LG 22LG3000 Service Manual

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Owner's manual (118 pages)

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SERVICE MANUAL

CHASSIS : LD84A

MODEL : 22LG3000

MODEL :

CAUTION

BEFORE SERVICING THE CHASSIS,

READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

North/Latin America

Europe/Africa

Asia/Oceania

22LG3010

Internal Use Only

http://aic.lgservice.com

http://eic.lgservice.com

http://biz.lgservice.com

22LG3000-ZA

22LG3010-ZB

Table of Contents

Summary of Contents for LG 22LG3000

Page 1: Service Manual
Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com LCD TV SERVICE MANUAL CHASSIS : LD84A MODEL : 22LG3000 22LG3000-ZA MODEL : 22LG3010 22LG3010-ZB CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Page 2: Table Of Contents
SPECIFICATION ..........................6 DOWNLOAD METHOD........................11 ADJUSTMENT INSTRUCTION.......................21 TROUBLE SHOOTING ........................23 BLOCK DIAGRAM.........................27 EXPLODED VIEW ....……………………………..............29 REPLACEMENT PARTS LIST ......…....……………………………....32 SVC. SHEET ..........................Copyright©2008 LG Electronics.Inc.All right reserved - 2 - LGE Internal Use Only Only for training and service purposes...
Page 3: Product Safety
An other abnormality exists that must be corrected before the receiver is returned to the customer. Copyright © 2008 LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes...
Page 6: Specification
Switch off < 1W at 240Vac mains, RC in-active Vertical refresh rate 56 - 75 Hz Horizontal frequency 31 - 75 KHz Copyright©2008 LG Electronics.Inc.All right reserved - 6 - LGE Internal Use Only Only for training and service purposes...
Page 7 Macintosh 60.00 65.00 48.363 75.00 1024*768 56.470 VESA(XGA) 70.00 60.123 75.029 78.75 1152*864 WXGA 1280*720 WXGA 1280X800 WXGA WSXGA 1280X1024 WSXGA 1280X1024 Copyright©2008 LG Electronics.Inc.All right reserved - 7 - LGE Internal Use Only Only for training and service purposes...
Page 8 29.976 / 74.25 HDTV 1080P 1920*1080 33.75 30.00 1920*1080 56.250 148.5 HDTV 1080P 1920*1080 67.43 / 67.5 59.94 / 60 148.35/148.50 HDTV 1080P Copyright©2008 LG Electronics.Inc.All right reserved - 8 - LGE Internal Use Only Only for training and service purposes...
Page 9 WXGA WSXGA 1280X1024 WSXGA 1280X1024 1680*1050 65.16 59.94 147.00 WSXGA * HDMI EDID DATA HDMI1 on the Side Block 0 Block 1 Copyright©2008 LG Electronics.Inc.All right reserved - 9 - LGE Internal Use Only Only for training and service purposes...
Page 10 Width(W) Length(L) Height(H) Product Before packing 522.2 189.2 431.4 With Stand Dimension After packing Box Out Size Only Set Product With Box Copyright©2008 LG Electronics.Inc.All right reserved - 10 - LGE Internal Use Only Only for training and service purposes...
Page 11: Download Method
4) When it displays 100% finished, it is OK (about 10 minutes). (as picture 3) 5) After download the S/W, press “MENU+1999” to reset the TV. Picture 1 Picture 2 Copyright©2008 LG Electronics.Inc.All right reserved - 11 - LGE Internal Use Only Only for training and service purposes...
