Normal
voltage?
No Video/
No audio
Y
Replace Power
Board and repair
parts
N
End
Standard Repair Process
A. Video error
No video/ No audio
☞
A4
Established
date
Revised date
2/14
LCD TV
Error
symptom
2012 . 01 .14
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
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