Intel SRCU41L RAID controller
Contents
1. Intel Bi SAID sene 4 Processor 3 80302 RAD BUS XD Bus a 5 S xaxD Bus ROM a XA Bus XA Bus _1or2 MByte Latches XA XD Bus NSVRAM 4 32Kx8 64 Bit 66 MHz Host PCI Bus PCI Edge Connector The Intel Raid Controller SRCU41L supports a low voltage differential LVD or a single ended SE SCSI bus With LVD you can use cables up to 12 meters long Throughput on each SCSI channel can be as high as 320 Mbps PCIis an I O architectures It is designed to increase data transfers without slowing down the central processing unit CPU You can install the Intel SRCU41L Raid Controller storage adapter in PCI computer systems with a standard bracket type With these adapters in your system you can connect SCSI devices over a SCSI bus For Ultra320 SCSI performance you must connect only LVD devices to the bus Do not mix SE with LVD devices or the bus speed will be limited to the slower SE Ultra SCSI SCSI data transfer rates Do not connect a high voltage differential HVD device to the controller Operating System Support The Intel Raid Controller SRCU41L supports major operating systems such as Windows 2000 Server 2003 and XP Red Hat Linux SuSe Linux Novell NetWare SCO OpenServer and UnixWare Other software support ensures data integrity by intelligently tes2. PRSNT1 Over the Adapter Express 12 V V Express 3 3 V PD Operating Power Range 115 mA used 320 1 only if battery is 1 5 A PCI only N A 15W 0 C to 55 C present 3 3 5 Thermal and Atmospheric Characteristics For all Intel Raid Controller SRCU41Ls the thermal and atmospheric characteristics are e relative humidity range 5 to 90 noncondensing e maximum dew point temperature 32 C airflow must be at least 300 Ifm to keep the LSI53C1020 and LSI53C1030 heat sink temperature below 80 C The following parameters define the storage and transit environment for the Intel Raid Controller SRCU41L temperature range 40 C to 105 C dry bulb relative humidity range 596 to 9096 noncondensing Intel Raid Controller SRCU41L User Manual 17 Storage Adapter Characteristics ntel 3 3 6 Safety Characteristics The Intel Raid Controller SRCUA1L meets or exceeds the requirements of UL flammability rating 94 VO Each bare board is also marked with the supplier s name or trademark type and UL flammability rating For the boards installed in a PCI bus slot all voltages are below the SELV 42 4 V limit Intel Raid Controller SRCU41L User Manual intel Glossary of Terms and Abbreviations A Figure 6 Glossary of Terms and Abbreviations Intel Raid Controller SRCU41L User Manual Term Definition Active The electrical connection required at each end of
3. Cache Function Write back Write through Adaptive Read Ahead Non Read Ahead Read Ahead Cache Direct I O Multiple Logical Drives Arrays per Controller Up to 40 logical drives per controller or per logical array Maximum of Intel Raid Controller SRCU41Ls per System a Online Capacity Expansion Yes Dedicated and Pool Hot Spare Yes Hot Swap Devices Supported Yes Non Disk Devices Supported Yes Mixed Capacity Hard Disk Drives Yes Number of 1 16 bit Internal Connectors Number of 1 16 bit External Connectors Cluster Support No Hardware Exclusive OR XOR Assistance Yes Direct I O Yes Architecture Fusion MPT Intel Raid Controller SRCU41L User Manual intel Hardware Installation 2 1 2 2 Intel SRCU41L Raid Controller User Manual This chapter describes the procedures used to install the Intel Raid Controller SRCU4IL It contains the following sections Section 2 1 Requirements on page 5 Section 2 2 Quick Installation on page 5 Section 2 3 Detailed Installation on page 6 Section 2 4 After You Have Installed the Storage Adapter on page 11 Requirements The following items are required to install a Intel Raid Controller SRCU41L An Intel SRCU4IL Raid Controller A host computer with an available 32 bit or 64 bit PCI expansion slot The Resource CD which contains drivers and documentation The necessary internal and or extern
