General System Features
171
Central COS Change/Station COS Changeover
If authorized, you can lock other telephones to pre-
vent unauthorized use, and later unlock them
again.
If a telephone user has locked his or her telephone
and forgotten the user-defined password, you can
use this function to unlock the telephone.
1.
Press the Program/Service key; the LED lights up.
Check the display. Select
“Lock all phones” and
confirm this, or enter the offered number.
or
Enter the code.
2.
From this point on, simply follow the user
prompts.
(Enter the station number and activate/deactivate
COS changeover with
*
/#; “Telephone locked” or
“Telephone unlocked” appears on the display.)
Program/Service
9
4
3
