Kenwood DDX3021 User Manual
Page 66
66
DDX6021BT/DDX6051BT/DDX4021BT/DDX4051BT/DDX3021/DDX3051
Symptom
Remedy/Cause
Bluetooth (only f
or
DD
X6021B
T/DD
X6051B
T/
DD
X4021B
T/DD
X4051B
T
)
Phone sound quality is poor.
• Reduce the distance between the unit and the
Bluetooth mobile phone.
• Move the car to 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).
Bluetooth device does not 
detect the unit.
• Check whether the Bluetooth adapter (KS-UBT1)
is inserted correctly.
• Search from the Bluetooth device again.
The unit does not make pairing 
with the Bluetooth device.
Enter the same PIN code for both the unit and 
target device. If the PIN code of the device is not 
indicated on its instructions, try “0000” or “1234.”
Echo or noise occurs.
Adjust the microphone unit position.
The unit does not respond when 
you try to copy the phonebook 
to the unit. 
You may have tried to copy the same entries (as 
stored) to the unit. 
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