Troubleshooting - JVC KD-R720 Instructions Manual

Troubleshooting

Sound cannot be heard from the speakers. Adjust the volume to the optimum level. / Make sure the unit is not
The unit does not work at all.
"EXT IN/ AUX IN" cannot be selected.
Sound is sometimes interrupted while
listening to an external component
connected to the auxiliary input jack.
Nothing appear on the display.
The correct characters are not displayed
(e.g. album name).
SSM automatic presetting does not work.
Static noise while listening to the radio.
"AM" cannot be selected.
Disc cannot be played back.
CD-R/CD-RW cannot be played back and
track cannot be skipped.
Disc sound is sometimes interrupted.
"NO DISC" appears on the display.
"PLEASE" and "EJECT" appear alternately
on the display.
"IN DISC" appears on the display.
Disc cannot be played back.
Noise is generated.
"READING" keeps flashing on the display.
Tracks do not play back in the order you
have intended them to play.
The elapsed playing time is not correct.
"NOT SUPPORT" appears and track skips.
28 ENGLISH
Symptom Remedy/Cause
muted/paused. (page 6) / Check the cords and connections.
Reset the unit. (page 3)
Check the <SRC SELECT> setting. (page 27)
Check to be sure the recommended stereo mini plug is used for
connection. (page 23)
Check the <COLOR SETUP> setting. (page 25)
This unit can only display letters (upper case), numbers, and a
limited number of symbols.
Store stations manually.
Connect the antenna firmly.
Check the <SRC SELECT> = <AM> setting. (page 27)
Insert the disc correctly.
Insert a finalized CD-R/CD-RW (finalize with the component which
you used for recording).
Stop playback while driving on rough roads. / Change the disc. /
Check the cords and connections.
Insert a playable disc into the loading slot.
Press 0, then insert a disc correctly.
The disc cannot be ejected properly. Make sure nothing is blocking
the loading slot.
Use a disc with MP3/WMA tracks recorded in a format compliant
with ISO 9660 Level 1, Level 2, Romeo, or Joliet. / Add the extension
code <.mp3> or <.wma> to the file names.
Skip to another track or change the disc.
A longer readout time is required. Do not use too many hierarchical
levels and folders.
The playback order is determined when the files are recorded.
This sometimes occurs during playback. This is caused by how the
tracks are recorded on the disc.
Skip to the next track encoded in an appropriate format or to the
next non-copy-protected WMA track.