44 OL-12644-01
 
Using a Handset, Headset, and Speakerphone
You can use your phone with a handset, headset, or speakerphone.
If you want to... Then...
Use the handset Lift it to go off-hook; replace it to go on-hook.
Use a headset Press   to toggle headset mode on and off. You can use a headset 
with all of the controls on your phone, including   and 
.
If you use AutoAnswer, see Using AutoAnswer, page 45.
If you use a headset that supports wideband, you might experience 
improved audio sensitivity if you enable the wideband setting on 
your phone (this setting is disabled by default). To access the 
setting, choose 
 > User Preferences > Audio Preferences > 
Wideband Headset. If the Wideband Headset setting is disabled 
(shows as dimmed), then this setting is not user controllable.
Check with your system administrator to be sure your phone 
system is configured to use wideband. If the system is not 
configured for wideband, you may not detect any additional audio 
sensitivity even when using a wideband headset. To learn more 
about your headset, refer to the headset documentation or ask 
your system administrator for assistance.
Use the speakerphone Press   to toggle speakerphone mode on or off. 
Many of the actions you can take to dial a number or answer a call 
will automatically trigger speakerphone mode, assuming that the 
handset is in its cradle and 
 is not lit.
Switch to the headset or 
speakerphone (from the 
handset) during a call
Press   or  , then hang up the handset.
Switch to the handset (from the 
speakerphone or headset) 
during a call
Lift the handset (without pushing any buttons).
Adjust the volume level for a 
call
Press   during a call or after invoking a dial tone.
This action adjusts the volume for the handset, speakerphone, or 
headset, depending on which device is in use.
Press Save to preserve the volume level for future calls.