4. Drive roaming also known as configuration on disk is when the hard drives are moved around in a given configuration Configuration information is saved in both nonvolatile random access memory NVRAM on the Intel SRCUA41L Raid Controller and in the hard drives attached to the controller This maintains the integrity of the data on each drive even if the drives have changed their target ID Before performing drive roaming make sure that you have first powered off both your platform and your drive enclosure Drive Migration Drive migration is the transfer of a set of hard drives in an existing configuration from one controller to another This is always done on a blank controller Drives should not be roamed and migrated at the same time Intel Raid Controller SRCU41L User Manual 3 Overview 1 3 1 3 1 Hardware INTel You can install the Intel SRCUA1L Raid Controller in a computer with a mainboard that has 5 V or 3 3 V 32 or 64 bit PCI slots The following subsection describes the hardware configuration feature Intel SRCU41L Raid Controller Features Table 1 Intel Raid Controller SRCU41L Storage Adapter Comparisons Specification RAID Levels Intel SRCU41L Raid Controller 0 1 5 10 50 SCSI Device Types Devices per SCSI Channel Synchronous or Asynchronous Up to 15 Wide SCSI devices SCSI Channels SCSI Data Transfer Rate 1 Up to 320 Mbytes s per channel SCSI Bus LVD or SE
5. 2 Hardware Installation 5 2 1 REQUIFCIMOINS 5 2 2 Quick 5 2 3 Detailed Installation EE 6 2 3 4 Resolving a Configuration Mismatch ssssssssssseseeeeeennenn nennen 11 24 After You Have Installed the Storage 2 11 3 Storage Adapter 004 00000 13 3 1 The Intel Raid Controller SRCU41L Storage Adapter Overview 13 3 1 1 Single Channel Raid Controller sssssssssseseeeeeee nennen 13 3 1 2 Decoding the Audible 15 3 2 Intel Raid Controller SRCU41L Characteristics c csscssessssssessessessessessesssssssesssessessessessessneaees 15 3 3 Technical SpecifiCatiOns cut iion tre 15 SpecifiCallOllg ute 16 3 3 2 Array Performance Features 16 2923 Fault Tolerances 17 3 3 4 Electrical Characteristics 17 3 3 5 Thermal and Atmospheric 17 3 3 6 Safety nennen nter enne 18 A Glossary of Terms and 2 4 2 00 19 Figures 1 Intel R
6. Hardware Installation ntel Select a PCI slot and align the Intel Raid Controller SRCUA1L PCI bus connector to the slot Press down gently but firmly to ensure that the card is properly seated in the slot as shown in Figure 3 Then screw the bracket into the computer chassis Figure 3 Inserting the Intel SRCU41L Raid Controller in a PCI Slot Bracket Screw 7 Press Here Press Here Edge of Motherboard f Le Slots 5 V 6 Set the Target IDs Set target identifiers TIDs on the SCSI devices Each device in a channel must have a unique TID Provide unique TIDs for non disk devices CD ROM or tapes regardless of the channel where they are connected The Intel Raid Controller SRCU41L automatically occupies TID 7 which is the highest priority The arbitration priority for a SCSI device depends on its TID Table 2 Target IDs Priority Highest Lowest TID 7 6 5 T 2 1 0 15 14 e 9 8 8 Intel SRCU41L Raid Controller User Manual n ntel Hardware Installation 7 Connect SCSI Devices to the Storage Adapter Use SCSI cables to connect SCSI devices to the Intel Raid Controller SRCUA41L To connect the SCSI devices a Disable termination on any SCSI device that does not sit at the end of the SCSI bus b Configure all SCSI devices to supply TERMPWR c Connect cables to the SCSI devices See the following table for maximum cable
7. Intel Intel Raid Controller SRCU41L User Manual November 2004 Order Number C89410 002 INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS NO LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT EXCEPT AS PROVIDED IN INTEL S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS INTEL ASSUMES NO LIABILITY WHATSOEVER AND INTEL DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY RELATING TO SALE AND OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE MERCHANTABILITY OR INFRINGEMENT OF ANY PATENT COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT Intel products are not intended for use in medical life saving life sustaining applications Intel may make changes to specifications and product descriptions at any time without notice Designers must not rely on the absence or characteristics of any features or instructions marked reserved or undefined Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them The Intel Raid Controller SRCU41L may contain design defects or errors known as errata which may cause the product to deviate from published Specifications Current characterized errata are available on request MPEG is an international standard for video compression decompression promoted by ISO Imple
