Panasonic KX-TD500, User Manual

Page: 232 / 554

Station Features and Operation (PT/SLT)
232 User Manual
Conditions
• Class of Service
*1
An Unattended Conference cannot be established unless the extension is allowed to transfer
a call to an outside party by COS programming.
• Limited Call Duration
The duration of an unattended conference is restricted by a system timer.
Hold Recall tone
Hold Recall tone is sent to the extension user who left the conference 50 seconds before the
time-out.
Hold Alarm tone
An alarm tone is sent to both outside parties three times at 5-second interval 15 seconds
before the time-out. The call is disconnected at the time-out unless the extension who
originated the Unattended Conference returns to the call.
•
If your extension is engaged in a call when Unattended Conference Recall occurs, the
display flashes "10101 & 20211" for example, for 5 seconds at 15 seconds intervals.
This is available when Call Waiting feature is enabled on your extension beforehand.
• CONF (Conference) button
If a CONF button is not provided on a PT, it can be assigned to a flexible (CO, DSS, PF)
button by Station, User or System Programming.
Programming Guide Reference
• 2.4 Class of Service (COS)
– Trunk Group Setting
– Transfer to CO
• 2.5 System Timer
– CO- to-CO Line Call Duration Time
• 4.3 Extension Line
– CO Key
– PF Key
• 4.4 DSS Console
– DSS Key
– PF Key
Features Guide References
1.3 System Features
• Limited Call Duration
1.12 Conversation Features
• Conference, 3-Party
*1
Class of Service (COS) is used to define the features which are allowed for a group of extensions. Please refer to "Class of Service
(COS)" of Section "1.3 System Features" in the Features Guide.