During an external call
1 Press and hold to initiate an internal call.
»»The external caller is put on hold.
»»For
»»For
2 Select a handset, then press [OK] to confirm.
»»The selected handset rings.
3 Press on the selected handset. »»The intercom is established.
4 Press [Conf].
»»You are now in a
5 Press to end the conference call.
Note
•• Press to join an ongoing conference with another handset if > [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.
18EN