Removing A Dc Power Supply; Installing An Ac Power Supply - Cisco Nexus 9396PX Hardware Installation Manual

Replacing Modules
Step 4
If the power supply slot is to remain empty, install a blank power supply filler panel (part number N2200-P-BLNK).
What to do next
You are ready to install the replacement power supply.

Removing a DC Power Supply

You can remove one power supply while the other one provides power to the switch.
To disconnect the power supply from its power cables, you must shut off the power from the power source
and then disconnect the connector for the power cables.
Step 1 Turn off the circuit breaker for the power feed to the power supply that you are replacing.
Be sure that the LEDs turn off on the power supply that you are removing.
Step 2 Remove the power cable from the power supply by doing the following:
Step 3
Grasp the power supply handle while pressing the release latch towards the power supply handle.
Step 4 Pull the power supply out of the bay.
What to do next
You are ready to install a DC power supply in the open slot.

Installing an AC Power Supply

You can replace one power supply while the other one provides power to the switch.
Before you begin
• The power supply that you are installing must be capable of using the same airflow direction as the fan
Note
• An AC power source must be within reach of the power cable that will be used with the replacement
trays installed in the same switch and it must use the same type of power source as the other power supply
installed in the same switch (do not mix AC and DC power supplies in the same switch).
DC power supplies with green coloring have the same port-side intake airflow
direction as the power supplies with red coloring, and DC power supplies with
gray coloring have the same port-side exhaust airflow direction as the power
supplies with blue coloring. If the power supply that you are replacing has a
different color handle than the replacement power supply, verify that it has or
will have the same airflow direction as the other modules in the switch.
power supply. If you are using n+n power redundancy, there must be a separate power source for each
power supply installed in the chassis. Otherwise, only one power source is required.
Cisco Nexus 9396PX ACI-Mode Switch Hardware Installation Guide
Removing a DC Power Supply
43