LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual

Contents SERVICE MANUAL READ THE SAFETY PRECAUTIONS IN THIS MANUALCHASSIS LD61A FACTORY NAME 32LC2DB-EC/37LC2DB-EC/42LC2DB-EC BEFORE SERVICING THE CHASSISSPECIFICATION CONTENTSCONTENTS PRODUCT SAFETYLeakage Current Hot Check circuit SAFETY PRECAUTIONSIMPORTANT SAFETY NOTICE General GuidanceElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSPower Output, Transistor Device Removal/Replacement IC Remove/ReplacementReplacement Small-Signal Discrete Transistor Removal/Replacement1.General SpecificationTV SPECIFICATIONreatment of the front polarizer 2. General Specification4.Component Video Input Y, PB, PR 3.Optical FeatureLCD ModuleRGB-PC EDID DATA 5. RGB PC INPUT Mode Table6. RGB DTV INPUT Mode Table HDMI EDID DATA 7. HDMI INPUT Mode Table8. HDMI DTV Mode Table Table 1 Scart Arrangement 1.Full Scart 7. Mechanical specification8. Mechanical specification 32LC2DTable 2 Scart Arrangement 2.Half Scart 3. Channel Memory ADJUSTMENT INSTRUCTION2. Specification 1. Application RangePanel size selection 5. Select method of Panel size6. ADC Calibration Before AV ADC Calibration, should be executed theCool11000K - x 0.274±0.003, y 0.286±0.003 7. White BalanceBefore White-balance, the AV ADC should be done Case1 EC and FC model use PAL-BGDHI composite signalFUNTION SVC REMOCONTROUBLESHOOTING No image attached? Is the input cableNo image PASS No image No image No image No image No image AV1,AV2 ,AV3 TROUBLESHOOTING AV1, 2, 3, 4/S-VideoVolume level Of AV4/S-Video L/R signalTROUBLESHOOTING DTV/HDMI-Audio TROUBLESHOOTING RF/Component/PC FFC Wafer BLOCK DIAGRAMMainTDFB-G236P DVB/PAL WaferSound processor BLOCK DIAGRAMJackAUDIO/VI DEO SW CXA2069Q010 020050 EXPLODED VIEW32LC2DDESCRIPTION EXPLODED VIEW PARTS LIST32LC2DEXPLODED VIEW37LC2D EXPLODED VIEW PARTS LIST37LC2D 020080 130030 150 090 EXPLODED VIEW42LC2DEXPLODED VIEW PARTS LIST42LC2D CAPACITOR REPLACEMENT PARTS LISTMAIN BOARD DATE 2006. 05 DATE 2006. 05 DATE 2006. 05 DIODEs COIL & CORE & INDUCTOR RESISTORs TRANSISTORDATE 2006. 05 DATE 2006. 05 DATE 2006. 05 DATE 2006. 05 JACK BOARD OTHERsDATE 2006. 05 COIL & CORE & INDUCTOR DIODEsRESISTORs TRANSISTORDATE 2006. 05 CONTROL BOARD IR/LED BOARD SIDE A/V BOARDPage Page Page Page Page Printed in Korea P/NO 38289S0043