Aastra Telecom 4223, 4225 , z, Press the function key again.

99Dialog 4223 Professional/Dialog 4225 Vision
Settings
Program or change a feature
ÔPress the key to program or change.
Notes:
If the key is already programmed, the number or feature will
be displayed. If you do not want to change the programmed
feature, press
Exit to leave the menu without saving the
changes.
To erase a programmed feature, press the Clear key, and
press
Exit to leave the menu.
zEnter phone number or a feature code according to the list in
section “Features and required data”.
Notes:
If a wrong number is entered, press the Clear key to erase
it, and then enter the number again.
You can continue programming another function key
(repeat from “Press the key to program or change”).
ÕÔPress the function key again.
Exit Press to finish programming (see display).
Remove the transparent cover and write the feature name or phone
number beside the key.
Note:Use the DCM (Designation Card Manage r) to make
and print your own designation cards. DCM is included on
the Enterprise Telephone Toolbox CD or it can be
downloaded from:
http://www.aastra.com
For more information, please contact your Aastra Certified
Sales Partner.