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Jenn-Air 8112P212-60 Oven User Manual
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1. The SCSI interface operates as 16 bit synchronous or asynchronous High Voltage Differential HVD bus and supports SCSI 3 protocols and 16 bit arbitration The signal definitions conform to the SCSI 2 differential standard The interface is made through connectors J2 and J3 Connector J2 is a 68 pin high density right angle receptacle used for internal connections Connector J3 is a 68 pin high density right angle receptacle that protrudes through the back panel bracket SCSI termination is provided through a HVD plug in terminator SCSI termination power is also supplied by the board Table Table 1 4 shows the signal assignments for J2 and J3 SCSI HVD connectors Operational Environment 3 5 Table 3 4 SCSI Connectors J2 and J3 Signal Name Pin Signal Name Pin Signal Name Pin Signal Name TERMPWR TERMPWR RESERVED RESERVED ATN ATN GND GND BSY BSY ACK ACK RST RST MSG MSG SEL SEL C D C D REQ REQ 0 0 GND GND DB 8 DB 8 DB 9 DB 9 DIFFSENS DB 10 DB 10 TERMPWR DB 11 TERMPWR DB 11 3 2 3 The LED Interface The LED interface on the LSI8751D is a four wire arrangement that allows the user to connect an LED harness to the board The GPIOO_FETCH line maximum output low voltage 0 4 V and minimum out
2. 1 2 Features page 1 2 1 1 General Description The LSI8751D provides a SCSI 3 Ultra SCSI interface to PCI computer systems Installing this adapter in your PCI system allows you to connect SCSI devices over a SCSI bus The LSI8751D is a 16 bit High Voltage Differential HVD Ultra SCSI solution for your computer using only one PCI slot This board can support both legacy Fast SCSI devices and the newest Ultra SCSI devices It is also backward compatible with the existing LSI8251D host adapter The Storage Device Management System SDMS software operates the board but the design of the board does not prevent other software from being written and used with it This guide and the PCI Storage Device Management System SDMS 4 0 User s Guide contain product information and installation instructions This information helps you gain the full benefits of the LSI8751D for your computer system LS I8751D PCI to SCSI Host Adapter 1 1 1 2 Features This section provides an overview of the PCI interface the SCSI interface and board characteristics for the LSI8751D BIOS support for this host adapter is incorporated on the board in an 8 x 64 Kbytes Flash BIOS 1 2 1 PCI Interface PCI is a high speed standard local bus for interfacing a number of I O components to the processor and memory subsystems in a high end PC The PCI functionality for the LSI8751D is contained within the LSI53C875J PCI to SCSI I O Processor chip The
3. J4 on the host adapter as shown in Figure 2 8 This allows the front panel LED to indicate activity on the SCSI bus Connector J4 is not keyed The orientation of the LED cable does not matter as long as all four pins are connected Figure 2 8 SCSI LED Connector Some LED cables have only two wires In this case place the connector on one end or the other of J4 If the LED does not light during SCSI bus activity from this host adapter you may have to rotate the LED cable 180 on J4 2 10 Installing the LSI8751D 2 2 3 2 Making External SCSI Bus Connections This section provides step by step instructions for making external SCSI bus connections Step 1 To connect external SCSI devices to the LSI8751D plug the 68 pin connector on one end of a shielded external SCSI cable see Figure 2 3 into the host adapter connector J3 see Figure 2 1 This connector is now bracketed to the back panel of your computer Figure 2 9 shows how this connection is made Figure 2 9 External Cable to Host Adapter Detailed Installation Procedure 2 11 Step 2 Plug the 68 pin connector on the other end of the shielded external SCSI cable into the SCSI connector on the external SCSI device Figure 2 10 shows an example of this connection Figure 2 10 External Cable to External SCSI Device External Connector 2 12 Installing the LSI8751D Step 3 To connect more than one external SCSI device to the host adapter you must chain the
4. LSI53C875J connects directly to the PCI bus and generates timing protocol that complies with the PCI specification The PCI interface on the LSI8751D supports these features e Full 32 bit DMA bus master e Zero wait state bus master data bursts e Universal 5 V or 3 3 V PCI bus voltage e PCI Local Bus Specification Revision 2 1 compliance 1 2 2 SCSI Interface 1 2 The SCSI functionality for the LSI8751D is contained within the LSI53875 controller chip The LSI53C875 connects directly to the SCSI bus and generates timing and protocol in compliance with the SCSI standard The SCSI interface on the LSI8751D operates as a 16 bit synchronous or asynchronous HVD bus and supports Ultra SCSI protocols and 16 bit arbitration The LSI8751D provides HVD SCSI termination as a pluggable terminator This terminator plugs into either the internal or external 68 pin high density connector J2 or J3 The SCSI interface for this board supports these features e 16 bit HVD e External plug in termination supplied with board Describing the LSI8751D e 68 pin high density external dual connector e 68 pin high density internal dual connector e Fast and Ultra SCSI data transfer capability e SCSI termination power TERMPWR source with autoresetting circuit breaker e Flash EEPROM for BIOS storage e Serial NonVolatile Random Access Memory NVRAM for user configuration utility e SCSI activity LED connector 1 2 3 Board Characteristic
