-3-
TROUBLESHOOTING
Problem
Power does not turn on.
(No sound)
Cause
Fuse is blown.
Incorrect wiring.
Measure
Replace with a fuse of the same amperage as the old fuse.
Read the attached "Installation/Wire connection Guide" once again
and wire properly.
No sound when
operating the unit with
amplifiers or power
antenna attached.
Power antenna lead is short
circuited, or excessive
current is required for
remotely powering on the
amplifiers or power antenna.
1. Turn the unit off.
2. Remove all wires attached to the power antenna lead. Check
each wire for possible short circuits using an ohm meter.
3. Turn the unit back on.
4. Reconnect each amplifier remote wire to the power antenna lead
one by one. If the amplifiers turn off before all wires are attached,
use an external relay to provide remote power-on voltage
(excessive current required).
Microprocessor malfunction
due to noise, etc.
DCP or main unit connectors
are dirty.
Wipe dirt off with a soft cloth dampened with cleaning alcohol.
No sound
The speaker protection circuit is
operating.
Turn down sound volume. Function can also be restored by turning
power off and on again. (Speaker volume is reduced automatically
when the speaker protection circuit operates).
Sound skips or is noisy.
CD is dirty.
1. Turn off power, then press the [RELEASE]
button and remove the DCP.
2. Use a thin rod to hold reset button depressed
(2 sec.). If the reset button is pressed when a
disc is loaded, please eject the disc and load
it once again before attempting to play it.
Nothing happens when
buttons are pressed.
Display is not accurate.
Clean the CD with a soft cloth.
CD is heavily scratched/
warped.
Replace with a CD without scratches.
Sound cuts out or skips.
Noise is generated/noise is
mixed with sound.
MP3/WMA files are not encoded
properly.
Use properly encoded MP3/WMA files.
No sound
MP3/WMA files are absent on
disc.
Write MP3/WMA files onto the disc properly.
Files are not recognized as
MP3/WMA files.
Use properly encoded MP3/WMA files.
File system is not correct.
Use ISO9660 level 1,2 or JOLIET or Romeo file system.
Sound is poor when power
is first turned on.
Condensation may form on
the internal lens when the car
is parked in a humid place.
Let dry for about 1 hour with power on.
Wrong file name
File system is not correct.
Use ISO9660 level 1, 2 or JOLIET or Romeo file system.
General
USB/iPod
CD/MP3/WMA
No sound
The device contains no
MP3/WMA files.
Record MP3/WMA files properly to the device.
The files are not proper MP3/
WMA format.
Use properly encoded MP3/WMA files.
Files are DRM copyright
protected.
Cancel DRM protection.
Connectors are loose.
Disconnect the device and reconnect securely.
Sound is interrupted or has
noise.
MP3/WMA files are not
encoded properly.
Use properly encoded MP3/WMA files.
Device isn't recognized.
Device is damaged.
Disconnect and reconnect the device. If device still cannot be
recognized, try replacing with different device.
Connectors are loose.
Cannot connect device to
the USB cable.
Device has been connected
improperly.
Connecti the device in reverse direction.
Connector is broken.
Replace with a new device.
Reset button
CZ209/CZ209A
Disconnect and reconnect the device .
According to the device's
operation state, device may
not be recognized.
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.
Check operation of portable music player.
