Nortel Networks P0857846 User Manual

Page of 187
144 / General System features
Norstar-PLUS Modular ICS 2.0 System Coordinator Guide
P0857846 Issue 02
Other display buttons, such as
 OK
 and 
SHOW
, perform essential 
functions. For a one-line display telephone, use the following 
buttons instead of these display buttons.
Substitutes for display buttons
All displays listed in this book are shown as they appear on the 
two-line display.
Prime line
Your telephone can be programmed to select an internal or external 
line or a line pool automatically whenever you lift the receiver or 
press 
©
. This is your prime line.
Private lines
A private line is exclusive to a particular telephone. Calls that are put 
on hold or left unanswered on a private line cannot be picked up at 
any telephone except the prime telephone.
Volume bar
The volume bar controls the volume of the receiver, telephone 
ringer, handsfree speaker, and headset. Press either end of the 
volume bar 
 
to adjust the volume.
Wall mounting
Norstar telephones can be mounted on a wall. Contact the installer 
or customer service representative if you wish to have any 
telephones in your system wall-mounted.
Display button
Dial pad button
OK
˙
QUIT
®
ADD
SHOW
£
CANCEL
£
VIEW
£
OVERRIDE
£
BKSP