LG 84LM9600 (CHASSIS:LJ23J) Service Manual ▷ View online
LCD TV Repair Guide
`12 years New Models
< Applicable Model >
XXLM9600-SA, XXLM8600-SA
Overview for ’12 Broadband Model
(Hardware)
Contents of LCD TV Standard Repair Process
No.
Error symptom (High
category)
category)
Error symptom (Mid category)
Page
Remarks
1
A. Video error
No video/Normal audio
1
2
No video/No audio
2
3
Picture broken/ Freezing
3
4
Color error
4
5
Vertical/Horizontal bar, residual image,
light spot, external device color error
light spot, external device color error
5
6
B. Power error
No power
6
7
Off when on, off while viewing, power
auto on/off
auto on/off
7
8
C. Audio error
No audio/Normal video
8
9
Wrecked audio/discontinuation/noise
9
10
D. Function error
Remote control & Local switch checking
10
M4 operating checking
11
11
12
Wifi operating checking
12
13
External device recognition error
13
14
E. Noise
Circuit noise, mechanical noise
14
15
F. Exterior error
Exterior defect
15
First of all, Check whether there is SVC Bulletin in GCSC System for these model.
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