Sony WX-GS920BH Mode D'emploi page 29

 NFC receiving sensitivity depends on the device.
If One touch connection with the smartphone
fails several times, make BLUETOOTH connection
manually.
BLUETOOTH function
The connecting device cannot detect this unit.
 Before the pairing is made, set this unit to pairing
standby mode.
 While connected to two BLUETOOTH devices, this
unit cannot be detected from another device.
 Disconnect either connection and search for
this unit from another device.
 When the device pairing is made, set the
BLUETOOTH signal output to on (page 8).
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.
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 front speakers are not connected to the unit.
 Connect the front speakers to the unit. The
ringtone is output only from the front speakers.
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 (page 17).
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 22).
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.
BLUETOOTH function cannot operate.
 Turn off the unit by pressing OFF for more than 2
seconds, then turn the unit on again.
No sound is output from the car speakers during
handsfree call.
 If the sound is output from the cellular phone, set
the cellular phone to output the sound from the
car speakers.
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