Sony MEX-GS820BT Bedienungsanleitung Seite 31

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 23).
 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.
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