Panasonic SA-BTT405P Service Manual page 30

Symptom -9
Can not play disc
Change to other Change to other
discs and try discs and try
playback again playback again
NG
Check the the
Mechanism unit
OK OK
Exchange the
Digital P.C.B.
Symptom -10
Fan does not work
Set the VOL to 100 Set the VOL to 100
NG
Check the voltage of Check the voltage of
XP29.1: ≥11V? XP29.1: ≥11V?
NG
Exchange the
Digital P.C.B.
OK OK
Disc error Disc error
NG
Exchange the
Mechanism unit
Fan is OK Fan is OK
OK
Exchange the fan Exchange the fan
OK OK
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