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 qualifi ed 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 checking.
Never take measures except those indicated by
italic
letters in “Possible solution” described below
because those are too dangerous for users to handle
themselves.
Warning
If the unit is out of order (no power, no sound) or
in an abnormal state (has foreign objects in it, is
exposed to water, is smoking, or smells), turn it
off immediately and consult your dealer.
Do not disassemble, modify the unit or attempt to
repair the product yourself. If the product needs to
be repaired, consult your dealer or an authorized
Panasonic Servicenter.
Common
Problem
Possible cause
Possible solution
No power to the unit
The power cord (battery, power and ground) is connected the wrong way.
Check the wiring.
Fuse blows out.
Eliminate the cause of fuse blowout and replace the fuse with new one.
Consult your dealer.
The vehicle engine is not running.
Start the engine. (ACC ON is also usable.)
Sound is not
generated.
The wiring of speaker lines is not correct, or a break or poor contact exists.
Check the wiring in accordance with the wiring diagram. (Installation
Instructions)
Turn the volume up.
Noise
There is an electromagnetic-wave generator such as a cellular phone near the unit
or its electrical lines.
Keep the electromagnetic-wave generator such as a cellular phone away
from the unit and the wiring of the unit. In case the noise cannot be
eliminated due to the wiring harness of the car, consult your dealer.
The contact of the ground lead is poor.
Make sure that the ground lead is connected to an unpainted part of the
chassis securely.
Noise is made in
step with engine
revolutions.
Alternator noise comes from the car.
Change the wiring position of the ground lead.
Mount a noise fi lter.
Some operations are
not executable.
Some operations are not executable in particular modes such as menu mode.
Read the Operating Instructions carefully and cancel the mode. If the unit is
still out of order, consult your dealer.
No sound from
speaker(s)
There is a break, a short circuit, poor contact or wrong wiring regarding the
speaker wiring.
Check the speaker.
The power of the unit
fails unintentionally.
The safety device works.
Consult your dealer, or your nearest Panasonic Servicenter.
Troubleshooting
Common
Problem
Possible cause
Possible solution
Nothing is displayed
on the monitor.
Navigation images are
not displayed.
The screen is switched off.
Press
,
, or
.
The power cord is not connected properly.
Check the connection.
The fuse in the power cord or power connector has blown.
Consult your dealer.
The navigation unit is
hot.
It has been running for a long period.
If the navigation is functioning normally, this is not a problem.
The vertical angle
of the monitor is not
adjustable.
Check whether it is pressing against some obstruction, or if a cable is trapped
somewhere.
Sound does not
come from one of the
left/right/front/rear
speakers.
Check the volume balance of the Balance and Fader controls.
The sound quality
is poor. (The sound
skips.)
If the sound is from DVD/CD, clean dust off the disc.
The mounting of the unit needs adjusting.
Adjust the angle to within 30° and mount it securely so that it does not
vibrate.
There is sound, but no
video.
The parking brake cable is disconnected.
Check the wiring.
The parking brake is not engaged.
Engage the parking brake.
Volume is too loud
at startup (while the
opening screen is
displayed).
Startup sound is output at the navigation volume.
Adjust navigation volume.
English
English
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99
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Summary of Contents for CN-NVD905U - Strada - Navigation System
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