AT&T Definity ISDN 7507 - Manual (Page 44)

Speakerphone
✔
To place/answer a call 1
without lifting the
handset, or to use
speakerphone with any 2
feature
3
Press

Speaker

● Green lights come on

Speaker

and

xxxxx

Place or answer call, or access selected feature
● Adjust speakerphone volume with

▲ Volume ▼

button
Press

Speaker

again to hang up
● Green lights go off
To prevent party from 1 Press

Mute

hearing you
● Green light comes on and party cannot hear you
2 Press

Mute

again to resume talking to party
● Green light goes off
To change from 1 Lift handset and talk
speakerphone to handset
● Green light on

Speaker

goes off
20