Transcript
Page 1: LG Flatron L172WT_LCD Monitor Service Manual

COLOR MONITORSERVICE MANUAL

Website:http://biz.LGservice.comE-mail:http://www.LGEservice.com/techsup.html

CAUTIONBEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS NO. : CL-56

MODEL: L172WT (L172WAL-AL**T)( ) **Same model for Service

Page 2: LG Flatron L172WT_LCD Monitor Service Manual

1. LCD CHARACTERISTICSType : TFT Color LCD ModuleSize : 17.1inch Pixel Pitch : 0.291mm x 0.291mmColor Depth : 8-bit, 16,777,216 colorsElectrical Interface : LVDSSize : 258.0(V) x 400(H) x 22.0(D) Surface Treatment : Anti-Glare, Hard Coating(3H)Operating Mode : Normally Black, TransmissiveBacklight Unit : 6-CCFL (Cold Cathode

Fluorescent Lamp)

2. SPECIAL FUNCTION2-1. Auio AMP

1)Output : 3Wrms + 3Wrms Rated Output : 2.7W(Min)

: 13.1Vpp(4.65Vrms)2)Freq. Character : 100Hz~10KHz Range(-3dB)

3)Input : PC - 0.7 0.1VrmsAV - 0.4 0.1Vrms

2-2. SPEAKER1) Impedance : 82) Input : Max-5W, Normal-3W

2-3. TV1) Type : NTSC2) Tuner IF : PIF - 45.75MHz

SIF - 41.25MHzCIF - 42.17MHz

3) Receiving Channel : VHF- Low: 55.25~127.25MHzHIGH: 133.25~361.25MHz

UHF - 367.25~801.25MHz2-4. AV

1) Video Level : Input - 0.7 0.15Vp-p2) Sync Level : Input - 0.286 0.075Vp-p3) Color Burst : Input - 0.214 0.072Vp-p4) Audio Level : AV Input - 0.4 0.1Vrms

PC Input - 0.7 0.1Vrms5) Video Cross Talk : 43dB

3. SIGNAL3-1. Operating Frequency

Horizontal : 30 ~ 66kHz(Digital: 30~63kHz)Vertical : 56 ~ 85Hz

3-2. Sync : Separate, CompositeSOG, Digital

4. OPTICAL CHARACTERISTICS4-1. Viewing Angle by Contrast Ratio ≥ 10

Left : -85° min., -88°(Typ) Right : +85° min., +88°(Typ)Top : +85° min., +88°(Typ)Bottom : -85° min., -88°(Typ)

4-2. Luminance : 320(min), 370(Typ) -9300K300cd/m2(min) -6500K

4-3. Contrast Ratio : 300(min), 400(Typ)

5. RESOLUTION SXGA : 1280 x 1024 @ 60HzWXGA : 1280 x 768 @ 60Hz

6. POWER SUPPLY6-1. Power Adaptor

Input : AC 100-240V~, 50/60Hz , 1.1A

6-2. Power Consumption

7. ENVIRONMENT

7-1. Operating Temperature: 10°C~35°C (50°F~95°F)

7-2. Operating Humidity : 10%~80%

7-3. MTBF : 50,000 Hours(Typ.)

8. DIMENSIONS (with TILT/SWIVEL)

Width : 505.5 mm (19.90'')Height : 365 mm (14.37'')Depth : 231.5 mm (9.11'')

9. WEIGHT (with TILT/SWIVEL)

Net. Weight : 6.6kg (14.55 lbs) Gross Weight : 10.0kg (22.05 lbs)

CONTENTS

SPECIFICATIONS

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SPECIFICATIONS ................................................... 2PRECAUTIONS ....................................................... 4TIMING CHART ....................................................... 5OPERATING INSTRUCTIONS ................................ 6DISASSEMBLY ..................................................... 10BLOCK DIAGRAM ................................................. 11DESCRIPTION OF BLOCK DIAGRAM...................12

ADJUSTMENT ...................................................... 13TROUBLESHOOTING GUIDE .............................. 16WIRING DIAGRAM ............................................... 23EXPLODED VIEW...................................................24 REPLACEMENT PARTS LIST ...............................26PIN CONFIGURATION............................................33SCHEMATIC DIAGRAM......................................... 35

MODE

POWER ON (NORMAL)

STAND-BY

SUSPEND

POWER OFF

H/V SYNC

ON/ON

OFF/ON

ON/OFF

OFF/OFF

POWER CONSUMPTION

less than 70 W

less than 5 W

less than 5 W

less than 5 W

LED COLOR

GREEN

AMBER

AMBER

AMBER

VIDEO

ACTIVE

OFF

OFF

OFF

Page 3: LG Flatron L172WT_LCD Monitor Service Manual

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Signal Connector Pin Assignment

Pin Signal (DVI-D)123456789101112131415

T. M. D. S. Data2-T. M. D. S. Data2+T. M. D. S. Data2/4 ShieldT. M. D. S. Data4-T. M. D. S. Data4+DDC ClockDDC DataAnalog Vertical Sync.T. M. D. S. Data1-T. M. D. S. Data1+T. M. D. S. Data1/3 ShieldT. M. D. S. Data3-T. M. D. S. Data3++5V PowerGround (return for +5V, H. Sync. and V. Sync.)

Pin Signal (DVI-D)

1 89

17 2416

161718192021222324

Hot Plug DetectT. M. D. S. Data0-T. M. D. S. Data0+T. M. D. S. Data0/5 ShieldT. M. D. S. Data5-T. M. D. S. Data5+T. M. D. S. Clock ShieldT. M. D. S. Clock+T. M. D. S. Clock-

T. M. D. S. (Transition Minimized Differential Signaling)

• DVI-D Connector (Digital)

Page 4: LG Flatron L172WT_LCD Monitor Service Manual

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WARNING FOR THE SAFETY-RELATED COMPONENT.

• There are some special components used in LCDmonitor that are important for safety. These parts aremarked on the schematic diagram and thereplacement parts list. It is essential that these criticalparts should be replaced with the manufacturer’sspecified parts to prevent electric shock, fire or otherhazard.

• Do not modify original design without obtaining writtenpermission from manufacturer or you will void theoriginal parts and labor guarantee.

TAKE CARE DURING HANDLING THE LCD MODULEWITH BACKLIGHT UNIT.

• Must mount the module using mounting holes arrangedin four corners.

• Do not press on the panel, edge of the frame stronglyor electric shock as this will result in damage to thescreen.

• Do not scratch or press on the panel with any sharpobjects, such as pencil or pen as this may result indamage to the panel.

• Protect the module from the ESD as it may damage theelectronic circuit (C-MOS).

• Make certain that treatment person ’s body aregrounded through wrist band.

• Do not leave the module in high temperature and inareas of high humidity for a long time.

• The module not be exposed to the direct sunlight.

• Avoid contact with water as it may a short circuit withinthe module.

• If the surface of panel become dirty, please wipe it offwith a softmaterial. (Cleaning with a dirty or rough clothmay damage the panel.)

WARNING

BE CAREFUL ELECTRIC SHOCK !

• If you want to replace with the new backlight (CCFL) orinverter circuit, must disconnect the AC adapterbecause high voltage appears at inverter circuit about650Vrms.

• Handle with care wires or connectors of the invertercircuit. If the wires are pressed cause short and mayburn or take fire.

PRECAUTION

CAUTIONPlease use only a plastic screwdriver to protect yourselffrom shock hazard during service operation.

Page 5: LG Flatron L172WT_LCD Monitor Service Manual

TIMING CHART

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VIDEO

SYNC

B

D

CF

E

A

<< Dot Clock (MHz), Horizontal Frequency (kHz), Vertical Frequency (Hz), Horizontal etc... (µs), Vertical etc... (ms) >>

H + 31.469 800 640 16 96 48

V – 70.8 449 350 37 2 60

H – 43.269 832 640 56 56 80

V – 85.0 509 480 1 3 25

H – 31.469 800 640 16 96 48

V – 59.94 525 480 10 2 33

H – 37.5 840 640 16 64 120

V – 75 500 480 1 3 16

H – 31.468 900 720 18 108 54

V + 70.8 449 400 12 2 35

H + 37.879 1056 800 40 128 88

V + 60.317 628 600 1 4 23

H + 46.875 1056 800 16 80 160

V + 75.0 625 600 1 3 21

H + 53.674 1048 800 32 64 152

V + 85.061 631 600 1 3 27

H +/– 49.725 1152 832 32 64 224

V +/– 74.55 667 624 1 3 39

H – 48.363 1344 1024 24 136 160

V – 60.0 806 768 3 6 29

H – 60.123 1312 1024 16 96 176

V – 75.029 800 768 1 3 28

H + 63.981 1688 1280 48 112 248

V + 60.02 1066 1024 1 3 38

H + 47.7 1680 1280 66 134 200

V + 60 795 768 1 3 23

Mode H/VSort

1

2

3

4

5

6

7

8

9

10

11

12

13

25.175

28.321

25.175

31.5

36.0

40.0

49.5

56.25

57.283

65.0

78.75

108.0

80.14

640x35070Hz

640x48085Hz

640x48060Hz

640x48075Hz

720x40070Hz

800x60060Hz

800x60075Hz

800x60085Hz

832x62475Hz

1024x76860Hz

1024x76875Hz

1280x102460Hz

1280x76860Hz

Sync Polarity Frequency

DotClock

Total Period(E)