5. Maximum dew point temperature 32 C 3 1 4 Electromagnetic Compliance The board minimizes electromagnetic emissions susceptibility to radio frequency energy and the effects of electromagnetic discharge The board meets the requirements of FCC and CISPR Class B limits and is marked with the FCC Class B ID B8J8251AD 3 1 5 Safety Characteristics The bare board meets or exceeds the requirements of UL flammability rating 94 VO The bare board is also marked with the supplier s name or trademark type and UL flammability rating Because this board is installed in a PCI bus slot all voltages are below the SELV 42 4 V limit 3 2 Operational Environment The LSI8751D is designed for PCI computer systems with a standard bracket The SDMS software operates the board but the design of the board does not prevent the use of other software 3 2 1 The PCI Interface The PCI interface operates as a 32 bit DMA bus master The connection is made through the edge connector J1 which provides connections on both the top and bottom of the board The signal definitions and pin numbers conform to the PCI Local Bus Specification Revision 2 1 standard The signal assignments are shown in Table 1 2 and Table 1 3 Operational Environment 3 3 Note The 3 3 V pins are tied together and decoupled with high frequency bypass capacitors to ground No current from these 3 3 V pins is used on the board The PCI portion of the LSI53C875J chip is powered from
6. both J2 and J3 connectors Termination on the LSI8751D for these three different bus configurations is discussed in the following sections Installing the LSI8751D 2 2 4 1 Internal SCSI Connections If you make only internal SCSI device connections to the host adapter you must terminate the last internal device on the SCSI bus You must disable the termination on all other devices Termination on the host adapter is required in this case Insert the plug in HVD terminator into the external connector J3 on the host adapter Figure 2 12 shows an example of how termination is determined for this SCSI bus configuration Figure 2 12 Internal SCSI Device Termination Last Device on Chain Termination Enabled Does Not End Chain Termination Disabled Last Device on Chain Host Adapter Plug in HVD Terminator Required on External Connector J3 Detailed Installation Procedure 2 15 2 2 4 2 External SCSI Connections 2 16 If you make only external SCSI device connections to the host adapter you must terminate the last external device on the SCSI bus You must disable the termination on all other devices Termination on the host adapter is required in this case Insert the plug in HVD terminator into the internal connector J2 on the host adapter Figure 2 13 shows you how to enable or disable termination for this SCSI bus configuration Figure 2 13 External SCSI Device Termination Last Device
7. phone number fax number and company address so that we may contact you directly for Clarification or additional information Thank you for your help in improving the quality of our documents LS I8751D PCI to SCSI Host Adapter Reader s Comments Fax your comments to LSI Logic Corporation Technical Publications M S E 198 Fax 408 433 4333 Please tell us how you rate this document LS 8751D PCI to SCSI Host Adapter Place a check mark in the appropriate blank for each category Excellent Good Average Fair Poor Completeness of information Clarity of information Ease of finding information Technical content Usefulness of examples and illustrations Overall manual What could we do to improve this document If you found errors in this document please specify the error and page number If appropriate please fax a marked up copy of the page s Please complete the information below so that we may contact you directly for clarification or additional information Name Date Telephone Fax Title Department Mail Stop Company Name Street City State Zip Customer Feedback You can find a current list of our U S distributors international distributors and sales offices and design resource centers on our web site at http www I silogic com contacts na_salesoffices html Headquarters Sales Offices LSI Logic Corporation North American Head
8. 00000 0000000000000000 Step 2 Switch off and unplug power cords for all components in your system Step 3 Remove the cabinet cover on your computer to access the PCI slots Caution Ground yourself by touching a metal surface before removing the cabinet cover Static charges on your body can damage electronic components Handle plug in boards Detailed Installation Procedure 2 3 2 4 by the edge do not touch board components or gold connector contacts The use of a static ground strap is recommended Step 4 Locate the slots for PCI plug in board installation Refer to the user s manual for your computer to confirm the location of the PCI slots The LSI8751D requires a PCI slot which allows bus master operation Step 5 Remove the blank panel on the back of the computer aligned with the PCI slot you intend to use Save the bracket screw Step 6 Carefully insert the edge connector J1 see Figure 2 1 of the host adapter into the PCI slot Make sure the edge connector is properly engaged before pressing the board into place as shown in Figure 2 2 You may notice that the components on a PCI host adapter face the opposite way from those on other non PCl adapter boards you have in your system This is correct and the board is keyed to go in only one way Figure 2 2 Inserting the Host Adapter lt Bracket Screw Installing the LSI8751D Step 7 The bracket around the connectors J3 see Figure 2 1 sh
