SERVICE NOTES AX-7 - SYNFOsynfo.nl/servicemanuals/Roland/AX-7_SERVICE_NOTES.pdf · 15219183 I.C. M51953 AL (STANDING) ... TRANSISTOR 15129114 TRANSISTOR 2SC-1815GR Q7 on CPU 1

AX-7Nov, 2001

1

SERVICE NOTES

Issued by RESFirst edition

Copyright © 2001 by ROLAND CORPORATIONAll rights reserved. No parts of this publication may be reproduced in any form whithout the written permission of ROLAND CORPORATION.SN00058 K6018458 Printed in Italy (I00) (AD)

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TABLE OF CONTENTS Page

SPECIFICATIONS 1LOCATION OF CONTROLS 2EXPLODED VIEW (TOP) 3EXPLODED VIEW (BOTTOM) 3KEYBOARD PARTS LIST 4PARTS LIST 4/5HOW TO VISUALIZE THE SYSTEM PROGRAM VERSION 6HOW TO CARRY OUT THE FACTORY SETUP 6HOW TO ENTER TEST MODE 6BLOCK DIAGRAM 9CPU PCB ASSY 10CIRCUIT DIAGRAM (CPU PCB ASSY 1/3) 11CIRCUIT DIAGRAM (CPU PCB ASSY 2/3) 12CIRCUIT DIAGRAM (CPU PCB ASSY 3/3) 13LEFT CONTROL PCB ASSY 14RIGHT CONTROL PCB ASSY & CIRCUIT DIAGRAM 15DISPLAY PCB ASSY & CIRCUIT DIAGRAM 16D-BEAM PCB ASSY & CIRCUIT DIAGRAM 16CONTACT PCB ASSY W/ RUBBER & CIRCUIT DIAGRAM 17

SpecificationsKeyboard: 45-key keyboard with Velocity Sensitivity (TP-7 BA type)

Display: 3 x 7 segments display view control

Realtime controllers: Data Entry Knob, Touch Controller, Expression Bar, Hold Button, D-Beam

Memories: 128 Patches

Connections: MIDI In, Out; DC IN (adaptor)

Power supply : Battery-operated, Optional AC/DC Adaptor ACA (DC 9V)

Dimension: 1010 (W) x 195 (D) x 102 (H) mm

Weight:: 3,0 Kg

Supplied accessories: 6 x dry batteries (AA type), MIDI cable, Owner’s Manual, Shoulder strap

Specifications subject to change without prior notice. All other trademarks mentioned in this manual are the property of the respective companies.

DISASSEMBLY

2

AX-7 Nov, 2001

LOCATION OF CONTROLS

REAR VIEW

3

AX-7Nov, 2001

EXPLODED VIEW - TOP EXPLODED VIEW - BOTTOM

CASING Q.ty

# 7772511000 VARN.+SILK. TOP CABINET AX-7 1# 7772510000 VARN.+SILK. BOTTOM CABINET AX-7 1# 7772509000 VARN. BATTERY COVER AX-1 1# 7772508000 VARN. DISPLAY COVER AX-7 1# 7772507000 SILKSCREENED PLEXIGLASS AX-7 1

KNOB BUTTON

K2478122 ROUND TAB BLACK H.8.3 6K2478123 ROUND TAB BLACK H. 9.12 18

# K2478347 ROUND PUSHBUTTON RED H.9,12 1# K2478348 ROUND PUSHBUTTON BLACK) H.13,5 1

7695111000 SILKSCREENED KNOB ASSY AX-1 1

SWITCH

J3169105 SWITCH TP-1101A / EVQ-PAE 05 R on RCB / on LCB 2613159111 POWER SWITCH SSSP12114A SW2 on CPU 1

JACK, SOCKET

13449711 DC-SUPPLY SOC. HEC0470-01-630 JK2 on CPU 113429697 5P DIN SOCKET TCS5350-01-4051 JK1,3 on CPU 2

DISPLAY UNIT

00239767 DISPLAY TYPE LB-603VF (RED) DS1 on DISPLAY Board 1

KEYBOARD ASSY

7695105000 KEYBOARD ASSY AX1 1

NOTE: For details, refer to KEYBOARD PARTS LIST (Page 4)

PCB ASSY

# 7772501000 RIGHT CONTROL PCB ASSY AX-7 1# 7772502000 LEFT CONTROL PCB ASSY AX-7 1# 7772503000 D-BEAM PCB ASSY AX-7 1# 7772504000 DISPLAY PCB ASSY AX-7 1# 7772505000 CPU PCB ASSY AX-7 1

7695104000 CONTACT PCB ASSY + RUBBER AX1 1

IC

15229718RI I.C. 6N 137 PHOTO-COUPLER IC1 on CPU 115169550RI I.C. 74 HC138 DIP CMOS IC21 on CPU 115249111 I.C. TC7WU04 F FLAT CMOS IC13 on CPU 1J5259127 I.C. 74 HC 10 IC16 on CPU 1J5259113 I.C. 74 HC 390 FLAT CMOS IC14 on CPU 1J5259128 I.C. 74 HC 393 FLAT IC17 on CPU 115259821 I.C. TC74HC573AF IC10 on CPU 100129278 I.C. SSC1080 FOB (CUSTOM IC) IC11 on CPU 1J5259153 I.C. AT24C64N-10SC 64K EEPROM IC6 on CPU 115259884 I.C. TC7S08F MOS CMOS IC9 on CPU 115249104 I.C. TC7S04F FLAT IC12 on CPU 1J5259149 I.C. TC74VHC541FT FLAT IC7 on CPU 115219183 I.C. M51953 AL (STANDING) IC8 on CPU 115149146 I.C. TD62583AP (INTERF.DRIVER IC) IC22 on CPU 115289105 I.C. UPC 4570G (OP AMP) IC20 on CPU 115189189 I.C. UPC 4570HA VERT. (OP.AMP.) IC1 on CPU 115289141 I.C. M5223FP-600D IC18,23 on CPU 2

