B Alarm Input Wiring; Alarm Input Wiring Diagram - Compaq EK-ASIP2-OG. D01 Owner's Manual

B.1 Alarm Input Wiring Diagram
The following diagram of the Intelligent Peripheral (IP) duplex platform displays the alarm
input wiring connections between the ISA bus expansion chassis, the AlphaServer 1000A
processors, and the alarm indicator panel.
Figure B-1: Alarm Input Wiring Diagram
2
5
ISA
Alarm control module installed in
the AlphaServer 1000A system
-48 Vdc power inverter
D-sub 25-pin connector
Inverter alarm cable
Alarm indicator panel
3
4
6
9
8
7
AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide B–1
Alarm Input Wiring
AlphaServer 1000A
1
ML014035
Alarm indicator panel cable
Alarm sensor module in the ISA bus
expansion chassis
D-sub 9-pin connector
ISA bus expansion chassis alarm cable
B