Troubleshooting tips – Panasonic CQ-DP745 Manuel d'utilisation

Page 32

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□ Troubleshooting Tips

PROBLEM

POSSIBLE CAUSE

PROBABLE SOLUTION

Unit won't turn on.

Dead vehicle battery.
Ignitioh not on.
Bad power line connection.

Fuse burned out.

Charge vehicle battery.

Turn ignition to On or Accessory.

Check connections.

Replace fuse.

Radio has static.

Antenna not hooked up.

Hook up antenna.

Close to high power lines.

Move away from high power lines.

Radio memory buttons don't work.

Not holding buttons down long

enough.

Press and hold buttons for more

than 2 seconds.

No sound can be heard even if

the disc is properly loaded.

The compact disc is inverted.

Insert the disc with label side

facing up.

The compact disc is very dirty.

Try to clean the compact disc by

instructions of disc cleaning.

The temperature inside the car is

more than140"F (60“C).

Give the interior a chance to cool
down before using the unit.

Excessive moisture.

Wait for a while before using the

unit.

Wiring connection is not properly
done.

Confirm all wiring connection such
as power cord, speaker cords,
etc.

Volume control is at "minimum"
position.

Adjust the volume control to the

proper level.

Fuse of amplifier is blown out.

Replace the fuse with the correct
rating.

Sound distorted due to vibration.

Installation method is bad.

Fix the unit securely.

Inverted sound (Left/Right

connections).

The speaker cords are inverted.

Check the speaker cords.

No sound from front or rear

speakers.

The fader control is set on the

wrong position.

Adjust the fader control of the unit
correctly.

Sound distorted sometimes.

The compact disc may be

defective.

Try to replace the disc with

another one.

The compact disc is dirty.

Try to clean the compact disc by

instructions of disc cleaning.

A compact disc is sometimes
ejected. {Display shows "El", an
error message.)

The pickup lens is dirty.

Clean the lens. (Use CD lens

cleaning disc.)

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CQ-DP745/730EUC

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