
Intel® RAID Controller SASWT4I Hardware
User’s Guide
Intel Order Number: E53872-002

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ii Intel® RAID Controller SASWT4I Hardware User’s Guide

Preface
This is the primary reference and user’s guide for the Intel® RAID Controller SASWT4I,
which can be used to manage SAS and SATA II disk drives. It contains installation
instructions and specifications.
For details on how to configure the storage adapters, and for an overview of the software
drivers, see the Intel
Audience
This document assumes that you have some familiarity with storage disk controllers,
RAID technology, and related support devices. The people who benefit from this book
are:
• Engineers who are designing an Intel
• Anyone installing an Intel
Organization
This document includes the following chapters and appendixes:
• Chapter 1 provides a general overview of the Intel
• Chapter 2 describes the procedures for installing the Intel
SASWT4I.
• Chapter 3 provides the characteristics and technical specifications for the Intel
RAID Controller.
®
IT/IR RAID Software User’s Guide on the Resource CD.
®
RAID Controller SASWT4I for a system.
®
RAID Controller SASWT4I in a RAID system.
®
RAID Controller SASWT4I.
®
RAID Controller
®
• Appendix A lists and explains the terms and abbreviations used in this manual.
Related Publication
The Intel® IT/IR RAID Software User’s Guide on the Resource CD that is included with
the RAID controller.
Intel® RAID Controller SASWT4I Hardware User’s Guide iii

iv Intel® RAID Controller SASWT4I Hardware User’s Guide

Table of Contents
Preface ........................................................................................................................iii
Audience ............................................................................................................................... iii
Organization ......................................................................................................................... iii
Related Publication ............................................................................................................... iii
Chapter 1: Overview ................................................................................................... 1
Summary of SAS RAID Controller Features ..........................................................................1
Usability .........................................................................................................................2
Redundancy and Error Handling ...................................................................................2
SAS and SATA Features ...............................................................................................3
Operating System Support ............................................................................................3
Benefits of Serial-Attached SCSI (SAS) ................................................................................4
Chapter 2: Intel® RAID Controller SASWT4I Hardware Installation ....................... 5
Requirements ........................................................................................................................5
Installing the RAID Controller ................................................................................................6
Connecting the Cables ..........................................................................................................9
Configuring the Storage Adapter ...........................................................................................9
Replacing a Controller .........................................................................................................10
Chapter 3: Intel® RAID Controller SASWT4I Characteristics ............................... 11
Technical Specifications ......................................................................................................12
LEDs ..........................................................................................................................12
Array Performance Features .......................................................................................13
Fault Tolerance ............................................................................................................13
Electrical Characteristics .............................................................................................13
Thermal and Atmospheric Characteristics ...................................................................14
Safety Characteristics ..................................................................................................14
Appendix A: Glossary of Terms and Abbreviations ............................................. 15
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vi Intel® RAID Controller SASWT4I Hardware User’s Guide

List of Figures
Figure 1. Inserting the Intel® RAID Controller SASWT4I into a PCI Express* Slot ................... 6
Figure 2. Attaching cables to the Intel
Figure 3. SAS and SATA Plugs and SAS Backplane Connector.............................................. 9
Figure 4. Card Layouts............................................................................................................ 11
®
RAID Controller SASWT4I.......................................... 7
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viii Intel® RAID Controller SASWT4I Hardware User’s Guide