4
ISSUE potential cause/solution
bluetooth issues
The connecting device cannot detect this unit.
Before the pairing is made, set this unit to
pairing standby mode.
Connection is not possible.
The connection is controlled from one side
(this unit or Bluetooth device), but not both.
– Connect to this unit from a Bluetooth
device or vice versa.
The name of the detected device does not
appear.
Depending on the status of the other device, it
may not be possible to obtain the name.
The talker’s voice cannot be heard.
The front speakers are not connected to the unit.
– Connect the front speakers to the unit. The
talker’s voice is output only from the front
speakers.
A call partner says that the volume is too low
or high.
Adjust the volume accordingly using Mic gain
adjustment.
Echo or noise occurs in phone call
conversations.
• Lower the volume.
• If the ambient noise other than the phone
call sound is loud, try reducing this noise. For
example, if a window is open and road noise,
etc., is loud, shut the window. If an air condi-
tioner is loud, lower the air conditioner.
The phone sound quality is poor.
Phone sound quality depends on the reception
conditions of the cellular phone.
– Move your car to a place where you can
enhance the cellular phone’s signal if the
reception is poor.
The volume of the connected audio device
is low.
The volume level will differ depending on the
audio device.
– Adjust the volume of the connected audio
device or this unit
ISSUE potential cause/solution
usb issues
You cannot play items via a USB hub.
This unit cannot recognize USB devices via a
USB hub.
A USB device takes longer to play.
The USB device contains files with a
complicated tree structure.
Cont. on next page >
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