Page 12 12V ADAPTER 1PCS DVI-HDMI cable 1 PCS VGA cable 1 PCS This system should be connected as shown below P/No. : AGF73711301 Copyright©2008 LG Electronics.Inc.All right reserved - 12 - LGE Internal Use Only Only for training and service purposes...
Page 13 DDC connect for VGA 2) Preparations Running Port95nt.exe to install Driver LINK Port I/O Driver, and restart PC. (as picture 4) Picture 4 Copyright©2008 LG Electronics.Inc.All right reserved - 13 - LGE Internal Use Only Only for training and service purposes...
Page 14 Turn on TV, press “menu”+1998 to enter EDID ISP mode. you will see the following menu. And then EDID ISP mode on, if this menu disappear, EDID ISP mode will turn off automatically. Copyright©2008 LG Electronics.Inc.All right reserved - 14 -...
Page 15 ② Check the connection below is right, and TV should in EDID ISP mode, if the EDID ISP mode menu disappear please enter it again. Connect to PC Connect TV VGA port Copyright©2008 LG Electronics.Inc.All right reserved - 15 - LGE Internal Use Only Only for training and service purposes...
Page 16 “OK” (as picture 6) Click here correct serial number Picture 6 ④ Appear “write ok” on the screen that indicate you are successful to write. Copyright©2008 LG Electronics.Inc.All right reserved - 16 - LGE Internal Use Only Only for training and service purposes...
Page 17 4). HDMI EDID update Notice: Please write or read the VGA EDID firstly by Winddc.exe ① Open the HDMI file, and running DDC20.exe, you will see the following DOS table. (e.g.19LG3000) Copyright©2008 LG Electronics.Inc.All right reserved - 17 - LGE Internal Use Only...
Page 18 Key in “1” and press “Enter” can update HDMI EDID date, key in correct serial number according to rating label of back cover, and press “Enter” (as picture 7) Key in correct serial number Key in “1” and press “Enter” Picture 7 Copyright©2008 LG Electronics.Inc.All right reserved - 18 - LGE Internal Use Only Only for training and service purposes...
Page 19: 9 - Lge Internal Use Only
⑤ If the screen shows as below, it means the EDID writing process is fail. Please check whether the connection is OK and whether the EDID ISP mode menu is disappear. Copyright©2008 LG Electronics.Inc.All right reserved - 19 - LGE Internal Use Only...
Page 20 4. Serial Number Download Method Please refer to the attached Serial number scan file: “Scan serial number SOP” and “LG Serial Number”. Connect the serial cable from PC RS232 port to TV RS-232 port. 1) Open the program “WBadjust.exe”, press the “Config” option, if serial port displays fail (as picture 8), then you must check whether Com2 exist.
Page 21: Adjustment Instruction
ADJUSTMENT INSTRUCTION 1. Application Range This spec. sheet is applied to the models of 22LG3000 and 22LG3010. 2. Specification. 2.1 Adjustment must be done in the correct sequence. 2.2 The adjustment must be performed at 25±5°C temperature and 10 to 90% relative humidity if there is no specified designation.
Page 22 2) Press Connect to CA-210 button, then wait a minute, until connect OK. 3)If step one and step two are OK，press the PROGRAM button start adjustment。 Copyright©2008 LG Electronics.Inc.All right reserved - 22 - LGE Internal Use Only...
Page 23: Trouble Shooting
