LG Electronics LCD 782LS service manual CHASSIS NO. CL-29 FACTORY MODEL LB782G, ID LABEL MODEL No

Models: LCD 782LS

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FACTORY MODEL: LB782G

MODEL: LCD 782LS (LB782G-GD)

CAUTION

READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

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Contents

BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL Websitehttp//biz.LGservice.comCHASSIS NO. CL-29 FACTORY MODEL LB782G ID LABEL MODEL NoSPECIFICATIONS CONTENTSBLOCK DIAGRAM AND DESCRIPTION TROUBLESHOOTING GUIDEWARNING FOR THE SAFETY-RELATED COMPONENT PRECAUTIONTAKE CARE DURING HANDLING THE LCD MODULE WITH BACKLIGHT UNIT VIDEO SYNC TIMING CHARTFRONT VIEW OPERATING INSTRUCTIONSREAR VIEW Front Control PanelJ801 WIRING DIAGRAMJ706 J710BACK COVER REMOVAL DISASSEMBLY+ PLL BLOCK DIAGRAMScaling Module Power LVDS Tx1. Input signal part DESCRIPTION OF BLOCK DIAGRAM3. Power Part 2. Pre-amp/ ADC / PLL / Video Controller6. Signal collection BLOCK DIAGRAM POWER BOARDPRIMARY SECONDA RYAdjustment for White Balance ADJUSTMENT1. Adjustment Start Adjustment for EDID1. NO POWER TROUBLESHOOTING GUIDE2. NO RASTER L204 L201 3. NO CLOCK CLOCK GENERATORCHECK 4. TROUBLE IN DPMR233, R234? 1. MAIN BOARD Component Side PRINTED CIRCUIT BOARD2. CONTROL BOARD Component Side 3. CONTROL BOARD Solder Side P/N 6870T487A114. POWER BOARD Component Side 5. POWER BOARD Solder Side EXPLODED VIEW Description EXPLODED VIEW PARTS LISTMAIN BOARD REPLACEMENT PARTS LISTCAPACITORS COILs & COREs DIODEsTRANSISTOR RESISTORsOTHERs POWER BOARDCONTROL BOARD PIN CONFIGURATION PIN FUNCTION PIN CONFIGURATIONBLOCK DIAGRAM CAT24WC08J-TE13 8P1. GM5020 SCHEMATIC DIAGRAM2. LVDS 3. MICOM 4. DC/DC 5. CONNECTOR 6. CONTROL 7. POWER Printed in Korea P/NO 3828TSL074E