Introduction
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## Introduction

This guide provides you with information about the features of the Ultra SCSI XIO board for the OCTANE™ workstation and explains how to install, remove, and configure it. The Ultra SCSI XIO option provides up to four additional external SCSI ports for the OCTANE workstation. Below is an overview of the contents of this guide:

- The introduction provides additional information about hardware resources, products, and support.

- Chapter 1 describes the features of the Ultra SCSI option board.

- Chapter 2 provides instructions for installing the Ultra SCSI option board in an OCTANE workstation.

- Chapter 3 provides instructions for configuring and cabling the Ultra SCSI option board.

- Chapter 4 provides instructions for removing the Ultra SCSI option board.

- Chapter 5 provides troubleshooting information.

- Appendix A provides illustrations of the Ultra SCSI option board, the OCTANE/SI, OCTANE/SI with texture memory option board, OCTANE/SSI, and OCTANE/MXI graphics boards.

- Appendix B provides port pinout information.

- Appendix C provides instructions on the care and cleaning of the XIO compression connector.

Read this guide once all the way through before you start to work. You will become familiar with the OCTANE system and the parts with which you will be working.

It's always a good idea to back up your system before installing a new board. If you have not backed up your system recently, do so now. For instructions on backing up your system, see the online Personal System Administration Guide.

## Additional Hardware Information

OCTANE Hardware Central is an online resource that provides access to hardware movies and other information previously found only in your printed owner's guide, such as port pinout information, user tips, environmental information, and so on. To access it:

1. Choose Toolchest > Selected > File QuickFind.

2. When the window appears, type `insight` and press `Enter`.

3. When the IRIS InSight™ bookshelf appears, choose OCTANE Hardware Central from the SGI EndUser bookshelf.

Or, access OCTANE Hardware Central through your Web browser. In the location window, type `file:/usr/share/Insight/library/SGI_bookshelves/SGI_EndUser/books/
Octane_HWCntl/index.html` and press`Enter.`

OCTANE Hardware Movies show OCTANE option boards being installed and removed. The hardware movies are found in OCTANE Hardware Central.

### Hardware Configurations

A listing of available configurations (upgrades and options) is available on the Web. In the location window, type `http://www.sgi.com/Products/hardware/desktop/
products/configurator/configurator.html`

### Technical Publications Library

A copy of this manual, as well as other Silicon Graphics technical publications, is found in the Technical Publications Library. To access this library, open your Web browser and type `http://techpubs.sgi.com/library/`

## Software and System Administration Information

For complete information on installing software, see the online Personal System Administration Guide. You can find it on your desktop by choosing Toolchest > Help > Online Books. For more advanced information, see the online IRIX Admin: Software Installation & Licensing Guide. For system administration information, see the SGI_Admin section of the online bookshelf.

## Product Support

The OCTANE workstation is designed so that you can maintain and repair the workstation without the help of a trained technician. Contact your Silicon Graphics® subsidiary or authorized distributor for information about product support.

Silicon Graphics, Inc., provides a comprehensive range of product support for its products. If you are in North America and would like support for your Silicon Graphics supported products, contact the Technical Assistance Center at 1-800-800-4SGI or your authorized service provider. If you are outside North America, contact the Silicon Graphics subsidiary or authorized distributor in your country.

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OCTANE™ Ultra SCSI XIO Option Board Installation Guide |  | Chapter 1. Features of the Ultra SCSI Option Board