# 7772506000 I.C. MICRO IC2 CPU A-37/AX-7 IC2 on CPU 1

TRANSISTOR

15129114 TRANSISTOR 2SC-1815GR Q7 on CPU 115319101 TRANSISTOR 2SC-2412K Q14 on CPU 115309101 TRANSISTOR 2SA-1037KR Q6 on CPU 115329503 TRANSISTOR DTA-124 EK CHIP Q1 on CPU 1

PARTS LIST AX-7

When ordering any parts listed in the parts list,please specify the following items in the order sheet.QTY PART NUMBER DESCRIPTION MODEL NUMBER

Ex. 10 22575241 Sharp Key C-20/5015 2247017300 Knob (orange) DAC-15D

Failure to completely fill the above items with correct number and description will result in delayed oreven undelivered replacement.

CONSIDERATION ON PARTS ORDERING

NOTE:# The parts marked " # '' are new (Initial Parts).

A The parts marked " A '' are new (Initial Parts).for RES but already used by RJA

The parts marked have Safety - Related characteristics.Use only listed parts for replacement.

<< EMI >> Component for EMC.

NNoottee :: Replacement should be made on a unit basis. No replacements available for individual parts. Replacement only be a unit.

!!

SAFETY PRECAUTIONS :

The parts marked havesafety-related characteristics.Use only listed parts forreplacement.

!

4

AX-7 Nov, 2001

KEYBOARD PARTS LIST45 KEY KEYBOARD TP-7/BA Code: 7695105000

RCB = Right Control BoardLCB = Left Control BoardCPU = CPU BoardCB = Contact B.CDB = D-Beam Board

AX-7Nov, 2001

5

15129427 TRANSISTOR 2SC-2235Y Q8 on CPU 115329516 TRANSISTOR DTC-114EK Q2 on CPU 115119163 TRANSISTOR RN2227 Q9,10,11,12,13 on CPU 515329104 TRANSISTOR 2SK-368GR FET CHIP Q5 on CPU 1J5119105 TRANSISTOR TN6717A Q3,4 on CPU 2

DIODE

15019159RI DIODE 1N-4148 on LCB / on CDB / on RCB / on CB 10215339105 DIODE DAN-202K D9,10 on CPU 215339108 DIODE DA-204K D1,2,7,12,13 on CPU 500893912 DIODE SFPB-56 CHIP D3 on CPU 115339109 DIODE DAP 202K CHIP D8,5 on CPU 2J5029107 LED DIODE 3 SLR-37VR3F - RED D1,2,3,4,5 on RCB / D1,2,3,4 on LCB 901341623 DIODE LED TLN 201 D1 on CDB 101342578 PHOTO DIODE TPS 708 D2 on CDB 115019345RI ZENER DIODE BZX79C 5.6V D4 on CPU 1J5019106 ZENER DIODE BZX55C 5,1V D6,11 on CPU 2J5019116 DIODE TRANSIL BZW04-5V8B D10 on LCB 1

RESISTOR

J3919104 RESISTOR ARRAY EXB-A10E-103-J RA1,3,4,5,6 on CPU 5J3919108 RESISTOR ARRAY EXB-V8V-103-JV RA2 on CPU 113819131RI UNINFL.RES. 10 OHM 0.6W 5% R65 on CPU 1J3809129 UNINFL. RES. 220 OHM 0.6W 5% R34 on CPU 1J3809135 UNINFL.RES. 330 OHM 0.6W 5% R77,81,82,83,84,85,86,87 on CPU 8

POTENTIOMETER

13289217 ROT. POT. 100KB 09L1120 VR1 on LCB 113299206 TRIMMER POT. EVND 8AA03B24 VR1 on CPU 1

CAPACITOR

J5369103 ELECTR. COND. RV2 100U 16V (SMD) C64,37 on CPU 2J5369104 ELECTR. COND. RV2 10U 16V (SMD) C2,11,15,41,81,83,85,86,87,89,94,95 on CPU 12J5369105 ELECTR. COND. RV3 33U 16V (SMD) C91 on CPU 1J5369102 ELECTR.COND. RV2 47U 16V (SMD) C42,65,66 on CPU 3J5369106 ELECTR. COND. RV2 1U 50V (SMD) C12,70 on CPU 2J3629143 ELECTR. COND. 10U 16V H.7 C3,5 on CDB 2J3629142 ELECTR. COND. 1U 63V H.7 C1 on LCB 1

INDUCTOR, COIL, FILTER

<<EMI>> 12449382RI NOISE SUP. PLT1-R53C L4 on CPU 1<<EMI>> 12449370 NOISE SUP. SBT-0160W L1,2 on CPU 2<<EMI>> 12449326 NOISE SUP. SBT-0460 L3 on CPU 1<<EMI>> J2399104 CHIP NOISE SUP. EXCCL4532U1 L5,6,7,8 on CPU 4

CRYSTAL, RESONATOR

00894034 X-TAL 16 MHZ MA-406 X1 on CPU 101124812 QUARTZ 10 MHZ MA-406 X2 on CPU 1

CONNECTOR

13419677RI 16P FEM. CONNECTOR AMP 1.27 CN2,4 on CPU / on RC / on LC 4J3429114 22P FEM. CONN. C/1.25 - H. CN3 on LCB / CN9 on CPU 2J3429122 14P FEM. CONNECTOR AMP 1.27 CN1 on RCB 1J3429123 8P FEM. CONNECTOR IL-404-08S-LW CN1 on LCB 1

