Siemens optiPoint 420 standard - Private Sphere;Security; Turning Ringer Cutoff On and Off; Turning Do Not Disturb On and Off

Step by Step
Operating the Telephone with the optiPoint display module
74
: Confirm dialing as soon as you have finished entering
the number.
The number is dialed.
As soon as the party answers, the Call Control switch-
es to display an active connection.
Call Control
Mon 07/03/05 11:34AM
12345678
123
Call Control
Mon 07/03/05 11:34AM
12345678
Calling