B 3 Features
3-24 Features
Conditions • Certain buttons are equipped with light indicators (LED’s) to show
line or feature status.
• CO buttons can be classified according to the following two types:
Single-CO (S-CO) button / Loop-CO (L- CO) button
Programming References
Section 4, System Programming
[005] Flexible CO Button Assignment
Station Programming.......................................................User Manual
Flexible Button Assignment
Feature References None
Operation References Refer to respective operating instructions.
—User Manual