Cisco ASR 9001 Hardware Installation Manual page 100

Troubleshooting the AC-Input Power Subsystem
The following figure shows the status indicators for the power module. The indicator definitions are provided
after the figure.
Figure 57: Power Module Status Indicators
1
2
If the AC power module is not operating properly, follow these steps:
Cisco ASR 9001 and Cisco ASR 9001-S Routers Hardware Installation Guide
88
OK (Green) Power LED
FAIL (Amber) LED
Troubleshooting the Installation
ON when the power supply is ON
and OK
BLINKING when the input AC
power voltage is present
OFF when no input voltage is
present
ON when power supply failure
occurs (due to over voltage, over
current, over temperature, and fan
failure)
BLINKING when alarm condition
or power supply warning events
occur, where the power supply
continues to operate (due to high
temperature, high power, or slow
fan)
OFF when no power supply failure
has occurred