Panasonic cq-va7800n User Manual
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CQ-VA7800N
CQ-VA7800N
Troubleshooting
(continued)
Trouble
Cause/Step
■
Display Unit
The tilt angle or the
front-rear position of
the display is not
adjustable.
front-rear position of
the display is not
adjustable.
There is an obstacle.
a
Install the unit where the unit moves freely.
The display does not
go back into the unit.
go back into the unit.
The display stops on the way to the home position.
a
Press [
] (OPEN/CLOSE).
Trouble
Cause/Step
■
Remote Control
Buttons are invalid for
operation.
operation.
Battery Poles (+) (–) are reversed.
a
Insert the battery correctly.
Wrong battery.
a
Check the battery.
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.
Trouble
Cause/Step
Connection or installation of the TV antenna has not been performed correctly.
a
Check the connection or installation.
The intensity of the radio wave is too low.
a
Change the broadcast station.
Unclear image due to
noise.
noise.
■
TV
Trouble
Cause/Step
■
External Video Source (DVD Player, Rear View Camera, VCR, Camcorder),
Rear Monitor and Car Navigation System
Rear Monitor and Car Navigation System
The picture from a car
navigation system is
not displayed.
navigation system is
not displayed.
The connection of a car navigation system is not correct.
a
Connect it correctly.
Input setting of a car navigation system is not correct.
a
Make the input setting correct.
The picture from
external devices are
not displayed.
external devices are
not displayed.
External devices are not connected correctly.
a
Connect external devices correctly.
The picture from a rear
view camera is not
displayed.
view camera is not
displayed.
Rear view camera is not connected correctly.
a
Connect rear view camera correctly.
Input setting of a camera is not correct.
a
Make the input setting correct.
Trouble
Cause/Step
■
Display Settings
The brightness of the
screen is not stable.
screen is not stable.
“AUTO” dimmer is selected.
a
Select one of the dimmer levels from among 1 to 5 to make the dimmer
adjustment become free from light intensity.
adjustment become free from light intensity.
The picture is dark.
The picture is whitish.
Something is wrong
with the picture.
The picture is light in
color.
The picture is whitish.
Something is wrong
with the picture.
The picture is light in
color.
The screen is not adjusted properly.
a
Make every adjustment of the screen.
Trouble
Cause/Step
■
Sound Settings
No sound from left,
right, front, or rear
speaker.
right, front, or rear
speaker.
Left and right balance, or front and rear balance is off on one side.
a
Adjust BAL/FAD as appropriate (
a
page 36).
Cables are not correctly connected.
a
Connect the cables correctly.
Left and right sounds
are reversed.
are reversed.
The right speaker lead is connected to the left speaker and the left speaker lead
to the right speaker.
to the right speaker.
a
Connect the speaker leads to the correct one.