Troubleshooting - Panasonic CQ-5302U Operating Instructions Manual

Troubleshooting

❐ If You Suspect Something Wrong
Check and take steps as described below.
If the described suggestions do not solve the problem, it is
recommended to take the unit to your nearest authorized
Panasonic Servicenter. 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.
Troubleshooting Tips
❐ Common
Problem
No power.
No sound.
Noise.
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CQ-5302U
¡ Do not use the unit in an irregular condition, for
example, without sound, or with smoke or a 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.
Possible cause
Vehicle's ignition switch is not on.
a
Turn your vehicle's ignition switch to ACC or ON.
Cables are not correctly connected.
a
Connect cables correctly.
Power connector is not correctly connected.
a
Connect the power connector to the terminal that is always active.
Power connector is not correctly connected.
a
Connect the power connector to your vehicle's ACC source.
Grounding wire is not correctly connected.
a
Connect the grounding wire to a metal part of the vehicle.
Mute is set to ON.
a
Set it to OFF.
Cables are not correctly connected.
a
Connect cables correctly.
The ground lead is not connected properly.
a
Connect the ground lead properly.
Warning
a
Possible solution