NEC NEAX 2000, Programming Manual

Page: 1071 / 1200

ND-91285-001(E)
DECEMBER, 1999
Page 289
Revision 1.0
(1/1)
RELAY CONTROL FUNCTION KEY - D
term
GENERAL DESCRIPTION
This feature provides a D
term
with the ability to activate/deactivate RELAYs (on DK00) to control
external devices.
STATION APPLICATION
All D
term
s
OPERATING PROCEDURE
To turn the RELAY on:
1. Press the line key programmed to perform the relay function.
The associated line key LED lights.
The RELAY will close and remain closed.
To turn the RELAY off:
1. Press the line key programmed to perform the relay function.
The associated line key LED will go off.
The contact will open and remain open.
SERVICE CONDITIONS
1. A maximum of 128 contacts per system can be controlled.
2. One DK00 card (or built-in DK00 in MP) is required for every eight external items to be controlled.
3. The RELAY CONTROL key functions regardless of the D
term
condition (busy or idle).
4. The contact returns to the previous status, after a momentary open for a maximum of ten seconds,
when the system is reset.
5. The same RELAY CONTROL function key should not be assigned to more than one D
term
.
6. The RELAY CONTROL function key can also be assigned to Attendant Console.