NEC DSX Software Manual page 146

Direct Line Access
Operation
To place a call over a specific line using Direct Line Access:
Lift the handset.
1.
Press INTERCOM .
2.
Dial 1 plus the line number (e.g., 01 for line 1).
3.
• If you hear busy tone, you may be able to dial 2 to queue for the line. See Line Queuing / Line Callback
(page 230) for more.
Dial the outside number.
4.
116 ◆ Features
Using Direct Line Access
In these instructions:
[Super Display Soft Key]
[Keyset Soft Key]
DSX Software Manual