753p
220
R559
1SV290B-FK2,K4-15K,K3-14
X57-8960-XX
22n18n
L520
1SV290B-F 1SV290B-F1SV282-F
D514D5101SV282-F
D5151SV282-F
NO33n27n 100k220k
R502120k27n
L52822n
L521180
R552180kR533
120kR956
0120k220 0015k
R583NONO
R573180
R561NONO
R955NO
R935
0
0
NO
NO
R958
R957
10p
C5867p
5pNO
C987
R6200
5.6
L60312n18n
L6056.8n12n
L61515n22n
L902NO27u
R619NO820
R621
820NO
R623
12k10k
R624
33k47k 1.8k
R626 R658 R669
220 820330 470
R710
NONO0
C613
4p7p
C621
4p15p
C623
12p15p
C702
82pNO
C704
10p47p
C7150.01u47p
C71682pNONO
C813NO27p
C814NO27p
C671 C6727p 470p
10p 15n18n
L710
33n22n
L711
10n8.2nL713
10n8.2nL714
10n8.2nL715
NO10n
L720
10n8.2nL721
10n8.2nL722
6.8n8.2nL725
39n33n
L726
NO8.2n
L887
2227
R644
1M100k180k
220k
R757R749
1M100kR759
1M100kR760
1M100k180
150
R785R771
C669
10p2.5p8p3p
4pNO33p1p
-15 K2,K4
X57-8960-XX-14 K,K3
C63939pNO
C609 C647 C66022p 47p
100p
C666C6652p
C6621p
2.5p
C6644p
C6688p
47p
C69239p
C6672p5p
12p470p5p9p4p9p4p
C7569p
C7532p
C75110p
C7492p0.75p
C7554p
C7543p
C7679p
00 01M1M
9pC796
11p3p 12p 1.5p 2p 12p1p
C7734p
C7709p
C7723p
C7749p
C776
3p1.5pC798
R800 R885NO NO
R790100k
R788100k
R954NO
C98815p27p
9pC804
11p1.5p2p
C800
10p7p4pNO3p
C8102p
C80918p5p
C807 C9756p
NO
C8910.5p
NO
C9925p
0.5p
C8880.75p
C8119p
1p
C8877p
15p
C98910p
3p
E23-1167-05 NONO 1SS400
CN601 D608
L903
*C809
C981
0.39
u
R570 0
R613
0
NO0
R950
*R954
*R950
R961
IC500
TX-RX UNIT : (X57-8960-XX)
CO
NT
RO
L U
NIT
(X53
-459
0-X
X)-
CN
404
(X41-3830-10)SWITCH UNIT
1 1
1
2 2
2
3 3
3
4 4
4
4
4
3
4 4 4
3 3
33C33C
*
R959
100k
47k
R936
D61
1
1SS4
00
C693
0.22
u
APCSWITCH
*C672
*D608
APCSWITCH
*R658
*R669
100p
C66322p
NO
8p
10k
5.6k
* C99
2
*C660 *C663
* R77
1* R74
9
0
43
1
2
6
IC881
VCTL
GND1
RFoUT
RFIN
VDD
L883
1.5p
C88
5
C888
L885
6.8n
C887
120p
C886
3.6n
L886
C889
1.5p
D88
1
RN
262C
S
D88
2
RN
262C
S
8.2n
L882
5GND2
C88
410
00p
18p
C88
3
L881
12
R882
470
R88
3
390
R884
470
R88
1
2p
C882
CN881
33C
IFC
C89
1
LNA
IFC
***
*L887
SU
B (
GP
S)
UN
IT (
X58
-524
0-10
)-C
N5
R885
DSP IC102Flash
Memory
IC101
SRAM
IC103
IC108ASIC
D0~15,A0~20,/RD,/WR,/CS0,/CS2,/CS3,/CS4/HDS2,/HRDY
RTCIC106RV5C386A
I2CCK,I2CSDA
I/O ExpanderIC701
PCA9535BS
BUS SW
CN
1 to
LC
D M
odul
e
IC401 TC74LCX245FKIC402 TC7WZ245FK-F
33M
IC1NJM2130F3-ZB
–10V
LCDCNT
X101 32.768kHz
SM5023CNDH-GIC107 VC
TCXO
X10218.432MHz
33M
BS
HIF
T33A 33M
RESET
IC105XC6109C29AN-G
33M
IF_DET
