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1.1 Configuration
1-12 PT Overview
Other-CO (O-CO) Button
Outside (CO) lines which are not assigned to S-CO or G-CO buttons can be assigned to a
flexible CO button on a proprietary telephone. The assigned button serves as the O-CO
button. An incoming call, on assigned outside (CO) lines, arrives at the O-CO button. To
make an outside call, you simply press the designated O-CO button.
Programming Reference
• Station Programming (Section 2)
Flexible Button Assignment — Other-CO (O-CO) Button
Feature References
Feature Buttons — Flexible Buttons (Section 1.1 Configuration)
Outward Dialing, Line Access — Line Access, Automatic
Single-CO (S-CO) Button
An S-CO button is an outside (CO) line access button. This allows you to access a
specific line by pressing an S-CO button. An incoming call can be directed to an S-CO
button.
Conditions
• Only one S-CO button can be assigned to an outside (CO) line.
• The same outside (CO) line can be assigned as an S-CO button and G-CO button.
Programming Reference
• Station Programming (Section 2)
Flexible Button Assignment — Single-CO (S-CO) Button
Feature References
Feature Buttons — Flexible Buttons (Section 1.1 Configuration)
Outward Dialing, Line Access — Line Access, Individual