JVC KW-V255DBT Instruction Manual page 53

Troubleshooting Troubleshooting
A lot of noise is generated.
 Turn off (uncheck) "VoiceOver" on the iPod/iPhone.
For details, visit <http://www.apple.com>.
No operations are available when playing back a
track containing artwork.
 Operate the unit after the artwork has loaded.
"Authorization Error" appears.
 Check whether the connected iPod/iPhone is
compatible with this unit. (Page 47)
Tuner
SSM automatic presetting does not work.
 Store stations manually. (Page 17)
Static noise while listening to the radio.
 Connect the antenna firmly.
Digital Radio (DAB)
(Only for KW-V255DBT)
Cannot receive an ensemble.
 Your area is not covered by the ensemble.
The DAB aerial is not properly extended or
positioned.
 Adjust the aerial and try the ensemble scanning
again.
 Connect an active aerial (not supplied).
"Antenna Error" appears.
 The aerial has a short-circuit and the protective
circuit has activated.
 Check the Digital Radio aerial. If a passive aerial
without a booster is used, set antenna power to
"OFF".
AV-IN
No picture appears on the screen.
 Turn on the video component if it is not on.
 Connect the video component correctly.
Spotify
The application does not work.
 The application on your iPod touch/iPhone/
Android is not the latest version. Update the
application.
Bluetooth
Phone sound quality is poor.
 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.
The sound is interrupted or skipped while using a
Bluetooth audio player.
 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.
(When the sound is not yet restored) connect the
player again.
The connected audio player cannot be controlled.
 Check whether the connected audio player
supports AVRCP (Audio/Video Remote Control
Profile).
The Bluetooth device does not detect the unit.
 Search from the Bluetooth device again.
The unit does not pair with the Bluetooth device.
 For devices compatible with Bluetooth 2.1:
Register the device using a PIN code. (Page 25)
 For devices compatible with Bluetooth 2.0:
Enter the same PIN code for both the unit and
target device. If the PIN code of the device is not
indicated in its instructions, try "0000" or "1234."
 Turn off, then turn on the Bluetooth device.
Echo or noise occurs.
 Adjust the microphone unit position.
 Adjust the echo volume or noise reduction volume.
(Page 26)
The unit does not respond when you try to copy
the phone book to the unit.
 You may have tried to copy the same entries (as
stored) to the unit.
"Connection Error" appears.
 The device is registered but the connection has
failed. Connect the registered device. (Page 25)
"Please Wait..." appears.
 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 (or
reset the unit).
"No Voice Device" appears.
 The connected mobile phone does not have a
voice recognition system.
ENGLISH 49