Using a Handset, Headset, and Speakerphone
You can use your phone with these audio devices: a handset, headset, or speakerphone.
The phone is off-hook when the handset is lifted or another audio device is in use.
The phone is on-hook when the handset is in its cradle and other audio devices are not in use.
Using a Handset
If you want to...
Go off-hook
Go on-hook
Switch to the speakerphone or
headset during a call
Adjust the volume level for a
call
Using a Headset
Your phone supports four- or six-wire headset jacks for wired headsets. For information about
purchasing headsets, see
You can use a headset with all of the controls on your phone, including
If you want to...
Toggle headset mode on and off Press
Switch to a handset
Adjust the volume level for a
call
If you use AutoAnswer, see
Cisco Unified IP Phone 7970 Series for Cisco Unified Communications Manager 7.0
Then...
Lift the handset.
Replace the handset in the cradle.
Press
or
Press
Press Save to preserve the volume level for future calls.
Headset Support, page
Then...
.
Lift the handset.
Press
Press Save to preserve the volume level for future calls.
Using AutoAnswer with a Headset or Speakerphone, page
, then hang up the handset.
during a call or after invoking a dial tone.
6.
during a call or after invoking a dial tone.
and
.
49.
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