LG 55SK9000PUA Service Manual page 32
Chassis : ua82h
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Also See for 55SK9000PUA:
- Easy setup manual (2 pages) ,
- Owner's manual (76 pages) ,
- Safety and reference (64 pages)
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Standard Repair Process
Error
symptom
No Video/
No audio
A. Video error
No video/ No audio
☞A9
Check various voltages
of Power Board (Main)
Normal
voltage?
(20V, 12V...)
Replace Power
Board and repair
parts
Established
Revised date
Check and
Y
replace
MAIN B/D
N
2
date
End
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