Troubleshooting - Panasonic CQ-VD7200U Operating Instructions Manual

Troubleshooting

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Preliminary Steps
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Check and take steps as described in the tables below.
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If You Suspect Something Wrong
Immediately switch power off.
Disconnect the power cable and check that there is neither smoke
nor heat from the unit before asking for repairs. Never try to repair
the unit yourself because it is dangerous to do so.
Common
Trouble
Car's ignition switch is not on.
a Turn your car's ignition switch to ACC or ON.
Cables are not correctly connected.
a Connect cables correctly.
Battery cable is not correctly connected.
a Connect the battery cable to the terminal that is always live.
No power
Accessory cable is not correctly connected.
a
Connect the accessory cable to your car's ACC source.
Grounding wire is not correctly connected.
a Connect the grounding wire to a metal part of your car.
Fuse is burnt.
a Call the store where you purchased the unit, or your nearest Panasonic
Servicenter (see the attached sheet) and ask for fuse replacement.
The volume is adjusted to zero.
a
Raise the volume.
Mute is set to ON.
a Set it to OFF.
No sound
Cables are not correctly connected.
a Connect cables correctly.
Condensation (dew)
a Wait for a while before use.
Side brake (parking brake) cord is not correctly connected.
a Connect the side brake connection lead correctly.
Only sound,
no picture.
You did not pull the side brake (parking brake) lever.
a Pull the side brake (parking brake) lever.
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CQ-VD7200U
Cautions:
¡Do not use the unit if it malfunctions or if
there appears to be something wrong.
¡Do not use the unit in an irregular condi-
tion, for example, no sound, or if it is emit-
ting smoke or foul smell, as this may cause
ignition or electric shock. Immediately stop
using it and call the store where you pur-
chased it.
Cause/Step
Common (Continued)
Trouble
A mobile phone is used near the unit.
a Keep the mobile phone away from the unit.
Noise
Picture is not clear.
The unit's grounding wire is not connected securely.
a Check the metal areas of the car body (chassis), and connect the
grounding wire more securely.
Monitor
Trouble
The tilt angle or the
There is an obstacle.
front-rear position of a
Install the unit where the unit moves freely.
the display is not
adjustable.
The monitor direction is not proper.
a
Change the monitor direction to the center.
The monitor does not
go back into the unit.
The monitor stops on the way to the home position.
a Raise the monitor a little and press [
Remote Control
Trouble
Battery Poles (+) (–) are reversed.
a Insert the battery correctly.
Wrong battery.
a
Check the battery.
Buttons are invalid for
operation.
Battery has run down.
a Replace the battery.
Remote control is in the wrong direction.
a Direct the remote control at remote control sensor on the display unit.
TV
Trouble
The intensity of the radio wave is too low.
a Change the broadcast station.
Unclear image due to
noise
Connection or installation of the TV antenna has not been performed correctly.
a Check the connection or installation.
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Cause/Step
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Cause/Step
] (OPEN/CLOSE).
Cause/Step
Cause/Step
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CQ-VD7200U