8. Name host adapter A storage adapter host adapter and one or more SCSI peripherals connected by cables in a SCSI Bus linear configuration The adapter may exist anywhere on the bus allowing connection of both internal and external SCSI devices A system may have more than one SCSI bus by using a multi channel adapter or by using multiple adapters 19 Glossary of Terms and Abbreviations n 20 Figure 6 Glossary of Terms and Abbreviations Term Definition SCSI Device Any device that conforms to the SCSI standard and is attached to the SCSI bus by a SCSI cable This includes SCSI storage adapters host adapters and SCSI peripherals A way to uniquely identify each SCSI device on the SCSI bus Each SCSI bus has eight SCSI ID available SCSI IDs numbered 0 through 7 or 0 through 15 for Wide SCSI The storage adapter host adapter usually gets the highest ID 7 or 15 giving it priority to control the bus Single Ended 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 A technology developed and used by Intel to improve data integrity data transfer rates and TolerANT dp S noise immunity through the use of active negation and input signal filtering Ultra SCSI A standard for SCSI data transfers It allows a transfer rate of up to 20 M
9. SI Connector Internal High Density 68 Pin SCSI Connector Single Channel Ultra 320 SCSI Controller 64 MBytes SDRAM J2 J3 J4 J5 J6 58155155 Optional Backup Battery Unit Connector ntel 80302 100 MHz PCI 64 66 MHz Slot Table 3 Intel Raid Controller SRCU41L Headers and Connectors Connector Description Type Comments J1 dt 21 Internal high density SCSI bus connector Connector for an LED mounted on the system J2 Dirty Cache LED 2 pin header enclosure The LED is lit when the data in the cache has not yet been written to the storage device Deletes the configuration data in the erasable e Clear EPROM 2 pinbeader programmable read only EPROM memory Onboard BIOS No jumper RAID onboard BIOS enabled default A Enable 2 pin header Jumpered RAID onboard BIOS disabled Connector for enclosure LED to indicate data transfers J5 SCSI Activity LED 2 pin header Connection is optional J6 2 Header SUE IDE Reserved J7 1 External very high density SCSI bus connector J8 BBU Daughter Card 40 pin Connector for optional backup battery unit BBU Connector connector located on a daughter card Termination Power ar Jumpered Onboard termination power enabled default d Enable 2ipiniheader do not change Jumper on pins 1 2 Software uses drive detection to SCSI Bus c
10. Storage Adapter Characteristics 3 This chapter describes the characteristics of the Intel Raid Controller SRCU41L This chapter contains the following sections The Intel Raid Controller SRCU41L Storage Adapter Overview Intel Raid Controller SRCU41L Characteristics Technical Specifications 3 1 The Intel Raid Controller SRCU41L Storage Adapter Overview PCI is a high speed standard local bus for interfacing I O components to the processor and memory subsystems in a high end PC The component height on the top and bottom of the Ultra320 SCSI host adapters follows the PCI Local Bus Specification Revision 2 2 and PCI X Addendum to the PCI Local Bus Specification Revision 1 0a The Intel Raid Controller SRCUA1Ls are used in PCI systems with PCI standard and bracket type Table 5 on page 16 lists the features for the Intel Raid Controller SRCU41L 3 1 1 Single Channel Raid Controller The Intel SRCU41L Raid Controller is a single channel Ultra320 SCSI to PCI storage adapter that supports one Ultra320 SCSI channel The Intel Raid Controller SRCU41L SCSI channel interface is made through connectors J1 and J7 See Figure 5 and Table 3 for information about the important connectors and headers on the Intel SRCU41L Raid Controller Intel Raid Controller SRCU41L User Manual 13 Storage Adapter Characteristics Figure 5 Intel Raid Controller SRCU41L Card Layout External Very High Density 68 Pin SC
11. VRAM External SCSI A SCSI device installed outside the computer cabinet These devices are connected together Device using specific types of shielded cables Host The computer system in which a storage adapter is installed It uses the storage adapter to transfer information to and from devices attached to the SCSI bus Host Adapter mn E Board HAB A circuit board or integrated circuit that provides a device connection to the computer system Internal SCSI SCSI device installed inside the computer cabinet These devices are connected together Device using an unshielded ribbon cable Main Memory The part of a computer s memory which is directly accessible by the CPU usually synonymous with RAM NVRAM Non volatile Random Access Memory Actually an EEPROM Electronically Erasable Read Only Memory chip used to store configuration information See EEPROM Peripheral Component Interconnect A high performance local bus specification that allows PCI and PCI X connection of devices directly to computer memory The PCI Local Bus allows transparent upgrades from 32 bit data path at 33 MHz to 64 bit data path at 33 MHz and from 32 bit data path at 66 MHz to 64 bit data path at 66 MHz 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 Shortened Product
