LG 37LV370S Service Manual page 41

Standard Repair Process
Error
LCD TV
symptom
No Video/
No audio
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Only for training and service purposes
A. Video error
No video/No audio
☞148
Check various
Normal
voltages of Power
voltage?
Board
( 5V,12V,24V...)
Replace Power
Board and repair
parts
Established
date
Revised date
Check and
Y
replace
MAIN B/D
N
2008. 2 . 1
End
Electronics 6-3
2/13
LGE Internal Use Onl