Activating an AC Power Supply Module
Perform the following procedure to activate an AC power supply:
SUMMARY STEPS
1.
Plug the power cord into the power supply.
2.
Connect the other end of the power cord to an AC-input power source.
3.
Verify power supply operation by checking if the respective power supply front panel LED (PS0 or PS1)
is green.
4.
If the LEDs indicate a power problem, see
Troubleshooting
for troubleshooting information.
5.
If you are connecting a redundant AC power supply, repeat these steps for the second power source.
DETAILED STEPS
Step 1
Plug the power cord into the power supply.
Step 2
Connect the other end of the power cord to an AC-input power source.
Step 3
Verify power supply operation by checking if the respective power supply front panel LED (PS0 or PS1) is green.
Step 4
If the LEDs indicate a power problem, see
Troubleshooting
for troubleshooting information.
Step 5
If you are connecting a redundant AC power supply, repeat these steps for the second power source.
If you are connecting a redundant AC power supply, ensure that each power supply is connected to a separate
power source in order to prevent power loss in the event of a power failure.
Note
Removing the AC Power Supply Module
This section describes how to remove and replace the AC power supply.
When you install the unit, the ground connection must always be made first and disconnected last. Statement
1046
Warning
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Statement 1030
Warning
Installation of the equipment must comply with local and national electrical codes. Statement 1074
Warning
Follow these steps to remove and replace the AC power supply:
Cisco ASR-920-12SZ-IM Aggregation Services Router Hardware Installation Guide
77
Installing the Cisco ASR 920 Series Router
Removing the AC Power Supply Module
