28
En
TROUBLESHOOTING
Remote control
Problem
Cause
Remedy
See
page
The remote control
does not work nor
function properly.
The remote control may be operated
outside its operation range.
For information on the remote control operation
range, see
The remote control sensor on this system
may be exposed to direct sunlight or
lightening (invented fluorescent lamps).
Change the lighting or orientation of this system.
The battery may be worn out.
Replace the battery with new one.
There are obstacles between the sensor of
this system and the remote control.
Remove the obstacles.
The system control cable is disconnected
from the system connector jack of the
receiver and/or the CD player.
Connect the receiver and the CD player securely with
the system control cable.
CD player (CD-640)
Problem
Cause
Remedy
See
page
Power does not turn
on.
The plug is not completely inserted.
Connect the power cable firmly.
The receiver and the CD player are
connected incorrectly.
Connect the system control cable properly between
the receiver and the CD player.
The receiver is set incorrectly.
Check the setting (INPUT/Volume/MUTE/
Headphone) of the receiver.
—
Power suddenly
shuts off during
playback.
The auto-standby function of the receiver
works when the receiver does not receive
a playing signal transmitted from the CD
player via the system control cable for
30 minutes.
Check the connection of the system control cable
between the receiver and the CD player.
No sound or
distorted sound
The sampling rate of a MP3 or WMA file
may not be compatible with the CD
player.
Check the sampling rate and bit rate of the MP3 or
WMA file are compatible with the CD player.
Disc playback does
not start.
You may use a CD-R/RW that is not
finalized.
Finalize the CD-R/RW.
—
The disc label may not be facing up.
Place the disc in the disc tray with the label facing
up.
—
The disc may be defective.
Try to play back another disc. If the same problem
does not occur, the disc you want to play back is
defective.
—
MP3/WMA disc may not contain
sufficient music tracks to be played back.
Check that your MP3/WMA disc contains at least 5
MP3/WMA music files.
—
The sampling rate of a MP3 or WMA file
may not be compatible with the CD
player.
Check the sampling rate and bit rate of an MP3 or
WMA file are compatible with the CD player.
The USB device
cannot be
recognized.
The USB device is not connected
correctly.
Connect the USB device correctly.
The CD player is not
linked with the
receiver.
The system control cable is disconnected
from the system connector jacks of the
receiver and/or the CD player.
Connect the system control cable properly to the
system connector jacks of the receiver and the CD
player.