c.
Press
Down Arrow
repeatedly until “
Centrex Prefix
”
appears in the display
d.
Press the soft key under
ENTER
. The display will show the currently stored Centrex prefix, or
indicate“
XXXXXXX
” if none has been stored.
e.
Press the soft key under
CHANGE
f.
Enter the desired Centrex prefix, up to seven digits.
g.
Press the soft key under
SAVE
.
h.
Press
MENU
to exit.
3.5.
Erase Numbers Stored in Memory
To erase all personal directory numbers stored in your telephone.
a.
Press
MENU
b.
Press
DOWN ARROW
repeatedly until “
Advanced Setting
” appears in the display
c.
Press the soft key under
ENTER
. “
Erase Memory
” will appear in the display.
d.
Press the soft key under
ENTER
. “
Memory Dials
” will appear in the display.
e.
Press the soft key under
ERASE
. After a brief pause, the display will read “
Erasing Done
!
”
3.6.
Erase Toll Restrictions
At station #01
a.
Press
MENU
b.
Press
DOWN ARROW
repeatedly until “
Advanced Setting
” appears in the display
c.
Press the soft key under
ENTER
. “
Erase Memory
” will appear in the display.
d.
Press
DOWN ARROW
repeatedly until “
Erase Toll Restr
” appears in the display.
e.
Press the soft key under
ENTER
f.
Press the soft key under
ERASE
. After a brief pause, the display will read “
Erasing Done
!
”
3.7.
Erase All Feature Settings
To erase all the feature settings stored at a particular station and return that telephone to its original
factory settings.
a.
Press
MENU
b.
Press
DOWN ARROW
repeatedly until “
Advanced Setting
” appears in the display
c.
Press the soft key under
ENTER
. “
Erase Memory
” will appear in the display.
d.
Press
DOWN ARROW
until “
Erase Settings
” appears in the display.
e.
Press the soft key under
ENTER
f.
Press the soft key under
ERASE
. After a brief pause, the display will read “
Erasing Done
!
”
Note
that when you erase all feature settings at a particular station, you do not erase the directory dial
numbers that may be stored in this station.
3.8.
Reset Default Settings
You may reset the 2750 software to the factory default. This will total remove any changes or stored
memory items. To reset the 2740, press
MENU, MUTE,MUTE,2,7,4,1
.
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2750 User Guide Version 1.3