AT&T DEFINITY 555-230-223 - Manual (Page 33)

Installation
Task 6: Connect the Alarm Board Cables
The Alarm Board cable has three connectors available for outside connections:
Amphenol connector — not used
Local Area Network (LAN)
RS-232 Maintenance — used for local customer access to the DEFINITY
LAN Gateway application
Figure 2-6, Alarm Board Cable Connections, shows how the cables should be
connected.
SWITCH
ALARM
BOARD
MFB
Y-CABLE
ADMIN/PORT B
MAIN/PORT A
MULTI-
BOARD
FUNCTION
ALB
CABLE
RJ45 TO LOCAL AREA NETWORK
RS-232 TO LOCAL
(NOT USED FOR THIS APPLICATION)
CUSTOMER ACCESS
Figure 2-6. Alarm Board Cable Connections
2-14 Issue 1 January 1996