Programmable Keys; Control Keys - Siemens optiPoint 300 basic Operation And Andministration Manual

Programmable keys

Control keys

The optiPoint 300 basic is equipped with fourteen programmable
quick-dial keys for frequently called numbers. In addition, there
are two special function keys: :
CW key Controls the call waiting function
Service key Controls the service and programming modes
If you press one of these keys, the preprogrammed function is car-
ried out.
The two control keys
pending on the operating mode, you can vary the following set-
tings:
Operating mode
Idle mode
Receiving a call
Using the handset
to telephone
- +
and are located above the
- -
- -
key
Reduce the display
contrast
Reduce the volume
of the ringer tone
Reduce the volume
of the handset
loudspeaker
Display and controls
j
key. De-
+ +
+ +
key
Increase the display
contrast
Increase the volume
of the ringer tone
Increase the volume
of the handset
loudspeaker
17