9. Internal SCSI Bus Connections This section provides step by step instructions for making internal SCSI bus connections Step 1 To connect an internal SCSI device plug the 68 pin connector on one end of the internal SCSI ribbon cable into the connector J2 Make certain to match pin 1 on both connectors Figure 2 4 shows an example of this connection Figure 2 4 Internal SCSI Ribbon Cable to Host Adapter Connection 2000000000000 000000000000 2000000000000 0000000000000000 Detailed Installation Procedure 2 7 2 8 Step 2 Plug the 68 pin connector on the other end of the internal SCSI ribbon cable into the SCSI connector on your internal SCSI device See Figure 2 5 Make sure to match pin 1 on all connections Figure 2 5 Internal SCSI Ribbon Cable to Internal SCSI Device Connection Step 3 Connect additional internal SCSI devices by using an internal SCSI ribbon cable with the required number of 68 pin connectors attached along its length as shown in Figure 2 6 Figure 2 6 Connecting Additional Internal SCSI Devices Installing the LSI8751D Figure 2 7 shows an example of this type of chained connection Make sure to match pin 1 on all connections Figure 2 7 Multiple Internal SCSI Devices Chained Together Detailed Installation Procedure 2 9 Step 4 Most PC cabinets are designed with a front panel LED which may already be connected to an existing IDE drive Connect this LED cable to connector
10. LED Interface Contents 1 1 14 12 1 3 1 3 2l 2 2 2 2 2 3 2 5 2 14 2 19 2 21 3 1 3 1 3 2 3 3 3 3 3 3 3 3 3 5 3 6 Appendix A Glossary of Terms and Abbreviations Customer Feedback ii Contents Figures 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 10 211 2 12 2 13 2 14 3 1 Hardware Connections for the LSI8751D Inserting the Host Adapter SCSI Cables Internal SCSI Ribbon Cable to Host Adapter Connection Internal SCSI Ribbon Cable to Internal SCSI Device Connection Connecting Additional Internal SCSI Devices Multiple Internal SCSI Devices Chained Together SCSI LED Connector External Cable to Host Adapter External Cable to External SCSI Device Multiple External SCSI Devices Chained Together Internal SCSI Device Termination External SCSI Device Termination Internal and External SCSI Device Termination LSI8751D Mechanical Drawing 2 3 2 4 2 6 2 7 2 8 2 8 29 2 10 2 11 2 12 2 13 2 15 2 16 2 18 iii Tables 2 1 22 Di 3 2 3 3 3 4 3 5 SCSI Bus Widths and Speeds SCSI ID Record Maximum Power Requirements PCI Connector JI Top PCI Connector JI Bottom SCSI Connectors J2 and J3 LED Connector J4 25 2 20 3 2 3 4 3 5 3 6 3 6 vi Chapter 1 Describing the LSI8751D This chapter describes how the LSI8751D PCI to SCSI Host Adapter interfaces to PCI computer systems and includes these topics e Section 1 1 General Description page 1 1 e Section
11. SI data transfers It allows a transfer rate of up to 20 Mbytes s over a 8 bit SCSI bus and up to 40 Mbytes s over a 16 bit SCSI bus STA SCSI Trade Association supports using the term Ultra SCSI over the older term Fast 20 A standard for SCSI data transfers It allows a transfer rate of up to 40 Mbytes s over an 8 bit SCSI bus and up to 80 Mbytes s over a Glossary of Terms and Abbreviations VCCI VDE Virtual Memory Wide SCSI Wide Ultra SCSI Wide Ultra2 SCSI Word 16 bit SCSI bus STA SCSI Trade Association supports using the term Ultra2 SCSI over the term Fast 40 Voluntary Control Council for Interference Verband Deucher Elektroniker Association of German Electrical Engineers Space on a hard disk that can be used as if it were RAM A SCSI 2 feature allowing 16 bit or 32 bit transfers on the SCSI bus This dramatically increases the transfer rate over the standard 8 bit SCSI bus The STA term for a SCSI bus width of 16 bits with the SCSI bus speed maximum data rate of 40 Mbytes s The STA term for a SCSI bus width of 16 bits with the SCSI bus speed maximum data rate of 80 Mbytes s A 2 byte or 16 bit unit of information Glossary of Terms and Abbreviations A 7 A 8 Glossary of Terms and Abbreviations Index board characteristics 1 3 Cc chained connection 2 9 2 13 completing the LSI8751D installation 2 21 connecting the SCSI peripherals 2 5 D detailed inst
12. USER S GUIDE LSI8751D PCI to SCSI Host Adapter Version 3 0 August 2001 LSIPRele ei Fe CE 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 undesired operation This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced r
13. adio TV technician for help Shielded cables for SCSI connection external to the cabinet are used in the compliance testing of this Product LSI Logic is not responsible for any radio or television interference caused by unauthorized modification of this equipment or the substitution or attachment of connecting cables and equipment other than those specified by LSI Logic The correction of interferences caused by such unauthorized modification substitution or attachment will be the responsibility of the user The LSI Logic LSI8751D is tested to comply with FCC standards for home or office use This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe B respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada CORB FURRE SEKRE AEM BMS VCCI OLE EOS TDA BIRR CT COREG RERECHATS Te SAMCUTIETM COREBNIVAPTLEY a VRR T ASSOC FERREE TTILE RT WR aS chlo TELORVRNV LTF N This is a Class B product based on the standard of the Voluntary Control Council for Interference from Information Technology Equipment VCCI If this is used near a radio or television receiver in a domestic environment it may cause radio interference Install and use the equipment according to the instruction manual LSI Logic Corporation North American Headquarters Milpitas CA 408 433 8000 This document contains proprietary information of LSI L
14. al to a common ground Two types of differential signals in the industry are High Voltage Differential HVD and Low Voltage Differential LVD A double word is a group of four consecutive bytes or characters that are stored addressed transmitted and operated on as a unit The lower two address bits of the least significant byte must equal zero in order to be Dword aligned Electronically Erasable Programmable Read Only Memory A memory chip typically used to store configuration information See NVRAM Extended Industry Standard Architecture An extension of the 16 bit ISA bus standard It allows devices to perform 32 bit data transfers A SCSI device installed outside the computer cabinet These devices are connected in a continuous chain using specific types of shielded cables The SCSI Trade Association STA supports the use of Ultra SCSI over the term Fast 20 Please see Ultra SCSI The SCSI trade association STA supports the use of Ultra2 SCSI over the term Fast 40 Please see Ultra2 SCSI Glossary of Terms and Abbreviations Fast SCSI FCC File Firmware Hard Disk Host Host Adapter Internal SCSI Device IRQ ISA Kbyte Local Bus Logical Unit LUN A standard for SCSI data transfers It allows a transfer rate of up to 10 Mbytes s over an 8 bit SCSI bus and up to 20 Mbytes s over a 16 bit SCSI bus Federal Communications Commission A named collection of information
