HP A3550A - High Availability Disk Arrays Model 20 Storage... User manual

Hewlett-Packard Storage Processor (SP)

Installation Guide

Hewlett-Packard SPs are customer installable and replaceable. Areplacement SP must be the same type as the SP being

replaced.

The locations ofthe SPs in the 30-slot disk arrays are shown in Figure 1.

.

Figure 1.

Installan SP by performing the following steps. Place a check in the appropriate oas the step is completed.

Step 1: Observe antistatic precautions

An SP is shipped with an ESD kit containing:

–ESDwriststrap

– ESDconductive sheet

oGround the ESDwrist strap to the metaledge above the

rear retaining screws and fasten the strap to your wrist.

Step 2: Prepare to install the SP

oRemove the replacement SP from its shipping carton

and place it on a suitable antistatic work surface or the

ESD conductive sheet.

Arraypower can be left on during SP removal and

replacement.

oRemove the failed SP.

oRemove the memory modules from the failed SP.

oInsert memorymodules in the SIMMconnectors on the

SP to be installed.

See the 2EMOVALAND2EPLACEMENT chapter in the

(EWLETT0ACKARD(IGH!VAILABILITY&IBRE#HANNEL

$ISK!RRAY5SER'UIDE for more information about

SIMMremoval and replacement.

SP-A SP-B

Rear view, top of the disk array

Step 3: Install the SP

oInstall the SP as shown in Figure 2. oIf the array is operating, the SP activates automatically

when it is installed in the array.

Figure 2.

Ejector

Ejector

A. Engage the edge of the SP in the board guides, and

slide it into the chassis until the ejectors engage with

the chassis edge.

B. Press both ejectors until they lock and the SP seats completely

into the chassis.

Manual Part Number

A3662-90001 E0897 Copyright © 1997

Hewlett-Packard Company

*PA3662-96001*

A3662-96001

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