Calling
Avaya 3720 DECT Telephone - User Guide 11/2010 41
Call Back
To enable call back when a call is made to a busy telephone, and to be altered when the
telephone is free.
1. Press Soft key More.
2. Select Call back.
3. Press Soft key Select.
4. Press On-hook key.
5. Wait until the telephone alerts.
6. When the telephone alerts, press Off-hook key.
The call will automatically be started.
Call Waiting
During a call. A second call appears and the a short tone could be heard.
1. Press the Soft key More.
2. Select Call waiting.
3. Press Soft key Select.
Your are connected with the new caller. The other part is put on hold.
When the line is free it will automatically call the hold part again. This is system dependent.
Note:
Note: You can also accept the second call by pressing the Off-Hook key.
DTMF
During a call.
1. Press the Soft key More
2. Select DTMF.
3. Press Select.
This will enable the use of Dual Tone Multi Frequency (DTMF) signals.
Loudspeaking Function
During a call the loudspeaking function can be activated.
1. Press the left Soft key.
Alternatively, the handset can be put into the charger if In Charger > Call behavior >
Loudspeaking is set. See Installation and Administration Manual, DECT R4.