LG Electronics 42LN655V-ZD Contents of LCD TV Standard Repair Process

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Contents of LCD TV Standard Repair Process
No. Error symptom (High category) Error symptom (Mid category) Page Remarks
1
A. Video error
No video/Normal audio 1
2 No video/No audio 2
3 Video error, video lag/stop, fail tunning 3, 4
4 Color error 5
5 Vertical/Horizontal bar, residual image, light
spot, external device color error 6
6
B. Power error
No power 7
7 Off when on, off while viewing, power auto
on/off 8
8
C. Audio error
No audio/Normal video 9
9 Wrecked audio/discontinuation/noise 10
10
D. Function error
No response in remote controller, key error,
recording error, memory error 11
11 External device recognition error 12
12 E. Noise Circuit noise, mechanical noise 13
13 F. Exterior error Exterior defect 14
14 G. Network error Connection defect / Network speed low 15
First of all, Check whether there is SVC Bulletin in GCSC System for these model.
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