Operating The Handset; Activating/Deactivating The Handset; Keypad Lock; Control Key - Siemens Dualphone DP450 Operating Manual

Operating the handset

Operating the handset
Activating/deactivating the
handset
a
Press and hold the end call
key.
You will hear the confirmation tone.
Activating/deactivating the

keypad lock

#
Press and hold the hash key.
You will hear the confirmation tone. The
² icon appears in the display when the
keypad lock is activated.

Control key

In this user guide, the side of the control
key that you must press in the given oper-
ating situation is shown in black. Example:
t for "press up on the control key".
The control key has the following func-
tions:
When the handset is in idle status
s
Open handset directory
(press briefly/press and hold).
v
Open main menu.
u
Open list of handsets.
t
Adjust the ringer volume of
the handset (page 19).
12
In lists and menus
t / s
Scroll up/down line by line.
v
Open submenu or confirm
selection.
u
Go back one menu level or
cancel.
In an input field
You can use the control key to move the
cursor up t, down s, right v or
left u.
During an external call
s
Open the directory.
u
Initiate an internal consulta-
tion call.
t
Adjust the loudspeaker
volume for operation in
earpiece/handsfree mode.