12. aid Controller SRCU41L Block EA 2 2 Install the Battery Backup 7 3 Inserting the Intel SRCU41L Raid Controller in a PCI Slot 8 4 Terminating an Internal SCSI Disk eee 10 5 Intel Raid Controller SRCU41L Card Layout sessetetttt tne 14 6 Glossary of Terms and 2 4 4 0 19 Intel Raid Controller SRCU41L User Manual jii Contents ntel Tables Intel Raid Controller SRCU41L Storage Adapter Comparisons se 4 Ilse A 8 Intel Raid Controller SRCU41L Headers and Connectors 14 Intel Raid Controller SRCU41L Characteristics 15 Intel Raid Controller SRCU41L 16 Array Performance Features 16 Intel Raid Controller SRCU41L Fault Tolerance Features sss 17 Maximum Power Requirements 2 2 17 Revision History Date Revision Description September 2004 001 Initial release Intel Raid Controller SRCU41L User Manual intel Overview 1 1 1 Intel Raid Controller SRCU41L User Manual This section provides a general overview of the Intel Raid Controller SRCUA1L of PCI to SCSI storage adapters with RAID c
13. al SCSI cables Ultra Ultra2 Ultra160 or Ultra320 SCSI hard disk drives although backward compatible SCSI uses the speed of the slowest device on the bus Intel strongly recommends using an uninterruptible power supply UPS Quick Installation The following steps are for quick Intel Raid Controller SRCUA1L installation These steps are for experienced computer users installers Section 2 3 Detailed Installation contains the steps for all others to follow Turn power off to the server and all hard disk drives enclosures and system components and remove the PC power cord 2 Open the cabinet of the host system by following the instructions in the host system technical documentation 3 Determine the SCSI ID and SCSI termination requirements 4 Install the Intel Raid Controller SRCU41L in the server connect SCSI devices to it and set termination correctly on the SCSI channel s Ensure that the SCSI cables you use conform to all SCSI specifications 5 Perform a safety check Ensure that all cables are properly attached Ensure that the Intel Raid Controller SRCUA1L is properly installed Close the cabinet of the host system Hardware Installation ntel 6 Turn power on after completing the safety check 2 3 Detailed Installation This section provides detailed instructions for installing a Intel Raid Controller SRCUA1L 1 Unpack the Storage Adapter Unpack and remove the Inte
14. aracteristics 3 3 1 3 3 2 16 Specifications Table 5 lists the specifications for the Intel SRCUA1L Raid Controller Table 5 Intel Raid Controller SRCU41L Specifications Specification Intel Raid Controller SRCU41L Processor PCI Controller Intel 80302 64 bit RISC processor 66 MHz Operating Voltage 3 3 V 5 V 12 V with battery only Card Size Low Profile Half length PCI Adapter card size 6 875 X 4 2 Array Interface to Host PCI Rev 2 2 PCI Bus Data Transfer Rate Up to 533 Mbytes s at 64 bit 66 MHz SCSI Controller s SCSI Connectors One LSI53C1020 Single SCSI controller One 68 pin internal high density connector for SCSI devices One very high density 68 pin external connector for Ultra320 and Wide SCSI SCSI Bus Termination Active single ended or LVD Termination Disable Automatic through cable and device detection Cache Configuration Integrated 64 Mbytes 66 MHz ECC Double Sided Dual Inline Memory Modules DIMMs No Size of Flash ROM for Firmware 1 Mbyte flash ROM Non volatile Random Access Memory NVRAM 32 Kbyte for storing RAID configuration Array Performance Features Table 6 shows the Intel Raid Controller SRCU41L array performance features Table 6 Array Performance Features Specification Intel Raid Controller SRCU41L PCI Host Data Transfer Rate 533 Mbytes s Drive D
15. ata Transfer Rate 320 Mbytes s Maximum Scatter Gathers 26 elements Maximum Size of I O Requests 6 4 Mbytes in 64 Kbyte stripes Maximum Queue Tags per Drive As many as the drive can accept Stripe Sizes 2 4 8 16 32 64 or 128 Kbyte Maximum Number of Concurrent Commands 255 Support for Multiple Initiators Yes Intel Raid Controller SRCU41L User Manual Storage Adapter Characteristics intel 3 3 3 Fault Tolerance Table 7 shows the Intel Raid Controller SRCUA41L fault tolerance features Table 7 Intel Raid Controller SRCU41L Fault Tolerance Features Specification Intel Raid Controller SRCU41L Support for SMART Yes 3 6 V 600mAH battery pack Up to 48 hours data Optional Battery Backup for Cache Memory retention for 64 MB Drive Failure Detection Automatic Drive Rebuild Using Hot Spares Automatic Parity Generation and Checking Yes a The Self Monitoring Analysis and Reporting Technology SMART detects up to 70 percent of all predictable disk drive failures SMART also monitors the internal performance of all motors heads and drive electronics 3 3 4 Electrical Characteristics This section provides the power requirements for the Intel Raid Controller SRCU41Ls Table 8 lists the maximum power requirements which include SCSI TERMPWR under normal operation Table 8 Maximum Power Requirements Storage PCIPCI X PCIPCI X 5 0
