JVC KD-R901 Bedienungsanleitung Seite 42

Symptoms
• "No File" appears on the display.
• "Read Failed" appears on the display.
• Tracks/folders are not played back in the
order you have intended.
• "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.
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Remedies/Causes
Check whether the selected folder, the connected USB
device, or the iPod/iPhone contains a playable file.
The connected USB device is not working properly.
Connect the USB device again.
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.
• 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 39).
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.