# J3429127 28V FEMALE CONN. 1,25 90° FE-ST-VK-N CN3 on RCB / CN6 on CPU 2J3439125 5P MALE CONNECTOR P.2 M CN2 on RCB / CN1 on CDB 2

WIRING, CABLE

# K3468260 22P MYLAR CABLE (44) 1,25 From CN9 on CPU to CN3 on LCB 1# K3468261 28P MYLAR CABLE (16) 1.25 From CN6 on CPU to CN3 on RCB 1

2348854501 16P FLAT CABLE (18) -2C From CN4 on CPU to CN2 on CB 17695108001 16P FLAT CABLE (24) -2C From CN2 on CPU to CN1 on CB 17770306000 5P CABLE (8) -2C P.2 D/R VA-5 From CN1 on CDB to CN2 on RCB

BATTERY

J2569102 2-BATTERY SET 'AA'-SIZE (ALK.) 3

SCREW

J2289122 SCREW 2.2X6 TC TC BRUN 2J2289102 SELF TAP. SCREW 2.9X10 TC TC 6J2289124 SELF TAP. SCREW 2.9X 6 TCTCPRBZ 27J2289125 SCREW 2.9X10 TC TC PR TROP 50J2289132 PITCH SCREW M3X16 TC TC 2J2289134 PITCH SCREW M3X17 TC TSC 3

PACKING

K2638127 POLYST. LOWER SIDE COVER 1# K2638265 UPPER POLYST. SIDE AX-7 1

K2678102 POLYETH. ENVELOPE 25X45 2# K2618264 OUTER CARTON AX-7 1

MISCELLANEOUS

J2289113 NUT 3MA H.3 5J2139101 FLAT WASHER I/D 4 2J2139111 FLAT WASHER I/D 3X7 TH. 0.6 4J2139102 TOOTHED WASHER I/D 3 5K2168105 SPACER F/LED H.12 HEX. 5K2168107 SPACER F/LED H.8.8 HEX. 400453223 LED SPACER H. 7 E.D. 5 2J2359101 SPACER 3M ART. SJ5012 6J2159102 PLASTIC RIVET SR3055 4J2209101 6-BATTERY HOLDER 122925256 CONTACT F/SENSOR AX-1 1

# 01237945 PRESSURE SENSOR PB-A0101 1# K2268170 VIBRATION DAMPER 60X36 (LIGHT) AX-7 1# K2268171 VIBRATION DAMPER 70X49 (LIGHT) AX-7 1# K2268172 VIBRATION DAMPER 599X20 (LIGHT) AX-7 1# K2268173 VIBRATION DAMPER 39X83 (LIGHT) AX-7 1

02452467 RIBBON SENSOR HPD-15 113419723RI 9V BATTERY CONNECTION 1J2129102 FEMALE LOCK FOR BELT AX1 1K2178101 EXTENSION SPRING 122365708 HOLDER F/POWER SUPPLY CBL 1K2148103 MODULATION BAR AX-1 1K1188118 CONTACT HOLDER + SENSOR 101343089 D-BEAM CONTROLLER ESCT BLK 113429823RI P. SUPPLY PLUG LOCKING 1

ACCESSORIES

J2319101 BLACK BELT - 1.6 M 1J3439116 MIDI CBL - BLACK - 5 M. 1K6018109 MIDI GUIDE 1

# K6018456 OWNER'S MANUAL E/D/F/SP/IT/OL AX-7 1

AX-7 Nov, 2001

6

a) Front Panel check (Controls)

Once you have entered the control panel check, press button 1:The display visualizes:

If you press the button 1, you check the buttons.If you press the button 2, you check the LEDs.If you press the button 3, you check the Controls (Expression bar, Touch controller, Data entry).

Buttons check

Once you have entered the front panel test mode, press button 1.The display visualizes pict. A:

If you press the buttons of the control panel one after the other, the display will visualize their name.When you release the button, the display will visualize: OFF (See pict. B).

Press EXIT and WRITE at the same time to exit.The test procedure automatically goes back to the previous menu.

Note: It is not possible to go on to the following step if this test is not carried out correctly.If you exit the test before checking all the buttons, the display indicates the name of the untested buttons.Press EXIT to go back to the main menu.

LED check

Once you have entered the control panel check, press button 2.

The control panel LEDs and the display segments will light in sequence.Press EXIT to leave this test.Press EXIT again to go back to the main menu.

Control check (Expression bar, Touch controller, Data entry).

Once you have entered the control panel check, press button 3.The display visualizes:

Pressing the button 1, you check the Expression bar.Pressing the button 2, you check the Touch controller.Pressing the button 3, you check the Data entry potentiometer.

Expression bar

Once you have pressed the button 1, the display visualizes:Pict. A (value 0) if the Expression bar is released;Pict. B (value 127) if the Expression bar is completely pressed.

A B

A B

TEST MODE

ITEMS REQUIRED:· MIDI cable;

HOW TO VISUALIZE THE SYSTEM PROGRAM VERSION Turn the instrument on, while keeping pressed the button 2 of section PATCH.After a few seconds, the display will visualize a writing identifying the software version:i.e.: VER 100 - 04 oct 2001

To exit, turn the instrument off.

HOW TO CARRY OUT THE FACTORY SETUP

Turn the instrument on while keeping the button WRITE pressed.After a few seconds, the display will visualize the writing Factory setup.

