Sony MEX-N4300BT Operating Instructions Manual page 29

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MEXN4300BTUC\040CD.fm
010COV.book Page 29 Monday, July 30, 2018 10:13 AM
No ringtone.
 Adjust the volume by rotating the control
dial while receiving a call.
 Depending on the connecting device, the
ringtone may not be sent properly.
– Set [RINGTONE] to [1] (page 22).
 The speakers are not connected to the
unit.
– Connect the speakers to the unit. To
select the speakers for ringtone, press
MENU, then select [BLUETOOTH]  [SET
VOICE-OUT] (page 22).
The talker's voice cannot be heard.
 The speakers are not connected to the
unit.
– Connect the speakers to the unit. To
select the speakers for talker's voice,
press MENU, then select [BLUETOOTH] 
[SET VOICE-OUT] (page 22).
A call partner says that the volume is too
low or high.
 Adjust the volume accordingly using Mic
gain adjustment (page 16).
Echo or noise occurs in phone call
conversations.
 Lower the volume.
 Set EC/NC Mode to [EC/NC-1] or [EC/NC-2]
(page 17).
 If the ambient noise other than the phone
call sound is loud, try reducing this noise.
E.g.: If a window is open and road noise,
etc., is loud, shut the window. If an air
conditioner is loud, lower the air
conditioner.
The phone is not connected.
 When BLUETOOTH audio is played, the
phone is not connected even if you press
CALL.
– Connect from the phone.
The phone sound quality is poor.
 Phone sound quality depends on
reception conditions of 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 (high).
 Volume level will differ depending on the
audio device.
– Adjust the volume of the connected
audio device or this unit (page 21).
The sound skips during playback of a
BLUETOOTH audio device.
 Reduce the distance between the unit and
the BLUETOOTH audio device.
 If the BLUETOOTH audio device is stored in
a case which interrupts the signal, remove
the audio device from the case during use.
 Several BLUETOOTH devices or other
devices which emit radio waves are in use
nearby.
– Turn off the other devices.
– Increase the distance from the other
devices.
 The playback sound stops momentarily
when the connection between this unit
and the cellular phone is being made. This
is not a malfunction.
The connected BLUETOOTH audio device
cannot be controlled.
 Check that the connected BLUETOOTH
audio device supports AVRCP.
Some functions do not work.
 Check if the connecting device supports
the functions in question.
A call is answered unintentionally.
 The connecting phone is set to answer a
call automatically.
Pairing failed due to a timeout.
 Depending on the connecting device, the
time limit for pairing may be short.
– Try completing the pairing within the
time.
Cannot pair.
 The unit may not be able to pair with a
previously paired BLUETOOTH device after
initializing the unit if the pairing
information of the unit is on the
BLUETOOTH device. In this case, delete
the pairing information of the unit from
the BLUETOOTH device, and then pair
them again.
masterpage: Right
29
GB
MEX-N4300BT
4-738-937-11(1)