Normal
voltage?
Check various
voltages of Power
Board ( 13V)
No Video/
No audio
Check and
replace
MAIN B/D
Y
Replace Power
Board and repair
parts
N
End
Standard Repair Process
A. Video error
No video/ No audio
☞
A18
Established
date
Revised date
2/16
Error
symptom
2
Copyright © 2016 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 43UH610
Page 59: ......