Troubleshooting
If You Suspect Something Wrong
Check and take steps as described below.Warning
If the described suggestions do not solve the problem, it is!Do not use the unit in an irregular condition, for
recommended to take the unit to your nearest authorized Panasonicexample, without sound, or with smoke or a foul
Servicenter. The product should be serviced only by qualified personnel.smell, which can cause ignition or electric shock.
Please refer the checking and the repair to professionals. PanasonicImmediately stop using the unit and consult your
shall not be liable for any accidents arising out of neglect of checking the
dealer.
unit or your own repair after your checking.!Never try to repair the unit by yourself because it is
Never take measures especially those other than indicated by italicdangerous to do so.
letters in OPossible Solution� described below because those are too
dangerous for users to handle themselves.
ProblemPossible cause a Possible solution
The power cord (battery, power and ground) is connected in the wrong way.
a Check the wiring.
No power to the
unitFuse blows out.
a Eliminate the cause of fuse blowout and replace the fuse with new one.
Consult your dealer.
MUTE is set to ON.
a Set MUTE to OFF.
Sound is not
The wiring of speaker lines are not correct, or a break or poor contact arises.
generated.
a Check the wiring in accordance with the wiring diagram. (Installation
Instructions)
There is an electromagnetic-wave generator such as a cellular phone near the unit or
its electrical lines.
a Keep an electromagnetic-wave generator such as a cellular phone away from
the unit and the wiring of the unit. In case that noise cannot be eliminated
Noisedue to the wiring harness of the car, consult your dealer.
The contact of the ground lead is poor.
Commona Make sure that the ground lead is connected to an unpainted part of the chas-
sis securely.
Noise is made inAlternator noise comes from the car.
step with enginea Change the wiring position of the ground lead.
revolutions.a Mount a noise filter on the power supply.
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