Interface Module LEDs
Table 36: Interface Module LEDs
LED
Power (PWR)
Status (STAT)
Carrier/Alarm (C/A)
Active/Loopback(A/L)
T1/E1 Interface Module LEDs
The table below summarizes the LEDs for the 16-port T1/E1 interface module.
Table 37: 16-port T1/E1 Interface Module LEDs
LED
Active
Cisco ASR 903 Aggregation Services Router Hardware Installation Guide
164
Color/State
Off
Green
Off
Red
Amber
Green
Green
Yellow
Green
Yellow
Color/State
Green
Blinking green
Off
Troubleshooting
Description
Disabled/no power to IM
Enabled and power rails on IM in
range
Disabled/power-down
Failure (on at reset)
Booting (if local CPU)
Operational
SFP receiving good remote signal
Remote or local alarm activated
SFP ready and operating normally
SFP port in loopback state
Description (two LEDs for
eachT1/E1 port)
Active
Standby
Operationally down; card is
disabled or shut down