English
EN 15

During an external call

1 Press and hold to initiate an internal call.
» The handsets available for intercom are
displayed.
» The external caller is put on hold.
2 Select or enter a handset number, then
press [OK] to conrm.
» The selected handset rings.
3 Press on the selected handset.
» The intercom is established.
4 Press [Conf].
» You are now in a 3-way conference
call with an external call and a selected
handset.
5 Press to end the conference call.
Note
Press to join an ongoing conference with another
handset if [Services] > [Conference] is set to [Auto].

During the conference call

Press [Int.] to put the external call on hold
and go back to the internal call.
» The external call is put on hold.
Press [Conf] to establish the conference
call again.
Note
If a handset hangs up during the conference call, the
other handset remains connected to the external call.