Check Q901 Replace Q901 Check IC901 Replace IC901 Check T901 Replace T901 CheckQ903, IC903,ZD920 IC902 Replace Q903, ZD920, IC903 and relative circuit IC902 Copyright©2008 LG Electronics.Inc.All right reserved - 23 - LGE Internal Use Only Only for training and service purposes...
Page 24 Repair the keyboard Check 5V_SB Check every chip power supply Check I C communication Replace I C communication component Replace oscillistor Check oscillistor Copyright©2008 LG Electronics.Inc.All right reserved - 24 - LGE Internal Use Only Only for training and service purposes...
Page 25: Abnormal Display
Check TV system setup component PC signal Check LVDS cable Replace LVDS cable Check TU201 Repair each relative circuit Replace panel Check panel Replace TU201 Copyright©2008 LG Electronics.Inc.All right reserved - 25 - LGE Internal Use Only Only for training and service purposes...
Page 26 Check TU201 Replace TU201 Check relative circuit AV, component, S-video, PC signal Check Amplifier TDA8932BTW U602 Replace U602 Replace speaker Check speaker Copyright©2008 LG Electronics.Inc.All right reserved - 26 - LGE Internal Use Only Only for training and service purposes...
Page 27: Block Diagram
HDMI 1 TMDS251PAGR demodulator 5V,3.3V 3.3V,2.5V,1.2V,1.1V MT5133 3.3V HDMI 2 YPbPr/L/R Audio R/L of CVBS TUNER Keypad DVB-T FQD1116ME5V Audio R/L of PC Copyright©2008 LG Electronics.Inc.All right reserved - 27 - LGE Internal Use Only Only for training and service purposes...
Page 29: Exploded View
X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright LG Electronics. Inc. All right reserved. - 29 - LGE Internal Use Only Only for training and service purposes...
Page 30: Main Board
CBPF82FBQ1 095T8014 4D557 (Keypad & IR Wire)WIRE 095T801411D511 KEY BOARD POWER CORD KEPF8AA6 IR BOARD 089T704A18N BL(Europe) 089T701A18N IS(U.K) IRPF8AA8 Wiring diagram Copyright©2008 LG Electronics.Inc.All right reserved - 30 - LGE Internal Use Only Only for training and service purposes...
Page 31: Exploded View Parts List
SPEAKER 19/22LG3001-ZA ODM SVC P/N - SPK Bracket_R ABA68403401 A33T0405AES 1L0100 SPEAKER 19/22LG3001-ZA_ODM - ODM_SPK Bracket_L COV30053501 078T 496 2A M OEM TPV 078T 496 2A M SPEAKER 19/22LG3000-ZA 8ohm 3.5W 90X42mm COV30055501 750TVMC0Z1312N OEM TPV 750TVMC0Z1312N LCD MODULE(CMO) 22LG3000 TPV ODM ADV68405201 A15T0414101 Frame Assembly 22LG3001-ZA ODM 22”...
Page 32: Replacement Parts List
CHIP 2.2UF 16V X7R 0805 C138 065T0402471 32 CHIP 470PF 50V X7R C139 065T0402471 32 CHIP 470PF 50V X7R C140 065T0402330 31 33PF +-50% 50V NPO Copyright©2008 LG Electronics.Inc.All right reserved - 32 - LGE Internal Use Only Only for training and service purposes...
Page 33: Copyright©2008 Lg Electronics.inc.all Right Reserved
CHIP 1UF 16V X7R C186 065T0402104 12 CAP CHIP 0402 0.1UF 16V X7R C187 065T0402100 31 CAP 0402 10PF J 50V NPO Copyright©2008 LG Electronics.Inc.All right reserved - 33 - LGE Internal Use Only Only for training and service purposes...
Page 34 CAP CHIP 0402 0.1UF 16V X7R C241 065T0402270 31 CHIP 27PF 50V C242 065T0402104 12 CAP CHIP 0402 0.1UF 16V X7R C243 065T0402270 31 CHIP 27PF 50V Copyright©2008 LG Electronics.Inc.All right reserved - 34 - LGE Internal Use Only Only for training and service purposes...
