To join an intercom call
Enter 3.
3
PT/SLT/PS
Talk.
C.Tone
During a conversation
C.Tone
Talk.
A three-party conversation
is now established.
Parties in the conversation
Party joining the call
Off-hook.
B. Tone
Dial extension number,
PDN, or SDN.
extension no.
OR
(SDN)
(PDN)
OR
To join an outside call
Off-hook.
Press red CO, PDN, or SDN.
Enter 3.
PT/PS
Talk.
3
B. Tone C.Tone
Parties in the conversation
Party joining the call
During a conversation
C.Tone
Talk.
A three-party conversation
is now established.
(CO)
OR
(SDN)
(PDN)
OR
• To join another conversation, you must have Executive Busy Override enabled at your
extension through COS programming.
• It is possible for an originating extension to leave a three-party conversation with an outside
party and let the two other parties talk by simply going on-hook.
• Executive Busy Override is not available when making a call to a SIP Extension.
For the originating extension
46 User Manual
1.2.4 When the Dialled Line is Busy or There is No Answer