JVC EXAD KD-NX5000 Manuel D'instructions page 109

Troubleshooting
What appears to be trouble is not always serious. Check the following points before calling a service
center.
Symptoms
• Parking Brake appears on the
monitor.
• Sound cannot be heard from the
speakers.
• The monitor is not clear and legible for
watching the playback picture or the
map.
• Low Temperature/HDD Warming
Up appears and some functions do not
work properly.
• Push Reset appears on the display,
and the control panel movement is
freezed.
• The unit does not work at all.
• Cannot operate some functions of an
AV source on the map screen.
• Cannot operate AV sources with the
remote controller on the map screen.
• Route calculation seems to have
stopped.
• Navigation voice cannot be heard from
the speakers.
• Voice guidance are not heard while
viewing an AV screen.
• The voice guidance does not come out
from the speaker on the driver's side.
• Cannot scroll the map to northeast, etc. To scroll to northeast, you need to press 5 and
Causes/Remedies
Some operations are prohibited without the
parking brake engaged. Park the car in a safe place
before the operations.
• Adjust the volume to the optimum level.
• Check the cords and connections.
Sunshine from the windshield may cause this
symptom. Adjust Bright and Contrast of
Screen Control. (☞ [96]).
The internal temperature is too low. Leave the
power on, and wait until the internal temperature
rises and the indication goes off.
Something is blocking the control panel
movement. Remove the obstacle, then reset the
unit (☞ [4]).
• If this does not work, check if the installation
has been correctly done.
Reset the unit (☞ [4]).
On the map screen, you can operate only some
limited functions of the current source. Press SRC
to display the AV screen and operate the source.
On the map screen, 4¢5∞ keys of the
remote controller always works for scrolling the
map.
Route calculation may take long depending on the
route. Wait for a while.
Guidance voice level is set to the minimum level.
Adjust it to the optimum level. (☞ [43])
Interruption is set to Off. Set it to On to allow
the voice guidance interrupt the AV source. (☞
[44])
Change the Output Channel setting. (☞ [43])
¢ at the same time.
Maintenance / Troubleshooting
109