Appendix
Appendix l 8-7
Troubleshooting
Problem Possible Cause Countermeasure
The power
does not turn
on. The fuse is
disconnected.
• Replace with a suitable fuse.• If the fuse is disconnected.
again, please contact your point
of purchase or service center.
Device is not properly
connected.
• Check to see that the device
has been properly connected.
The system
does not
Play. The disc has not been
inserted or has been
inserted upside down.
• Insert the disc properly so that
the sides are facing the correct
Direction.
The disc has been
Contaminated.
• Wipe away dirt and other
foreign substances from the disc.
The vehicle battery is
Low.
• Charge the battery If the
problem persists, contact your
point of purchase or service
center.
A disc not supported by
the device has been
Inserted.
• Insert a disc which is supported
by the device.
A disc with a region
code not supported by
the device has been
inserted.
• The region code for the device
is code “1”.
• Use a DVD which has the
region code of “1” or “ALL”.
The image
color/tone
quality is low. The brightness,
saturation, hue, and
contrast levels are not
set properly.
• Properly adjust the brightness,
saturation, hue, and contrast
levels through Display Setup.
Problem Possible Cause Countermeasure
Video does
not work
• The brightness level is
set to the lowest level.• Adjust the brightness to a
higher level.
• Video media is not
properly connected.• Check to see that the device
has been properly connected.
Sound does
not work
• The volume level is
set the lowest level.• Adjust the volume level.
• The connection is not
proper.• Check to see that the device
has been properly connected.
• The device is currently
fast-forwarding,
rewinding, scanning,
or playing in slow
mode.• The sound will not work when
the device is fast-forwarding,
rewinding, scanning, or playing
in slow mode.
The sound or
video quality is
low
• The disc is dirty or
scratched.• Wipe off water or dirt from the
DISC Do not use a disc which
has been scratched.
• Vibration is
occurring from where
the conversion switch
has been installed.• The sound may be
short-circuited and the image
distorted if the device vibrates.
The device will return to normal
once vibrations stop.
• Image color/tone
quality is low.• Aging of the video display and
deterioration in performance
may cause certain quality
degradations.
• The brightness level is
set to the lowest level.• Adjust the brightness to a
higher level.
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