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Installing the Third Power Supply
If you will be installing five (5) or more disk drives you
will be required to install the third power supply.
Note: There is no need to power off the DEU or the
computer system. The power supplies are hot
swappable.
1 Loosen the two screws on the Power Supply #3 cover
plate using a flat-blade screwdriver and remove the
cover plate.
2 Remove the power supply from its shipping package.
3 Install the third power supply by sliding the PSU
into the cabinet until it reaches its locked position.
Orient the supply as indicated in the illustration.
Note: Use care when inserting the power supply into
its fully seated position. Do not use a strong force to
seat the PSU into its mating connector.
Power Supply #3
4 Remove the blanking plug for the LED on the cover
plate.
5 Re-install the cover plate. Secure the cover plate
with the two screws using a flat-blade screwdriver
securing the power supply.