User Manual, MAR-5915-3x
Chapter 3 Connector and LED
Descriptions
MNL-0659-01 Rev A7
ECO-5592
Effective: 05 Feb 19
Page 27 of 39
LED Indicator Descriptions
The table below describes the LEDs on the front panel of the base module.
LED
Component
Description
PWR
System power supply
Blue light indicates power is on.
SYS
Cisco 5915 Router
Blinking green light indicates the boot-up phase or ROMMON monitor
mode of the Cisco router.
Steady green light indicates steady state, IOS load completed and
running.
R0, R1
Routed Ethernet ports 0/0 and
0/1 on connector J2
Steady green light indicates link status.
S0, S1, S2
Switched Ethernet ports 0/2,
0/3, and 0/4 on connector J2
Steady green light indicates link status.
Figure 10 shows the mapping of Cisco port names to J2 signal names and to the LED labels on the front
panel.
Figure 10. J2 LED Mapping to J2 Signal Name and Cisco Port Name
Note: Port 0/4 is used internally for Ethernet connection to the SWI (switch) ring.
LED S2 is green when there is a valid Ethernet connection between the ROU
(router) and the SWI.