LG Electronics LCD 782LS service manual P/NO 3828TSL074E, Printed in Korea

Models: LCD 782LS

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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 GUIDEPRECAUTION WARNING FOR THE SAFETY-RELATED COMPONENTTAKE 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 GENERATOR4. TROUBLE IN DPM CHECKR233, 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 LISTREPLACEMENT PARTS LIST MAIN BOARDCAPACITORS 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