15. allation procedure 2 2 to 2 12 duplication of SCSI IDs 2 19 E edge connector 2 4 electrical characteristics 3 2 electromagnetic compliance 3 3 external SCSI bus connections 2 11 F features 1 2 front panel LED 2 10 inserting the host adapter 2 3 installation procedure 2 2 installation procedure check list 2 21 internal SCSI bus connections 2 7 L LED connector J4 3 6 LED interface 3 6 LSI8751D host adapter board characteristics 1 3 features 1 2 installing 2 2 to 2 21 termination 1 2 Ultra SCSI 1 3 0 operational environment 3 3 P PCI connector J1 bottom 3 5 PCI connector J1 top 3 4 PCI interface 1 2 3 3 peripheral device SCSI IDs 2 19 Q quick installation procedure 2 1 to 2 2 R ribbon cable 2 5 S safety characteristics 3 3 SCSI bus connections 2 5 SCSI bus termination 2 14 SCSI connector J3 3 5 SCSI ID record table 2 20 SCSI IDs 2 19 SCSI interface 1 2 3 5 SCSI peripherals 2 5 setting SCSI IDs 2 19 storage device management system SDMS 1 1 T termination SCSI bus 2 14 to 2 18 thermal atmospheric characteristics 3 3 U Ultra SCSI 1 3 LSI8751D PCI to SCSI Host Adapter IX 1 IX 2 Customer Feedback We would appreciate your feedback on this document Please copy the following page add your comments and fax it to us at the number shown If appropriate please also fax copies of any marked up pages from this document Important Please include your name
16. ary of Terms and Abbreviations A 3 LVD SCSI Mainboard Main Memory Mbyte Motherboard Multitasking Multithreading NVRAM Operating System Parity Checking Passive Termination PCI A 4 Low Voltage Differential LVD is a robust design methodology that improves power consumption data integrity cable lengths and support for multiple devices while providinga migration path for increased I O performance A large circuit board that holds RAM ROM the microprocessor custom integrated circuits and other components that make a computer work It also has expansion slots for host adapters and other expansion boards The part of a computer s memory which is directly accessible by the CPU usually synonymous with RAM Megabyte A measure of computer storage equal to 1024 kilobytes See Mainboard In some countries the term Motherboard is not appropriate The executing of more than one command at the same time This allows programs to operate in parallel The simultaneous accessing of data by more than one SCSI device This increases the data throughput NonVolatile Random Access Memory Actually an EEPROM Electronically Erasable Read Only Memory chip used to store configuration information See EEPROM A program that organizes the internal activities of the computer and its peripheral devices An operating system performs basic tasks such as moving data to and from devices and managing information in m
17. ce Management System SDMS 4 0 User s Guide explains how to set your host adapter ID using the SCSI BIOS Configuration Utility The peripheral device SCSI IDs are usually set with jumpers or with a switch on the peripheral Refer to the peripheral manufacturer s instructions and to the user s manual for your computer to determine the ID of each device and how to change it No duplication of SCSI IDs is allowed on a SCSI bus Follow these steps for setting SCSI IDs Step 1 Determine the SCSI ID of each device on the SCSI bus Note any duplications Step 2 Make any necessary changes to the SCSI IDs and record the IDs for future reference Correct any duplications at this time Table 2 2 is provided as a place to keep this record Detailed Installation Procedure 2 19 Table 2 2 SCSI ID Record SCSI ID SCSI Device LSI8751D default 2 20 Installing the LSI8751D 2 3 Completing the Installation Before replacing the cover on your computer review this installation procedure check list This can save you effort later Verify Installation Procedures Done Host adapter connection in PCI bus slot secure Internal SCSI bus connections secure pin 1 continuity External SCSI bus connections secure Proper SCSI bus termination established Unique SCSI IDs set and recorded for each device Step 1 Replace the cabinet cover on your computer Step 2 Plug in all p
18. e visit us at http www I silogic com For a current list of our distributors sales offices and design resource centers view our web page located at http www lsilogic com contacts na_salesoffices html iii Preface This book is the primary reference and user s guide for the LSI Logic LSI8751D PCI to SCSI Host Adapter It describes how to install and configure the LSI8751D in a PCI computer system Basic information on setting up the SCSI bus is also provided LSI Logic Technical Support The entire LSI Logic host adapter solution is designed for ease of use However if you require additional assistance please contact the LSI Logic Technical Support Hot Line at 719 533 7230 The hours of operation are from 7 30 a m to 4 30 p m MST Monday through Friday Before calling please have the following information e Which LSI Logic host adapter are you installing e What system are you installing into e What SCSI devices are you connecting to the bus e How is your system configured It is also helpful if you are at your system when you call Organization This document has the following chapters and appendixes e Chapter 1 Describing the LSI8751D defines the interfaces and characteristics of the LSI8751D e Chapter 2 Installing the LSI8751D provides both quick and detailed installation instructions Preface v e Chapter 3 Technical Specifications describes the physical and operational environments of th
