Alarm Card Connection Guidelines - Cisco 12416 Installation And Configuration Manual

Chapter 2 Preparing for Installation

Alarm Card Connection Guidelines

Figure 2-25 Alarm Card Connector Location
Handle
Caution
OL-11495-01
The router is equipped with two alarm cards:
• One alarm card occupies the dedicated far left slot in the upper card cage
The second alarm card occupies the dedicated far right slot in the lower card
•
cage
Each alarm card has one 25-pin D-subconnector (ALARM) on the front panel that
connects the router to an external site alarm maintenance system
When a critical, major, or minor alarm is generated, it energizes the alarm relays
on the alarm card to activate the external site alarm.
Critical, major, and
minor alarm LEDs
Audio alarm
cutoff switch
The alarm relay contacts on the alarm card consist of standard common, normally
open, and normally closed relay contacts that are wired to the pins on the
connectors.
Only safety extra-low voltage (SELV) circuits can be connected to the alarm
connector. Maximum rating for the alarm circuit is 2 A, 50 VA.
Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
Pin 1
ALARM
Pin 25
and switch fabric card LEDs
Alarm Card Connection Guidelines
(Figure
ALARM
Clock and scheduler card
2-25).
2-45