Read LG 50LA6650 (CHASSIS:LA33B) Service Manual online
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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
spot, external device color error
6
6
B. Power error
No power
7
7
Off when on, off while viewing, power auto
on/off
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
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
First of all, Check whether there is SVC Bulletin in GCSC System for these model.
Click on the first or last page to see other 50LA6650 (CHASSIS:LA33B) service manuals if exist.