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Standard Repair Process
Error
symptom
No Video/No audio
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
A. Video error
No video/ No audio
☞A5
Check voltages of
Power Board
Normal
( D13V,A13V)
voltage?
Replace Power
Board and repair
parts
Established
date
Revised date
Check and
Y
replace
MAIN B/D
N
2015. 04. 23
2015. 04 .23
2/13
End
LGE Internal Use Only
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