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Troubleshooting guide
30
What might appear to be malfunction in your unit may just be the result of slight misoperation or
miswiring. Before calling service, first check the following table for possible problems.
Problem
The power does not turn
Nothing happens when
the buttons are pressed.
The monitor does not
open / close.
No television/video
image appears
Television/video
image appears black-white.
The screen is dark.
The screen does not
darken when the
vehicle's lights are
turned on.
AM/FM radio reception
is poor and/or
there is noise.
No sound can be heard,
or the volume is low.
Possible Cause
The fuse has blown.
No ACC position on
vehicle ignition.
The computer chip in the
unit is not functioning
normally.
The parking brake is not
engaged.
The unit is not connected
to the parking brake
detection switch.
The parking brake is not
engaged.
The color system is set
incorrectly.
The unit is a location
where temperature is low.
The unit is set to auto
dimmer.
The illumination wire has
not been connected.
(If manual dimmer is set)
The TV antenna and
vehicle's radio antenna
are to close.
Attenuator is turned on.
The fader or balance
settings are set all the
way to one side.
The input/output wires or
wiring harness are
connected in correctly.
Solution
After checking for short
circuits in the wires, replace
the fuse with one having the
same rating.
Connect the same wire to the
ignition as the battery wire.
Press the reset button on
the unit.
For safety reasons, the
monitor does not open
while the vehicle is
moving. Engaging the
parking brake.
Make proper connections
according to "wire
connection"
For safety reasons no
television/video images
are displayed while the
vehicle is moving.
Engaging the parking
brake will cause images
to be displayed.
Please switch to correct
color system from menu.
If the temperature of the
monitor drops, the screen
may appear darker when
power is first turned on
due to the characteristics
of a liquid crystal panel.
Wait a while Normal
brightness will return.
When the unit is set to
auto dimmer, it is not
linked to the vehicle's
light switch.
Make propper connections
according to
" Wire connection."
Separate the two antennas
as far as possible.
Turn off the main unit.
Turn off Attenuator.
Reconnect the input/output
wires or the wiring
harness correctly.
Reconnect the input/output
wires or the wiring
harness correctly.