Panasonic KX-TD500BX, User Manual

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DPT Overview
36 User Manual
Single-CO (S-CO) button
An S-CO button is a CO line access button. This allows you to access a specific CO line by
pressing an S-CO button. An incoming CO call can be directed to an S-CO button.
Conditions
• The same CO line cannot be assigned to more than one S-CO button on a PT.
• It is possible to assign the same CO line to an S-CO button, a G-CO button and an L-CO
button respectively.
Programming Guide References
• 4.3 Extension Line
– CO Key
• 4.4 DSS Console
– DSS Key
Features Guide References
1.16 Button Features
• Button, Line Access
User Manual References
• 1.1.4 Feature Buttons
• 2.2.3 Flexible Button Assignment
• 3.2.5 [005] Flexible CO Button Assignment
• 4.3.54 Outward Dialing, Trunk Access
Group-CO (G-CO) button
To support efficient utilization of CO lines, a group of CO lines (trunk group) can be assigned
to a CO button. This button is referred to as Group-CO (G-CO) button. Any incoming calls
from any CO line in the same trunk group arrive at the G-CO button. To make a CO call, you
can access an idle CO line in the trunk group by simply pressing the assigned G-CO button.
Conditions
• It is possible to assign the same CO line to an S-CO button, a G-CO button, and an L-CO
button.
• It is necessary to program the extension for making or receiving calls or both in trunk
groups.