LG 65UH7650 Service Manual page 37
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Also See for 65UH7650:
- Owner's manual (54 pages) ,
- Easy setup manual (45 pages) ,
- Owner's manual (50 pages)
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Standard Repair Process
Error
symptom
No Video/
No audio
Copyright
2016 LG Electronics Inc. All rights reserved.
Only for training and service purposes
A. Video error
No video/ No audio
☞A18
Check various
Normal
voltages of Power
voltage?
Board ( 3.5V,12V,
24V...)
Replace Power
Board and repair
parts
Established
Revised date
Check and
Y
replace
MAIN B/D
N
2
date
End
2/16
LGE Internal Use Only
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