Video Active Time(A)

Sync Duration(D)

Back Porch(F)

Front Porch(C)

Resolution

Page 6: LG Flatron L172WT_LCD Monitor Service Manual

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FRONT VIEW

REAR VIEW CONNECTOR PANEL

REAR VIEW

OPERATING INSTRUCTIONS

S-Video

MIC.In

Front Control Panel(P6)

DVI-I

AudioRLPbY Pr

S-Video

Audio InMIC.Out

MIC.In

DVI-I

AudioRLPbY Pr

S-Video

Audio InMIC.Out

MIC.In

DVI-I

AudioRLPbY Pr

S-Video

Audio InMIC.Out

MIC.In

Theft preventionlocking device

BackCap

AV(CVBS) InputTerminal(Audio)

AV(CVBS) InputTerminal(Video)

S-Video Input Terminal

Headphone/EarphoneConnection Terminal

Microphone ConnectionTerminal

1

3

4 5 2

1. DVI Digital Signal Connector (DVI-D or DVI-A)2. TV Tuner Jack: Connect the antenna.3. Connect the power cord.4. Connent to the jack in the PC sound card5. HDTV Input Terminal

Page 7: LG Flatron L172WT_LCD Monitor Service Manual

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OPERATING INSTRUCTIONS

Front Control Panel

721643 5

• This Indicator lights up green when the display operates normally. If the display is in DPM(Energy Saving) mode, this indicator color changes to amber.

• Press the button to turn on the power. Press the button again to turn it off.

Power LED

Power Button

• Adjust the volume.

• Use this button to directly control brightness andcontrast of the PC signal (DVI-D/DVI-A).

• Use this button to control the channel for the TV signal.

• Use this button to show/hide the OSD (On Screen Display) menu screen.MENU Button

• Use the button to select an icon or adjust the setting in the OSD screen.OSD Select/Adjust Button

[For DVI-ANALOG signal]• Select the icon to adjust on the OSD screen.• If you press the [AUTO/SELECT] button, automatic screen adjustment will be started.

[Other signals that DVI-ANALOG]• The current signal and mode information will be displayed.

AUTO/SELECT Button

OSD Lock/Unlock Button

1

2

3

4

5

6

7

• Select the input signal SOURCE Button

• The unit that receives the signal from the remote controller.

DVI

AUTO/SELECTSOURCE

DVI DIGITAL DVI digital signalDVI ANALOG DVI analog signalVIDEO1(CVBS) Composite videoVIDEO2(S-Video) S-VideoHDTV(Y, Pb, Pr) HD televisionTV Television

• OSD is locked • OSD is unlocked.

Use this button to lock/unlock OSD screen adjustment.(Activated when pressed together longer than 5 seconds.)

Menu button +Under the CAPTION & VCHIP menu, it is alsopossible to lock/unlock the OSD screenadjustment with the 'KEY LOCK' tab.

Page 8: LG Flatron L172WT_LCD Monitor Service Manual

Remote Controller Buttons

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Power On/Off Button

Channel Up/Down Button

• Input Select Button• TV/AV Button

(See next page)

Sleep ButtonWhen watching AV/HDTV/TV - The monitor will be automatically turnedoff after a certain period of time.Press this button repetitively to select anappropriate time duration

PSM ButtonWhen watching AV/HDTV/TV- Automatically adjusts the image.Press this button repetitively to setthe intended screen.

CAPTION Button

•Menu Button• Exit Button

Auto Channel ButtonTV: Automatic TV channel setupPC: Automatic adjustment function(Operational for the analog signal only)

Channel Number SelectButton

Operational at the TV mode only

Check Button

Sound Mode SelectSelect the sound mode: MONO/STEREO/SAP

Video Operation ButtonApplicable for LG products only

Volume Button

Mute button

Page 9: LG Flatron L172WT_LCD Monitor Service Manual

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1. PIP (Picture in Picture) ButtonThe sub-screen moves to the next mode whenever you press this button.: Small -> Large -> Off

2. POP (Picture out Picture) ButtonThe sub-screen moves to the next mode whenever you press this button.: POP ON -> PBP(FULL) -> PBP(4:3) -> OFF

If you press the button once,the following Input SignalWindow will appear. Selectthe signal type you wantusing the button.

This button will be enabled onlywhen you selected the TV/AVsignal. The signal type will bechanged with the following order.Set the signal type you want.

POP ON PBP (FULL) PBP (4:3)

• Input Select Button • TV/AV Button

TV VIDEO1 VIDEO2 HDTV

DVI

SWAP

SWAP

3. Swap ButtonYou can swap the main screen and the sub-screen when the PIP/POP/PBPfunction is used..

When 'Input Signal 1' comes on in the main screen, only'Input Signal 2' can be displayed on the sub-screen. On thecontrary, if the main screen displays 'Input Signal 2', the sub-screen can display 'Input Signal 1' only. You can swap 'InputSignal 1' and 'Input Signal 2' using the SWAP button.

<Table of PIP/POP/PBP Function Support>

Page 10: LG Flatron L172WT_LCD Monitor Service Manual

DISASSEMBLY

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(a)

1.BACK CAP REMOVAL1)Remove the Back cap.

2. TV TUNER REMOVAL1)Remove the screw(a).2)Remove the Tuner.

CAUTIONTo prevent scratches on the back cover, make sure todetach the tuner before detaching the back cover.

Page 11: LG Flatron L172WT_LCD Monitor Service Manual

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BLOCK DIAGRAM

DV

I-I C

VB

S-i

n

SP

(R

)

SP

(L

)

Vid

eoD

eco

der

(VP

C32

30)

Au

dio

Dec

od

er(M

SP

342

0G)

Au

dio

Am

p(T

PA30

04)

DC

/DC

C

on

vert

er

LC

DM

od

ule

12V

5V3.

3V

128M

b

DD

R

SD

RA

M(H

Y5D

U28

3222

Q4)

EE

PR

OM

Sys

tem

8V

2.5

V

Y/C

H/ V

Syn

c

5V 8V

12V

3.3

V2.

5V

2.5

V

12V

Key

Co

ntr

ol

AD

C_I

N1

/A

DC

_IN

2

Dat

a(F

SD

0 .

.31)

(FS

A 0

..1

1)

PC

B_P

WR

INV

_P

WR

LC

M_

PW

R A

MP

_P

WR

Co

ntr

ol

Sig

na

ls

R,G

,BE

ven

RG

B

Fo

rma

t C

on

ver

ter

Cir

cuit

YP

bP

r

Tun

er C

VB

S

1.8

V

Lip

s12

V In

ver

ter

5V12

V

4Mb

Fla

shM

emo

ry(2

9LV

040B

) D

ata

(OC

MD

0 .

.7)

(OC

MA

0 .

.19)

3.3

V

1.8

V

H/ V

Syn

c

RX

DT

XD

Vid

eo S

ign

al

Pro

cess

or

(gm

150

1)

5V3.

3V

Cap

tio

n/V

-Ch

ip(M

3713

6)H

S/V

S/V

OU

TF

B/R

1/G

1/B

1

3.3

V2.

5V

PC

B_P

WR

INV

_P

WR

LC

M_

PW

R A

MP

_P

WR

A

nal

og

Sig

nal

An

alo

gS

wit

ch(B

A76

57F

)

D

igit

al S

ign

al

TPA

6110

VAR

OU

TR

/L

HD

TV P

C A

ud

io

DT

V A

ud

io

CV

BS

Au

dio

EE

PR

OM

DD

C-D

Vid

eo S

ign

al

Tun

er 3

3V

AV

Bo

ard

MiC

MiC

Ou

t

In

Page 12: LG Flatron L172WT_LCD Monitor Service Manual

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DESCRIPTION OF BLOCK DIAGRAM

1. Input Signal Part

It is composed of four parts.-PC signal input part:24pin DVI-I and PC Audio inputjack.-AV Video input part: RCA Jack (CVBS signal), S-VideoJack-HDTV input part : YPbPr Jack and RL Stereo Audioinput jack-TV signal input part: TV Tuner input Connector (TVsignal)

2. Video Signal Processor

It is composed of GM1501(U402) GM1501 includes A/D Converter and LVDS Transmitter GM1501 is directly Inputted Analog and Digital Signalor Video Signal from Video DecoderThis Signal is converted into compatible Signal byMICOM's control and then GM1501 transmit it to LCDModule.

