Cisco ASR 903 Troubleshooting

Table 20: Interface Module LEDs
DescriptionColor/StateLED
Disabled/no power to IMOffPower (PWR)
Enabled and power rails on IM in
range
Green
Disabled/power-downOffStatus (STAT)
Failure (on at reset)Red
Booting (if local CPU)Amber
OperationalGreen
SFP receiving good remote signalGreenCarrier/Alarm (C/A)
Remote or local alarm activatedYellow
SFP ready and operating normallyGreenActive/Loopback(A/L)
SFP port in loopback stateYellow
T1/E1 Interface Module LEDs
The table below summarizes the LEDs for the 16-port T1/E1 interface module.
Table 21: 16-port T1/E1 Interface Module LEDs
Description (two LEDs for
eachT1/E1 port)
Color/StateLED
ActiveGreenActive
StandbyBlinking green
Operationally down; card is
disabled or shut down
Off
Cisco ASR 903 Aggregation Services Router Hardware Installation Guide
20
Troubleshooting
Interface Module LEDs

Cisco ASR 903 Specifications

General

Brand	Cisco
Model	ASR 903
Category	Network Router
Language	English