JVC KD-R771BTM Manuel D'instructions page 23

TROUBLESHOOTING
Symptom Remedy
"CANNOT PLAY" flashes • Check whether the connected device is compatible with
and/or connected device this unit and ensure the files are in supported formats.
cannot be detected.
( 18, 19)
• Reattach the device.
Correct characters are not • This unit can only display uppercase letters, numbers,
displayed. and a limited number of symbols.
• Depending on the display language you have selected
( 4), some characters may not be displayed correctly.
• Sound cannot be heard • Reconnect the Android device.
during playback. • If in [AUDIO MODE], launch any media player
• Sound output only from application on the Android device and start playback.
the Android device. • If in [AUDIO MODE], relaunch the current media player
application or use another media player application.
• Restart the Android device.
• If this does not solve the problem, the connected Android
device is unable to route the audio signal to unit. ( 19)
Cannot playback at • Make sure JVC MUSIC PLAY APP is installed on the
[AUTO MODE]. Android device. ( 5)
• Reconnect the Android device and select the appropriate
control mode. ( 6)
• If this does not solve the problem, the connected Android
device does not support [AUTO MODE]. ( 19)
"NO DEVICE" or "READING" • Switch off the developer options on the Android device.
keeps flashing. • Reconnect the Android device.
• If this does not solve the problem, the connected Android
device does not support [AUTO MODE]. ( 19)
Playback is intermittent or Turn off the power saving mode on the Android device.
sound skips.
"CANNOT PLAY" • Make sure Android device contains playable audio files.
• Reconnect the Android device.
• Restart the Android device.
Symptom Remedy
No Bluetooth device is • Search from the Bluetooth device again.
detected. • Reset the unit. ( 3)
Pairing cannot be made. • Make sure you have entered the same PIN code to both
the unit and Bluetooth device.
• Delete pairing information from both the unit and the
Bluetooth device, then perform pairing again. ( 8)
Echo or noise occurs. • Adjust the microphone unit's position. ( 8)
• Check the [ECHO CANCEL] setting. ( 10)
Phone sound quality • Reduce the distance between the unit and the Bluetooth
is poor. device.
• Move the car to a place where you can get a better signal
reception.
Sound is being • Reduce the distance between the unit and the Bluetooth
interrupted or skipped audio player.
during playback of a • Turn off, then turn on the unit and try to connect again.
Bluetooth audio player. • Other Bluetooth devices might be trying to connect to
the unit.
The connected Bluetooth • Check whether the connected Bluetooth audio player
audio player cannot be supports Audio/Video Remote Control Profile (AVRCP).
controlled. (Refer to the instructions of your audio player.)
• Disconnect and connect the Bluetooth player again.
"PAIRING FULL" The number of registered devices has reached its limit.
Retry after deleting an unnecessary device. ( 12,
DELETE PAIR)
"PLEASE WAIT" The unit is preparing to use the Bluetooth function. If the
message does not disappear, turn off and turn on the
unit, then connect the device again.
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ENGLISH