19. e LSI8751D e Appendix A Glossary of Terms and Abbreviations provides definitions of various terminology that is referenced throughout this user s guide Related Publications PCI Storage Device Management System SDMS 4 0 User s Guide Order Number S14007 A Revision Record Revision Remarks Final version Document converted to LSI format All product names changed from SYM to LSI Updated Table 3 4 SCSI Connector J2 and J3 Removed the chapter about the SCSI BIOS Configuration Utility Moved Appendix A to Chapter 3 Other minor updates made to installation instructions in Chapter 2 vi Preface Chapier 1 Chapter 2 Chapter 3 Contents Describing the LSI8751D 1 1 1 2 General Description Features 1 2 1 PCI Interface 1 2 2 SCSI Interface 1 2 3 Board Characteristics 1 2 4 Ultra SCSI Installing the LSI8751D aol 2 2 2 3 Quick Installation Procedure Detailed Installation Procedure 2 2 1 Before You Start 2 2 2 Inserting the Host Adapter 220 Connecting the SCSI Peripherals 2 2 4 SCSI Bus Termination 2 2 5 Setting SCSI IDs Completing the Installation Technical Specifications 3 1 3 2 Physical Environment Sel Physical Characteristics 3 1 2 Electrical Characteristics 3 1 3 Thermal Atmospheric Characteristics 3 1 4 Electromagnetic Compliance 3 1 5 Safety Characteristics Operational Environment 3 2 1 The PCI Interface 32 2 The SCSI Interface 3 2 3 The
20. emory It also provides the user interface A way to verify the accuracy of data transmitted over the SCSI bus The parity bit in the transfer is used to make the sum of all the 1 bits either odd or even for odd or even parity If the sum is not correct the information may be retransmitted or an error message may appear The electrical connection required at each end of the SCSI bus composed of a set of resistors It improves the integrity of bus signals Peripheral Component Interconnect A local bus specification that allows connection of peripherals directly to computer memory It bypasses the slower ISA and EISA buses Glossary of Terms and Abbreviations Peripheral Devices Pin 1 Orientation PIO Port Address Port Number Queue Tags RAM RISC Core ROM SCAM SCSI SCSI 2 SCSI 3 A piece of hardware such as a video monitor disk drive printer or CD ROM used with a computer and under the computer s control SCSI peripherals are controlled through a SCSI host adapter The alignment of pin 1 on a SCSI cable connector and the pin 1 position on the SCSI connector into which it is inserted External SCSI cables are always keyed to insure proper alignment but internal SCSI ribbon cables sometimes are not keyed Programmed Input Output A way the CPU can transfer data to and from memory using the computer s I O ports PIO is usually faster than DMA but requires CPU time Also Port Number The addr
21. ess through which commands are sent to a host adapter board This address is assigned by the PCI bus See Port Address A way to keep track of multiple commands that allow for increased throughput on the SCSI bus Random Access Memory The computer s primary working memory in which program instructions and data are stored and are accessible to the CPU Information can be written to and read from RAM The contents of RAM are lost when the computer is turned off LSI Logic SCSI chips contain a RISC Reduced Instruction Set Computer processor programmed through microcode scripts Read Only Memory Memory from which information can be read but not changed The contents of ROM are not erased when the computer is turned off SCSI Configured AutoMatically A method to automatically allocate SCSI IDs using software when SCAM compliant SCSI devices are attached Small Computer System Interface A specification for a high performance peripheral bus and command set The original standard is referred to as SCSI 1 The current SCSI specification which adds features to the original SCSI 1 standard The SCSI specification which adds features to the SCSI 2 standard Glossary of Terms and Abbreviations A 5 SCSI Bus SCSI Device SCSI ID SDMS Single Ended SCSI STA Synchronous Data Transfer System BIOS Ultra SCSI Ultra2 SCSI A 6 A host adapter and one or more SCSI peripherals connected by cables in a linear cha
22. in configuration The host adapter may exist anywhere on the chain allowing connection of both internal and external SCSI devices A system may have more than one SCSI bus by using multiple host adapters Any device that conforms to the SCSI standard and is attached to the SCSI bus by a SCSI cable This includes SCSI host adapters and SCSI peripherals A way to uniquely identify each SCSI device on the SCSI bus Each SCSI bus has eight available SCSI IDs numbered 0 through 7 or 0 through 15 for Wide SCSI The host adapter usually gets the highest ID 7 or 15 giving it priority to control the bus Storage Device Management System An LSI Logic software product that manages SCSI system I O A hardware specification for connecting SCSI devices It references each SCSI signal to a common ground This is the most common method as opposed to differential SCSI which uses a separate ground for each signal SCSI Trade Association A group of companies that cooperate to promote SCSI parallel interface technology as a viable mainstream I O interconnect for commercial computing One of the ways data is transferred over the SCSI bus Transfers are clocked with fixed frequency pulses This is faster than asynchronous data transfer Synchronous data transfers are negotiated between the SCSI host adapter and each SCSI device Controls the low level POST Power On Self Test and basic operation of the CPU and computer system A standard for SC
