Contents

Figures

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vii

Tables

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ix

Safety

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xi

Chapter 1. Introduction . . . . . . . . . . . . . . . . . . . . . . 1

Overview

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1

Notices and statements in this document

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3

Features and operating specifications

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4

Models and optional devices

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5

Operating-system support . . . . . . . . . . . . . . . . . . . . . 5 Product updates . . . . . . . . . . . . . . . . . . . . . . . . . 5 Best practices guidelines. . . . . . . . . . . . . . . . . . . . . . 6 Storage subsystem components . . . . . . . . . . . . . . . . . . . 7

Disk drives and bezels

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Controllers

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9

Power supply and fans .

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10

Battery units . . . . . . . . . . . . . . . . . . . . . . . . . 11

Software and hardware compatibility and upgrades

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11

Software and firmware support code upgrades .

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12

Determining firmware levels . . . . . . . . . . . . . . . . . . . 12

Specifications . . .

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13

Area requirements

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Dimensions . . .

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Weight . . . .

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13

Temperature and humidity . . . . . . . . . . . . . . . . . . . . 14

Electrical requirements

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14

Site wiring and power

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AC power recovery . . . . . . . . . . . . . . . . . . . . . 15

Power cords and receptacles

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15

Heat output, airflow, and cooling

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15

Chapter 2. Installing the storage subsystem . . . .

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17

Inventory checklist

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17

Installation overview

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18

Handling static-sensitive devices

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19

Preparing for installation

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20

Required tools and hardware

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20

Preparing the site . . . . . . . . . . . . . . . . . . . . . . . 21 Installing the DS3200 in a rack cabinet . . . . . . . . . . . . . . . . 21

Chapter 3. Cabling the storage subsystem. . . . . . . . . . . . . . 23 SAS controller connectors . . . . . . . . . . . . . . . . . . . . . 23

Enclosure ID settings

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24

Working with SAS cables

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24

Connecting storage expansion enclosures to the DS3200

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26

Redundant drive channel pair

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27

Overview of steps to connect storage expansion enclosures to a storage subsystem. . . . . . . . . . . . . . . . . . . . . . . . . 28

DS3200 storage subsystem drive cabling topologies . . . . . . . . . . 28 One single-controller DS3200 and one or more storage expansion

enclosures. . . . . . . . . . . . . . . . . . . . . . . . 29

© Copyright IBM Corp. 2006, 2009

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IBM DS3200 Storage Subsystem manual Contents