HP (Hewlett-Packard) hp storage works modular smart array 20 User Manual

Contents

About This Guide

Audience Assumptions..................................................................................................................................v

Technician Notes ...........................................................................................................................................v

Where to Go for Additional Help .................................................................................................................vi

Telephone Numbers ...............................................................................................................................vi

Illustrated Parts Catalog

Identifying Enclosure and Component Features

Buttons and LEDs on Enclosure Rear ....................................................................................................... 2-1

Disk Drives and Drive Blanks................................................................................................................... 2-2

Controller Module ..................................................................................................................................... 2-4

Fan Assembly ............................................................................................................................................ 2-5

Power Supply Unit .................................................................................................................................... 2-6

Removing and Replacing Components

Preventing Electrostatic Damage .............................................................................................................. 3-1

Grounding Methods ............................................................................................................................ 3-1

Replacement Procedures for Hot-Pluggable Components ........................................................................ 3-2

Disk Drive or Drive Blank .................................................................................................................. 3-2

Fan Assembly ..................................................................................................................................... 3-3

Power Supply Unit.............................................................................................................................. 3-3

Controller Module............................................................................................................................... 3-4

Battery Packs and Cache (in the Controller Module) ......................................................................... 3-4

Mounting Bracket Covers ................................................................................................................... 3-6

Replacement Procedures for Non-Hot-Pluggable Components ................................................................ 3-6

Midplane Board .................................................................................................................................. 3-7

Backplane Board................................................................................................................................. 3-9

Ribbon Cable ...................................................................................................................................... 3-9

UID Circuit Board ............................................................................................................................ 3-10

VRM Power Supply.......................................................................................................................... 3-10

HP StorageWorks Modular Smart Array 20 Maintenance and Service Guide

iii