Troubleshooting
If You Suspect Something Wrong
Check and take steps as described below.
If the described suggestions do not solve the problem, it is recommend- ed to take the unit to your nearest authorized Panasonic Service center. The product should be serviced only by qualified personnel. Please refer the checking and the repair to professionals. Panasonic shall not be liable for any accidents arising out of neglect of checking the unit or your own repair after your checking.
Warning
¡Do not use the unit in an irregular condition, for example, without sound, or with smoke or foul smell, which can cause ignition or electric shock. Immediately stop using the unit and consult your dealer.
¡Never try to repair the unit by yourself because it is dangerous to do so.
Problem
Some operations
are not executable.
No sound from
speaker (s)
Possible cause a Possible solution
Some operations are not executable in particular modes such as menu mode.
aRead the operating instructions carefully and cancel the mode. If the unit is still out of order, consult your dealer.
Balance/Fader setting is not appropriate.
aReadjust Balance/Fader.
There is a break, a short circuit, poor contact or wrong wiring regarding the speaker wiring.
aCheck the speaker wiring.
English
Problem |
| Possible cause a Possible solution |
Common
No power to the
unit
Sound is not
generated.
The demonstration screen displayed and no operable
Noise
Noise is made in step with engine revolutions.
The power cord (battery, power and ground) is connected in the wrong way.
aCheck the wiring.
Fuse blowout
aEliminate the cause of fuse blowout and replace the fuse with new one. Consult your dealer.
MUTE is set to ON.
aSet MUTE to OFF.
The wiring of speaker lines are not correct, or a break or poor contact arises.
aCheck the wiring in accordance with the wiring diagram. (Installation Instructions)
aSet
You cannot operate the unit while the demonstration screen appears.
aPress [DISP] to end the demonstration screen.
If the demonstration screen appears frequently, there is a possibility that poor contact or wrong wiring arises between the battery lead of the unit and the battery cable of the car. (The battery lead should be always powered.)
aCheck the battery wiring in accordance with the wiring diagram.
There is an
aKeep an
The contact of the ground lead is poor.
aMake sure that the ground lead is connected to an unpainted part of the chas- sis securely.
Alternator noise comes from the car.
aChange the wiring position of the ground lead.
aMount a noise filter on the power supply.
Common (continued)
The speaker channels are reversed between right and left.
The sound field is
not clear in the
stereo mode.
Central sound is
not settled.
The power of the
unit fails
unintentionally.
Playing sound is
interrupted
Disc unejectable
The speaker wiring is reversed between right and left.
aPerform the speaker wiring in accordance with the wiring diagram.
The plus and minus terminals at right and left channels of speakers are connected reversely.
aPerform the speaker wiring in accordance with the wiring diagram.
The safety device works.
aConsult your dealer, or your nearest Panasonic Service center.
An inappropriate speaker network (device) is used.
aUse a speaker without any speaker network, or use an appropriate speaker network system that does not cause interruption.
Something such as a peeled label obstructs the disc coming out.
aPress and hold the [OPEN] for more than 2 seconds when the face plate is open (disc forced ejection). In case that the disc forced ejection does not work, consult your dealer.
The microcontroller in the unit operates abnormally due to noise or other factors.
aUnplug the power cord and plug it again. In case the unit is still out of order, consult your dealer.
Troubleshooting
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