Blinking fast –> Incoming call
Steady blinking –> Missed call or voicemail (press X to disable the LED)

CFwd

Change forward, automatically transfer calls.

Call lists. Missed, received and dialed calls

Local contact list

Manage the phone's settings

Accept calls
From idle screen you can redial the last missed, received or dialed call

On idle screen:
Up/Down –> Select outgoing identity
Left/Right –> Received calls / Missed calls

Terminate calls

Redirects you to your voicemail (you still have to type in your voicemail PIN)

These keys can be lines, contacts, functions buttons etc

Do not disturb
When on nobody can reach you
Press to enable (LED will blink steadily)
Press again to disable

Search the local contact list (4)

Phones menu

Transfer button

Press to place people on hold

Mute your headset's/handset's microphone during a call
Works as DND button for Snom 710/D715 when on idle screen

Change the volume of the ringtone when on idle screen Change the volume of the speaker or handset during a call

Togglebetween handsfree and handset mode
Press to dial a number and accept calls on speaker phone

Disable or enable headset mode