3. Analog Switch

It is composed of BA7657FBA7657F Switch DVI-A to HDTV

4. Micom Controller

It is composed of 29LV040B(U403) its functions iscontrolling each IC, display mode and frequencythrough EEPROM and IIC communication.

5. Video decoder.

This block is composed of VPC3230D (U203) andperipheral devices.This IC analyzes input signal of CVBS, Y/C and outputanalyzed signal (8bit interlace signal) to Video SignalProcessor block.Analyzed signal has video control signals like Contrast,Brightness, Sharpness, Color, tint signals IncludingAdaptive Comb Filter.

6. Audio decoder part.

This block is composed of MSP3420G (U503) andperipheral devices.This IC analyzes Audio input signal through A/V Jackand PC audio. And output the analyzed signals to Audio Amplifier(TPA3004).

7. Audio Amplifier

This block is composed of TPA3004 (U505) andperipheral devices.It amplifies audio signal input from Audio Decoder and output amplified audio signal to Speaker, Audio OutputJack.

8. Control

It receives outer key input, transmits the input toMicom(U403).There is key input part and remote controller receiver.

9. LIPS Part

It is composed of two parts- Power Part functions that Input power converts to 33V,12V,5V power for operating circuits.

- Inverter Part functions that Input Power converts to compatible "Vrms" value for operate LCD lamp.

Page 13: LG Flatron L172WT_LCD Monitor Service Manual

Windows EDID V1.0 User Manual

Operating System: MS Windows 98, 2000, XPPort Setup: Windows 98 => Don’t need setup

Windows 2000, XP => Need to Port Setup.This program is available to LCD Monitor only.

[Analog EDID]At first select "DVI-Analog" in "Source" menu.

[Digital EDID]At first select "DVI-Digital" in "Source" menu.

1. Port Setupa) Copy “UserPort.sys” file to

“c:\WINNT\system32\drivers” folderb) Run Userport.exe

c) Remove all default numberd) Add 300-3FF

e) Click Start button.f) Click Exit button.

2. EDID Read & Write1) Run WinEDID.exe

2) Edit Week of Manufacture, Year of Manufacture, Serial Numbera) Input User Info Datab) Click “Update” buttonc) Click “ Write” button

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ADJUSTMENT

Page 14: LG Flatron L172WT_LCD Monitor Service Manual

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SERVICE OSD

NVRAM INITIAL

MICOM VERSION Ver. 49

VCHIP TEST

OFF

OFF

L172WALMODEL

ELAPSED TIME 21 H

WB 0

SETUP

UP / DOWN SELECT UP / DOWN SELECT

NVRAM INITIAL

MICOM VERSION Ver. 49

VCHIP TEST

OFF

OFF

L172WALMODEL

ELAPSED TIME 21 H

WB 0

SETUP

1. Press the MENU key and then enter 3-0-2-0 with theDirect Channel Select button on the remote control(See the remote control figure on page 8) to accessthe Service menu.

2. MODEL shows the factory model name of themonitor. You don't need to make any adjustment inthis menu.

UP / DOWN SELECT

MICOM VERSION Ver. 49

VCHIP TEST OFF

ELAPSED TIME 21 H

WB 0

SETUP

NVRAM INITIA OFFL

MODEL L172WAL

UP / DOWN SELECT

MICOM VERSION Ver. 49

VCHIP TEST OFF

ELAPSED TIME 21 H

WB 0

SETUP

NVRAM INITIA OFFL

MODEL L172WAL

3. Select "OFF" in the NVRAM INITIAL using theleft/right key to return to the factory defaults.

4. Shows the monitor usage time. You don't need tomake any adjustment in this menu.

UP / DOWN SELECT

VCHIP TEST OFF

ELAPSED TIME 21 H

WB 0

SETUP

NVRAM INITIA OFFL

MICOM VERSION Ver. 49

MODEL L172WAL

5. Shows the Micom version. You don't need to makeany adjustment in this menu.

6. Use this menu to test the Vchip. When you select"OFF" using the left/right key, blocking will beinitiated depending on the rating signal.

UP / DOWN SELECT

MICOM VERSION Ver. 49

ELAPSED TIME 21 H

WB 0

SETUP

NVRAM INITIA OFFL

VCHIP TEST OFF

MODEL L172WAL

Page 15: LG Flatron L172WT_LCD Monitor Service Manual

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UP / DOWN SELECT

VCHIP TEST OFF

ELAPSED TIME 21 H

WB 0

SETUP

NVRAM INITIA OFFL

MICOM VERSION Ver. 49

MODEL L172WAL

UP / DOWN SELECT

MICOM VERSION Ver. 49

ELAPSED TIME 21 H

WB 1

SETUP

NVRAM INITIA OFFL

VCHIP TEST OFF

MODEL L172WAL

7. Use this menu to adjust white balance.Press the left/right key in the black screen to adjustblack. The WB value can be changed from 0 to 1.

8. Press the left/right key in the white screen to adjustwhite. The WB value can be changed from 1 to 2.

220

IBMCompatible PC

PARALLEL PORT

Power inlet (required)

Power LED

ST Switch

Power Select Switch(110V/220V)

Con

trol

Lin

e

Not u

sed

RS232

C

PARAL

LEL

V-SY

NC

POW

ER

ST

VGS

MONITOR

E

E

V-Sync On/Off Switch(Switch must be ON.)

F

F

A

A

BB

C

C

15105

5

69

1

1

1

14

13

25

6

5V

5V

5V

4.7K4.7K

4.7K

74LS06

74LS06

OFF ON

OFF

ON

11

S-Video

DVI-I

AudioRLPbY Pr

S-Video

Audio InMIC.Out

MIC.In

Video SignalGenerator

Figure 1. Cable Connection

Page 16: LG Flatron L172WT_LCD Monitor Service Manual

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TROUBLESHOOTING GUIDE

1. NO POWER

NO POWER(POWER INDICATOR OFF)

CHECK LIPS POWERBOARD

CHECK J601VOLTAGE

(33V, 12V, 5V)?

NO

CHECK KEY CONTROL BOARD

YES

YES

YES

CHECK X401CHECK

X401(14.318MHz) ?

NO

CHECK MICOM(U402)CHECK

DATA LINE of U403 ?

NO

Page 17: LG Flatron L172WT_LCD Monitor Service Manual

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2. NO RASTER(OSD IS NOT DISPLAYED)

NO RASTER(OSD IS NOT DISPLAYED)

CHECK THE PERIPHERALIC U402CHECK U402?

NO

CHECK THE PERIPHERALIC U402

CHECK LVDS OUTPUT

(J401)?

NO

CHECK INVERTERCABLE

YES

YES

YES

YES

CHECK BOTTOM OF LIPS(Q201~Q204)

CHECK LIPS POWER

NO

Page 18: LG Flatron L172WT_LCD Monitor Service Manual

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3. NO RASTER ON VIDEO SIGNAL INPUT

NO RASTER ON VIDEO SIGNAL

CHECK CABLE OF VIDEO/COMPONENT

CHECK THE PERIPHERAL ICOF VPC3230(U203)

CHECK THE PERIPHERAL ICOF GM1501(U402)

CHECK VPC3230(U203) I/O SIGNAL

CHECK GM1501(U402)

NO

YES

YES

NO

YES

Page 19: LG Flatron L172WT_LCD Monitor Service Manual

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4. NO RASTER ON TV SIGNAL INPUT

NO RASTER ON TV SIGNAL

CHECK CONNECTION OF TVTUNER AND ANTENNA

SELECT AUTO CH OF OSD

CHECK THE PERIPHERAL ICOF VPC3230(U203)

CHECK THE PERIPHERAL ICOF GM1501(U402)

CHECK TV CH

CHECK VPC3230(U203) I/OSIGNAL

CHECK GM1501(U402)

POWER CHECK OF TUNER(TU701) : L701(33V), L702(5V)

POWER CHECK OF VPC3230(U203) :L205(5V), L213(3.3V)

POWER CHECK OF GM1501(U402)

NO

NO

YES

YES

NO

Page 20: LG Flatron L172WT_LCD Monitor Service Manual

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5. SOUND TROBLE SHOOTING

NO SOUND OUTPUT

CHECK SOUND OF VCR, HDTV,PC(TV)CHECK CONNECTION OF TUNER

AND ANTENNA

INPUT: CHECK THE PERIPHERAL IC OF MSP3420G(U503)

OUTPUT: CHECK THE PERIPHERAL IC OF TPA3004(U505)

CHECK CONNECTION OFSPEAKER ON MONITOR

CHECK SOUND INPUT =>PC SOUND(J505)

=>VIDEO, HDTV SOUNDCHECK THE PERIPHERAL IC OF

MSP3420G(U503) CHECK MSP3420G(U503) I/O SIGNAL

CHECK TPA3004(U505) I/O SIGNAL

CONNECTOR CHECK

POWER CHECK OF MSP3420G(U503) : L514(8V), L509(5V)

