Contents Of Lcd Tv Standard Repair Process - LG 42LB5800 Service Manual

Contents of LCD TV Standard Repair Process

No. Error symptom (High category)
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A. Video error
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B. Power error
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C. Audio error
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D. Function error
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12 E. Noise
13 F. Exterior error
14 APPENDIX
First of all, Check whether there is SVC Bulletin in GCSC System for these model. Fi t f ll Ch
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Only for training and service purposes
( )
No video/Normal audio
No video/No audio
Picture broken/ Freezing
Color error
Vertical/Horizontal bar, residual image, light spot, Vertical/Horizontal bar residual image light spot
external device color error
No power
Off when on, off while viewing, power auto on/off
No audio/Normal video
Wrecked audio/discontinuation/noise
Remote control & Local switch checking
External device recognition error
Circuit noise, mechanical noise
Exterior defect
Power Off History
k h th th i SVC B ll ti i GCSC S t
Error symptom (Mid category) (
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Remarks
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