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Installing the Cisco ASR 907 Router
Activating the AC Power Supply
Follow these steps to activate the AC power supply:
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 that the power supply LEDs are in the following states:
• INPUT OK LED is green
• OUTPUT FAIL LED is green
Step 4
If the LEDs indicate a power problem, see the Troubleshooting for troubleshooting information.
Step 5
If you are installing a redundant power supply, repeat these steps for the second power source.
If you are installing a redundant AC power supply, ensure that each power supply is connected to a separate
Note
power source in order to prevent power loss in the event of a power failure.
Removing and Replacing the AC Power Supply
This section describes how to remove and replace the AC power supply.
The Cisco ASR 907 Router power supplies are hot-swappable. If you have installed redundant power
Note
supply modules, you can replace a single power supply without interrupting power to the router.
To avoid erroneous failure messages, allow at least 2 minutes for the system to reinitialize after a power
Caution
supply has been removed or replaced.
When you install the unit, the ground connection must always be made first and disconnected last. Statement
Warning
1046
Before performing any of the following procedures, ensure that power is removed from the AC circuit.
Warning
Statement 1003
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Warning
Statement 1030
Removing and Replacing the AC Power Supply
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