LG 65UB930T Service Manual

Standard Repair Process
A. Video error
No video/ No audio
Established
date
Revised date
2/16
LCD TV
Error
symptom
2013.01.31
No
video/
No
audio
Revised
date
2/16
Check various
Check and
Y
☞A18
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
N
End
Replace Power
Board and repair
parts
2
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LG 65UB930T Specifications

General

Brand	LG
Model	65UB930T
Category	LED TV
Language	English