Clarion CX501A Owner's Manual page 28

Problem
No sound heard
Sound skips or is
noisy.
Sound is cut or
skipped.
Noise is
generated or
noise is mixed
with sound.
Sound is bad
directly after
power is turned
on.
Wrong filename
No sound heard
Sound is
interrupted or has
noise.
The device isn't
recognized.
Can't insert the
device.
28
CX501A
Cause
MP3/WMA files are absent in
a disc.
Files are not recognized as
an MP3/WMA file.
File system is not correct.
Compact disc is dirty.
Compact disc is heavily
scratched or warped.
MP3/WMA files are not
encoded properly.
Water droplets may form on
the internal lens when the car
is parked in a humid place.
File system is not correct.
The device contains no MP3/
WMA files.
The files are not proper MP3/
WMA format.
Connectors are loose.
Some USB portable music
players may consume current
that exceeds the USB rating.
In this case, this unit's
overcurrent protection circuit
operates to stop the music
playback.
The MP3/WMA files are
improperly encoded.
The device is damaged.
Connectors are loose.
According to the state of
operation on the device, the
communication fault is
caused.
The device has been inserted
improperly.
The connector is broken.
Measure
Write MP3/WMA files onto the disc properly.
Use MP3/WMA files encoded properly.
Use ISO9660 level 1, 2 or JOLIET or Romeo or
APPLE ISO file system.
Clean the compact disc with a soft cloth.
Replace with a compact disc with no scratches.
Use MP3/WMA files encoded properly.
Let dry for about 1 hour with the power on.
Use ISO9660 level 1, 2 or JOLIET or Romeo or
APPLE ISO file system.
Record MP3/WMA files properly to the device.
Use only properly encoded MP3/WMA files.
Disconnect the device and reconnect securely.
Check operation of portable music player.
Use only properly encoded MP3/WMA files.
Disconnect the device and reconnect. If the device is
still not recognized, try replacing with a different
device.
Disconnect the device and reconnect.
Try reversing the connection direction of the device
(usually the brand name surface should be facing
left).
Replace with a new device.