Nortel 2001 Additional Applications page 29

System or Switch
Your office communications system.
Switchhook
A button that the handset depresses, disconnecting your call
when you replace the handset. When lifted, the handset releases
the switchhook, and you either answer an incoming call or you
receive a dial tone to make a call.
User Interface
Screen displays that interact with the end user as a result of an
action or event.
Volume control bar
A rocker bar you press to increase or decrease the volume of the
ringer, handset, headset, speaker, and the Handsfree feature.
Terms you should know
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