The Factory Setup function re-establishes the instrument's factory settings.

HOW TO ENTER TEST MODE

Turn the instrument on while keeping pressed the button 1 of section PATCH.

After a few seconds, the display will visualize the following writing:TEST ROLAND AX-7 VERSION 1.00

Then the display visualizes:

Every button of section Patch corresponds to a test to carry out.

Button 1 ⇒ Panel check ("F": Front, "R": Rear);Button 2 ⇒ Keyboard checkButton 3 ⇒ Memory check

Turn the instrument off to exit test mode.

Note: After carrying out the tests, the instrument automatically performs the Factory Setup.

1) PANEL CHECK (FRONT / REAR)

Once entered test mode, press button 1. The display visualizes:

If you press button 1, you check the Front Control Panel.If you press button 2, you check the Rear Control panel (MIDI, D-Beam, HOLD and Battery).

Press EXIT to come back to the previous menu.

AX-7Nov, 2001

7

Press EXIT to leave.Press EXIT again to go back to the main menu.

Touch controller

Once you have pressed button 2, the display visualizes:Pict. A (Value 0), if you don't touch the touch controller or if you touch it in the middle (please see the reference sign on the touch controller);Pict. B (Value 63), if you press the touch controller from the middle rightwards;Pict. C (Value - 63), if you press the touch controller from the middle leftwards.


Data entry

Once you have pressed button 3, the display visualizes:Pict. A (value 0) if the potentiometer slider is in low position;Pict. B (value 127) if the potentiometer slider is in high position.


b) Rear panel (HOLD, D-Beam, Battery, MIDI)

Once you have entered the rear panel test mode rear panel, press button 2.The display visualizes:

Press button 1, to check HOLD switch and D-Beam.Press button 2, to check the Power battery.Press button 3, to check the MIDI.

HOLD switch and D-Beam check

Once you have entered the rear panel test mode, press button 1.The display visualizes:

Press button 1, to check the HOLD switch.Press button 2, to check the D-Beam.

HOLD switchIf you press the HOLD switch, the display visualzes the status ON (Pict. A); when you releasethe HOLD switch, the display visualizes its new status OFF (Pict. B).

A B

A B C


D-BeamMake sure that the value of the D-Beam controller ranges from 0 (Pict. A) to 127 (Pict. B)depending on the vertical distance of your hand from the infrared LEDs of the D-Beam.When standing still, the value shown must be 0.


Power Battery check

Once you have entered the rear panel test mode, press button 2.The display visualizes a value representing the power battery charge level, expressed in % value (i.e.: 100 = 100 %).


Midi check

Once you have entered in the rear panel test mode, press button 3.The display visualizes:

Connect MIDI IN and MIDI OUTsockets by a Midi cable.In case of correct data transmission and reception, the display visualizes the writing "go".In case of failure, the display visualizes "0 - 1".


A B

A B

8

AX-7 Nov, 2001

2) KEYBOARD CHECK

Once you have entered test mode, press the button 2:The display visualizes:

Connect the Midi outputs (OUT) to the Midi in of another musical instrument or of a dedicated equipment, pro-vided of a sound source.Press the keyboard keys. When the keys are released, the display visualizes OFF.When you press a key, you hear a Piano sound and the display visualizes the velocity level (from 0 to 127).


3) MEMORY CHECK

Once you have entered in test mode, press button 3.The display visualizes:

The instrument carries out the DEVICE CHECK (Pict. A) automatically.

Caution: Don't turn the power off during this test. If the power goes off accidentally, carry out the test again.

At the end of all the tests, make sure the display visualizes the writing "go" (Pict. B). This means that theinstrument memory has been implemented correctly. In case the display visualizes the writing "Err", it meansthat the memory is damaged.

Press EXIT to leave.

To exit, turn the power off.

Note 1: When you turn the power on again, the Factory Setup is carried out automatically.

Note 2: If you press EXIT when the display visualizes the main menu, you enter test mode again.

A B

Released key Pressed key

A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

9

11

AX-7Nov, 2001

BLOCK DIAGRAM

DATA

BU

FF

ER

SWITCHMATRIX

CONTROL BOARD

RIBBON

UNIT

ENTRY

DISPLAY

Q9-Q13

45 KEYKEYBOARD

X2

BR0-BR5

A1

16MHz

INT1

BATTERY

+5VD

P57

IC7

XINTA0

XWR

P20-P27

IC1

X1

XRD

XIN

-

AN4

P33

P31

P55

CLKP32

+

EEROM

RESET

MAIN BOARD

XOUT

RXD3

P36

TXD1 WP

SCK

IC8

P30

POWER SUPPLY

DC IN 9V

AN0-AN2

D0-D7

P00-P07

IC6

P56

IC21

XRES

IN

IC2M38039MFFP

CPU

P10-P13

OUT

VBTY

DE

CO

DE

R

IC11

XCS

MK0-MK5

POWER SWITCH

3STATE

KEYSCAN

XOUT

AN6

SDA

PHOTO

BU

FF

ER

IC10

10MHz

LATCH

T0-T7

P50-P52

BUFFER

D-BEAMPHOTOC.D-BEAM

CONTROL

HOLDSWITCH

IC22

IC1

MIDI

MOD

LEDMATRIX

14

2

5 314

2

5 3

123

1 2

1 2

A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

10

11

AX-7 Nov, 2001

CPU PCB ASSYASSY 7772505000

View from component side

A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

11

11

AX-7Nov, 2001

CIRCUIT DIAGRAM (CPU PCB ASSY 1/3)

