7 other features 55, Line groups 55, Selecting a line, 55 – Vertical Communications 8024S User Manual
Page 63: Code numbers, 55, Selecting, 55, Other features, Line groups

Other Features
Line Groups
Some systems have telephone lines arranged into line groups that are made available
at the telephone instead of individual lines.
·
To access a system line group,
1. PRESS
INTERCOM.
2. Dial desired line group access code:
Line Group Access Codes
Line Group
Default Code
1
9
2
81
3
82
4
83
3. LISTEN for outside dial tone.
4. DIAL desired number.
LCD Speakerphone Station User’s Guide
55
GCA70-281
Other Features
7