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Troubleshooting
LED
PWR
Serial Interface Module LEDs
The table below summarizes the LEDs for the serial interface module.
Table 40: Cisco ASR 907 Router Serial IM LEDs
LED Label
Power (PWR)
Operating Status (STAT)
68-Pin Connector LEDs
12-in-1 Connector LEDs
Power Supply LEDs
The table below summarizes the power supply LEDs for both the AC and DC power supplies.
Color/State
Description (two LEDs for eachT1/E1 port)
Off
Disabled or power down
Green
IM power rails are in range and are enabled
Off
Disabled; No power to IM
Color/State
Green
Red
Off
Red
Yellow
Green
Off
Green
Blinking Green
Solid Yellow
Blinking
Yellow
Off
Green
Solid Yellow
Blinking
Yellow
Off
Meaning
All power rails are within spec.
Disabled
No Power
Failure
Booting (if IM has a local CPU)
Operational
No Power
At least one of the 4 ports is in an up state.
At least one of the 4 ports is passing traffic
All four ports are successfully initialized and in a down state
At least one of the port has failed
All the ports are not enabled (at POR)
Port is passing traffic
Port successfully initialized and in a down state
Port has failed
Not Enabled (at POR)
Cisco ASR 907 Router Hardware Installation Guide
Serial Interface Module LEDs
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