No audio
Screen normal
Check menu >
Sound Out set
CORRECT output
Correct
Y
N
Set correct output
Check audio B+ 20V
of Power Board
Normal
voltage
Y
N
Replace Power Board and repair parts
Check Speaker
disconnection
N
Y
Replace Speaker
Replace MAIN Board
End
C. Audio error
No audio/ Normal video
☞
A20
☞
A21+A18
Disconnection
Established
date
Revised date
8/15
Error
symptom
Standard Repair Process
8
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Содержание 65UH9500
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