JVC KD-HDR40 Instructions Manual page 29

Symptoms
• 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.
Remedies/Causes
• Check the Bluetooth setting of the device.
• Search from the Bluetooth device. After the device
detects the unit, select "OPEN" on the unit to connect
the device. (See page 13.)
• Enter the same PIN code both for the unit and target
device.
• Select the device name from "SPECIAL," then try to
connect again. (See page 14.)
• Try to pair/connect from the Bluetooth device.
Adjust the microphone unit 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 "BT PHONE."
• Turn off, then turn on the unit.
• (When the sound is not yet restored,) connect the
device again.
Check whether the connected audio player supports
AVRCP (Audio Video Remote Control Profile).
REFERENCES 29