Troubleshooting Guide - Kenwood KVT-920DVD Instruction Manual

Troubleshooting Guide

What might appear to be a 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 on.
Nothing happens when the
buttons are pressed.
The monitor does not
open/close.
No television/video image
appears.
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.
The sound quality is poor or
distorted.
Radio reception is poor.
The memory is erased when
the ignition is turned off.
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 unit is in 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 too 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 incorrectly.
One of the speaker wires is being pinched by
a screw in the car.
The speakers are not wired correctly.
The car antenna is not extended.
The antenna control wire is not connected.
The battery wire has not been connected to
the proper terminal.
The ignition and battery wire are incorrectly
connected.
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 (See
page 4).
For safety reasons, the monitor does not
open while the vehicle is moving.
Engaging the parking brake.
Make proper connections according to
"Connections" (See page 60).
For safety reasons no television/video
images are displayed while the vehicle is
moving. Engaging the parking brake will
cause images to be displayed.
If the temperature of the monitor unit
drops, the screen may appear darker
when power is first turned on due to the
characteristics of a liquid crystal panel.
Wait a while after turning power on for
the temperature to rise. Normal
brightness will return.
When the unit is set to auto dimmer, it is
not linked to the vehicle's light switch.
Make proper connections according to
"Connection" (See page 60).
• 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. See the section
on "Connecting Wires to Terminals".
Reconnect the input/output wires or the
wiring harness correctly. See the section
on "Connection".
Reset the fader and/or balance settings.
Reconnect the speaker wires so that each
output terminal is connected to a different
speaker.
Pull the antenna out all the way.
Connect the wire correctly, referring to the
section on "Connection".
Connect the wire correctly, referring to the
section on "Connection".
Connect the wire correctly, referring to the
section on "Connection".
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