Page 35: C250
CAP CHIP 0402 0.1UF 16V X7R C438 065T0402104 12 CAP CHIP 0402 0.1UF 16V X7R C439 065T0402104 12 CAP CHIP 0402 0.1UF 16V X7R Copyright©2008 LG Electronics.Inc.All right reserved - 35 - LGE Internal Use Only Only for training and service purposes...
Page 36 CAP CHIP 0402 0.1UF 16V X7R C507 065T0402104 12 CAP CHIP 0402 0.1UF 16V X7R C508 065T0402104 12 CAP CHIP 0402 0.1UF 16V X7R Copyright©2008 LG Electronics.Inc.All right reserved - 36 - LGE Internal Use Only Only for training and service purposes...
Page 37 065T0603509 31 CHIP 5PF 50V NPO C553 065T040210322K MLCC 0402 CAP 0.01UF 25V X7R C554 065T040210322K MLCC 0402 CAP 0.01UF 25V X7R Copyright©2008 LG Electronics.Inc.All right reserved - 37 - LGE Internal Use Only Only for training and service purposes...
Page 38 067T 3053313PT E.C 330UF M 16V 8*12 C632 065T0603104 32 CHIP 0.1UF 50V X7R C633 065T0402104 12 CAP CHIP 0402 0.1UF 16V X7R Copyright©2008 LG Electronics.Inc.All right reserved - 38 - LGE Internal Use Only Only for training and service purposes...
Page 39 MLCC 0603 2200PF K 25V X7R C693 065T0603222 22 MLCC 0603 2200PF K 25V X7R C694 065T0805106 A7 CHIP 10UF 10V Y5V 0805 Copyright©2008 LG Electronics.Inc.All right reserved - 39 - LGE Internal Use Only Only for training and service purposes...
Page 40 065T0805106 A7 CHIP 10UF 10V Y5V 0805 C740 065T0805106 A7 CHIP 10UF 10V Y5V 0805 C741 065T0805106 A7 CHIP 10UF 10V Y5V 0805 Copyright©2008 LG Electronics.Inc.All right reserved - 40 - LGE Internal Use Only Only for training and service purposes...
Page 41 CAP 105 470UF M 25V ℃ C7946 065T0805475A2K CAP CHIP 0805 4.7UF K 10V X7R C7947 065T1206106 25 CHIP 10UF 25V X5R 1206 Copyright©2008 LG Electronics.Inc.All right reserved - 41 - LGE Internal Use Only Only for training and service purposes...
Page 42 V-PORT-0603-100K V05 ZD403 093T 39S 34 T UDZSNP5.6B ROHM ZD404 093T 39S 34 T UDZSNP5.6B ROHM ZD501 093T 39S 34 T UDZSNP5.6B ROHM Copyright©2008 LG Electronics.Inc.All right reserved - 42 - LGE Internal Use Only Only for training and service purposes...
Page 43 RST CHIPR 100 OHM +-5% R121 061T0603101 1/10W R122 061T0603470 RST CHIPR 47 OHM +-5% 1/10W R123 061T0603000 RST CHIPR 0 OHM +-5% 1/10W Copyright©2008 LG Electronics.Inc.All right reserved - 43 - LGE Internal Use Only Only for training and service purposes...
Page 44 RST CHIPR 68 OHM +-5% 1/10W R161 061T0603750 RST CHIPR 75 OHM +-5% 1/10W R164 061T0603000 RST CHIPR 0 OHM +-5% 1/10W Copyright©2008 LG Electronics.Inc.All right reserved - 44 - LGE Internal Use Only Only for training and service purposes...
Page 45 RST CHIPR 0 OHM +-5% 1/10W R211 061T0603100 CHIP 10OHM 1/16W R213 061T0603560 9F RST CHIPR 56 OHM +-1% 1/10W R214 061T0603333 RST CHIPR 33 KOHM +-5% Copyright©2008 LG Electronics.Inc.All right reserved - 45 - LGE Internal Use Only Only for training and service purposes...
Page 46 RST CHIPR 100 OHM +-5% R250 061T0603101 1/10W RST CHIPR 100 OHM +-5% R251 061T0603101 1/10W RST CHIPR 100 OHM +-5% R252 061T0603101 1/10W Copyright©2008 LG Electronics.Inc.All right reserved - 46 - LGE Internal Use Only Only for training and service purposes...