LPF LPF
BPF
IC711TC75W51FK(F)(2/2)
AMP
Q704KTC4075E(Y,GR)
Rect
D705KDR731
AMP
IC711TC75W51FK(F)(1/2)
ASQDET
APC
DAC
OPT10MUTE
DO
IC703M62364FP-F(8/8)IC702
TC75W51FK(F)(1/2)IC702
TC75W51FK(F)(2/2)
Q701 2SA1832(GR)F
DAC
IC703M62364FP-F(7/8)
LPF
IC704TC75S51FE(F)
IC707TC7W53FK(F)
SUM
IC713TC75W51FK(F)(2/2)
AMT/SCSW
DAC
IC703M62364FP-F(6/8)
DAC
IC703M62364FP-F(5/8)
DAC
IC703M62364FP-F
33A
SDO0,SCK0/EVCS
AMP
IC408TC75S51FE(F)
IC409TC75W66FK-F
INAMT
EXAMT
IC413TPA6201A1DRBR
IC412TPA6201A1DRBR
AVR
+B
INAMTEXAMT
Q406 2SB798AZ(DLDKQ407 KRC660U-P
Q405SSM6N16FE-F
BE
EP
MUTE
STSW
IC709TC7W53FK(F)
OPT9 VGSAI from
SW
TONESW
Q702SSM3K15TE(F)
TONE
IC714TC7W53FK(F)
OPT6AO to VGS
AMP
IC716TC75W51FK(F)(1/2)
AGC
D703,704 RB706F-40Q705 2SC4738(GR)FQ706 2SA1832(GR)F
AI
from
VG
S
MUTE
MM
Q7072SJ243-A
MUTE
MSW
MSW
Q4 SSM3K15TE(F)Q5 2SJ347F
SSWPTTPFOPT5VTXDRXD
VOXAMP
IC716TC75W51FK(F)(2/2)
Rect D706KDR731
AMP IC715TC75S51FE(F)
VOX
MUTE
IC712TC7S66FUF
/SCSW
SUM
DT
Ifr
omA
NI
IC710TC75W51FK(F)(1/2)
LPF
IC706TC75S51FE(F)
MIC
RXAF
LPF LPFMOD
IC705TC75W51FK(F)(2/2)
IC705TC75W51FK(F)(1/2)
SUM
IC710TC75W51FK(F)(2/2)
DI
DAC
IC703M62364FP-F(1/8)
DAC
IC703M62364FP-F(2/8)
TCXO_MOD
VCO_MOD
TV1TV2
MSW
/UDET/PTT
PFKEY
50URXD3
IC41
7T
C7W
H12
6FK
(2/2
)
RX
D0
RT
S0
Q41
1S
SM
6N16
FE
-F
NC
BE
R_C
LKB
ER
_DAT
A
BE
R_E
N
IC41
8T
C7W
T12
5FU
F
IC41
5T
C7S
ET
08F
U-F
TX
D0
SC
TX
D
KEY Matrix (12key)
KE
YO
0,1,
2,3
/KE
YI
0,1,
2,3,
4
EMC
6_KEYO26_KEYO16_KEYO06_KEYI06_KEYI1
BL_SB
CN23
CN405
KEYMatrix(6key)
/OINT
CN710 26pin Option Board
OP
T1,
2,3,
4,O
PT
5,6,
7,8,
11
TX
OT
XI
RX
EO
RX
EI
DT
IO
PT
9
PO
W5A A
IA
O
OP
T10
26P
_TD
26P
_RD
/DRST,DCLK,/SYMTIM,/RSSITIM,/DINT,/SWUP,FSDET,/HINT
/LCDRST
MCD1AF,/MCSCKAF,/MCCSAF,MCD0AF,MCD1CN,/MCCXCN,/MCD0CN,/MCCSRCN,MCSCKCN
Selectorknob
Volume
CN403
ENC1ENC2ENC3ENC4
33AVOL
SB1+B
D3,4,7,8
LCD Back Light
6keyBack Light
BL_SB
CN
701
(for
pro
duct
ion)
TO DSP
/EMG , /PTT , Side_1 , Side_2,Side_G , IFC ,5RC , 5TC , /DSW , /APCSW,SBC , /T_R ,ASSIST , SDO1 , SCK1 , PLDC
N40
450
pin
Boa
rd to
Boa
rd
ASQDETVOXVOL
BATTPFKEY
RSSI , THP , VAGC , CV , S-DET
TXD0RXD0RTS0CTS0DSR/PTT
/UDETRXD3ENC1ENC2ENC3ENC4/BINT/PSW
BLCMM
SCSW/AMTSTSW
EXAMTINAMTBEEP
TONESW/MNDNU
5UC
+B
DC DCConverter
L401 , D406 , D405IC407 LT1616ES6-PBF
RESET
IC414XC61CC5602N-G
/BINT
+B
AVR
IC416S-812C31BPI-G
DC SW
Q413 2SA1955A-FQ412 SSM3K15TE(F)
