18
Keys and controls
softkeys
Key
_
Audio controls
Audio keys
Key
:/É
./Ê
;/Æ
Volume
Use the controls to adjust the properties of your phone, for example the volume.
Mode keys
You can switch to the relevant application using these keys.
Key
@
\
Function when key is pressed
Activates the function of the left display option or opens another menu. Used in the Team
menu as a line key.
Function when key is pressed
Activate/deactivate the loudspeaker
Use headset
page 73.
Activate/deactivate microphone (also for speakerphone mode)
Function when key is pressed
Switch to the main menu
Configure call forwarding
Getting to know the OpenScape Desk Phone CP400
page 73.
page 22.
page 24.
page 76.