Sony MEXBT2900 Manual

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Press a number button ((1) to (6)) to select 
the contact you want to call.
Press  
(handsfree).
The phone call starts.
Calling by redial
Press (SOURCE/OFF) repeatedly until “BT 
PHONE” appears.
Press and hold   (handsfree).
The phone call starts.
Operations during a call
Presetting the volume of the ringtone 
and talker’s voice
You can preset the volume level of the ringtone 
and talker’s voice.
To adjust the ringtone volume:
Rotate the control dial while receiving a call. 
Ringtone volume can be adjusted.
To adjust the talker’s voice volume:
Rotate the control dial during a call. The talker’s 
voice volume can be adjusted.
Note
If the Bluetooth Phone source is selected, rotating the 
control dial will only adjust the talker’s volume.
Mic Gain adjustment
You can adjust the volume for other party. Press 
(5) to adjust the volume levels (“MIC-LOW,” 
“MIC-MID,” “MIC-HI”).
Note
Configurable during a call.
EC/NC Mode (Echo Canceller/Noise 
Canceller Mode)
You can reduce echo and noise.
Press and hold (5)/ to select to “EC/NC-1” or 
“EC/NC-2.”
Note
Configurable during a call.
Call transfer
In order to activate/deactivate the appropriate 
device (this unit/cellular phone), check the 
following.
1
Press (MODE) or use your cellular 
phone.
For details on cellular phone operation, refer to 
your cellular phone manual.
Note
Depending on the cellular phone, handsfree 
connection may be cut off when call transfer is 
attempted.
Preset dial
Contacts (up to 6) in the phonebook of a cellular 
phone can be stored in the preset dial.
1
Press (SOURCE/OFF) repeatedly until 
“BT PHONE” appears.
2
Press and hold a number button ((1) 
to 
(6)) to select the preset number to 
store.
“P (preset number) WAITING” appears.
3
Send the phonebook data by 
operating the cellular phone.
The contact is stored in the selected preset 
number.
Voice dial activation
You can activate voice dialing with a cellular 
phone connected to this unit by saying the voice 
tag stored on the cellular phone, then make a call.
1
Press (SOURCE/OFF) repeatedly until 
“BT PHONE” appears.
2
Press  
(handsfree).
“VOICE DIAL” appears.
3
Say the voice tag stored on the cellular 
phone.
Your voice is recognized, and the call is 
made.
Notes
• Check that the unit and cellular phone are 
connected beforehand.
• Store a voice tag on your cellular phone beforehand.
• If you activate voice dialing with a cellular phone 
connected to this unit, this function may not always 
work in some cases.
• Noises such as the engine running may interfere 
with sound recognition. In order to improve 
recognition, operate under conditions where noise is 
minimized.
• Voice dialing may not work in some situations, 
depending on the effectiveness of the cellular 
phone’s recognition function. For details, see the 
support site (page 17
).
Tips
• Speak in the same way as you did when you stored 
the voice tag.
• Store a voice tag while seated in the car, via this unit 
with “BT PHONE” source selected.