Page 47 CHIP 47KOHM 1/16W R465 061T0603330 CHIP 33OHM 1/16W R466 061T0603330 CHIP 33OHM 1/16W R467 061T0603330 CHIP 33OHM 1/16W R468 061T0603330 CHIP 33OHM 1/16W Copyright©2008 LG Electronics.Inc.All right reserved - 47 - LGE Internal Use Only Only for training and service purposes...
Page 48 RST CHIPR 0 OHM +-5% 1/10W RST CHIPR 100KOHM +-5% R534 061T0603104 1/10W R535 061T0603102 RST CHIPR 1KOHM +-5% 1/10W RST CHIPR 100KOHM +-5% R536 061T0603104 1/10W Copyright©2008 LG Electronics.Inc.All right reserved - 48 - LGE Internal Use Only Only for training and service purposes...
Page 49 RST CHIPR 100 OHM +-5% R573 061T0603101 1/10W RST CHIPR 100 OHM +-5% R574 061T0603101 1/10W RST CHIPR 100KOHM +-5% R575 061T0603104 1/10W Copyright©2008 LG Electronics.Inc.All right reserved - 49 - LGE Internal Use Only Only for training and service purposes...
Page 50 RST CHIPR 20 OHM +-5% 1/10W RST CHIPR 100 OHM +-5% R638 061T0603101 1/10W R639 061T0603102 RST CHIPR 1KOHM +-5% 1/10W R640 061T0603473 CHIP 47KOHM 1/16W Copyright©2008 LG Electronics.Inc.All right reserved - 50 - LGE Internal Use Only Only for training and service purposes...
Page 51 CHIP 2.2K OHM 1/16W R685 061T0603103 RST CHIPR 10KOHM +-5% 1/10W R686 061T0603102 RST CHIPR 1KOHM +-5% 1/10W R687 061T0603473 CHIP 47KOHM 1/16W Copyright©2008 LG Electronics.Inc.All right reserved - 51 - LGE Internal Use Only Only for training and service purposes...
Page 52 RST CHIPR 13 KOHM +-5% R728 061T0603133 1/10W R729 061T0603103 RST CHIPR 10KOHM +-5% 1/10W R730 061T0603103 RST CHIPR 10KOHM +-5% 1/10W Copyright©2008 LG Electronics.Inc.All right reserved - 52 - LGE Internal Use Only Only for training and service purposes...
Page 53 1/10W R7932 061T0603103 RST CHIPR 10KOHM +-5% 1/10W R7933 061T0603203 CHIPR 20K OHM+-5% 1/10W R7934 061T0603202 RST CHIPR 2 KOHM +-5% 1/10W Copyright©2008 LG Electronics.Inc.All right reserved - 53 - LGE Internal Use Only Only for training and service purposes...
Page 54 056T1126 40 IC MT8295AE LQFP-128 IC G1117-18T63UF 1A/1.8V U104 056T 563113 SOT-223 U201 056T 647 25 IC MT5133AN QFN-48 U401 056T1133 56 M24C16-WMN6TP Copyright©2008 LG Electronics.Inc.All right reserved - 54 - LGE Internal Use Only Only for training and service purposes...
Page 55 TRA 2A/12V 2SD2653K SOT-346 Q405 057T 417511 TRA MMBT3904 BLUE ROKET Q406 057T 417512 TRA MMBT3906 BLUE ROKET Q407 057T 417511 TRA MMBT3904 BLUE ROKET Copyright©2008 LG Electronics.Inc.All right reserved - 55 - LGE Internal Use Only Only for training and service purposes...
Page 56 073T253S 6 T ACM2012D-900-2P-T00 SMD CHOKE 90 OHM L506 073T253S 6 T ACM2012D-900-2P-T00 SMD CHOKE 90 OHM L507 073T253S 6 T ACM2012D-900-2P-T00 Copyright©2008 LG Electronics.Inc.All right reserved - 56 - LGE Internal Use Only Only for training and service purposes...
Page 57 FB403 071T2012221 2M 2000MA CHIP BEAD 0805 220 OHM FB404 071T2012221 2M 2000MA CHIP BEAD 0805 220 OHM FB405 071T2012221 2M 2000MA Copyright©2008 LG Electronics.Inc.All right reserved - 57 - LGE Internal Use Only Only for training and service purposes...
Page 58 CHIP BEAD 0805 220 OHM FB702 071T2012221 2M 2000MA CHIP BEAD 0805 220 OHM FB7901 071T2012221 2M 2000MA FB7902 061T0805000 RST CHIPR 0 OHM +-5% 1/8W Copyright©2008 LG Electronics.Inc.All right reserved - 58 - LGE Internal Use Only Only for training and service purposes...
