LG 32LV570G - No Video; no Audio

LGE Internal Use Only
Copyright © 2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Normal
voltage?
Check various
voltages of Power
Board ( 3.5V,12V,20V
or 24V…)
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
☞A4
Established
date
Revised date
2/14
LCD TV
Error
symptom
2
2010. 12 .14