LG 22LN4000 Service Manual

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LGE Internal Use OnlyCopyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
5. Abnormal screen (AV)-Main PCBA
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Abnormal screen (AV)
YES
NO
NO
Insult AV cable tight
1
Change IC600
WAVEFORMS
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GG Gf
Change Timing to 480I, 576I
Or change format CVBS
2
pGGGy]\X
3
Check Line between JK101 and IC600
is open or short, Another is
change AV cable
NO
YES
YES
y]\XGOj}izP
3

LG 22LN4000 Specifications

General

Brand	LG
Model	22LN4000
Category	LED TV
Language	English