Replacing the power supply in the chassis

About replacing the power supply

This chapter describes the procedures for replacing the hot swappable power supplies in your R100 chassis. Replacing a power supply consists of the following procedures:

Removing a power supply
Installing a power supply
Note
To maintain UL, CSA, and TUV safety certifications, you must obtain replacement power supplies from Network Appliance.

Power supply compatibility

Be aware of the following caution regarding the compatibility between the two power supplies in the chassis.

Caution
When replacing a power supply, be sure not to mix two different power supplies. The two power supplies in your R100 chassis must have the same part number.

Removing a power supply

To remove a power supply, complete the following steps.

WARNING
To avoid an electric shock hazard, you must disconnect the power supply before removing it from the chassis.

Note
Because you have two power supplies that are hot swappable, you do not have to shut down the chassis.

Step	Action
1	From the console or LCD screen, identify the failed power supply. Note The power supply identifiers, PS1 and PS2, are silk-screened onto the chassis frame.
2	Turn off the power switch and disconnect the power to the failed power supply on the chassis. Note The chassis reports a failure for the removed power supply.
3	Lift up the clip lock and unplug the power cord from the chassis power supply.
4	Loosen the power supply thumbscrews by turning each thumbscrew counterclockwise.
5	Pull the power supply out of the power supply bay in the chassis. WARNING The power supply is heavy. Support the bottom of the unit while removing the unit from its bay.
6	Set the power supply aside.

Installing a power supply

To install a power supply, complete the following steps.

Step	Action
1	Verify that the switch on the power supply is turned off.
2	Push the power supply, slowly and firmly, into the bay until the power supply is firmly seated in the bay.
3	Secure the power supply by turning the thumbscrew clockwise until it stops.
4	Plug the power cord into the power cord receptacle on the power supply and secure it with the clip lock.
5	Turn on the power to the new power supply in the chassis.