Table of Contents
Advertisement
Contents of Standard Repair Process
No.
Error symptom (High category)
1
2
3
A. Video error
4
5
6
7
B. Power error
8
9
C. Audio error
10
11
12
D. Function error
13
14
15
E. Noise
16
F. Exterior error
First of all, Check whether there is SVC Bulletin in GSCS System for these model.
Error symptom (Mid category)
No video/Normal audio
No video/No audio
Picture broken/ Freezing
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
Off when on, off while viewing, power auto
on/off
No audio/Normal video
Wrecked audio/discontinuation/noise
Remote control & Local switch checking
MR21 operating checking
Wifi operating checking
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
14
15
16
Copyright © 2021 LG Electronics. Inc. All rights reserved.
Only for training and service purposes.
Advertisement
Table of Contents