Q401 SSM6N16FE-F
DC SW
Q409
2SA1955A-FQ410
SSM3K15TE(F)
CN
401
Li B
atte
ry
31BU
SCTAM1
SBC
D412KDS121-P
DC SW
SB1Q408
EMD12
SBC
D4081SS301F
Q402 SSM6N16FE-F
/PSW
DC SW
Q403 2SJ648-AQ404 SSM3K15TE(F)
BATT
SB2
AVR
IC708 XC6209B502P-G
5A
AVR
IC404XC6204B332D-G
DC DC
IC717XC9235A15CM-G
AVR
IC406XC6204B332M-G
33M
15M
33A
15M
(3/8,4/8)
ASQAPC
SC
RX
D
AVR
IC411NJM2880U105ZB5UC
IC403 LM2682MMX50U
AVR
SB2
BLC
5A
Q1 2SA1362-F(GR)Q2 KTC4075E(Y,GR)Q3 SSM3K15TE(F)
D1,2,5,6,9,10
12key Back Light
AVR
SB2
BLC
5A
Q101 2SA1832(GR)FQ102 KTC4075E(Y,GR)Q103 SSM3K15TE(F)
/RINT32K
DC SW
DC SW
LED-G
LED-R
SBC
Q415EMD12
Q414EMD12
DC DC-10V
SBC
Control unit (X53-4590-XX)
LPFANTSW
DC SW
Q606RD07MVS1BT122
Q603RD01MUS1-T113
Q6022SK3077F
APC
+B
FinalAMP
DriveAMP
Protect
Q6082SK1824-A
DC SW
/APCSW
ASQAPC
Q607LTC044EEBFS8
/APCSW
Q610EMD5
DC SW
/DSW
Q6042SC5383-T111
T/RSW
5T 5R
Notch
D606,607D709,711RN262CSx4
D600,601HSC277x2
BPF
TUNE
L726
D71
01S
V28
6F
TUNE
TV1IC702TLV2381IDBV
TV2
RFAMP
L721,722
Q7053SK318
D70
6,70
81S
V28
6Fx2
IC703TLV2381IDBV
BPF
L713,714,715
TUNE
D70
2,70
3,70
41S
V28
6Fx3
1stMIXER
Q7033SK318
MCF
XF70058.05MHz
IFAMP
5T
50R
IF AMPIC701
TK10931VTL-G
BPF
CF700 450kHz
LPF
BPF
CF701450kHz
IFAMP
IC700MCP6021-E/OT
IC40
4T
C75
W51
FU
F(1
/2)
IC40
4T
C75
W51
FU
F(2
/2)
RS
SI
VA
GC
BUFFAMP
BUFFAMP
Q6002SC5636
Q5122SC5636
VCO
Q508,509 2SK508NV(K52)D506,507 1SV325FD519 1SV278FD511,516,517
D510,514,5151SV282-F (K,K3)1SV290B-F (K2,K4)
1SV282-F
LPF
PLL
LoopFilter
VCO MOD
ASSIST
CV
RippleFilter
Q5072SC5383-T111
T/RSW
Q510 EM6M2Q511 2SJ347F
VCTCXO
x3
Q700 2SC5108(Y)F
VC
X500 19.2MHz
50IF
TCXO_MOD
PLD
CN900
AVR
+B
50C
AVR
DC SW
33C
DC SW
DC SW
50R
50IF
50T
5RC
38M
SBC
IFC33C
/5TC
/SAVE
DC SW SB3
SBC
Q901EM6M2
DC DCConverter
150C
Q904 SSM5H01TU-FIC901 XC9101D09AK-G
IC902TK11250CUCB
IC903 TK71733S
Q902 EM6M2
Q903 EM6M2
Q905 2SA1955A-F
IC900BU7465HFV
DCSW
SB3
LED_R
LED_G
D90
0Q
900
UM
G9N
/EMG
PTT
Side1
Side2
Side_1
Side_2
Side_G
PTT
S1
Temp.Sensor
IC500LM73CIMKX-0
33C IC502
IC503TLV2381IDBV
IC504TC75W51FUF(1/2)
Q5042SK879-F(Y)
IC504TC75W51FUF(2/2)
5T
50C
50C
RippleFilter
150CQ5032SC5383-T111
IF_DET
TX/RX: 450~520MHz (K,K3) 400~470MHz (K2,K4)
+
–
BATT7.5V
S
+B
S_DET
I2CCKI2CSDA
IC501TLV2381IDBV
Q7012SC4215-F(Y)
RippleFilter
2SC5383-T111Q704
150C
IC600TA75W01FUF
CN901
1st L
ocal
: 39
1.95
~461
.95M
Hz
(K,K
3)
TX :
450.
