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196 / General System features
Modular ICS 4.0 System Coordinator Guide P0881591 Issue 01
Some display buttons, such as TRANSFER and ALL, are simply
shortcuts which are not available on a one-line display.
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.
Display button Dial pad button
OK
QUIT
ADD
SHOW
CANCEL
VIEW
OVERRIDE
BKSP
p0881591.book Page 196 Wednesday, August 19, 1998 6:43 PM