Meaning (Default=Off)Color/StateLED
All ports are UP
Solid GreenPort Status (PORT)
All ports are UP and one or more ports are in
loopback
FLASH Green
All least one port is downSolid Amber
One or more ports are down and one or more
ports are in Loopback
FLASH Amber
All ports are disabled or shut downOff
Interface Module is Active
Solid GreenActivity Status (ACT)
Interface Module is StandbyFLASH Green
No link, interface module is down, disabled
or shut down
Off
OC-3 Interface Module LEDs
The table below summarizes the LEDs for the OC-3 interface module.
Table 36: Interface Module LEDs
DescriptionColor/StateLED
Disabled/no power to IMOffPower (PWR)
Enabled and power rails on IM in rangeGreen
Disabled/power-down
OffStatus (STAT)
Failure (on at reset)Red
Booting (if local CPU)Amber
OperationalGreen
SFP receiving good remote signal
GreenCarrier/Alarm (C/A)
Remote or local alarm activatedYellow
SFP ready and operating normally
GreenActive/Loopback(A/L)
SFP port in loopback stateYellow
T1/E1 Interface Module LEDs
The table below summarizes the LEDs for the 16 T1/E1 interface module.
Cisco ASR 907 Router Hardware Installation Guide
186
Troubleshooting
OC-3 Interface Module LEDs