NEC NEAX 2000 IVS User Manual page 10

START (Key and Lamp)
Allows the attendant to originate an outgoing
call for a station.
MUTE (Key and Lamp)
Allows the attendant to cut off their voice
transmission.
I C I
NCOMING ALL DENTIFICATION
Three non-locking keys with associated lamps
provide the attendant access to specific types of
incoming calls. A flashing red lamp indicates a
call waiting to be answered. A steady red lamp
indicates a call answered.
The standard arrangement of these keys is
shown on the face layout:
LDN (Listed Directory Number)
Incoming central office trunk call.
TIE (Tie Line)
Allows the attendant to answer incoming tie
line calls when the distant station dials an access
code for the attendant.
NOTE: Not assigned at default.
BUSY (Call Forward Busy Line)
Allows the attendant to answer incoming calls
to a specified station when the station is busy.
NOTE: Not assigned at default.
ATND (Attendant)
Incoming internal station call.
NANS (Call Forwarding No Answer)
Allows the attendant to answer incoming calls
to a specified station when the station does not
answer within the predetermined time.
NOTE: Not assigned at default.
8