23. ket is a standard type with a cutout to accommodate connector J3 The J4 connector is for the Busy LED connection using a 4 pin one row right angle header The component height on the top and bottom of the board follows the PCI specification LS I8751D PCI to SCSI Host Adapter 3 1 Figure 3 1 LSI8751D Mechanical Drawing ae 127 00 REF 5 00 REF _ gt 000000000000 e000000000000 000000000000 e000000000000 LSI53C875J 82 55 REF 3 25 REF All dimensions are given in millimeters and inches 3 1 2 Electrical Characteristics The LSI8751D maximum power requirements including SCSI TERMPWR under normal operation are shown in Table 1 1 Table 3 1 Maximum Power Requirements 5 V DC Over the operating range 5 C to 55 C 3 3 V DC 130 mA Over the operating range 5 C to 55 C when operating in a 3 3 V PCI slot Under abnormal conditions such as a short on SCSI TERMPWR 5 V current may be higher At temperatures of at least 25 C a current of 4 A is sustained no longer than 30 seconds before the self resetting TERMPWR short circuit protection device opens 3 2 Technical Specifications The PCI PRSNT1 and PRSNT2 pins are set to indicate a 7 5 W maximum configuration 3 1 3 Thermal Atmospheric Characteristics The board operates in an environment defined by the following parameters e Temperature range 5 to 55 C dry bulb e Relative humidity range 5 to 90 noncondensing e
24. l supplied with your computer and perform the following steps Step 1 Ground yourself before handling this host adapter board then remove the cabinet cover on your computer to access the PCI slots Note The use of a static ground strap is recommended Step 2 Remove the LSI8751D from the packing and check that it is not damaged Step 3 Turn off and unplug your system Step 4 Open your PC cabinet Step 5 Locate the slots for installing a PCI plug in board Step 6 Insert the LSI8751D board into the selected PCI slot LS I8751D PCI to SCSI Host Adapter 2 1 2 2 Detailed Step 7 Connect the internal and external SCSI peripherals Optional Connect the LED cable on your SCSI host adapter Step 8 Terminate the SCSI bus The SCSI bus requires proper termination and no duplicate SCSI IDs Step 9 Set the peripheral SCSI IDs Step 10 Make any configuration changes Step 11 Replace your PC cabinet cover Step 12 Plug in your computer and peripherals Step 13 Turn on the peripherals and then your computer The host adapter installation is complete Refer to the PCI Storage Device Management System SDMS 4 0 User s Guide or the guide for the software you will use to load the driver software for your particular operating system Additionally this guide contains documentation about the SCSI BIOS Configuration Utility which provides a means to change system configuration Installation Procedure This section provides ste
25. m together with shielded external SCSI cables Figure 2 11 shows an example of these chained connections Figure 2 11 Multiple External SCSI Devices Chained Together Termination Enabled a _ Termination Disabled Detailed Installation Procedure 2 13 2 2 4 SCSI Bus Termination 2 14 The devices making up the SCSI bus are connected serially chained together with SCSI cables The first and last physical SCSI devices connected on the ends of the SCSI bus must have a set of resistors called terminators All other SCSI devices on the bus must have their terminators removed or disabled Remember that the LSI8751D is also on the SCSI bus if you position the host adapter at the end of the SCSI bus you must place the supplied HVD terminator on the unused connector J2 or J3 The peripheral device terminators are usually set with jumpers resistor modules or a switch on the peripheral Refer to the peripheral manufacturer s instructions and to the users manual for your computer for information on how to identify the terminator setting of each device and how to change it The LSI8751D automatically covers SCSI bus termination for three different bus configurations depending on the use of the connectors J2 and J3 on the LSI8751D see Figure 2 1 The three bus configurations are e only for internal SCSI connections to connector J2 e only for external SCSI connections to connector J3 e for SCSI connections to
26. ogic Corporation The information contained herein is not to be used by or disclosed to third parties without the express written permission of an officer of LSI Logic Corporation LSI Logic products are not intended for use in life support appliances devices or systems Use of any LSI Logic product in such applications without written consent of the appropriate LSI Logic officer is prohibited Document DB15 000102 03 Fourth Edition August 2001 This document describes LSI Logic Corporation s LSI8751D PCI to SCSI Host Adapter and will remain the official reference source for all revisions releases of this product until rescinded by an update LSI Logic Corporation reserves the right to make changes to any products herein at any time without notice LSI Logic does not assume any responsibility or liability arising out of the application or use of any product described herein except as expressly agreed to in writing by LSI Logic nor does the purchase or use of a product from LSI Logic convey a license under any patent rights copyrights trademark rights or any other of the intellectual property rights of LSI Logic or third parties Copyright 2001 by LSI Logic Corporation All rights reserved TRADEMARK ACKNOWLEDGMENT The LSI Logic logo design and SDMS are trademarks or registered trademarks of LSI Logic Corporation All other brand and product names may be trademarks of their respective companies MH To receive product literatur
