AT&T SYSTEM 25 User Manual page 9

Ringing Tones
System 25 signals you with four distinctive rings. The rings
and their descriptions are listed below.
• Inside Call (one long ring, repeated) - Your call is from
a person inside your company.
• Outside Call (two short rings, repeated) - Your call is
from someone outside your company.
• Abbreviated Alert (one short burst of ringing) - Either a
new call has entered the queue, or you have received
a busy-to-idle reminder, a held call reminder, or a
manual signal.
Priority Ring (two short rings followed by one long
•
ring, repeated) - A call is being set up remotely for
this phone via Third Party Call Setup, a data feature.
Selector Console Operation
The Selector Console allows
pressing one or two buttons
digits. The bottom row of buttons (except for the rightmost
position, which is for testing the console) is used for
selecting the "hundreds group" of each extension number.
These seven Group Select buttons are administered and
labeled in accordance with the system's numbering plan.
The 100 Direct Extension Selection (DXS) buttons above the
Group Select row have fixed numbering from 00 through 99
and are used to select specific extension numbers within a
hundreds group. For example, to call extension 273, you
press the 200 Group Select button on the bottom row
followed by the 73 DXS button; to call 4519, you press 4500
and 19.
Support Information (Contd)
you to call an inside number by
rather than by dialing several
C o n t i n u e d
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