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1. Trouble Shooting
Contents of LCD TV Standard Repair Process
No.
Error symptom (High category)
1
2
3
A. Video error
4
5
6
B. Power error
7
8
C. Audio error
9
10
D. Function error
11
12
E. Noise
13
F. Exterior error
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Only for training and service purposes
Error symptom (Mid category)
No video/Normal audio
No video/No audio
Video error, video lag/stop
Color error
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
No response in remote controller, key error,
recording error, memory error
External device recognition error
Circuit noise, mechanical noise
Exterior defect
Page
Remarks
1
2
3
4
5
6
7
8
9
10
11
12
13
LGE Internal Use Only
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