Activating The Dc Power Supply; Removing And Replacing The Dc Power Supply - Cisco NCS 560-4 Hardware Installation Manual

Activating the DC Power Supply

Step 8
Insert the lugged end of the cables to the connector and secure the cables using the captive screws.
Note
Step 9
Ensure that the terminal block plug is fully seated in the terminal block header on the DC power supply panel.
Step 10 Slide the power supply into the chassis until it is firmly seated.
Activating the DC Power Supply
Procedure
Step 1
Remove the tape from the circuit-breaker switch handle, and restore power by moving the circuit-breaker
switch handle to the On (|) position.
Step 2
Verify power supply operation by checking if the power supply front panel LEDs are in the following states:
• INPUT OK LED is green
• OUTPUT FAIL LED is green
If the LEDs indicate a power problem, see the
If you are installing a redundant DC power supply, ensure that each power supply is connected to a separate
power source to prevent power loss during a power failure.
If you are installing a redundant DC power supply, repeat these steps for the second power source.

Removing and Replacing the DC Power Supply

This section provides information about removing and replacing the DC power supply in the Cisco NCS 560-4
Router.
Note
The Cisco NCS 560-4 router power supplies are hot-swappable. If you have installed redundant power supply
modules, you can replace a single power supply without interrupting power to the router.
Caution
To avoid erroneous failure messages, allow at least two minutes for the system to reinitialize after a power
supply has been removed or replaced.
Warning When you install the unit, the ground connection must always be made first and disconnected last. Statement
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The recommended torque for securing the captive screws is 0.7 N-m.
Fan Tray LEDs, on page 116
Installing the Cisco NCS 560-4 Router
section.