Sony MEX-GS820BT Operating Instructions Manual page 33

E:\Works\4698030111\4698030111MEXGS820BTUC\01GB-MEX-
GS820BTUC\040CD.fm
010COV.book Page 33 Thursday, March 23, 2017 2:51 PM
NFC function
One touch connection (NFC) is not
possible.
 If the smartphone does not respond to the
touching.
– Check that the NFC function of the
smartphone is turned on.
– Move the N-Mark part of the
smartphone closer to the N-Mark part
on this unit.
– If the smartphone is in a case, remove it.
 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 10).
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 25).
 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 19).
Echo or noise occurs in phone call
conversations.
 Lower the volume.
 Set EC/NC Mode to [EC/NC-1] or [EC/NC-2]
(page 19).
 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.
masterpage: Right
33
GB
MEX-GS820BT
4-698-030-11(1)