HP A3550A - High Availability Disk Arrays Model 20 Storage Enclosure Installation Manual

Hewlett-Packard fan packs are installable and replaceable. A replacement fan pack must be the same type as the one being

replaced.

The fan pack for the 30-slot disk array is shown in Figure 1.

.

Install a fan pack by performing the following steps. Place a check in the appropriate

Step 1:

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 the metal edge above the

rear retaining screws and fasten the strap to your wrist.

Step 2:

Prepare to install the fan pack

Remove the new fan pack from its shipping carton and

place it on a suitable antistatic surface or the ESD

conductive sheet.

The fan pack can be removed and replaced with power on.

The removal and replacement must be completed and the

fan pack closed within two minutes or the disk array will

perform a thermal shutdown.

Hewlett-Packard Fan Pack

Installation Guide

Rear View, Bottom of the Array

Figure 1.

Step 3:

Remove the fan pack

Press the release button on the failed fan pack and care-

fully swing the fan pack open.

Press the retaining latches outward to release the fan

pack and lift it away from the support pins at a slight

angle (Figure 2).

Use caution when lifting the fan pack. It is very heavy.

Fan

pack

as the step is completed.