Hewlett-Packard power supplies are installable and replaceable. A replacement or add-on power supply must be the same
type as the power supplies already installed in the array.
The locations of the power supplies in the 30-slot disk arrays are shown in Figure 1.
Install a power supply by performing the following steps. Place a check in the appropriate
Observe antistatic precautions
A power supply is shipped with an ESD kit containing:
ESD wrist strap
ESD conductive sheet
Ground the ESD wrist strap to any unplated metal on
the disk array chassis and fasten the strap to your wrist.
On 30-slot disk arrays, the ESD wrist strap can be
grounded to the metal edge above the rear retaining
Hewlett-Packard Power Supply
Disk array rear view
Prepare to install the power supply
Remove the new power supply from its shipping carton
and place it on a suitable antistatic surface or the ESD
Press the release button on the fan pack and carefully
swing the fan pack down.
The installation or removal and replacement
pleted and the fan pack closed within two minutes or the
disk array will perform a thermal shutdown.
as the step is completed.