LEFT

RIGHT

TESTMODSEL0MODSEL1

BATTERY

200 mA+DC IN 9V

+

-

-

FOR BUILT-IN FLASHPROGRAMMINGIN

OUT

MIDI

Only for EMU

KEYBOARD

HOLD

M38039FFFP FLASH ON-BOARDFOR PRE-PRODUCTION ONLY

LLD6

LLD4LLD3

LLD0

LLD5

BEND

HOLDFOOTPEDDBEAMBTYCHK

KD0

KD5

KD2

KD3

KD3

KD5

KD4

INT

KD4

KD6KD7

KD1KD0

KD7

KD2

KD6

KD1

INT

D0

D0

D6

KD7

D6

KD6

D7

D2

D4

D3

D0

D7

D3

D1

D5

D5

KD3

D7

KD5

D6

D2

D4

D6

D1

D2

D0

D5

D5

D2

D4D3

D1

KD0

D1

KD4

D7

D4D3

KD1KD2

XRD

XINT

XINT

XWR

XRD

XCS

XINT

XRD

XCS

XWR

XWR

RES

A0

A1A0

A1

RES

FSCLK

FVPP

FBUSY

FVPP

FXOE

FBUSY

FRES

FRES

A0A1XCSXRDXWRXINTRSVD

FSCLKFXOE

FSDA

FSDA

LLD0

LLD4

MOD

BENDMOD

DATA

AFT

RSVD

LLD7

SSD3

SSD3

SSD1SSD2

SSD0SSD1

SSD0

SSD2

LLD6

DBEAM

MK4

MK1

BR0

BR0

BR0

T7

MK0

BR2

MK2

T4

MK0

MK5

BR5

T7

T3

MK10

BR1

BR4

BR4

MK4

MK6

MK7

BR1

T6

BR5

BR4

MK3

T1

BR3

MK6

MK0

MK3 T6

MK7

T3

MK3

BR3

BR2

BR7

MK2

T0

MK1

MK4

MK4

T0

T4

BR2

MK5

MK6

BR0

BR1

T4

T2

BR6MK7

BR5

BR6

T2

BR7

T0

MK3

BR4 T1

BR1

T3

MK6

MK1

BR3

T2

BR6

BR3

MK2

T5

T7

BR7

MK7

MK5

MK1

BR7

T5

T1

BR6

BR2

MK2

MK5

MK0

T5

BR10

T6

BR5

MK8BR8

BR8

BR8

MK8BR9

BR9

BR9MK8

BR9

MK8

BR8MK10BR10

MK9

MK9

MK9

MK9

BTYCHK

SPD

XRES

XRES

SPD

XRES

XRES

SCK

SCK

SCK

WP

SDA

SCK WPSDA

SDA

SDA

WP

LLD2

LLD2LLD1

LLD1

LLD3

LLD5

LLD7

SC0

SSC1

SC2SC3

SC1

SC2

SSC0

SC3

SC0SC1

SSC2

SSD1SSD2SSD3

SSD0

IN

OUT1

OUT1

IN

MODDBEAM

DATABEND

BCLK

FOOTPEDHOLD

AFT

DIVEN

DIVEN

DIVEN

SSC3

DATA

LLD0

LLD2

LLD6

LLD1

LLD3

LLD5LLD4

LLD7

SSC0SSC1SSC2

SSD1SSD2SSD3

SSD0

DATA

MODBEND

DBEAM

BCLK

XRES

SSC3

HLD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD+5VD

REF

+5VD

VBTY+5VD

REF

+5VDVBTY

+5VD

+5VD

+5VD

+5VD

REF

VBTY

A A

8V

VBTY

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

+5VD

D

D

D

D

D

D

D

D

D

D

D

DD

+5VD

D

D

+5VD

D

D

DD

D

+5VD

5VREF

REF

REF

REF

5VREF

D

AD

R37

270s

C4247uF16s

IC6STMM24C64_MN6

87

123

56

4

VCCWP

A0A1A2

SDASCL

GND

IC11

SSC1080

7 33

20 46

242322211918171615141312111098654321

3130292827262532

49

4847

4443424140393837

34

363545

50

5152

VD

D

VD

D

VS

S

VS

S

SC10PR10

SC9PR9SC8PR8SC7PR7SC6PR6SC5PR5SC4PR4SC3PR3SC2PR2SC1PR1SC0PR0

T7T6T5T4T3T2T1T0

CLK

A1A0

D7D6D5D4D3D2D1D0

INT

RDWRCS

RESET

TEST1TEST2

X2MA_406_10M000Hz

R390s

R2022Ks

JK1TCS_5350_01_4051

1 4

2

53

Q4TN6717A

2

13

C6022pFs

R3010Ks

C67100pFs

C48100pFs

C5922pFs

R9210Ks

CN8NIU

34

21

567

R38 1K5s

C26NIU

Q3TN6717A

2

13

C64100uF16s

JK3TCS_5350_01_4051

1 4

2

53

C50100pFs

RA18x10Ks

456789

32

1

SW1NIU

C27100nFs

C6647uF16s

C101100nFs

D1DA204K

21

3

IC16N137

1234 5

678NC

LALCNC GND

OUTEN

VCC

C36

C53100pFs

R150s

C39

CN2

AMPC1_2716P

345678

