Chapter 5 Troubleshooting

LED Summary

T1/E1 Interface Module LEDs

Table 5-15summarizes the LEDs for the T1/E1 interface module.

Table 5-15

T1/E1 Interface Module LEDs

 

 

 

LED

Color/State

Description (two LEDs for eachT1/E1 port)

 

 

 

Active

Green

Active

 

 

 

 

Blinking

Standby

 

green

 

 

 

 

 

Off

Operationally down; card is disabled or shut down

 

 

 

Port

Green

All ports up

 

 

 

 

Blinking

All ports up and one or more ports in a loopback state

 

green

 

 

 

 

 

Amber

One or more configured ports are down

 

 

 

 

Blinking

One or more configured ports are down and at least one configured port

 

amber

is in a loopback state

 

 

 

 

Off

All ports disabled or shut down

 

 

 

Serial Interface Module LEDs

Table 5-15summarizes the LEDs for the serial interface module.

Table 5-16

Cisco ASR 903 Router LEDs

 

 

 

 

 

LED Label

 

Color/State

Meaning

 

 

 

 

Power (PWR)

 

Green

All power rails are within spec.

 

 

 

 

 

 

Red

Disabled

 

 

 

 

 

 

Off

No Power

 

 

 

Operating Status (STAT)

Red

Failure

 

 

 

 

 

 

Yellow

Booting (if IM has a local CPU)

 

 

 

 

 

 

Green

Operational

 

 

 

 

 

 

Off

No Power

 

 

 

68-Pin Connector LEDs

Green

At least one of the 4 ports is in an up

 

 

 

state.

 

 

 

 

 

 

Blinking Green

At least one of the 4 ports is passing

 

 

 

traffic

 

 

 

 

 

 

Solid Yellow

All four ports are successfully

 

 

 

initialized and in a down state

 

 

 

 

 

 

Blinking Yellow

At least one of the port has failed

 

 

 

 

 

 

Off

All the ports are not enabled (at POR)

 

 

 

 

 

 

Cisco ASR 903 Router Hardware Installation Guide

 

 

 

 

 

 

OL-25178-05

 

 

5-11

 

 

 

 

 

Page 123
Image 123
Cisco Systems ASR 903 manual T1/E1 Interface Module LEDs, Serial Interface Module LEDs, LED Label Color/State Meaning