Enabling Call Waiting; Enabling Dtmf; Using The Loudspeaker - Avaya 3740 User Manual

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 is automatically started.

Enabling call waiting

During a call, a second call appears and the a short tone is heard.
1. Press 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:
You can also accept the second call by pressing the Off-Hook key.
Note:

Enabling DTMF

During a call.
1. Press Soft key More.
2. Select DTMF.
3. Press Select.
This will enable the use of Dual Tone Multi Frequency (DTMF) signals.

Using the loudspeaker

During a call, the loudspeaker can be activated.
1. Press 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, IP DECT.
To turn off the loudspeaking function
1. Press left Soft key again.
Alternatively, the handset can be put into the charger if In Charger > Call behavior >
Loudspeaking is set. See Installation and Administration Manual, IP DECT.
Avaya 374x DECT Telephones - User Guide
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3/2013