Ericsson DT59C - Manual (Page 68)

Absence Information (optional)
DT590 68
Absence Information (optional)
The Absence Information is used to inform callers why you are
absent and when you return. If you are authorized, you can also
enter Absence Information for another extension from your own
extension. A special dial tone will be heard. During Absence
Information, your phone can still be used for outgoing calls.
Note: Access to the Absence handling function via the
“Call service” menu, requires that the corresponding code
has been downloaded to your phone using the PC program
Cordless Phone Manager. Please contact your system
administrator.
Order
¾ º
Press and navigate to Call service and select Absence and
then Activate.
Available absence codes are displayed. ¿ Ь Ы
Select the absence code, enter completing info and confirm.
The procedure is finished.