POWER CHECK OF TPA3004(U505) : C550(12V)

NO

YES

YES

YES

NO

NO

Page 21: LG Flatron L172WT_LCD Monitor Service Manual

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6. NO RASTER STATE ON ANALOG SIGNAL

NO RASTER ON ANALOG SIGNAL

CONNECTOR(J102) CHECK

CHECK THE PERIPHERAL IC OF GM1501(U402)

CHECK THE PERIPHERAL IC OF GM1501(U402)

CHECK THE PERIPHERAL IC OF DVI-A(J102)

CHECK I/O SYNC OF BA7657(U103)

CHECK ADC INPUT SIGNAL INGN1501(U402)

CHECK GM1501(U402) I/O SIGNAL

CHECK LVDS I/O SIGNAL

POWER CHECK OF BA7657(U103) : L102(5V)

POWER CHECK OF GM1501(U402)

POWER CHECK OF LVDS OUTPUT: J401

NO

NO

YES

YES

YES

YES

YES

NO

Page 22: LG Flatron L172WT_LCD Monitor Service Manual

- 22 -

7. NO RASTER STATE ON DIGITAL SIGNAL

NO RASTER STATE ON DIGITAL SIGNAL

CONNECTOR(J102) CHECK

CHECK THE PERIPHERAL IC OF GM1501(U402)

CHECK GM1501(U402) I/O SIGNAL

CHECK LVDS I/O SIGNAL

POWER CHECK OF GM1501(U402)

POWER CHECK OF LVDS OUTPUT: J401

CHECK THE PERIPHERAL IC OF GM1501(U402)

NO

NO

Page 23: LG Flatron L172WT_LCD Monitor Service Manual

- 23 -

WIRING DIAGRAM

J601

J201

J503

J402

J401

J501

Connector Ass’y P/N: 6631T20029A

Connector Ass’y P/N:6631T20029E

Connector Ass’y P/N:6631T20010C

Connector Ass’y P/N:6631T20010B

Connector Ass’y P/N: 6631T11016C

Connector Ass’y P/N: 6631T20029F

Page 24: LG Flatron L172WT_LCD Monitor Service Manual

- 24 -

EX

PL

OD

ED

VIE

W

Page 25: LG Flatron L172WT_LCD Monitor Service Manual

- 25 -

EXPLODED VIEW PARTS LIST

Ref. No.

1

2

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

Part No.

3091TKL093B

6304FLP061B

3809TKL064B

3043TKK143A

3550TKK427B

6401TZZ038A

6871TST461A

6871TVT365A

4814TKK257A

6631T11016C

4951TKS140A

6871TPT262B

3313TL7025B

6871TMT493B

6700NF0004B

4950TKK595A

4951TKK164A

4951TKK163A

4950TKK678A

4810TKK220A

3550TKK430A

6852TAZ006B

6852TAZ006D

6852TAZ006K

6852TAZ006N

6866TDV001E

6866TDV004C

6410TUW002B

4930TKK048A

6710T00003G

Description

CABINET ASSEMBLY, L172WAL BRAND L084 US PC+ABS

LCD(LIQUID CRYSTAL DISPLAY), LC171W03-A4K3 LG PHILPS TFT COLOR 17.1" WIDE

BACK COVER ASSEMBLY, L172WAL L067 US PC+ABS

TILT SWIVEL ASSEMBLY, L172WA K428 BRAND

COVER, L172WAL BACK DECORATION PC/ABS

SPEAKER ASSEMBLY, L172WAL K103B081,3W,8OHM,5PIN

PWB(PCB) ASSEMBLY, SUB, L172WAL CONTROL TOTAL BRAND CL-56

PWB(PCB) ASSEMBLY, VIDEO, L172WAL VIDEO TOTAL BRAND CL-56

SHIELD, SIDE AV-PCB L172WA

CONNECTOR ASSEMBLY, 20P H-H 100MM UL20276 I/FACE CABLE LB500K

METAL ASSEMBLY, FRAME MAIN L172WA

PWB(PCB) ASSEMBLY, POWER, L172WAL POWER TOTAL SUNGHO BRAND 17" WIDE FOR LPL

MAIN TOTAL ASSEMBLY, L172WAL BRAND CL-56

PWB(PCB) ASSEMBLY, MAIN, L172WAL ALUST BRAND CL-56 TOTAL

TUNER, TAFH-HOOIP LG INOTEK NTSC FS TUNNER FOR L3020AL

METAL, PLATE TV TUNER

METAL ASSEMBLY, FIX MAIN PCB L172WA

METAL ASSEMBLY, REAR L172WA

METAL, PLATE BACK L172WA

BRACKET, L1801FP EMI INSERT

COVER, L172WA BACK STAND

CORD, A/V, RCA CABLE UL2863 AWG28 3000MM BLACK(9930) DH-3P-N300C LM295B

CORD, A/V, DIN CABLE UL 2990-9C(5.5) 1560MM BLACK(9930) DH-150DIN LM295B

CORD, A/V, A/V KHC-ST-3-0001 UL 2851 #28-2C 1560MM GRAY(85964) KSD PINK-PINK

CORD, A/V, A/V KCA-ST-3-0011 UL2851 AWG28 1560MM GRAY(85964) LIME-L/BLUE WITH CORE L2320AL

CABLE, DVI, UL2990 DT 2000MM BLACK(9930) L172WAL DM

CABLE, DVI, UL20276 DT 2000MM GRAY(85964) LB885C DM

POWER CORD, SP305+IS14 I-SHENG UL/CSA 1870MM WALL 85964 GRAY

HOLDER, CABLE L16.5*H10

REMOTE CONTROLLER, L3020AL ALUST NTSC 30" AV/TV

Page 26: LG Flatron L172WT_LCD Monitor Service Manual

- 26 -

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

C101 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC103 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC104 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC105 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC106 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC107 0CC331CK41A 330PF 1608 50V 5% R/TP NP0C108 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC109 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC110 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC111 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC112 0CC331CK41A 330PF 1608 50V 5% R/TP NP0C113 0CC331CK41A 330PF 1608 50V 5% R/TP NP0C114 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC115 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C116 0CH6101K416 100PF 50V J NP0 2012 R/TPC118 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C119 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC120 0CH6101K416 100PF 50V J NP0 2012 R/TPC121 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC122 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC123 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC124 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC125 0CC101CK41A 100PF 1608 50V 5% R/TP NP0C126 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC127 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC128 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC129 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC130 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC131 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC132 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C134 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C139 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C142 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC143 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC144 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC145 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC146 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC153 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC154 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC157 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 RC158 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 RC159 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 RC160 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 RC161 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 RC162 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 RC163 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC164 0CH6471K416 470F 50V J NP0 2012 R/TPC179 0CE477EF610 470UF KMG,RD 16V 20% BULK FLC180 0CE106CK610 10UF SHL,SD 50V 20% BULK FLC184 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC201 0CC120CK41A 12PF 1608 50V 5% R/TP NP0C202 0CC331CK41A 330PF 1608 50V 5% R/TP NP0

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

C203 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC204 0CC120CK41A 12PF 1608 50V 5% R/TP NP0C205 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC206 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C207 0CK473CK56A 47000PF 1608 50V 10% R/TP X7RC208 0CC331CK41A 330PF 1608 50V 5% R/TP NP0C209 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC210 0CK473CK56A 47000PF 1608 50V 10% R/TP X7RC211 0CC331CK41A 330PF 1608 50V 5% R/TP NP0C212 0CC180CK41A 18PF 1608 50V 5% R/TP NP0C213 0CH8106F691 10UF 16V 20% 105STD (CYL) R/TC214 0CC180CK41A 18PF 1608 50V 5% R/TP NP0C215 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC216 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC217 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC218 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC219 0CK152CK51A 1500PF 1608 50V 10% R/TP B(Y5C220 0CH8106F691 10UF 16V 20% 105STD (CYL) R/TC221 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC222 0CK472CK51A 4700PF 1608 50V 10% R/TP B(Y5C223 0CC391CK41A 390PF 1608 50V 5% NP0 R/TPC224 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC225 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC226 0CK152CK51A 1500PF 1608 50V 10% R/TP B(Y5C227 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C228 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC229 0CC331CK41A 330PF 1608 50V 5% R/TP NP0C231 0CH6152K406 1500PF 50V J SL 2012 R/TPC232 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC233 0CH3472K516 4700PF 50V K B 2012 R/TPC234 0CH8106F691 10UF 16V 20% 105STD (CYL) R/TC235 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC236 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC237 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC238 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC239 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C240 0CC100CK41A 10PF 1608 50V 5% R/TP NP0C242 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC243 0CC331CK41A 330PF 1608 50V 5% R/TP NP0C245 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC246 0CC681CK41A 680PF 1608 50V 5% NP0 R/TPC247 0CC391CK41A 390PF 1608 50V 5% NP0 R/TPC248 0CK152CK51A 1500PF 1608 50V 10% R/TP B(Y5C249 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC251 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC252 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC253 0CC100CK41A 10PF 1608 50V 5% R/TP NP0C254 0CK472CK51A 4700PF 1608 50V 10% R/TP B(Y5C255 0CC391CK41A 390PF 1608 50V 5% NP0 R/TPC256 0CC101CK41A 100PF 1608 50V 5% R/TP NP0C257 0CC101CK41A 100PF 1608 50V 5% R/TP NP0C259 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC260 0CC101CK41A 100PF 1608 50V 5% R/TP NP0C261 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7R

REPLACEMENT PARTS LIST

CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL.

