Terms you should know
Message waiting indicator/Incoming call indicator
An LCD or an LED that indicates the status of a feature by the flash, wink, steady on, or off.
Navigation keys
Keys used to scroll through menus and lists appearing on the LCD display screen.
Any line selected to make a call or receive an incoming call. The term
handset, (b) the
Paging tone
A special tone heard when using the Radio Paging feature. You hear two beeps followed by dial tone.
Ringback/ring tone
A sound indicating that a call you have made is ringing at its destination.
Services key
A fixed key used to access options such as Telephone Options, Password Admin, Virtual Office Login, Virtual Office Logout, Test Local Mode, and Resume Normal Mode.
Shared Directory Number
A DN (extension) that is shared by two or more persons.
Special Prefix code (SPRE)
Special codes entered using the dialpad, followed by a
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