Panasonic cqc5301n User Manual
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Common (continued)
The safety device works.
a
Consult your dealer, or your nearest Panasonic Service Centre.
The power of the unit
fails unintentionally.
fails unintentionally.
The plus and minus terminals at right and left channels of speakers are con-
nected reversely.
nected reversely.
a
Perform the speaker wiring in accordance with the wiring diagram.
The sound field is not
clear in the stereo
mode. Central sound is
not settled.
clear in the stereo
mode. Central sound is
not settled.
The speaker wiring is reversed between right and left.
a
Perform the speaker wiring in accordance with the wiring diagram.
The speaker channels
are reversed between
right and left.
are reversed between
right and left.
Balance/fader setting is not appropriate.
a
Readjust Balance/fader.
There is a break, a short circuit, poor contact or wrong wiring regarding the
speaker wiring.
speaker wiring.
a
Check the speaker wiring.
No sound from speak-
er(s)
er(s)
Problem
Possible cause
a
Possible solution
■
Radio
The contact of the battery lead is poor, or the battery lead is not always pow-
ered.
ered.
a
Make sure that the battery lead is connected securely, and preset sta-
tions again.
tions again.
Preset stations cannot
be stored.
be stored.
The number of receivable stations is less than 6.
a
Move to an area where receivable stations number is maximum, and try
presetting.
presetting.
The number of auto
preset stations is less
than 6.
preset stations is less
than 6.
The LOCAL mode is active.
a
Cancel the LOCAL mode.
Only strong signal sta-
tions can be received.
tions can be received.
The MONO mode is active.
a
Cancel the MONO mode.
FM Stereo broadcast is
received only in mono.
received only in mono.
Antenna installation or wiring of antenna cable is faulty.
a
Check whether the antenna mounting position and its wiring are correct.
In addition, check to see whether the antenna ground is securely con-
nected to the chassis.
In addition, check to see whether the antenna ground is securely con-
nected to the chassis.
No power is supplied to the antenna amplifier (when using a film antenna,
etc.).
etc.).
a
Check the wiring of the antenna battery lead.
Poor reception or
noise
noise
Problem
Possible cause
a
Possible solution
Troubleshooting
If You Suspect Something Wrong
Check and take steps as described below.
If the described suggestions do not solve the problem, it is rec-
ommended to take the unit to your nearest authorized Panasonic
Service
ommended to take the unit to your nearest authorized Panasonic
Service
Centre
. The product should be serviced only by qualified
personnel. Please refer checking and 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 check-
ing.
Panasonic shall not be liable for any accidents arising out of
neglect of checking the unit or your own repair after your check-
ing.
Warning
¡
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 elec-
tric shock. Immediately stop using the unit
and consult your dealer.
for example, without sound, or with smoke or
a foul smell, which can cause ignition or elec-
tric 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.
because it is dangerous to do so.
■
Common
Some operations are not executable in particular modes such as menu mode.
a
Read the operating instructions carefully and cancel the mode. If the
unit is still out of order, consult your dealer.
unit is still out of order, consult your dealer.
Some operations are
not executable.
not executable.
Alternator noise comes from the car.
a
Change the wiring position of the ground lead.
a
Mount a noise filter on the power supply.
Noise is made in step
with engine revolu-
tions.
with engine revolu-
tions.
There is an electromagnetic-wave generator such as a cellular phone near the
unit or its electrical lines.
unit or its electrical lines.
a
Keep the electromagnetic-wave generator such as a cellular phone
away from the unit and the wiring of the unit. If noise cannot be elimi-
nated due to the wiring harness of the car, consult your dealer.
away from the unit and the wiring of the unit. If noise cannot be elimi-
nated due to the wiring harness of the car, consult your dealer.
The contact of the ground lead is poor.
a
Make sure that the ground lead is connected to an unpainted part of the
chassis securely.
chassis securely.
Noise
You cannot operate the unit while the demonstration screen appears.
a
Press [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.)
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.)
a
Check the battery wiring in accordance with the wiring diagram.
The demonstration
screen displayed and
no operable
screen displayed and
no operable
MUTE is set to ON.
a
Set MUTE to OFF.
There is contact between the external mute lead and the chassis.
a
Connect the external mute lead correctly. If the lead is unused, insulate
it.
it.
The wiring of speaker lines are not correct, or a break or poor contact arises.
a
Check the wiring in accordance with the wiring diagram. (Installation
Instructions)
Instructions)
Sound is not generat-
ed.
ed.
The power cord (battery, power and ground) is connected in the wrong way.
a
Check the wiring.
Fuse blows out.
a
Eliminate the cause of fuse blowout and replace the fuse with new one.
Consult your dealer.
Consult your dealer.
No power to the unit
Problem
Possible cause
a
Possible solution