Page 59 065G0603333 32 0.033UF/50V C814 065G0805391 31 CHIP 390PF 50V C815 065G0603473 32 CHIP 0.047UF 50V X7R C816 065T 6J2206ET 22PF 5% SL 6KV Copyright©2008 LG Electronics.Inc.All right reserved - 59 - LGE Internal Use Only Only for training and service purposes...
Page 60 BD901 093G 50460900 LITEON BD901 006G 31 4 1.7MM RIVET D801 093G 6432V LL4148-GSO8 D802 093G 6432V LL4148-GSO8 D803 093G 6432V LL4148-GSO8 Copyright©2008 LG Electronics.Inc.All right reserved - 60 - LGE Internal Use Only Only for training and service purposes...
Page 61 RST CHIPR 20 KOHM +-1% 1/8W RST CHIPR 470 OHM +-1% R823 061G0603470 0F 1/10W R824 061G0603150 1F RST CHIPR 1.5 KOHM +-1% Copyright©2008 LG Electronics.Inc.All right reserved - 61 - LGE Internal Use Only Only for training and service purposes...
Page 62 RST CHIPR 150 OHM +-5% R918 061G1206151 1/4W RST CHIPR 150 OHM +-5% R919 061G1206151 1/4W RST CHIPR 150 OHM +-5% R920 061G1206151 1/4W Copyright©2008 LG Electronics.Inc.All right reserved - 62 - LGE Internal Use Only Only for training and service purposes...
Page 63 1.5MM RIVET L903 073G 253 91 H CHOKE COIL L904 073G 253 91 H CHOKE COIL FB901 095T 90 23 JUMP WIRE Copyright©2008 LG Electronics.Inc.All right reserved - 63 - LGE Internal Use Only Only for training and service purposes...
Page 64 095G 90 23 JUMPER J815 095G 90 23 JUMPER J816 095G 90 23 JUMPER J817 095G 90 23 JUMPER J901 095G 90 23 JUMPER Copyright©2008 LG Electronics.Inc.All right reserved - 64 - LGE Internal Use Only Only for training and service purposes...
Page 65 CHIP 33OHM 1/16W R003 061T0603330 CHIP 33OHM 1/16W RST CHIPR 100 OHM +-5% R004 061T0603101 1/10W R005 061T0603103 RST CHIPR 10KOHM +-5% 1/10W Copyright©2008 LG Electronics.Inc.All right reserved - 65 - LGE Internal Use Only Only for training and service purposes...
Page 66 077T 603 3 TO TACT SWITCH TS-03-BS U001 056T 627 33 1 IR 37.9KHZ KSM-603TM2E ZD001 093T 39S 34 T UDZSNP5.6B ROHM Copyright©2008 LG Electronics.Inc.All right reserved - 66 - LGE Internal Use Only Only for training and service purposes...
Page 67 0 OHM 1/10W Key Component VGA IN L/R PCB NAME 715T3009 < > 称爹称爹 Friday , June 20, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 67 - LGE Internal Use Only Only for training and service purposes...
Page 68 絬隔瓜絪腹 TPV MODEL Key Component Y PbPr/L/R PCB NAME 715T3009 称爹 < 称爹 > Friday , June 20, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 68 - LGE Internal Use Only Only for training and service purposes...
Page 69 絬隔瓜絪腹 Key Component SCART connector PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 69 - LGE Internal Use Only Only for training and service purposes...
Page 70 絬隔瓜絪腹 TPV MODEL Key Component SCART connector PCB NAME 715T3009 < > 称爹称爹 Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 70 - LGE Internal Use Only Only for training and service purposes...
Page 71 TPV MODEL Key Component SCART Audio in & out PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 71 - LGE Internal Use Only Only for training and service purposes...
Page 72 絬隔瓜絪腹 Key Component LVDS OUT PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 72 - LGE Internal Use Only Only for training and service purposes...
