NEC NEAX 2000, Руководство по программированию

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ND-91285-001(E)
DECEMBER, 1999
Page 362
Revision 1.0
(1/2)
THREE-WAY CALLING
GENERAL DESCRIPTION
This feature provides a station user the ability to add-on another party (trunk or station) to a call
already in progress.
STATION APPLICATION
All stations
OPERATING PROCEDURE
To add a third party:
From a Single Line Telephone with a call in progress:
1. Depress the
FLASH
key (or momentarily depress hookswitch). First party is placed on hold
and Special Dial Tone is received.
2. Dial the second party (either another station number or a trunk access code plus the outside
number).
3. Wait for the second party to answer.
4. Depress the
FLASH
key (or momentarily depress the hookswitch). A three-party conference
is established.
From a D
term
, with a call in progress:
1. Depress the
Transfer
key. First party is placed on hold and Special Dial Tone is received.
2. Dial the second party (either another station or a trunk access code plus the outside number).
3. Wait for the second party to answer.
4. Depress the
Conf
key. A three-party conference is established. The display shows “
CONF
”
plus the name and number of the trunks or station (if assigned).
SERVICE CONDITIONS
l . A maximum of two trunks can be used in a conference.
2. Single Line Telephones can add up to one additional party (three-party conference).
3. D
term
can add up to two additional parties (four-party conference). Refer to ADD-ON CONFERENCE
-D
term
for details.
4. A Single Line Telephone will disconnect the last party added to a conference [after the conference (1
STATION, 2 TRUNK) is established] by providing a hookflash. This allows breaking up the confer-
ence and returning to a two-party connection with the first party.
5. D
term
s may allow other D
term
s with the same line key appearance to enter the conversation (and there-
fore establish a conference) by using the PRIVACY RELEASE - D
term
feature. Refer to the PRIVACY
RELEASE - D
term
Features and Specifications for more information.
6. Once the second party answers, and prior to depressing the
Conf
key, D
term
s may use the
Transfer
or
Answer
key to alternate between the two parties. Refer to the BROKER’S CALL - D
term
Features and
Specifications for more information.