User guide

Step by Step
Basic functions
36
Dialing with the headset connected
Prerequisite: The headset is connected.
j Internal: Enter the station number.
External calls: Enter the external code and the station
number.
o The headset key lights up.
The connection is established as soon as your input is
complete.
Pay attention to the notes on voice encryption
Æ page 84.
Dialing with DDS keys
Prerequisite: You have saved a number on a DDS key
Æ page 78.
S Press the key with a saved number.
If the number is saved on the second layer, press the
shift key first.
^ Lift the handset.
or
n Press the key shown.
Pay attention to the notes on voice encryption
Æ page 84.
Make sure your headset port is set up properly
Æ page 131.
You can press the DDS key during a call and au-
tomatically initiate a callbackÆ page 39.