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LG 42LB550T Service Manual

LG 42LB550T
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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 Tuning fail, Picture broken/ Freezing 3, 4
4 Color error 5
5
Vertical/Horizontal bar, residual image, light
spot, external device color error
6
6
B. Power error
No power 7
7
Off when on, off while viewing, power auto
on/off
8
8
C. Audio error
No audio/Normal video 9
9 Wrecked audio/discontinuation/noise 10
10
D. Function error
Remote control & Local switch checking 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.
Contents of LCD TV Standard Repair Process
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only

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LG 42LB550T Specifications

General IconGeneral
BrandLG
Model42LB550T
CategoryLED TV
LanguageEnglish

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