* NOTE : S SAFETY MarkAL ALTERNATIVE PARTS

MAIN BOARDCAPACITORS

Page 27: LG Flatron L172WT_LCD Monitor Service Manual

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

C262 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C266 0CK472CK51A 4700PF 1608 50V 10% R/TP B(Y5C267 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C268 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC269 0CK152CK51A 1500PF 1608 50V 10% R/TP B(Y5C270 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC271 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC272 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC273 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC274 0CK473CK56A 47000PF 1608 50V 10% R/TP X7RC275 0CC331CK41A 330PF 1608 50V 5% R/TP NP0C276 0CH6201K416 200PF 50V J NP0 2012 R/TPC277 0CH6201K416 200PF 50V J NP0 2012 R/TPC278 0CC561CK41A 560PF 1608 50V 5% NP0 R/TPC284 0CC101CK41A 100PF 1608 50V 5% R/TP NP0C285 0CC101CK41A 100PF 1608 50V 5% R/TP NP0C289 0CH6102K406 1000PF 50V J SL 2012 R/TPC292 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC293 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC294 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC295 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC296 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC369 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC370 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC401 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC402 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC403 0CC102CK41A 1000PF 1608 50V 5% R/TP NP0C404 0CC102CK41A 1000PF 1608 50V 5% R/TP NP0C405 0CC102CK41A 1000PF 1608 50V 5% R/TP NP0C406 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC407 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC408 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC409 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC412 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC413 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC414 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC415 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC416 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC417 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC418 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC420 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC424 0CC220CK41A 22PF 1608 50V 5% R/TP NP0C425 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC426 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC427 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC429 0CC150CK41A 15PF 1608 50V 5% R/TP NP0C430 0CH8475J611 4.7UF 35V M 85STD(CYL) R/TPC435 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC459 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC460 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC461 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC462 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC464 0CC220CK41A 22PF 1608 50V 5% R/TP NP0C468 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC469 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC470 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC471 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC472 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC473 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC474 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC475 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC476 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TP

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

C477 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC478 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC479 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC480 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC481 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC482 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC483 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC484 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC487 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC488 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC489 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC490 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC491 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC492 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC493 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC494 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC495 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC496 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC497 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC498 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC499 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC501 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC502 0CE475EK638 4.7UF KMG 50V 20% FM5 TP 5C503 0CE227EF638 220UF KMG,RD 16V 20% TP 5 FM5C504 0CE227EF638 220UF KMG,RD 16V 20% TP 5 FM5C505 0CK474CH94A 0.47UF 1608 25V 80%,-20% R/TPC506 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC507 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC508 0CC471CK41A 470PF 1608 50V 5% R/TP NP0C509 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC510 0CC471CK41A 470PF 1608 50V 5% R/TP NP0C512 0CK562CK51A 5600PF 1608 50V 10% R/TP B(Y5C513 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C514 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C515 0CK562CK51A 5600PF 1608 50V 10% R/TP B(Y5C516 0CK562CK51A 5600PF 1608 50V 10% R/TP B(Y5C517 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC518 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C519 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C520 0CK562CK51A 5600PF 1608 50V 10% R/TP B(Y5C523 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC524 0CC221CK41A 220PF 1608 50V 5% R/TP NP0C525 0CE226EK610 22UF KMG,RD 50V 20% FL BULKC526 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C527 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC528 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC529 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC531 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC540 0CH8106F691 10UF 16V 20% 105STD (CYL) R/TC541 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC542 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC548 0CK224CF56A 0.22UF 1608 16V 10% R/TP X7RC549 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C550 0CE226EK610 22UF KMG,RD 50V 20% FL BULKC551 0CH6471K416 470F 50V J NP0 2012 R/TPC553 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC554 0CH6471K416 470F 50V J NP0 2012 R/TPC556 0CC101CK41A 100PF 1608 50V 5% R/TP NP0C557 0CC3R3CK01A 3.3PF 1608 50V 0.25 PF R/TP NC558 0CC560CK41A 56PF 1608 50V 5% R/TP NP0C559 0CC560CK41A 56PF 1608 50V 5% R/TP NP0C560 0CC560CK41A 56PF 1608 50V 5% R/TP NP0

- 27 -

Page 28: LG Flatron L172WT_LCD Monitor Service Manual

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

C561 0CC3R3CK01A 3.3PF 1608 50V 0.25 PF R/TP NC562 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC565 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC566 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC569 0CK332CK51A 3300PF 1608 50V 10% R/TP B(Y5C570 0CK332CK51A 3300PF 1608 50V 10% R/TP B(Y5C572 0CH8476F691 47UF 16V 20% 105STD (CYL) R/TC573 0CH8106F691 10UF 16V 20% 105STD (CYL) R/TC574 0CH8106F691 10UF 16V 20% 105STD (CYL) R/TC576 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC577 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C578 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC579 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C580 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC581 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C587 0CE226EK610 22UF KMG,RD 50V 20% FL BULKC588 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC589 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC590 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C591 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C592 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C593 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C594 0CK105CF94A 1UF 1608 16V 80%,-20% R/TP F(C598 0CC471CK41A 470PF 1608 50V 5% R/TP NP0C599 0CC471CK41A 470PF 1608 50V 5% R/TP NP0C601 0CE477EF610 470UF KMG,RD 16V 20% BULK FLC602 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 RC603 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC604 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 RC605 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC606 0CE477EF610 470UF KMG,RD 16V 20% BULK FLC607 0CE107WF6DC 100UF MVK 16V 20% R/TP(SMD) SC608 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C609 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC610 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C611 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC612 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C613 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC614 0CE477EF610 470UF KMG,RD 16V 20% BULK FLC615 0CE227EF638 220UF KMG,RD 16V 20% TP 5 FM5C616 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC617 0CE477EF610 470UF KMG,RD 16V 20% BULK FLC618 0CE477EF610 470UF KMG,RD 16V 20% BULK FLC619 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC623 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC624 0CE227EF638 220UF KMG,RD 16V 20% TP 5 FM5C625 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC630 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC631 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C632 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC633 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC635 0CE107WF6DC 100UF MVK 16V 20% R/TP(SMD) SC637 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC639 0CK103CK51A 0.01UF 1608 50V 10% R/TP B(Y5C640 0CE107WF6DC 100UF MVK 16V 20% R/TP(SMD) SC641 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC642 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC644 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC645 0CE107WF6DC 100UF MVK 16V 20% R/TP(SMD) SC648 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC649 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC652 0CE227EF638 220UF KMG,RD 16V 20% TP 5 FM5

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

C653 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC654 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC655 0CH8226F691 22UF 16V 20% 105STD (CYL) R/TC657 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC670 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC672 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC673 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC690 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC691 0CE107WF6DC 100UF MVK 16V 20% R/TP(SMD) SC694 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7RC701 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC702 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC703 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC705 0CH6100K116 10PF 50V D NP0 2012 R/TPC706 0CH6100K116 10PF 50V D NP0 2012 R/TPC707 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC708 0CH3105F946 1UF 16V Z F 2012 R/TPC709 0CH3105F946 1UF 16V Z F 2012 R/TPC710 0CH3105F946 1UF 16V Z F 2012 R/TPC711 0CH3105F946 1UF 16V Z F 2012 R/TPC712 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC714 0CE106CK610 10UF SHL,SD 50V 20% BULK FLC715 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC716 0CE107EF610 100UF KMG,RD 16V 20% FL BULKC717 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC718 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TPC719 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TP