Page 73 絬隔瓜絪腹 Key Component MT5335 HDMI/PLL PCB NAME 715T3009 称爹 < 称爹 > Friday , June 20, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 73 - LGE Internal Use Only Only for training and service purposes...
Page 74 絬隔瓜絪腹 Key Component MT5335 Control/IR/LED/Key PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 74 - LGE Internal Use Only Only for training and service purposes...
Page 75 絬隔瓜絪腹 Key Component MT5335 Audio In/Out PCB NAME 715T3009 < > 称爹称爹 Friday , June 20, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 75 - LGE Internal Use Only Only for training and service purposes...
Page 76 絬隔瓜絪腹 Key Component DDR1 MEMORY PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 76 - LGE Internal Use Only Only for training and service purposes...
Page 77 絬隔瓜絪腹 Key Component FLASH/JTAG/UART/TRAP PCB NAME 715T3009 < > 称爹称爹 Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 77 - LGE Internal Use Only Only for training and service purposes...
Page 78 TPV MODEL Key Component HDMI Input Interf ace PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 78 - LGE Internal Use Only Only for training and service purposes...
Page 79 絬隔瓜絪腹 Key Component TMDS251 HDMI 2:1 Switch PCB NAME 715T3009 称爹 < 称爹 > Friday , June 20, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 79 - LGE Internal Use Only Only for training and service purposes...
Page 80 絬隔瓜絪腹 TPV MODEL Key Component Line Out/HP PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 80 - LGE Internal Use Only Only for training and service purposes...
Page 81: 22Lg3000
絬隔瓜絪腹 Key Component Audio MP Class D PCB NAME 715T3009 < > 称爹称爹 Friday , June 20, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 81 - LGE Internal Use Only Only for training and service purposes...
Page 82: 22Lg3000
絬隔瓜絪腹 Key Component EU Tuner Interf ace PCB NAME 715T3009 称爹 < 称爹 > Monday , June 23, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 82 - LGE Internal Use Only Only for training and service purposes...
Page 83: 22Lg3000
絬隔瓜絪腹 Key Component MT5133 ASIC PCB NAME 715T3009 < > 称爹称爹 Friday , June 20, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 83 - LGE Internal Use Only Only for training and service purposes...
Page 84: 22Lg3000
絬隔瓜絪腹 Key Component MT8295/CI CARD PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 84 - LGE Internal Use Only Only for training and service purposes...
Page 85: 22Lg3000
絬隔瓜絪腹 Key Component Power PCB NAME 715T3009 称爹 < 称爹 > Date Friday , June 20, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 85 - LGE Internal Use Only Only for training and service purposes...
Page 86: 22Lg3000
Size TPV MODEL 絬隔瓜絪腹 Key Component 01.POWER PCB NAME 715T2783 称爹 Date Friday , June 13, 2008 Sheet Copyright©2008 LG Electronics.Inc.All right reserved - 86 - LGE Internal Use Only Only for training and service purposes...
Page 87: 22Lg3000
Size 絬隔瓜絪腹 TPV MODEL Key Component 02.INVERTER PCB NAME 715T2783 称爹 Friday , June 13, 2008 Sheet Date Copyright©2008 LG Electronics.Inc.All right reserved - 87 - LGE Internal Use Only Only for training and service purposes...
Page 88: 22Lg3000
Oct., 2008 P/NO : MFL41037106 Printed in Korea...

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