XR-D400SL
1-9
NO
YES
YES
NO
OK
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
NO
NO
Troubleshooting
(For repairing the audio CD dubbing)
POWER button ON
Check the CN991 and S1034
on the Front board.
Does the POWER
indicator light?
Are the pins and of the CN991
on the Front board short-circuited
Go to the "Power
Supply Operation".
Can the tray be
opened/closed with the
OPEN/CLOSE button?
Go to the
"OPEN/CLOSE Operation".
Can the SOURCE disc
drive read the
TOC of the CD?
Go to the
"Reproduction Operation"
Can the REC/PLAY disc
drive play the CD?
Is the audio output from
the CD in the REC/PLAY
disc drive?
Can the data be written
in the REC/PLAY
disc drive?
Are the front keys and
indicators normal?
Check the general
operations.
Go to the
"Audio Operation".
Go to the
"Write Operation".
Go to the "Front Key
/Indicator Operation".
