Troubleshooting - JVC KD-R921BT Instructions Manual

Menu item
Bluetooth
AM Source *
AUX Source *
Bluetooth
Audio *
15
Software Version
* 14
Displayed only when any source other than "AM/ AUX IN" is selected separately.
*
15 Displayed only when the USB Bluetooth Adapter, KS-UBT1, is connected to the unit and when any source
other than "BT FRONT/ BT REAR" is selected.

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.
"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 Eject" appears on the display.
"In Disc" appears on the display.
30 ENGLISH
If the USB Bluetooth Adapter, KS-UBT1, is not connected to the unit, "Please Connect BT
Adapter" will be shown on the display. For settings, see pages 18 and 19.
14 Show / Hide : Enable or disable "AM" in source selection.
14 Show / Hide : Enable or disable "AUX IN" in source selection.
Show / Hide : Enable or disable "BT FRONT/ BT REAR" in source selection.
Shows the firmware version of this unit.
Symptom
Selectable setting, [ Initial: Underlined ]
Remedy/Cause
muted/paused. (page 7) / Check the cords and connections.
Reset the unit. (page 3)
Check the <Source Select> setting. (see above)
Check to be sure the recommended stereo mini plug is used for
connection. (page 22)
Check the <Color Setup> setting. (page 27)
This unit can only display letters (capital: A – Z, small: a – z),
numbers (0 – 9), a limited number of symbols ( ! / " / # / $ / % /
& / ' / ( / ) / / + / , / – / . / / / : / ; / < / = / > / ? / @ / – / ).
Store stations manually.
Connect the aerial firmly.
Check the <Source Select> = <AM Source> setting. (see above)
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.
This occurs sometimes due to over-heating. Eject the disc or change
to another playback source.
The disc cannot be ejected properly. Make sure nothing is blocking
the loading slot.