Read LG 22LH250C (CHASSIS:LD91Z) Service Manual online
Contents of LCD TV Standard Repair Process
No.
Error symptom (High category)
Error symptom (Mid category)
Page
Remarks
1
No video/Normal audio
1
2
No video/No audio
2
3
Video error, video lag/stop
3
4
Color error
4
5
A. Video error
Vertical/Horizontal bar, residual image,
light spot, external device color error
light spot, external device color error
5
6
No power
6
7
B. Power error
Off when on, off while viewing, power auto
on/off
on/off
7
8
No audio/Normal video
8
9
C. Audio error
Wrecked audio/discontinuation/noise
9
10
No response in remote controller, key error,
recording error, memory error
recording error, memory error
10
11
D. Function error
External device recognition error
11
12
E. Noise
Circuit noise, mechanical noise
12
13
F. Exterior error
Exterior defect
13
First of all, Check whether there is SVC Bulletin in GCSC System for these model.
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