21

910111213141516

CN4

AMPC1_2716P

345678

21

9

2019181716151413121110

IC9NIU

1

24

53

C55100pFs

L3SBT0460 C4

100nFs

C6547uF16s

Q142SC2412K

21

3

C51100nFs

C57100pFs

D3SFPB_56

1 2

C29NIU

IC14B74HC390M1R

1512

14

131110

9

CKACKB

CLR

QAQBQCQD

IC10TC74HC573AF

23456789

111

1918171615141312

2010

D1D2D3D4D5D6D7D8

COC

Q1Q2Q3Q4Q5Q6Q7Q8

VC

CG

ND

IC7TC74VHC541FT

23456789

119

1817161514131211

2010

A1A2A3A4A5A6A7A8

G1G2

Y1Y2Y3Y4Y5Y6Y7Y8

VC

CG

ND

R931Ks

C62100pFs

C1100nFs

C102100nFs

R35100s

RA38x10Ks

456789

32

1

CN5KRESS_3V2C

21

RA68x10Ks

456789

32

1

RA48x10Ks

456789

32

1

R13NIU

R14NIU

IC4

NIU

87

123

56

4

VCCWP

A0A1A2

SDASCL

GND

R11NIU

R2110Ks

C727pFs

C37100uF16s

C47100pFs

C13100nFs

L8EXCCL4532U1

C16100nFs

TP

TP3

L1SBT0160W

1

2

4

3

TP

TP2

C17100nFs

L2SBT0160W

1

2

4

3

D2DA204K

21

3

R1947Ks

R1856Ks

C121uF16s

R3210Ks

C25220nFPoly 5%

C31100nFs

L5EXCCL4532U1

R310s

R2210Ks

C19NIU

R3 3K3s

C210uF16s

CN1NIU

3 45 6

21

7 89 10

C18NIU

C6310nFs

TP

TP1

C52100pFs

R240s

R250s

R2 220s

Q1DTA124EK

2

13

C1510uF16s

R7 220s

R4 220s

C10100nFs

C98100nFs

C54100pFs

RA58x10Ks

456789

32

1

C1110uF16s

R94

NIU

R5 0s

SW2SSSP12114A

1 2

C56100pFs

C33NIU

C527pFs

C2010nFs

R6 0s

R16 1Ks

R17 1Ks

R8 0sR9 0s

JK2HEC04700161030

123

C627pFs

L4

PLT1R53C

1

2

4

3

IC14C74HC390M1R

168

VC

C

GN

D

C58100nFs

R2310Ks

C827pFs

C61100pFs

C35NIU

C2322pFs

X1MA_406_16M000Hz

C2222pFs

D13DA204K

21

3

C34NIU

C40100pFs

IC2

M38039MFFP

4847464544434241

4039383736353433

2120171615

2526272829303132

5724

18

59

58

52

5453

5556

23

22

19

515049

141312

4567891011

6061626364

123

P00/AN8P01/AN9

P02/AN10P03/AN11P04/AN12P05/AN13P06/AN14P07/AN15

P10/INT41P11/INT01

P12P13P14P15P16P17

P40/INT40/XCOUTP41/INT00/XCINP42/INT1P43/INT2P44/RXD1

P27/LED7P26/LED6P25/LED5P24/LED4P23/LED3P22/LED2P21/LED1P20/LED0

VC

C

VS

S

CNVSS/VPP

AVSS

VREF

P34/RXD3

P32P33

P31/DA2P30/DA1

XOUT

XIN

XRES

P35/TXD3P36/SCLK3P37/XSRDY3

P45/TXD1P46/SCLK1P47/XSRDY1/CNTR2

P57/INT3P56/PWM

P55/CONTR1P54/CONTR0P53/XSRDY2

P52/SCLK2P51/SOUT2

P50/SIN2

P67/AN7P66/AN6P65/AN5P64/AN4P63/AN3P62/AN2P61/AN1P60/AN0

Q2DTC114EK

21

3IC3

NIU1

24

53

C310nFs

IC8

M51953A

23

5

4

1

NCGND

RES

CAP

VCC

R1NIU

R2610Ks

C38NIU

R1022Ks

C44100pFs

R34220I C41

10uF16s

D4BZX79C5V6

12

IC13ATC7WU04F

17

C43100pFs

C9NIU

TP

TP5

IC14A74HC390M1R

14

2

3567

CKACKB

CLR

QAQBQCQD

RA24x10Ks

12468

357

C46100pFs

R1210Ks

C21100nFs

C45100pFs

IC12

TC7S04F

2 4

53

IC13CTC7WU04F

6 2

IC13BTC7WU04F

3 5

R361Ms

TP

TP4

C49100pFs

C32100nFs

IC13D

TC7WU04F

84

DBEAM

DBEAM

XRES

XRES

A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

12

11

AX-7 Nov, 2001


PULSE:

DUTY:12.5%FREQUENCY: 6.25KHz

PULSE WIDTH:20uS

(AN7)

