No Video/ No Audio - LG 65UH8500 Service Manual
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Also See for 65UH8500:
- Owner's manual (77 pages) ,
- Setup manual (51 pages) ,
- Safety and reference (47 pages)
Table of Contents
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Standard Repair Process
symptom
No Video/
No audio
Copyright
2015 LG Electronics Inc. All rights reserved.
Only for training and service purposes
A. Video error
Error
No video/ No audio
☞A18
Check various
voltages of Power
Board ( 3.5V,12V,20V
or 24V...)
Check and
Y
Normal
replace
voltage?
MAIN B/D
N
Replace Power
Board and repair
parts
2
Established
date
Revised date
End
2/16
LGE Internal Use Only
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- Hdmi Input (Pc/Dtv)
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