Troubleshooting - JVC KD-DV4200 Manuel D'instructions

Troubleshooting

Something that appears to be a problem may not always be serious. Check the following
points before calling a service center.
Problem
Sound cannot be heard from
the speakers.
This unit does not work at all.
FM stations cannot be preset
automatically.
Static noise while listening to
the radio.
"REGION CODE ERROR !"
appears on monitor.
"DRIVER MUST NOT WATCH
THE MONITOR WHILE
DRIVING." appears on monitor.
Disc cannot be played back.
Recordable/Rewritable discs
cannot be played back.
Tracks on the Recordable/Rewritable
discs cannot be skipped.
Disc cannot be recognized.
"NO DISC" appears on the
display.
Sound and picture are
sometimes interrupted or
distorted.
No playback picture (DVD,
VCD) appears on monitor.
No picture appears on
monitor at all.
The left and right edges of
the picture are missing on the
screen.
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Causes/Remedies
¶ Volume level is set to the minimum level.
= Adjust it to the optimum level.
¶ Connections are incorrect.
= Check the cords and connections.
¶ The built-in microcomputer may have functioned
incorrectly due to noise, etc.
= Reset unit.
¶ Signals are too weak.
= Store stations manually.
¶ Antenna is not connected fi rmly.
= Connect antenna fi rmly.
¶ Region code of the DVD is not "1".
= Inset DVD whose region code includes "1".
¶ Parking brake is not engaged.
= Stop driving and engage parking brake.
¶ Disc is inserted upside down.
= Insert disc correctly.
¶ Disc is not fi nalized.
= Insert fi nalized disc.
= Finalize disc with the component which you used for
recording.
¶ The DVD/CD player may have functioned incorrectly.
= Eject the disc forcibly.
¶ Disc is inserted incorrectly.
= Insert disc correctly.
¶ You are driving on rough roads.
= Stop playback while driving on rough roads.
¶ Disc is scratched.
= Change the disc.
¶ Parking brake wire is not connected properly.
= Refer to Installation/Connection Manual.
¶ Video cord is not connected correctly.
= Connect video cord correctly.
¶ Incorrect input has been selected on monitor.
= Select correct input on monitor.
¶ "4:3 PAN SCAN"is selected when viewing on conventional
monitor (aspect ratio 4:3).
= Select "4:3 LETTER BOX."(P.29)