D101 0DS226009AA KDS226 TP KEC SOT-23 80V 300D102 0DS226009AA KDS226 TP KEC SOT-23 80V 300D110 0DS226009AA KDS226 TP KEC SOT-23 80V 300D111 0DS226009AA KDS226 TP KEC SOT-23 80V 300D112 0DS226009AA KDS226 TP KEC SOT-23 80V 300D113 0DS226009AA KDS226 TP KEC SOT-23 80V 300D114 0DS226009AA KDS226 TP KEC SOT-23 80V 300D115 0DS226009AA KDS226 TP KEC SOT-23 80V 300D121 0DS226009AA KDS226 TP KEC SOT-23 80V 300D122 0DS226009AA KDS226 TP KEC SOT-23 80V 300D123 0DS226009AA KDS226 TP KEC SOT-23 80V 300D124 0DS226009AA KDS226 TP KEC SOT-23 80V 300D125 0DS226009AA KDS226 TP KEC SOT-23 80V 300D128 0DS226009AA KDS226 TP KEC SOT-23 80V 300D501 0DS226009AA KDS226 TP KEC SOT-23 80V 300D502 0DS226009AA KDS226 TP KEC SOT-23 80V 300D503 0DS226009AA KDS226 TP KEC SOT-23 80V 300D601 0DS226009AA KDS226 TP KEC SOT-23 80V 300D701 0DS226009AA KDS226 TP KEC SOT-23 80V 300D702 0DS226009AA KDS226 TP KEC SOT-23 80V 300D703 0DS226009AA KDS226 TP KEC SOT-23 80V 300ZD101 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD102 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD103 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD117 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD118 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD401 0DZ910009FE UDZS 9.1B TP ROHM - - 9.1V -ZD501 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD502 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD505 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD506 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD507 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2

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DIODEs

Page 29: LG Flatron L172WT_LCD Monitor Service Manual

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

ZD508 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD509 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD510 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD511 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD512 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD513 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD514 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD515 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD516 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD701 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD702 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD703 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD704 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2ZD705 0DZ560009DA UDZ S 5.6B TP ROHM-K SOD323 2

U101 0ISS524202B S524A40X21(SCT0) SAMSUNG ELECU102 0ISS524202B S524A40X21(SCT0) SAMSUNG ELECU103 0IRH765700B BA7657F 24P,SOP TP INPUT SIG.U104 0IMO140662A MC14066BDR2 14P,SOIC TP BILATU110 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU111 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU112 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU113 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU114 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU115 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU116 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU117 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU118 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU119 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU120 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU121 0DRCE00018A PACDN004 CAMD R/TP SOT143 5VU202 0IZZTSZ302A MITSUBISHI 52P SDIP ST V-CHIPU203 0IIT323000E VPC3230D C5 80P QFP TRAY VIDEU401 0IMMRHY051A HY5DU283222AQ-4 HYNIX 100P,LQU402 0IPRPGN011A GM1501 GENESIS 406P, TRAY UXGU403 0IZZTSZ350B MACRONIX 32 PIN PLCC ST FLASHU403 6620F00017A CCSD-32T-SM WOOYOUNG 32P PLCCU404 0IMMRSS040C S524A60X51(SCT0) SAMSUNG ELECU407 0ISTLFA058A 74F14SCX FAIRCHILD 14P,SOIC RU501 0IPRPTI034A TPA6110 TEXAS INSTRUMENT 8P,SU503 0IPRPMN001A MSP3420G MICRONAS 80,PQFP TRAU505 0IPRPTI036A TPA3004D2PHPR TEXAS INSTRUMENU601 0ISS780500H KA78M05-R 3P,D-PAK TP 5V 0.5AU603 0TFIR80009B IRF7316 INTERNATIONAL RECTIFIU604 0TFIR80009A INTERNATIONAL RECTIFIER IRF73U605 0IPMGFA003B RC1117S-2.5 FAIRCHILD SOT-223U606 0ISS780800J KA78M08R 3P,D-PAK TP VOL. REGU607 0IPMGFA003D FAN1117AS-1.8 FAIRCHILD 4P SOU608 0IRH033200A BA033FP-E2 MOLD-3 TP REGULATOU609 0IRH033200A BA033FP-E2 MOLD-3 TP REGULATOU610 0IRH033200A BA033FP-E2 MOLD-3 TP REGULATO

L101 0RH0752D622 75 1/10W 5 D.R/TPL102 6210TCE001G HH-1M3216-501 CERATEC 3216MML103 0RH0752D622 75 1/10W 5 D.R/TPL104 0RH0752D622 75 1/10W 5 D.R/TPL115 6210TCE001G HH-1M3216-501 CERATEC 3216MML116 6210TCE001G HH-1M3216-501 CERATEC 3216MM

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

L201 0LC2000005D F1-B2012-332KJT,3.3 UH CERATEL202 0LC2000005D F1-B2012-332KJT,3.3 UH CERATEL203 0LC2000005D F1-B2012-332KJT,3.3 UH CERATEL204 0LC2000005D F1-B2012-332KJT,3.3 UH CERATEL205 6210TCE001S HU-1M2012-121 CERATECH 2012MML206 6210TCE001G HH-1M3216-501 CERATEC 3216MML208 6210TCE001G HH-1M3216-501 CERATEC 3216MML210 0LC2000005D F1-B2012-332KJT,3.3 UH CERATEL211 6210TCE001H HB-1T2012-301JT CERATEC 2012ML212 6210TCE001H HB-1T2012-301JT CERATEC 2012ML213 6210TCE001S HU-1M2012-121 CERATECH 2012MML214 6210TCE001G HH-1M3216-501 CERATEC 3216MML215 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML401 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML402 6210TCE001G HH-1M3216-501 CERATEC 3216MML403 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML404 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML405 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML406 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML407 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML408 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML409 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML501 6210TCE001S HU-1M2012-121 CERATECH 2012MML502 6210TCE001S HU-1M2012-121 CERATECH 2012MML503 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML504 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML505 6210TCE001G HH-1M3216-501 CERATEC 3216MML509 6210TCE001G HH-1M3216-501 CERATEC 3216MML512 6210TCE001G HH-1M3216-501 CERATEC 3216MML514 6210TCE001G HH-1M3216-501 CERATEC 3216MML515 6210TCE001S HU-1M2012-121 CERATECH 2012MML516 6210TCE001S HU-1M2012-121 CERATECH 2012MML517 6210TCE001S HU-1M2012-121 CERATECH 2012MML518 6210TCE001S HU-1M2012-121 CERATECH 2012MML519 6210TCE001Y HB-1H2012-320JT CERATEC 2012ML520 6210TCE001G HH-1M3216-501 CERATEC 3216MML601 6210TCE001G HH-1M3216-501 CERATEC 3216MML602 6210TCE001G HH-1M3216-501 CERATEC 3216MML603 6210TCE001G HH-1M3216-501 CERATEC 3216MML604 6210TCE001G HH-1M3216-501 CERATEC 3216MML605 6210TCE001G HH-1M3216-501 CERATEC 3216MML606 6210TCE001G HH-1M3216-501 CERATEC 3216MML607 6210TCE001G HH-1M3216-501 CERATEC 3216MML608 6210TCE001H HB-1T2012-301JT CERATEC 2012ML609 6210TCE001G HH-1M3216-501 CERATEC 3216MML615 6210TCE001G HH-1M3216-501 CERATEC 3216MML616 6210TCE001G HH-1M3216-501 CERATEC 3216MML619 6210TCE001G HH-1M3216-501 CERATEC 3216MML620 6210TCE001G HH-1M3216-501 CERATEC 3216MML701 6210TCE001G HH-1M3216-501 CERATEC 3216MML702 6210TCE001G HH-1M3216-501 CERATEC 3216MM

Q101 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ102 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ103 0DS301109AA MMBD301LT1 TP MOTOROLA SOT23Q104 0DS301109AA MMBD301LT1 TP MOTOROLA SOT23Q105 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ106 0DS301109AA MMBD301LT1 TP MOTOROLA SOT23Q107 0DS301109AA MMBD301LT1 TP MOTOROLA SOT23Q202 0TR390409AE FAIRCHILD KST3904(LGEMTF) TP

- 29 -

ICs

COIL & COREs

TRANSISTOR

Page 30: LG Flatron L172WT_LCD Monitor Service Manual

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

Q401 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ403 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ404 0IKE704200J KIA7042AF SOT-89 TP 4.2V VOLTQ503 0IKE704200J KIA7042AF SOT-89 TP 4.2V VOLTQ506 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ601 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ602 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ603 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ604 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ605 0TR162309CA KSC1623 TP SAMSUNG SOT23 NPNQ701 0TR387500AA CHIP 2SC3875S(ALY) BK KEC - -Q702 0TR387500AA CHIP 2SC3875S(ALY) BK KEC - -

