LG Electronics 20LC1R-ZG specs

No Sound

Check the

input source

Pass

Check the input/output

of U301

Pass

Check the input/output

of U201

Pass

Check the speaker

Pass

Check the speaker wire

Fail

Fail

Fail

Fail

Change source input

Re-soldering or Change the defect part Check X301

Re-soldering or Change the defect part

Change speaker

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Image 18

LG Electronics 20LC1R-ZG service manual

Contents

LCD TV Contents Safety Precautions General GuidanceDo not use a line Isolation Transformer during this check Servicing Precautions Electrostatically Sensitive ES Devices Power Output, Transistor Device Removal/Replacement IC Remove/ReplacementSmall-Signal Discrete Transistor Removal/Replacement Diode Removal/Replacement Disassembly Mechanical Specification SpecificationGeneral Specification Application range Reference table-Function Optical Character Outgoing Condition Orange Engineering Specification 8-1.General SpecificationBlue OFF LGE Kumi SystemTXT Name PAL-BG Philips Mono Adjustment Instruction Board Assembly line process Adjustment Preparation Iicsw should set to Total Assembly line processOption configuration Confirmation of Luminance SVC Remocon Troubleshooting AProcess BProcess Fail L110, L112, R194, R198 Page Block Diagram Block Diagram Description Wiring Diagram Exploded View 041 140 030 100 090 070 080 120 060 110 020 010 050 Exploded View Parts List Description Replacement Parts List Main Board Capacitor 0CE107WF6DC Coil & Filter & Inductor RESISTORs Description / Specification Control Board Page Page Page Page Page Aug