Clarion DXZ475MP User Manual

Page of 33
 
English
 
28
 
DXZ475MP
 
 
 
8. IN CASE OF DIFFICULTY
 
Problem
Cause
Measure
General
 
Power does not 
turn on. 
(No sound is 
produced.)
Fuse is blown.
Replace with a fuse of the same amperage. If the fuse 
blows again, consult your store of purchase. 
Incorrect wiring.
Consult your store of purchase.
No sound output 
when operating 
the unit with 
amplifiers or 
power antenna 
attached.
Power antenna lead is 
shorted to ground or 
excessive current is required 
for remote-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 a possible short to 
ground 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-on voltage (excessive current 
required).
Nothing happens 
when buttons are 
pressed.
Display is not 
accurate.
The microprocessor has 
malfunctioned due to noise, 
etc.
Turn off the power, then press 
the [
 
OPEN
 
] button and remove 
the DCP.
Press the reset button for about 
2 seconds with a thin rod.
DCP or main unit connectors 
are dirty.
Wipe the dirt off with a soft cloth moistened with 
cleaning alcohol.
No sound heard
The speaker protection circuit 
is operating.
1. Turn down sound volume. Function can also be 
restored by turning the power off and on again. 
(Speaker volume is reduced automatically when 
the speaker protection circuit operates).
2. If the sound is muted again, consult our service 
department.
 
CD/MP3/WMA
 
No sound heard
MP3/WMA files are absent in 
a disc.
Write MP3/WMA files onto the disc properly.
Files are not recognized as 
an MP3/WMA file.
Use MP3/WMA files encoded properly.
File system is not correct.
Use ISO9660 level 1, 2 or JOLIET or Romeo file 
system.
Sound skips or is 
noisy.
Compact disc is dirty.
Clean the compact disc with a soft cloth.
Compact disc is heavily 
scratched or warped.
Replace with a compact disc with no scratches.
Sound is cut or 
skipped.
Noise is 
generated or 
noise is mixed 
with sound.
MP3/WMA files are not 
encoded properly.
Use MP3/WMA files encoded properly.
Sound is bad 
directly after 
power is turned 
on.
Water droplets may form on 
the internal lens when the car 
is parked in a humid place.
Let dry for about 1 hour with the power on.
Wrong filename
File system is not correct.
Use ISO9660 level 1, 2 or JOLIET or Romeo file 
system.
Reset button
DXZ475MP_EN.book 28 ページ 2006年11月10日 金曜日 午後4時56分