7
Using the telephone
Switching the handset on/off
In idle status:
¤
Press and
hold
the End call key
a
.
Locking/unlocking the keypad
The keypad lock prevents any accidental use of the telephone.
Activating/deactivating keypad lock:
¤
(
hold
down
Control key
The control key allows you to navigate within menus and entry fields. In idle status or
during a external call, it has the following functions:
In the description below, the side of the control key (up, down, right, left) that you have to press in the different
operating situations is marked in black, e.g.
v
for "press right on the control key".
Display keys
Different functions are displayed over the function keys depending on the operating situation.
Example
Menu guidance
The functions of the telephone are displayed on a menu that consists of several levels.
Opening the main menu (in idle status):
¤
Press
right
v
on the control key
¤
. . .
scroll to the function with the control key
q
¤
OK
Returning to the previous menu level:
¤
Press the display key
Back
or
¤
Briefly
press the End call key
a
i
• If a call is signalled on the handset, the keypad automatically unlocks.
The call can be accepted.
• It then locks again when the call is finished.
In idle status
During a conversation
Open phonebook.
s
Open phonebook.
s
Open the main menu.
v
Mute microphone.
v
Open list of handsets.
u
Initiate an internal consultation call.
u
Open the
Audio Settings
(
¢
page 14) menu.
t
Adjust the loudspeaker volume for earpiece and
handsfree mode.
t
Redial
Menu
Current display key functions
Display keys