27. on Chain Termination Enabled Does Not End Chain Termination Disabled Last Device on Chain Host Adapter Plug in HVD Terminator Required on Internal Connector J2 Installing the LSI8751D 2 2 4 3 Internal and External SCSI Connections If you make internal and external SCSI device connections to the host adapter you must terminate the last internal device and external device on the SCSI bus You must disable the termination on all other devices Termination on the host adapter is not required in this case Save the plug in HVD terminator so you can change the SCSI bus configuration in the future Figure 2 14 shows you how to enable or disable termination for this SCSI bus configuration Detailed Installation Procedure 2 17 Figure 2 14 Internal and External SCSI Device Termination Last Device on Chain Termination Enabled Host Adapter Termination Does Not Not Required End Chain Termination Disabled Last Device on Chain Termination Enabled 2 18 Installing the LSI8751D 2 2 5 Setting SCSI IDs Each SCSI device and the host adapter must have a separate SCSI ID 0 through 15 SCSI ID 7 is the preset host adapter setting giving it the highest priority on the SCSI bus If you plan to boot your computer from a SCSI hard disk drive on the SCSI bus that drive should have SCSI ID 0 or the lowest SCSI ID on the bus The PCI Storage Devi
28. ontrols the transfer of data directly to and from system memory without interrupting the computer s microprocessor This is the fastest way for multitasking operating systems to transfer data A unit of information consisting of eight bits A special international committee on radio interference Committee International and Special for Protection in Radio LS I8751D PCI to SCSI Host Adapter A 1 Configuration CPU DMA DMA Bus Master Device Driver Differential SCSI Dword EEPROM EISA External SCSI Device Fast 20 Fast 40 A 2 Refers to the way a computer is set up the combined hardware components computer monitor keyboard and peripheral devices that make up a computer system or the software settings that allow the hardware components to communicate with each other Central Processing Unit The brain of the computer that performs the actual computations The term Microprocessor Unit MPU is also used Direct Memory Access A feature that allows a peripheral to control the flow of data to and from system memory by blocks as opposed to PIO Programmed I O where the processor is in control and the flow is by byte A program that allows a microprocessor through the operating system to direct the operation of a peripheral device A hardware configuration for connecting SCSI devices It uses a pair of lines for each signal transfer as opposed to single ended SCSI which references each SCSI sign
29. ould fit in the slot where you removed the blank panel Secure the bracket with the bracket screw see Figure 2 2 before making the internal and external SCSI bus connections 2 2 3 Connecting the SCSI Peripherals SCSI bus connections to the LSI8751D inside your computer are made with an unshielded 68 conductor ribbon cable see Figure 2 3 One side of this cable is marked with a color to indicate the pin 1 side Sometimes the connectors on this cable are keyed to ensure proper pin 1 connection All external SCSI bus connections to the LSI8751D are made with shielded 68 conductor cables see Figure 2 3 The connectors on this cable are always keyed to ensure proper pin 1 connection Table 2 1 lists the SCSI bus widths and speeds as established by the SCSI Trade Association STA Table 2 1 SCSI Bus Widths and Speeds SCSI Bus Speed SCSI Bus Maximum Data Rate STA Terms Width Bits Mbytes s SCSI 1 8 5 Fast SCSI 8 10 Fast Wide SCSI 16 20 Ultra SCSI 8 20 Wide Ultra SCSI 16 40 Ultra2 SCSI 8 40 Wide Ultra2 SCSI 16 80 Important Use only cables designed and specified for operation with Ultra SCSI devices to make connections to the LSI8751D See Figure 2 3 for an example of the required cables Detailed Installation Procedure 2 5 2 6 Figure 2 3 SCSI Cables SCSI Cable for Internal Connections SCSI Cable for External Connections Installing the LSI8751D 2 2 3 1 Making
30. ower cords and switch on power to all devices and your computer Step 3 Wait for your computer to boot up Step 4 Refer to the PCI Storage Device Management System SDMS 4 0 User s Guide or the guide for the software you plan to use to load the driver software for your particular operating system To change the configuration of your host adapter if needed refer to this same guide Completing the Installation 2 21 2 22 Installing the LSI8751D Chapter 3 Technical Specifications This section discusses the physical environment associated with the LSI8751D The LSI8751D mechanical drawing is shown in Figure 1 1 This section also includes these topics e Section 1 1 Physical Environment page 1 1 e Section 1 2 Operational Environment page 1 3 3 1 Physical Environment This section discusses the physical electrical thermal and safety characteristics of the LSI8751D This board complies with electromagnetic standards set by the FCC 3 1 1 Physical Characteristics The dimensions of the LSI8751D are 5 00 x 3 25 inches 127 x 82 552 mm PCI connection is made through the edge connector J1 Internal SCSI connection is made through the 68 pin high density connector J2 External SCSI connection is made through the 68 pin high density connector J3 The J3 connector extends through the standard bracket which is attached to the face of the connector outside of the cabinet where the LSI8751D is installed The brac
31. p by step instructions for installing the LSI8751D and connecting it to your SCSI peripherals If you are experienced in these tasks you may prefer to use the instructions in the preceding Section 2 1 Quick Installation Procedure 2 2 1 Before You Start 2 2 Before starting read through the steps defined within the detailed installation procedure If you are not confident that you can perform the tasks as described in this section LSI Logic suggests getting assistance The SCSI host adapter acts on your computer s behalf as the host to your suite of SCSI peripherals Each chain of SCSI peripheral devices and their host adapter work together and are referred to as a SCSI bus Each channel on your SCSI host adapter can act as host for up to 15 peripheral devices not including the adapter itself Installing the LSI8751D 2 2 2 Inserting the Host Adapter For safe and proper installation check the user s manual supplied with your computer and perform the following steps Step 1 Ground yourself before handling this host adapter board Remove the LSI8751D from the packing and check that it is not damaged Figure 2 1 shows an example of this board Figure 2 1 Hardware Connections for the LSI8751D Plug in HVD Terminator Fits J2 or J3 LED Connector 68 Pin High Density SCSI Interface 68 Pin External SCSI Interface J3 mi J1 to PCI Bus Connector on Mainboard HEE EE IEICE aoa00000
