Description
Signal Name
Pin
Data -
D-
A2
Data +
D+
A3
Ground
Gnd
A4
Alarm Port Pinouts
This following table summarizes the external alarm input pinouts:
Table 18: External Alarm Input Pinouts
Description
Signal Name
Pin
Alarm input 0
ALARM0_IN
1
Alarm input 1
ALARM1_IN
2
Alarm output closed
—
3
Alarm input 2
ALARM2_IN
4
Alarm input 3
ALARM3_IN
5
Alarm output open
—
6
Alarm output COM
—
7
Alarm input COM
—
8
AC Power Cord Specifications
For more information on the supported power cables, see
Ordering information for power cables supported
on NCS 540
on the
Cisco Network Convergence System 540 Large Density Routers Data Sheet
.
Cisco Network Convergence System 540 Large Density Routers Hardware Installation Guide
72
Appendix
Alarm Port Pinouts