JVC KD-R821BT Manuel D'instructions page 27

Symptom
"Please Eject" appears on the display.
"Not Support" appears on the display
and track skips.
"Reading" keeps flashing on the display. A longer readout time is required. Do not use too many hierarchical
Noise is generated.
Tracks/folders are not played back in the
order you have intended.
While playing a track, sound is
sometimes interrupted.
"USB-Error," "Remove Device,"
"Power OFF = ON" appears on the display.
"Cannot Play" flashes on the display. /
"No USB" appears on the display. / The
unit cannot detect the USB device.
"No File" appears on the display.
"Not Support" appears and track skips.
"Read Failed" appears on the display.
"BT FRONT/ BT REAR" cannot be
selected.
No Bluetooth device is detected.
Pairing cannot be made.
Echo or noise occurs.
Phone sound quality is poor.
The sound is interrupted or skipped
during playback of a Bluetooth audio
player.
The connected audio player cannot be
controlled.
Remedy/Cause
Insert a disc that contains MP3/WMA tracks.
Skip to the next track encoded in an appropriate format or to the
next non-copy-protected WMA track.
levels and folders. / Turn off the power then on again. / Reattach
the USB device again.
Skip to another file.
The playback order is determined by the file name. Folders with
numbers on the initial of their names are sorted in numerical order.
However, folders with no numbers on the initial of their names are
sorted according to the file system of the USB device.
The tracks have not been properly copied into the USB device. Copy
tracks again into the USB device, and try again.
An over-current occurs. Turn off, then turn on the unit.
Check whether the connected USB device is compatible with this
unit. / Reattach the USB device again.
Check whether the device contains playable files.
Check whether the track is a playable file format.
The connected USB device is not working properly. Connect the USB
device again.
Check the <Source Select> = <Bluetooth Audio> setting.
(page 25)
Search from the Bluetooth device again. / Reset the unit, then
search from the Bluetooth device again.
Make sure you have entered the same PIN code to both the unit and
target device. / Disconnect the Bluetooth device and try pairing again.
Adjust the microphone unit's position.
Reduce the distance between the unit and the Bluetooth mobile
phone. / Move the car to a place where you can get a better signal
reception.
Reduce the distance between the unit and the Bluetooth audio
player. / Disconnect the device connected for Bluetooth Phone. /
Turn off, then turn on the unit. / Connect the player again, when the
sound is not yet restored.
Check whether the connected audio player supports AVRCP
(Audio/Video Remote Control Profile). (Operations depend on the
connected audio player.) / Disconnect and connect the Bluetooth
player again.
Continued...
ENGLISH 27