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19EN
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 conrm.
» 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.
English