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Telephone Features 3-63
3.2 Telephone Features E
Conditions
• This feature does not work when “Data Line Security” or “Executive Busy Override
Deny” is set at either or both of the other parties.
• When a two-party call is changed to a three-party call or vice versa, a confirmation tone
is sent to all parties. The tone can be disabled.
Programming References
• System Programming — Installation Manual
[105] Conference Tone
[608] Executive Busy Override
Feature References
Conference
Data Line Security
Executive Busy Override Deny
Executive Busy Override — Extension
Allows you to connect to an existing intercom (extension) call. System Programming is
required to use this feature.
Any Telephone
Dial 2.
2
Confirmation tone (optional)
If you make an intercom call and while hearing a busy tone
A three-party conference
is now established.
To leave the conference
Any Telephone
The other two parties
continue their conversation.
Hang up or press
SP-PHONE
.
To terminate one party and talk to the other
PT
Confirmation tone (optional)
Press the CO or INTERCOM
of the party to remain connected.
CO
or
INTERCOM
• If all three parties are extensions, this operation is not available.