00~5
20.0
0MH
z (K
,K3)
400.
00~4
70.0
0MH
z (K
2,K
4)R
X :
391.
95~4
61.9
5MH
z (K
,K3)
341.
95~4
11.9
5MH
z (K
2,K
4)
Pre-DriveAMP
Q6012SC5636
5T
Q605SSM3K15TE(F)
SD
O1
SC
K1
/PC
S R
F
/T_R
50R
/EMG , LED_R , LED_G , APC ,/DSW , /APCSW , CV , ASSIST ,VCO_MOD , TV1 , TV2 , /T_R ,/PTT , Side_1 , Side_2 , Side_G
RSSI , THP , VAGC , CV , S_DET , IF_DET
RFAMP
341.
95~4
11.9
5MH
z (K
2,K
4)
GPSReceiver
BUFF3.1VAVR
CN5
5C OPT5
OPT5
5C
RXD TXD
31V
31V
HPF
BPF
LNACN881
IC881
SUB (GPS) unit (X58-5240-10)
CN10 26pin to Control unit CN710
IC4BU31TD3WG
IC2TC7WH126FU-F
IC1W02-3768-05
TX-RX unit (X57-8960-XX)
1234567891011121314
I2CSDA
/EMG
CN900
CV
LED_R
VAGC
IFC
LED_G
RSSI
TCXO_MOD
TV2
SBC
5RC
/T_R
TV1
GND
/SAVE
ASSIST
1
+B
GNDNC
+B
50
NC
GND
+B
I2CCK/5TC
Side_1
NC
W_/N
Side_G
+B
/PTTGNDNC
/APCSW
SDO1
PLDTHPVCO_MOD
Side_2/PCS_RF
38M
/DSWAPC
GND
GND
SCK1
S_DET
NCIF_DET
I2CSDA
50
SDO1
SCK1
AGND
5RC
Side_2
+B
IFC
Side_1
1
I2CCK
ASSIST
IF_DET
APC
Side_G/PTT
VCO_MOD
VAGCTV1
CV
+B
TCXO_MOD
+B
/DSW
/5TC
TV2
LED_R
CN404
/APCSW
/T_R
PGND
THP
NC
+B
/SAVE
GND
38M
RSSI
GND
PGND
SBC
/EMG
NC
PLD
S_DET
W_/N
NC
/PCS_RF
AGND
LED_G
NCNC
S–
+B
AT
T
CN403
CN1101
VSS
V3
V2
V5
V1
VDD
V4
20
LCD
AS
SY
X57-896
TX-RX UNIT
POWER SW/AF VOL SELECTOR
Side_2
Side_G
PTT
GND
Side_1
CN401
ANT
RX
EI
OP
T9
NC
OP
T11
DG
ND
AG
ND
TX
I
OP
T7
26P
_T
D
DT
I
OP
T5
AO
OP
T1
PO
W
OP
T8
26P
_R
D
RX
EO
OP
T10
AI
OP
T2
TX
O
OP
T3
OP
T6
OP
T4
AG
ND
5V
/CS
/RES
A0
/WR
D0
D1
D2
D3
D4
D5
D6
VDD
D7
1
5V
1 20
RX
DT
XD
UNIVERSAL CONNECTOR
NC
PF
SP
-
PT
T
EM
C
SS
W1
MS
W
SP
+
ME
OP
TE
6KEY/SP/MIC
ME
EM
C
SP
+
SP
+
SP
-
SP
-
6_/K
EY
I1
6_/K
EY
O2
BL_
SB
6_/K
EY
O0
6_/K
EY
O1
BL_
SB
6_/K
EY
I0
AG
NDCN23
PTT
SIDE 1
SIDE 2
NC
NC
AG
NC
NC
NC
NC
NC
NC
AG
NC
NC
DG
NC
X58-524
NC
TX
D
NC
NC 5C
RX
D
NCCN10
NC
NC
SUB (GPS) UNIT
NC
NC
OP
T5
CORD ASSYX42-351
X41-384SWITCH UNIT
X41-383SWITCH UNIT
SB
1
+B
EN
2
EN
1
EN
4
AG
ND
EN
3
VO
L
VO
L_G
ND
33A
1 26
14
CONTROL UNITX53-459
CN710 CN405 CN701
CN881
CN5