Basic Functions
22
Denying/Blocking a Call When the snom 220 signals an incoming call, you have the option to
deny the call with .
If you decide to press , the caller will be placed on the deny list and
will always be denied automatically. If is not displayed, it is
switched off in the settings. You can enable it again via the web
interface (“Deny All” feature).
Adjusting the Volume While making a call, you can use the and the keys to
the right of the display to increase or lower the volume.
Key mapping:
Reduces the volume in steps.
Increases the volume in steps.
ENTER
Sets the volume and returns.
CANCEL
Returns without setting the volume.
Mute / Unmute To mute the microphone during a call, press the softkey “Mute” or .
Press the softkey “Unmute” or to enable the microphone again.