32. put low current 16 mA is pulled low to complete the circuit when a harness with an LED is attached The connector on the LSI8751D is J4 Table 3 5 LED Connector J4 Signal Name 3 6 Technical Specifications Active Termination Address Asynchronous Data Transfer BIOS Bit Bus Bus Mastering Byte CISPR Appendix A Glossary of Terms and Abbreviations The electrical connection required at each end of the SCSI bus composed of active voltage regulation and a set of termination resistors Ultra and Ultra2 SCSI require active termination A specific location in memory designated either numerically or by a symbolic name One of the ways data is transferred over the SCSI bus It is slower than synchronous data transfer Basic Input Output System Software that provides basic read write capability Usually kept as firmware ROM based The system BIOS on the mainboard of a computer is used to boot and control the system The SCSI BIOS on your host adapter acts as an extension of the system BIOS A binary digit The smallest unit of information a computer uses The value of a bit O or 1 represents a two way choice such as on or off true or false and so on A collection of unbroken signal lines across which information is transmitted from one part of a computer system to another Connections to the bus are made by way of taps on the lines A high performance way to transfer data The host adapter c
33. quarters Milpitas CA Tel 408 433 8000 Fax 408 433 8989 LSI Logic Europe Ltd European Headquarters Bracknell England Tel 44 1344 426544 Fax 44 1344 481039 LSI Logic K K Headquarters Tokyo Japan Tel 81 3 5463 7821 Fax 81 3 5463 7820
34. s The board characteristics are e PCI host adapter dimensions 5 00 x 3 25 inches 127 X82 552 mm e Universal 32 bit card edge connector 1 2 4 Ultra SCSI The LSI8751D has full support for Ultra SCSI and simultaneously supports Fast SCSI Ultra SCSI is an extension of the SCSI 3 family of standards that expands the bandwidth of the SCSI bus allowing faster synchronous data transfers Special SCSI cables are specified for operation with Ultra SCSI devices and you must consider the total number of devices and the length of your SCSI bus when setting up your system See Section 1 2 3 Connecting the SCSI Peripherals page 1 5 for a more detailed explanation of SCSI bus connections Features 1 3 1 4 Describing the LSI8751D Chapter 2 Installing the LSI8751D This chapter provides instructions on how to install the LSI8751D and includes these topics e Section 2 1 Quick Installation Procedure page 2 1 e Section 2 2 Detailed Installation Procedure page 2 2 e Section 2 3 Completing the Installation page 2 21 2 1 Quick Installation Procedure This section provides quick setup instructions for the experienced computer user with prior host adapter installation and SCSI bus setup experience If you prefer more detailed guidance for installing the LSI8751D please follow the instructions in Section 2 2 Detailed Installation Procedure For safe and proper installation check the user s manua
35. stored on a disk Software that is permanently stored in ROM Therefore it can be accessed during boot time A disk made of metal and permanently sealed into a drive cartridge A hard disk can store very large amounts of information The computer system in which a SCSI host adapter is installed It uses the SCSI host adapter to transfer information to and from devices attached to the SCSI bus A circuit board or integrated circuit that provides a SCSI bus connection to the computer system A SCSI device installed inside the computer cabinet These devices are connected in a continuous chain using an unshielded ribbon cable Interrupt Request Channel A path through which a device can get the immediate attention of the computer s CPU The PCI bus assigns an IRQ path for each SCSI host adapter Industry Standard Architecture A type of computer bus used in most PCs It allows devices to send and receive data up to 16 bits at a time Kilobyte A measure of computer storage equal to 1024 bytes A way to connect peripherals directly to computer memory It bypasses the slower ISA and EISA buses PCI is a local bus standard A subdivision either logical or physical of a SCSI device actually the place for the device on the SCSI bus Most devices have only one logical unit but up to eight are allowed for each of the eight possible devices on a SCSI bus Logical Unit Number An identifier zero to seven for a logical unit Gloss
36. the 3 V 5 V pins Table 3 2 PCI Connector JI Top Signal Name 12 V Pin Signal Name Pin Signal Name Pin Signal Name Pin C_BE2 GND TCK GND KEYWAY GND IRDY KEYWAY TDO 3 3 V ADO8 5 V DEVSEL ADO7 5 V GND 3 3 V INTB LOCK ADO5 INTD PERR ADO3 GND PRSNT1 3 3 V GND RESERVED SERR ADO1 GND PRSNT2 3 3 V 3 V 5 V KEYWAY C_BE1 ACK64 KEYWAY AD14 5 V RESERVED GND 5 V GND AD12 CLK AD10 1 Shaded signals are not connected 3 4 Technical Specifications Table 3 3 PCI Connector JI Bottom Signal Name Pin Signal Name Pin Signal Name Pin Signal Name Pin TRST GNT 3 3 V ADO9 e 12V GND FRAME KEYWAY TMS RESERVED GND KEYWAY TDI AD30 TRDY C_BE0 5 V 3 3 V GND 3 3V INTA AD28 STOP ADO06 INTC AD26 3 3 V AD04 5 V GND SDONE GND Oo OI NI oO a AJ OJN RESERVED AD24 SBO AD02 3 V 5 V Oo IDSEL GND ADOO RESERVED e e 3 3 V PAR 3 V5 V KEYWAY k N AD22 AD15 REQ64 KEYWAY wo AD20 3 3 V 5 V RESERVED a N GND AD13 5 V RST oa AD18 AD11 3 V 5 V AD16 GND 1 Shaded signals are not connected 3 2 2 The SCSI Interface o gt
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