R101 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR102 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR103 0RJ0332D677 33 OHM 1/10 W 5% 1608 R/TPR104 0RJ0332D677 33 OHM 1/10 W 5% 1608 R/TPR105 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR106 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR107 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR108 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR109 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR110 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR111 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR112 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR113 0RH0000D622 0 1/10W P-TYPE TAPPINGR114 0RH0000D622 0 1/10W P-TYPE TAPPINGR115 0RH0000D622 0 1/10W P-TYPE TAPPINGR116 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR117 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR118 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR119 0RJ2001D677 2K OHM 1/10 W 5% 1608 R/TPR120 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR121 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR122 0RJ2001D677 2K OHM 1/10 W 5% 1608 R/TPR123 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR124 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR125 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR126 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR127 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR128 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR130 0RJ1801D677 1.8K OHM 1/10 W 5% 1608 R/TPR131 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR132 0RH8200D622 820 1/10W 5 D.R/TPR133 0RH1002D622 10K OHM 1 / 10 W 2012 5.00% DR134 0RH1001D622 1K OHM 1 / 10 W 2012 5.00% DR135 0RH4701D622 4.7K 1/10W 5 D.R/TPR136 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR138 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR139 0RH0912D622 91 1/10W 5 D.R/TPR140 0RH0912D622 91 1/10W 5 D.R/TPR141 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR142 0RH0912D622 91 1/10W 5 D.R/TPR143 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR147 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR148 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR152 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR153 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR155 0RJ1502D677 15K OHM 1/10 W 5% 1608 R/TPR156 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TP

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

R157 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR158 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR159 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR160 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR161 0RJ0332D677 33 OHM 1/10 W 5% 1608 R/TPR162 0RJ0332D677 33 OHM 1/10 W 5% 1608 R/TPR163 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR166 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR167 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR168 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR169 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR170 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR171 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR172 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR173 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR178 0RJ2001D677 2K OHM 1/10 W 5% 1608 R/TPR179 0RJ6802D677 68K OHM 1/10 W 5% 1608 R/TPR181 0RH4703D622 470K 1/10W 5 D.R/TPR182 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR183 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR184 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR185 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR186 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR187 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR188 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR189 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR196 0RJ2201D677 2200 OHM 1/10 W 5% 1608 R/TPR197 0RJ2201D677 2200 OHM 1/10 W 5% 1608 R/TPR198 0RJ2201D677 2200 OHM 1/10 W 5% 1608 R/TPR201 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR202 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TPR204 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR205 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR207 0RH0222D622 22 OHM 1 / 10 W 2012 5.00% DR208 0RH0222D622 22 OHM 1 / 10 W 2012 5.00% DR209 0RH0222D622 22 OHM 1 / 10 W 2012 5.00% DR210 0RH0000D622 0 1/10W P-TYPE TAPPINGR211 0RH0000D622 0 1/10W P-TYPE TAPPINGR214 0RJ1004D677 1000000 OHM 1/10 W 5% 1608 R/R215 0RH1002D622 10K OHM 1 / 10 W 2012 5.00% DR218 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR225 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR226 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR227 0RJ4700D677 470 OHM 1/10 W 5% 1608 R/TPR229 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR230 0RJ3000D677 300 OHM 1/10 W 5% 1608 R/TPR231 0RJ0822D677 82 OHM 1/10 W 5% 1608 R/TPR232 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR233 0RJ3000D677 300 OHM 1/10 W 5% 1608 R/TPR234 0RJ0822D677 82 OHM 1/10 W 5% 1608 R/TPR240 0RH0222D622 22 OHM 1 / 10 W 2012 5.00% DR241 0RJ2202D677 22K OHM 1/10 W 5% 1608 R/TPR243 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR244 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR245 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR246 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR248 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR251 0RH4701D622 4.7K 1/10W 5 D.R/TPR252 0RH0000D622 0 1/10W P-TYPE TAPPINGR255 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR256 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR258 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TP

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RESISTORs

Page 31: LG Flatron L172WT_LCD Monitor Service Manual

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

R259 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR260 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR261 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR262 0RJ3000D677 300 OHM 1/10 W 5% 1608 R/TPR263 0RJ0822D677 82 OHM 1/10 W 5% 1608 R/TPR264 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR266 0RH4701D622 4.7K 1/10W 5 D.R/TPR268 0RH4701D622 4.7K 1/10W 5 D.R/TPR269 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR270 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR271 0RJ4700D677 470 OHM 1/10 W 5% 1608 R/TPR275 0RH4701D622 4.7K 1/10W 5 D.R/TPR276 0RH0000D622 0 1/10W P-TYPE TAPPINGR280 0RH0000D622 0 1/10W P-TYPE TAPPINGR281 0RH0000D622 0 1/10W P-TYPE TAPPINGR282 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR284 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR285 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR286 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR401 0RH1002D422 10000 OHM 1 / 10 W 1% D R/TPR402 0RH1002D422 10000 OHM 1 / 10 W 1% D R/TPR403 0RH1500D622 150 1/10W 5 D.R/TPR405 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR407 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR408 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR409 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR410 0RJ2700D477 270 OHM 1/10 W 1% 1608 R/TPR411 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR412 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR413 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR414 0RH0000D622 0 1/10W P-TYPE TAPPINGR415 0RH0000D622 0 1/10W P-TYPE TAPPINGR418 0RH0000D622 0 1/10W P-TYPE TAPPINGR419 0RH0000D622 0 1/10W P-TYPE TAPPINGR422 0RH0000D622 0 1/10W P-TYPE TAPPINGR423 0RH1002D622 10K OHM 1 / 10 W 2012 5.00% DR424 0RH1002D622 10K OHM 1 / 10 W 2012 5.00% DR425 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR426 0RH2701D622 2.7K 1/10W 5 D.R/TPR427 0RH0000D622 0 1/10W P-TYPE TAPPINGR428 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR430 0RH1002D622 10K OHM 1 / 10 W 2012 5.00% DR431 0RH3301D622 3.3K 1/10W 5 D.R/TPR432 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR433 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR435 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR436 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR440 0RH3301D622 3.3K 1/10W 5 D.R/TPR443 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR445 0RH0000D622 0 1/10W P-TYPE TAPPINGR446 0RJ2202D677 22K OHM 1/10 W 5% 1608 R/TPR448 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR451 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR453 0RJ4700D677 470 OHM 1/10 W 5% 1608 R/TPR454 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR455 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR457 0RJ3302D677 33K OHM 1/10 W 5% 1608 R/TPR458 0RJ4700D677 470 OHM 1/10 W 5% 1608 R/TPR459 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR460 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR463 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR469 0RH0000D622 0 1/10W P-TYPE TAPPING

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

R470 0RH0000D622 0 1/10W P-TYPE TAPPINGR471 0RH0000D622 0 1/10W P-TYPE TAPPINGR473 0RH0000D622 0 1/10W P-TYPE TAPPINGR474 0RH0000D622 0 1/10W P-TYPE TAPPINGR475 0RH0000D622 0 1/10W P-TYPE TAPPINGR478 0RH0000D622 0 1/10W P-TYPE TAPPINGR479 0RH0000D622 0 1/10W P-TYPE TAPPINGR480 0RH0000D622 0 1/10W P-TYPE TAPPINGR485 0RH0000D622 0 1/10W P-TYPE TAPPINGR488 0RH0000D622 0 1/10W P-TYPE TAPPINGR489 0RH0000D622 0 1/10W P-TYPE TAPPINGR490 0RH0000D622 0 1/10W P-TYPE TAPPINGR491 0RH0000D622 0 1/10W P-TYPE TAPPINGR492 0RH0000D622 0 1/10W P-TYPE TAPPINGR493 0RH0000D622 0 1/10W P-TYPE TAPPINGR494 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR495 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR496 0RJ2201D677 2200 OHM 1/10 W 5% 1608 R/TPR497 0RJ2201D677 2200 OHM 1/10 W 5% 1608 R/TPR500 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR501 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR502 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR503 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR504 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR505 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR507 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR509 0RJ4703D677 470K OHM 1/10 W 5% 1608 R/TPR512 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR513 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR514 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR515 0RJ4702D677 47000 OHM 1/10 W 5% 1608 R/TPR516 0RJ6802D677 68K OHM 1/10 W 5% 1608 R/TPR517 0RJ4702D677 47000 OHM 1/10 W 5% 1608 R/TPR518 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR519 0RH0000D622 0 1/10W P-TYPE TAPPINGR520 0RJ1202D677 12K OHM 1/10 W 5% 1608 R/TPR522 0RJ1502D677 15K OHM 1/10 W 5% 1608 R/TPR523 0RJ6802D677 68K OHM 1/10 W 5% 1608 R/TPR524 0RH0000D622 0 1/10W P-TYPE TAPPINGR525 0RJ4702D677 47000 OHM 1/10 W 5% 1608 R/TPR526 0RH0000D622 0 1/10W P-TYPE TAPPINGR527 0RJ4702D677 47000 OHM 1/10 W 5% 1608 R/TPR528 0RH0000D622 0 1/10W P-TYPE TAPPINGR529 0RJ1802D677 18K OHM 1/10 W 5% 1608 R/TPR530 0RJ1203D677 120K OHM 1/10 W 5% 1608 R/TPR531 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TPR532 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR533 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR539 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR547 0RJ4703D677 470K OHM 1/10 W 5% 1608 R/TPR548 0RJ4703D677 470K OHM 1/10 W 5% 1608 R/TPR549 0RJ4703D677 470K OHM 1/10 W 5% 1608 R/TPR550 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR551 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR552 0RJ0752D677 75 OHM 1/10 W 5% 1608 R/TPR556 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR557 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR558 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR560 0RJ1203D677 120K OHM 1/10 W 5% 1608 R/TPR567 0RJ2702D677 27K OHM 1/10 W 5% 1608 R/TPR568 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR569 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TP

