Sony XR-55A75L Service Manual page 91

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TROUBLESHOOTING
3.2 No Sound for Headphone out/ Audio out/Optical out
No Sound
Headphone out
(*Selected models only)
Check
 Volume setting is not too small?
 Factory Data Reset? OK?
NG
Replace B-Board
Finish
OK
No Sound
Opt out
Check [Settings]
・[Speakers] setting is [TV Speakers]?
・[Digital Audio Out] is [PCM] ?
・[Digital audio out volume] is [Max]?
NG
Replace B-Board
Finish
OK
91
SYS SET

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