JVC KD-R905 Instructions Manual page 41

Symptoms
• "Cannot Play" appears on the display.
• "No USB" appears on the display.
• The unit cannot detect the USB device.
• "Not Support" appears on the display and
track skips.
• Correct characters are not displayed (e.g.
album name).
• While playing a track, sound is sometimes
interrupted.
• The unit does not detect the Bluetooth
device.
• The unit does not make pairing with the
Bluetooth device.
• 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.
• The unit does not response when you tried
to copy the phonebook to the unit.
Remedies/Causes
• Check whether the connected USB device or the iPod/
iPhone is compatible with this unit.
• The USB device is not connected properly. Connect the
USB device again.
Check whether the track is a playable file format.
This unit can only display letters (capital: A – Z,
small: a – z), numbers, and a limited number of symbols
(see page 33).
The tracks have not been properly copied into the USB
device. Copy tracks again into the USB device, and try
again.
• Search from the Bluetooth device again.
• Reset the unit. When "Wait Pair" appears on the
display, search from the Bluetooth device again.
Enter the same PIN code for both the unit and target
device.
Adjust the microphone unit's position.
• Reduce the distance between the unit and the
Bluetooth cellular 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.
You may have tried to copy the same entries (as stored)
to the unit. Press DISP or BACK to exit.
Continued on the next page
REFERENCES 41