LG Electronics LCD 782LS service manual Control

Models: LCD 782LS

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Contents

ID LABEL MODEL No Websitehttp//biz.LGservice.comBEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO. CL-29 FACTORY MODEL LB782GTROUBLESHOOTING GUIDE CONTENTSSPECIFICATIONS BLOCK DIAGRAM AND DESCRIPTIONWARNING FOR THE SAFETY-RELATED COMPONENT PRECAUTIONTAKE CARE DURING HANDLING THE LCD MODULE WITH BACKLIGHT UNIT VIDEO SYNC TIMING CHARTFront Control Panel OPERATING INSTRUCTIONSFRONT VIEW REAR VIEWJ710 WIRING DIAGRAMJ801 J706BACK COVER REMOVAL DISASSEMBLYModule Power LVDS Tx BLOCK DIAGRAM+ PLL Scaling2. Pre-amp/ ADC / PLL / Video Controller DESCRIPTION OF BLOCK DIAGRAM1. Input signal part 3. Power PartSECONDA RY BLOCK DIAGRAM POWER BOARD6. Signal collection PRIMARYAdjustment for EDID ADJUSTMENTAdjustment for White Balance 1. Adjustment Start1. NO POWER TROUBLESHOOTING GUIDE2. NO RASTER L204 L201 3. NO CLOCK CLOCK GENERATORCHECK 4. TROUBLE IN DPMR233, R234? P/N 6870T487A11 PRINTED CIRCUIT BOARD1. MAIN BOARD Component Side 2. CONTROL BOARD Component Side 3. CONTROL BOARD Solder Side4. POWER BOARD Component Side 5. POWER BOARD Solder Side EXPLODED VIEW Description EXPLODED VIEW PARTS LISTMAIN BOARD REPLACEMENT PARTS LISTCAPACITORS RESISTORs DIODEsCOILs & COREs TRANSISTOROTHERs POWER BOARDCONTROL BOARD CAT24WC08J-TE13 8P PIN CONFIGURATIONPIN CONFIGURATION PIN FUNCTION BLOCK DIAGRAM1. GM5020 SCHEMATIC DIAGRAM2. LVDS 3. MICOM 4. DC/DC 5. CONNECTOR 6. CONTROL 7. POWER Printed in Korea P/NO 3828TSL074E