Mitel 6940 Manual page 3

Basic Handset Use
Making a call
Lift the handpiece or press the key and dial the number.
or
Press the Line Programmable Key and dial the number.
Ending calls
Place the handpiece back in its cradle, press the End Call softkey or
press the key.
Answering a call
Lift the handpiece or press the key for handsfree operation.
Redialling
Press the Redial softkey once or the key twice to call the last
dialled number as displayed on the Home screen.
or
Press the key once to access the Call History application with a
list of recently dialled numbers. Use the up and down navigation keys to
scroll through the entries and either press the Select button or Dial
softkey to redial the selected number.
Muting
Press the key while on an active call to mute the microphone for
your handpiece, headset, or speaker. Press the key again to
unmute the audio.