FLAT

FLAT

FLAT

FLAT FLAT

XDBPLS

PULSE

DIVEN

DBEAM

PULSE

BEAM

BCLK

A

A

A

D

D

+5VD

A

A

D

8V

A

DD

D

4V

8V8V

8V

4V

8V

D

8V

+5VD

+5VD

C8310uF16s

Q62SA1037KR

21

3

D9DAN202K

21

3

D10DAN202K

21

3

D5DAP202K

21

3

D8DAP202K

21

3

R4510KS

R4322KS

C7210nFs

VR1EVND8AA03B2420K

13

2

C6810pFs R47

100SR4815KS

C69100nFs

R4933KS

D7DA204K

21

3

C71100nFs

R46150s

R5247Ks

R5127KS

C84100nFsC82

100nFs

R623K3S

C75

100nFs

C73100nFs

R40820KS

R4168KS

R4212KS

C7747pFs

R59120KS

R442K2S

C7847nF

P.5 5%

R57100KS

R56NIU

C7922pFs

C76100nF

P.5 5%

R604K7S

C748200pF

P.5 5%

R5010KS

R5368KS

R54120KS

R551KS

R581MS

R611K5S

Q52SK368GR

3

1 2

IC16A74HC10

12

1312

IC16C74HC10

91011

8

IC16B74HC10

345

6

IC16D74HC10

147

R6333KS

D6BZX55C5V1

12

C8110uF16s

C701uF16s

IC17B74HC393

13 11109812

A QAQBQCQDCLR

IC17C74HC393

7 14

GN

D

VC

C

IC17A74HC393

1 34562

A QAQBQCQDCLR

L7EXCCL4532U1

L6EXCCL4532U1

D11BZX55C5V1

12

TP

TP6

TP

TP7

-IC23BM5223FP

6

57

-

IC18BM5223FP

6

57

-

IC18AM5223FP

2

31

-

IC23CM5223FP

8 4

-

IC23AM5223FP

2

31

-

IC18CM5223FP

8 4

A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

13

11

AX-7Nov, 2001


PULSE

To Left Control Board

To Right Control Board

(CN3)

(CN3)

RW3RW4RW5

RW7RW6

RW5

RW6

RW7

RW3

RW4

SSC0SSC1SSC2

SSC3

RW1

RW0

RW2

RW2

RW1

RW0

LLD7

LLD5

LLD0LLD1

LLD4

LLD6

LLD3

LLD1

LLD6LLD7

LLD2

LLD2

LLD5

LLD0LLD4LLD3

SSC0SSC1SSC2SSC3

MODDATA

DATA

MOD

VREFBEND

GNDREF

BEND

HLD

HLD

SSD1

Y3

Y0

SSD0

TXK

RXAGND

RRW7

RRW1

Y0Y1

RRW2

Y3Y4

RRW1

RRW7

Y3

SSD2

TXA

CL4

CL3

SSD1

RRW1

Y0

SSD0

Y4

RXA

Y4

RRW3

RXK

Y5CL1

CL4

SSD2

RRW7

CL2RRW5

Y1

Y4

CL2

RRW4

CL1

CL3

RXK

RRW0

TXK

RRW6

Y0

RRW5

Y2

RRW2

Y5

SSD1

RRW2

Y2

Y5

CL0

SSD2

RRW4

RRW3

CL3

RRW0

SSD3

Y2

SSD0

Y2

RRW0

TXA

Y1

Y1

SSD3

RRW6

CL0

GND

DATA

MODBEND

LLD6

LLD2

LLD7

LLD5

SSD2

LLD4

SSD3

SSD1

LLD3

SSD0

LLD1LLD0

TXA

RXATXK

RXK

PULSE

RXKRXATXKTXA

SSC0SSC1SSC2SSC3

HLD

BEAM

D

+5VD

D

D

+5VD

D

D

4V

8V

+5VD

+5VD

8V

4V

AA

8V

A

A

REF

D

D

5VREF

D

A

D

IC2174HC138P

123

645

15141312111097

16 8

ABC

G1G2AG2B

Y0Y1Y2Y3Y4Y5Y6Y7

VC

C

GN

D

R77

330I

Q72SC1815GR

31

2

R910s

R98NIU

R970s

R6510I

Q9RN2227

31

2

R710s

R70NIU

C96100nFs

CN628FE_ST_VK_N

345678

21

910111213141516171819202122232425262728

R72100Ks

R7310Ks

R76100s

R81

330I

C93150pFs

R791_8

R78100s

C90100nFs

C8610uF16s

R82

330I

R83

330I

C8910uF16s

R75NIU

R74NIU

C92NIU

R660s C91

33uF16s

Q11RN2227

31

2

Q12RN2227

31

2

R84

330I

R85

330I

Q10RN2227

31

2

R86

330I

R87

330I

-

IC20BUPC4570G

6

57

-

IC20AUPC4570G

2

31

R6410Ks-

IC20CUPC4570G

8 4

C88100nFs

C8710uF16s R69

10Ks

D12DA204K

21

3

C9510uF16s

C8510uF16s

Q13RN2227

31

2

R801_8

R6722

IC22TD62583AP

109

87654321

1112131415161718N

CG

NDI7

I6I5I4I3I2I1I0

O7O6O5O4O3O2O1O0

Q82SC2235Y

3

1

2

C100100nFs

R6822

R88NIU

CN9

22FE_ST_VK_N

345678

21

910111213141516171819202122

C9410uF16s

R95NIU

R960s

SPLIT

START/STOPFrom Ribbon Sensor

From Modulation Control Unit

Data Control Pot.

To Main Board

LOWER

UPPER

LOWER UPPER SPLIT

START/STOP

DOWN UP

HOLD

(CN9)

All switches are EVQPAE05R.

All LEDs are 3SLR37VR3F.