- 31 -

Page 32: LG Flatron L172WT_LCD Monitor Service Manual

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

R570 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR575 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR579 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR581 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR583 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR585 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR586 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR588 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR592 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR593 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR595 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR597 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR598 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR601 0RJ0222D677 22 OHM 1/10 W 5% 1608 R/TPR602 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR603 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TPR604 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR605 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR606 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TPR613 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR615 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR616 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR630 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR655 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TPR656 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TPR701 0RH0000D622 0 1/10W P-TYPE TAPPINGR702 0RH0000D622 0 1/10W P-TYPE TAPPINGR703 0RH1001D622 1K OHM 1 / 10 W 2012 5.00% DR705 0RH2703D622 270K 1/10W 5 D.R/TPR706 0RH1502D622 15K 1/10W 5 D.R/TPR707 0RH1001D622 1K OHM 1 / 10 W 2012 5.00% DR708 0RH0102D622 10 1/10W 5 D.R/TPR709 0RH1001D622 1K OHM 1 / 10 W 2012 5.00% DR710 0RH1100D622 110 OHM 1 / 10 W 5% D R/TPR711 0RH1000D622 100 1/10W 5 D.R/TPR712 0RH1000D622 100 1/10W 5 D.R/TPR713 0RH4701D622 4.7K 1/10W 5 D.R/TPR716 0RH0102D622 10 1/10W 5 D.R/TPR717 0RH0102D622 10 1/10W 5 D.R/TPR719 0RH1000D622 100 1/10W 5 D.R/TPR720 0RH1000D622 100 1/10W 5 D.R/TPR721 0RH1000D622 100 1/10W 5 D.R/TPRA201 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA202 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA203 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA204 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA401 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA402 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA403 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA404 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA405 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA406 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA407 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA408 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA409 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA410 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16RA411 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1/16

X201 6212AB2018A SX-1 SUNNY 8.0MHZ +/- 30 PPMX202 6202TST003C HC-49/SM5H KONY CHIP 20.25MHZ

DATE: 2003. 12. 15. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION

X401 6202TST001A SX-1 SUNNY ,SMS, 14.31818MHZX501 6202TST003B HC-49/SM5H KONY CHIP 18.432MHJ504 6612F00025K PPJ 122-14 PARK ELEC. 5JACK,WJ505 6612F00006E KJA-PH-3-0032 KSD 3.5PHI 14PTU701 6700NF0004B TAFH-H001P LG INOTEK NTSC FS

C701 0CN4710K519 470P 50V K B TA52C702 0CN4710K519 470P 50V K B TA52C722 0CN3310K519 330P 50V K B TA52JK701 6612F00025C PPJ128A-4 PARK ELEC. YL/WH/RDJK702 6612F00001A DJ-S360P KSD STEREO R/A PINKJK703 6612F00001D DJ-S360LM KSD STEREO R/A LIMEJK704 6612F00024A PSJ007A PARK ELEC. LM805LL701 125-155J BFS2550A0FG SAMWHA 2.5*5.0MML702 125-155J BFS2550A0FG SAMWHA 2.5*5.0MML709 0LA0391K119 3.9UH K 2.3*3.4 TPL710 0LA0391K119 3.9UH K 2.3*3.4 TPR718 0RD0752Q609 75 1/4W(3 5% TA52R719 0RD0752Q609 75 1/4W(3 5% TA52R720 0RD0472Q609 47 1/4W(3 5% TA52R721 0RD0752Q609 75 1/4W(3 5% TA52ZD701 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD702 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD703 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD704 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD705 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD711 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD712 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500M

C3 0CE1064F638 10 UF SRA,SS 16V M FM5 TP 5C4 0CN1040K949 0.1M 50V Z F TA52C5 0CN1040K949 0.1M 50V Z F TA52FB1 125-155J BFS2550A0FG SAMWHA 2.5*5.0MMIC1 6726TV0001A TSOP4838SO1 VISHAY 38.0KHZ HOLED1 0DLLT0089AA LITEON LTL-1BEDJ-0C2 TP GREENR1 0RD0562Q609 56 1/4W(3 5% TA52R10 0RN2201F409 2.20K 1/6W 1% TA52R2 0RD0562Q609 56 1/4W(3 5% TA52R3 0RN4701F409 4.70K 1/6W 1% TA52R4 0RN4701F409 4.70K 1/6W 1% TA52R5 0RN8200F409 820 1/6W 1% TA52R6 0RN8200F409 820 1/6W 1% TA52R7 0RN1501F409 1.5K 1/6W 1 TA52R8 0RN1501F409 1.5K 1/6W 1 TA52R9 0RN2201F409 2.20K 1/6W 1% TA52SW1 140-058E SKHV10910B LGEC NON 12V 20A HSW2 140-058E SKHV10910B LGEC NON 12V 20A HSW3 140-058E SKHV10910B LGEC NON 12V 20A HSW4 140-058E SKHV10910B LGEC NON 12V 20A HSW5 140-058E SKHV10910B LGEC NON 12V 20A HSW6 140-058E SKHV10910B LGEC NON 12V 20A HSW7 140-058E SKHV10910B LGEC NON 12V 20A HSW8 140-058E SKHV10910B LGEC NON 12V 20A HZD1 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD2 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD3 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD4 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500MZD5 0DZ560009CE MTZJ5.6B TP ROHM-K DO34 500M

- 32 -

VIDEO BOARD

CONTROL BOARD

OTHERs

Page 33: LG Flatron L172WT_LCD Monitor Service Manual

PIN CONFIGURATION

- 33 -

BA7657 Multimedia ICs

1

2

3

4

5

6

7

8

9

10

11

12

15

14

13

18

17

16

21

20

19

24

23

22

DET.

Logic

Syncsepa

Red 1 input

HD Sync Signal detector

Green 1 input

Ground

Blue 1 input

Ground

Red 2 input

Ground

Green 2 input

Ground

Blue 2 input

VD 1 input

HD 1 input

HD 2 input

HD output

Red output

Vcc

Green output

Composite video input(Sync on Green)

Composite sync output

CTL (H:IN, L:IN2)

Blue output

VD output

VD 2 input

1

24

BLOCK DIAGRAM

Page 34: LG Flatron L172WT_LCD Monitor Service Manual

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GM1501 GENESIS 406P

Interface

2-wlreSerial I/F

GPIO

ParallalROM

IF/extermalmicro

JTAG

InternalRAM

InternalROM

Infra-red RxPulse wldthModulator

TTL/LVDS

TxPanel Data

/Control

DisplayTrning

Generator

RealColorOutputBlender

GaphicsZoomFilter

GaphicsShrinkFilter

ImageCapture

andMeasure

ment

Test PatternGenerator

Triple ADCand PLL

Ultra-ReliableDVI Rx

ClockGeneration

14,318 MHzGrystal

Reference

8/16/24 bitvideo

(4:4:4/4:2:2/CCIR656)

8/16 bitvideo

(4:2:2/CCIR656)

DVI-CompliantInput

DDC2BiDVI

DDC2Bianalog

Analog RGBInput

ImageCapture

andMeasure

ment

VideoShrinkFilter

MotionAdapt.

3:2/2:2detection

OSDController

VideoZoomFilter

FrameStore

Control

DDR SDRAMI/F

Color TableRAM6

TM

LowBandwidth

ADCX186Micro-

controller

ExternalROM I/F

BLOCK DIAGRAM

Page 35: LG Flatron L172WT_LCD Monitor Service Manual

SCHEMATIC DIAGRAM

- 35 -

1. TUNER/AV/PC INPUT

Page 36: LG Flatron L172WT_LCD Monitor Service Manual

- 36 -

2. VIDEO

Page 37: LG Flatron L172WT_LCD Monitor Service Manual

- 37 -

3. SCALER

Page 38: LG Flatron L172WT_LCD Monitor Service Manual

- 38 -

4.AUDIO CTL/AMP/RS232

Page 39: LG Flatron L172WT_LCD Monitor Service Manual

- 39 -

5.POWER/CONNECTOR

Page 40: LG Flatron L172WT_LCD Monitor Service Manual

- 40 -

6. TUNER

Page 41: LG Flatron L172WT_LCD Monitor Service Manual

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Page 42: LG Flatron L172WT_LCD Monitor Service Manual

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Page 44: LG Flatron L172WT_LCD Monitor Service Manual

Dec. 2003P/NO : 3828TSL093E Printed in Korea