Page 2 - Electromagnetic Compatibility Notices
ii Electromagnetic Compatibility Notices This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. This device must accept any interference received, including interference that may cause undesi...
Page 5 - Preface; Audience; This document has the following chapter and appendix:; Appendix A, Glossary of Terms and Abbreviations
Preface v Preface This book is the primary reference and user’s guide for the LSI LogicLSI20860 PCI to Ultra SCSI Host Adapter. It contains a completefunctional description for the LSI20860 and includes complete physicaland electrical specifications for the LSI20860. Audience This document assumes t...
Page 6 - Related Publications; Revision
vi Preface Related Publications LSI53C860 PCI to Ultra SCSI I/O Processor Data Manual,Order Number T09962 PCI Storage Device Management System SDMS 4.0 User’s Guide,Order Number S14007.A Revision Record Revision Date Remarks 1.0 11/99 Final version. 1.1 01/01 All product names changed from SYM to LS...
Page 7 - Contents; Chapter 1
Contents vii Contents Chapter 1 Using the LSI20860 1.1 General Description 1-1 1.1.1 Features 1-1 1.1.2 Physical Environment 1-3 1.2 Installing the LSI20860 1-5 1.3 Connecting SCSI Devices 1-7 1.3.1 Internal SCSI Bus Connections 1-8 1.3.2 External SCSI Bus Connections 1-9 1.3.3 SCSI Bus Termination ...
Page 9 - General Description; Full 32-bit DMA bus master
LSI20860 PCI to Ultra SCSI Host Adapter 1-1 Chapter 1Using theLSI20860 This chapter contains instructions and illustrations to help you install aLSI20860 PCI to Ultra SCSI host adapter board into a PCI computersystem. It includes these topics: • Section 1.1, “General Description,” page 1-1 • Section...
Page 12 - Maximum Power Requirements
1-4 Using the LSI20860 The component height on the top and bottom of the board conforms tothe PCI Specification. 1.1.2.2 Electrical Characteristics The LSI20860 maximum power requirement, including SCSI TERMPWR,under normal operation is: Under abnormal conditions such as a short on SCSI TERMPWR, +5 ...
Page 13 - Switch off and unplug the system.
Installing the LSI20860 1-5 1.1.2.5 Safety Characteristics The bare board meets or exceeds the requirements of UL flammabilityrating 94 V0. The bare board is also marked with the supplier’s name ortrademark, type, and UL flammability rating. Since this board is installedin a PCI bus slot, all voltag...
Page 15 - Inserting the Host Adapter; Connecting SCSI Devices; Internal 50-pin SCSI connector
Connecting SCSI Devices 1-7 Figure 1.2 Inserting the Host Adapter 1.3 Connecting SCSI Devices The main connections to SCSI devices involve two types of connectors: • Internal 50-pin SCSI connector • External 50-pin SCSI connector The next sections provide more detailed information. Bracket Screw
Page 17 - Internal SCSI Devices Chained Together; This connector is bracketed to the back panel of your computer.
Connecting SCSI Devices 1-9 Figure 1.3 Internal SCSI Devices Chained Together 1.3.2 External SCSI Bus Connections This section provides step-by-step instructions about making externalSCSI bus connections. Step 1. To connect external SCSI devices to the LSI20860, plug the50-pin connector on one end o...
Page 18 - Multiple External Devices Chained Together
1-10 Using the LSI20860 Step 2. Plug the 50-pin connector on the other end of the SCSI cableinto the SCSI connector on the peripheral device. Thisconnection is shown in Figure 1.4 . Step 3. To connect more than one device to the LSI20860, use shieldedcables to chain them together as illustrated in F...
Page 19 - SCSI Bus Termination
Connecting SCSI Devices 1-11 are connected serially (chained together) with SCSI cables. The first andlast physical devices connected on the ends of the SCSI bus must havethese terminators enabled. All other SCSI devices on the bus must havetheir terminators removed or disabled. Termination on the L...
Page 20 - During installation, no SCSI devices are found.
1-12 Using the LSI20860 1.3.4 Setting SCSI IDs Each device on the SCSI bus, including the host adapter, must have aunique SCSI ID from 0 through 7. SCSI ID 7 is the preset host adaptersetting, giving it the highest priority on the SCSI bus. Refer to yourperipheral device documentation for instructio...
Page 21 - The device driver does not see one of the SCSI devices.; Check the cable and power connections.
Troubleshooting 1-13 The device driver does not see one of the SCSI devices. 1. Reboot the computer. 2. Make sure the SCSI devices have different ID numbers (the bootdrive should have the lowest ID). 3. Make sure both ends, but only the ends, of the SCSI bus areterminated. 4. Check the cable and pow...
Page 23 - A unit of information consisting of eight bits.
LSI20860 PCI to Ultra SCSI Host Adapter A-1 Appendix AGlossary of Terms andAbbreviations Bus A collection of unbroken signal lines across which information istransmitted from one part of a computer system to another. Connectionsto the bus are made using taps or connectors on the lines. Bus Mastering...
Page 25 - for more detailed information.
Glossary of Terms and Abbreviations A-3 Port Number See Port Address. RAM Random Access Memory. The computer’s primary working memory inwhich program instructions and data are stored and are accessible to theCPU. Information can be written to and read from RAM. The contents ofRAM are lost when the c...
Page 26 - Termination
A-4 Glossary of Terms and Abbreviations Single-EndedSCSI A hardware specification for connecting SCSI devices. It references eachSCSI signal to a common ground. This is the most common method (asopposed to differential SCSI which uses a separate ground for eachsignal). Termination The electrical con...
Page 27 - Customer Feedback; Thank you for your help in improving the quality of our documents.
LSI20860 PCI to Ultra SCSI Host Adapter Customer Feedback We would appreciate your feedback on this document. Please copy thefollowing page, add your comments, and fax it to us at the numbershown. If appropriate, please also fax copies of any marked-up pages from thisdocument. Important: Please incl...
Page 28 - Reader’s Comments; Excellent Good Average
Customer Feedback Reader’s Comments Fax your comments to: LSI Logic CorporationTechnical PublicationsM/S E-198Fax: 408.433.4333 Please tell us how you rate this document: LSI20860 PCI to Ultra SCSI Host Adapter User’s Guide. Place a check mark in the appropriate blankfor each category. What could we...
Page 34 - International Distributors
International Distributors AustraliaNew South WalesReptechnic Pty Ltd 3/36 Bydown StreetNeutral Bay, NSW 2089 ♦ Tel: 612.9953.9844Fax: 612.9953.9683 BelgiumAcal nv/sa Lozenberg 41932 Zaventem Tel: 32.2.7205983Fax: 32.2.7251014 ChinaBeijingLSI Logic InternationalServices Inc. Beijing RepresentativeOf...