BEND

VREF RW2

MOD

VR

EF

VREF

MO

D

DATA

GNDREF

DA

TA

GNDREF

RW

2R

W1

BE

ND

VREF

RW

7

RW

0

Y4

Y5

GN

DR

EF

GNDREF

CL3

SS

D0

SS

D1

SS

D2

RW0

RW1

RW7

SSD0

SSD2

SSD1

Y0

Y1

Y2

Y4

Y5

CL3

Y0

Y1

Y2

DG

ND

HOLD

DGND

DG

ND

HO

LD

DG

ND

DG

ND

DG

ND

D

D7

12

SW7

D8

12

D2

12

D1

12

SW6

CN3

22FE_ST_VK_N

3 4 5 6 7 821 9 10 11 12 13 14 15 16 17 18 19 20 21 22

D3

12

SW4 SW5

D9

12

D4

12

VR1RK09L1120100KB1F15AC100KLIN Mono

13

2

CN1

5597-08APB

345678

21

SW1 SW2 SW3

C1NIU

R210K

R3 1K

R5820

R1820

R610K

R4 100K

C2100nF

CN2CONN_2X1

21

R710K

D10BZW04_5V8B

12

D5

12

D6

12

A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

14

11

AX-7 Nov, 2001

LEFT CONTROL PCB ASSY & CIRCUIT DIAGRAM ASSY 7772502000


A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

15

11

AX-7Nov, 2001

RIGHT CONTROL PCB ASSY & CIRCUIT DIAGRAM ASSY 7772501000


CONTROL

DATA PROGRAM A/B 1

2 3 4 5

876

CHANGE

DATA

PROGRAMCHANGE

TO 3X7 SEGMENT DISPLAYTRANSPOSE

TRANSPOSE

ENTER

DOWN

WRITE

EXIT

To DBeam Board

UP

DBEAM

DBEAM

CONTROL

From Main Board

(CN6)

(CN1)

All switches are EVQPAE05R.

All LEDs are 3SLR37VR3F.

SSD1

SSD2

SSD3

RW5

SSD0

RW6

Y2

Y1

Y3

Y0

Y5

Y4

SS

D0

SS

D1

SS

D2

SS

D3

Y0

Y1

Y2

Y3

Y4

Y5

RW

1R

W0

RW

2

RW

5

RW

7C

L0

CL

2C

L1

RW

6

DG

ND

TXKTX

AT

XK TXA

CL

4

RXK

RX

K

DGND

RX

A

RXA

RW7

CL4

RW4

RW3

RW

4R

W3

CL

3

RW1RW3RW5RW7CL1

RW0RW2RW4RW6CL0CL2

CL3

D D

D

D9

12

D8

12

SW18 SW19

D4

12

D5

12

D2

12CN1

AMPC1_2714P

34567

21

891011121314

D1

12

D3

12

SW8

D10

12

SW2

SW15

SW10

SW4

SW16

SW11

SW5

SW12

SW6

SW13

SW7

SW17

SW1

SW14

SW3

D11

12

SW9

CN3

28FE_ST_VK_N

345678 2 1910

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

CN253014_0510

34

21

5

D6

12

D7

12

A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

16

11

AX-7 Nov, 2001

3X7 SEGMENT DISPLAY

From Right Control Board

(CN1)

CL0

CL2CL1

DRW7

DRW7

DRW7

DRW4

DRW2

DRW0

DRW5

DRW1

DRW5

DRW3

DRW4

DRW0

DRW0

DRW4

DRW1

DRW2

DRW6

DRW6DRW5

DRW1

DRW3

DRW3

DRW2

DRW6DRW0DRW2DRW4DRW6CL0CL2

DRW1DRW3DRW5DRW7CL1

D D

DS1LB603VF

76

421

9

10

38

5

11

12

13

14

1516

17

1819

2021

2223

2425

26

2728

d2e2

c1d1e1

DP2

e3

A1ac2

DP1

d3

g3

c3

DP3

b3a3

f3

A3A2

b2a2

g2f2

b1a1

A1b

f1g1

CN1

34567

21

891011121314

DISPLAY PCB ASSY & CIRCUIT DIAGRAM ASSY 7772504000


(CN2)

From Right Control Board

4V

A

A

8V

8V

4V

AA

A

8V

A D

CN153014_0510

34

21

5

D1TLN201

21

D31N4148

12

- IC1BUPC4570HA

7

68

- IC1AUPC4570HA

3

42

R3100K

R210K

-

IC1CUPC4570HA

1 5

9

R4100K

C510uF16

D2TPS708

12

R13K3

C11uF16

R51M

C210nFPOLY 5%

C4100nFC

C310uF16

R6100K

R7100K

C6100nFC

C7NIU

D-BEAM PCB ASSY & CIRCUIT DIAGRAMASSY 7772503000


A

B

C

D

E

F

G

H

I

L

M

N

O

P

Q

R

S

T

U

J

K

1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

17

11

AX-7Nov, 2001

CONTACT PCB ASSY w/RUBBER & CIRCUIT DIAGRAMASSY 7695104000

MK1 MK3BR1 BR3BR0 MK2MK0 BR2 MK4 BR5BR4 MK5

BR

4

BR5

MK

4

MK

5

BR

5

MK5BR4MK4

BR2

BR

2

BR3

BR

0

T6

BR0 T1T0

MK1

MK0

T4

MK

3

BR

1

T3BR1T2

MK3T5

BR

3

T7

MK

2

MK2

MK

0

MK

1

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

CN1AMPC1.2716P

345678

21

910111213141516

12

12

12

D33

12

12

12

12

12

D48

12

12

12

12

12

12

12

12

12

D49

12

12

12

12

D64

12

12

12

12

12

12

12

12

12

12

12

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

14

23

D80

12

CN2AMPC1.2716P

345678

21

910111213141516

12

12

12

12

12

12

D81

12

12

12

12

12

12

12

12

12

D65

12

D90

12

12

12

12

12

12

12

12

12

D1

12

12

12

12

12

12

12

12

12

12

12

12

D16

12

12

12

12

12

12

12

12

12

12

12

12

12

12

D17

12

12

12

12

12

D32

12


Documents

SERVICE NOTES AX-7 - SYNFOsynfo.nl/servicemanuals/Roland/AX-7_SERVICE_NOTES.pdf · 15219183 I.C. M51953 AL (STANDING) ... TRANSISTOR 15129114 TRANSISTOR 2SC-1815GR Q7 on CPU 1