Cisco ONS 15454, Hardware Installation Manual, Page: 118 / 516

Figure 47: Alarm Input Circuit Diagram
The following table lists the connections to the external alarm sources.
Table 9: Alarm Input Pin Association
Signal Name AMP Champ Pin Number Signal Name AMP Champ Pin Number
GND 27 ALARM_IN_1– 1
ALARM_IN_2– 28 GND 2
ALARM_IN_4– 29 ALARM_IN_3– 3
GND 30 ALARM_IN_5– 4
ALARM_IN_6– 31 GND 5
ALARM_IN_8– 32 ALARM_IN_7– 6
GND 33 ALARM_IN_9– 7
ALARM_IN_10– 34 GND 8
ALARM_IN_12– 35 ALARM_IN_11– 9
GND 36 ALARM_IN_13– 10
ALARM_IN_14– 37 GND 11
ALARM_IN_16– 38 ALARM_IN_15– 12
GND 39 ALARM_IN_17– 13
ALARM_IN_18– 40 GND 14
ALARM_IN_20– 41 ALARM_IN_19– 15
Cisco ONS 15454 Hardware Installation Guide
88
Installing the ONS 15454 M12 (ANSI and ETSI) Shelf
ONS 15454 ANSI Alarm Expansion Panel