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Section 700 - Operation Chapter 5. Key Telephone Features
576-13-700 DBS 576 (USA), Revised 6/11/98 191
• MCO Trunk Access
CO Line Key Trunk Access
You can access an outside line by pressing a CO line key.
Operation
To access an outside line:
Hardware Requirements
•N/A
Related Programming
• FF4: FF Key Assignment
Considerations
•N/A
Direct Trunk Access
Extensions can seize a specific trunk for outgoing calls. Extensions can also use Direct Trunk Access
to test trunks or to access data trunks.
Operation
To use Direct Trunk Access:
Hardware Requirements
•N/A
Action Result
1. Press a vacant CO key. • Outside dial tone
•
CO XXX
displays (where XXX = line
number)
2. Dial the phone number Dialed phone number displays
Action Result
1. Lift the handset or press the
ON/OFF
key.
2. Enter the Direct Trunk Access code (default =
88
). Dialed number displays
3. Enter the desired trunk number. • Outside dial tone
•
CO XXX
displays (where XXX = line
number)
4. Dial the phone number. Dialed phone number displays