Connecting An Audio Device; Handsfree Calling; Receiving Calls - Sony MEX-BT3900U Operating Instructions Manual

Tips
• With Bluetooth signal on: when the ignition is turned
to on, this unit reconnects automatically to the last-
connected cellular phone. But automatic connection
also depends on the cellular phone's specification. If
automatic connection is not made, connect
manually.
• You can also select the Bluetooth Phone source by
pressing and holding

Connecting an audio device

1
Be sure that both this unit and the
audio device are switched to
Bluetooth signal on.
2
Connect to this unit using the audio
device.
" " appears when the connection is made.
Connecting the last-connected audio
device from this unit
1 Be sure the audio device is switched to
Bluetooth signal on.
2 Press (SOURCE/OFF) repeatedly until "BT
AUDIO" appears.
3 Press (6).
" " flashes while the connection is being
made. " " stays lit when the connection is
made.
24
(BROWSE).

Handsfree calling

Once the unit is connected to the cellular phone,
you can make/receive handsfree calls by
operating this unit.

Receiving calls

When receiving a call, a ringtone is output from
your car speakers. The name or the phone
number appear in the display.
1
Press (handsfree) when a call is
received with a ringtone.
The phone call starts.
Notes
• Depending on the cellular phone, caller name may
appear.
• The built-in microphone of this unit is located on the
rear of the front panel (page 12). Do not cover the
microphone with tape, etc.
Auto Answer setting
You can select an auto answer setting from
"OFF," "1 (about 3 seconds)" or "2 (about 10
seconds)" (page 31).
Ringtone setting
You can switch the ringtone from "1 (this unit)"
or "2 (cellular phone)" (page 31).
* Depending on the cellular phone, this unit's ringtone
may be output even if set to "2 (cellular phone)."
To reject a call
Press and hold (SOURCE/OFF) for 1 second.
To end a call
Press (handsfree) again.
Note
Even if the call is ended, the Bluetooth connection is
not canceled.
Tip
You can also end a call by pressing (SOURCE/OFF) on
this unit for 1 second.