Using The Telephone - Gigaset A540 H User Manual

Switching the handset on/off
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Press and hold the End call key a.
In idle status:
Locking/unlocking the keypad
The keypad lock prevents any accidental use of the telephone.
i
Activating/deactivating keypad lock:
• 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.
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 idle status
Open phonebook.
Open the main menu.
Open list of handsets.
Open the Audio Settings (
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
Redial
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Using the telephone

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( hold down
s
v
u
¢
t
page 15) menu.
Menu
During a conversation
Open phonebook.
Mute microphone.
Initiate an internal consultation call.
Adjust the loudspeaker volume for earpiece and
handsfree mode.
Current display key functions
Display keys
Using the telephone
s
v
u
t
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