Panasonic CQ-DP975 Operating Instructions Manual page 29

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J Troubleshooting Tips
Unit won't turn | Dead vehicle battery. Charge vehicle battery.
Ignition not on. Turn ignition to On or Accessory.
Bad power line connection. Check connections.
Fuse burned out. Replace fuse.
Radio has Antenna not hooked up. Hook up antenna.
static. É Close to high power lines. Move away from high power lines.
Radio memory | Not holding buttons down long enough. Press and hold buttons for more than 2 seconds.
buttons don't
The compact disc is inverted. Insert the disc with label side facing up.
work.
No sound can
be heard even
if the disc is The compact disc is very dirty. Try to clean the compact disc by instructions of disc
properly cleaning.
loaded.
The temperature inside the car is more than | Give the interior a chance to cool down before using the
140°F (60°C). unit.
Excessive moisture. Wait for a while before using the unit.
Confirm all wiring connection such as power cord,
speaker cords, etc.
Wiring connection is not properly done.
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.
Installation method is bad. Fix the unit securely.
Sound
distorted due
to vibration.
Inverted sound | The speaker cords are inverted. Check the speaker cords.
(Left/Right
connections).
No sound from | The fader control is set on the wrong position. Adjust the fader control of the unit correctly.
front or rear
speakers.
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 The pickup lens is dirty. Clean the lens. (Use CD lens cleaning disc.)
disc is
sometimes
ejected.
(Display shows
"E1", an error
message.)
Sound
distorted
due to
vibration
CQ-DP975/DFX85EUC
29