Panasonic KX-PRX120W Service Manual page 32

KX-PRX120W/KX-PRXA10W
9.1.6.2. Speaker Part
Silent mode, so try Factory reset.
No sound or noise from
Speaker
Sound setting will be in
Did the problem fix?
NO
Check Factory Mode
"Speaker Check"
NO
YES
Update software.
Did the problem fix?
NO
Replace with a new circuit
board
YES
End
NO
Re-assemble the Speaker.
Did the problem fix?
NO
Replace with a new Speaker.
Did the problem fix?
YES
End
32
YES
End
YES
End