16. bytes s over an 8 bit SCSI bus and up to 40 Mbytes s over a 16 bit SCSI bus Ultra SCSI 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 16 bit SCSI bus Ultra160 SCSI Ultra320 SCSI A standard for SCSI data transfers It allows a transfer rate of up to 160 Mbytes s over a 16 bit SCSI bus A standard for SCSI data transfers It allows a transfer rate of up to 320 Mbytes s over a 16 bit SCSI bus VHDCI Very High Density Cable Interconnect This cable is used to connect external connectors to your storage adapter Intel Raid Controller SRCU41L User Manual
17. e amp Share Intel GigaBlade Intel InBusiness Intel Inside Intel Inside logo Intel NetBurst Intel NetMerge Intel NetStructure Intel Play Intel Play logo Intel SingleDriver Intel SpeedStep Intel StrataFlash Intel TeamStation Intel Xeon Intel XScale IPLink Itanium LANDesk LanRover MCS MMX MMX logo Optimizer logo OverDrive Paragon PC Dads PC Parents PDCharm Pentium Pentium II Xeon Pentium III Xeon Performance at Your Command RemoteExpress Shiva SmartDie Solutions960 Sound Mark StorageExpress The Computer Inside The Journey Inside TokenExpress Trillium VoiceBrick Vtune and Xircom are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries Other names and brands may be claimed as the property of others Copyright O Intel Corporation 2004 i Intel Raid Controller SRCU41L User Manual ntel Contents 1 o JI 1 1 1 eu dee 1 1 1 1 Operating System Support snnt nnns nenne 2 1 2 Hug m K M QR 3 121 Dive ROAMING i incen Recibe 3 1 2 2 Dnve Migratlonisss ei eee eed teer ER MuR EE 3 1 3 aii 4 1 3 1 Intel SRCUA1L Raid Controller Features scsstt ens 4
18. ess the appropriate keys when this message appears Press lt CTRL gt lt G gt for WebBIOS Resolving a Configuration Mismatch If the replacement controller has a previous configuration a message displays during the power on self test POST stating that there is a configuration mismatch A configuration mismatch occurs when the configuration data in the NVRAM and the hard disk drives are different You need to update the configuration data in the NVRAM with the data from the hard disk drive Perform the following steps to resolve the mismatch 1 Press Ctrl lt G gt when prompted during bootup to access the BIOS Configuration Utility 2 Select Configure gt View Add Configuration This gives you the option to view both the configuration on the NVRAM and the hard drive disk 3 Select the configuration on disk 4 Press lt ESC gt and select YES to update NVRAM 5 Exit and reboot After You Have Installed the Storage Adapter After Intel Raid Controller SRCU4IL installation you must configure the Intel Raid Controller SRCUA41L and install the operating system driver The Software User s Guide instructs you on the configuration options and how to set them on your Intel Raid Controller SRCU41L The Software User s Guide also provides detailed installation instructions for operating system drivers Intel SRCU41L Raid Controller User Manual 11 Hardware Installation Intel SRCU41L Raid Controller User Manual intel
19. ion on the SCSI devices This is not necessary for Ultra320 and Ultra160 SCSI drives Set the termination so that SCSI termination and TermPWR are intact when any disk drive is removed from a SCSI channel as shown in Figure 4 Intel SRCU41L Raid Controller User Manual 9 Hardware Installation ntel Figure 4 Terminating an Internal SCSI Disk Array IDO Boot Drive No Termination Intel SRCU41L Raid Controller 9 Power On Host System Replace the computer cover and reconnect the AC power cords Turn power on to the host computer Ensure that the SCSI devices are powered up at the same time as or before the host computer If the computer is powered up before a SCSI device the device might not be recognized During boot a BIOS message appears The firmware takes several seconds to initialize During this time the Intel Raid Controller SRCUA41L scans the SCSI channel s The Intel Raid Controller SRCU41L BIOS Configuration utility prompt times out after several seconds The second portion of the BIOS message displays the Intel Raid Controller SRCU41L number firmware version and cache SDRAM size The numbering of the controllers follows the PCI slot scanning order used by the host mainboard Intel SRCU41L Raid Controller User Manual 2 3 1 2 4 Hardware Installation If you want to run the Intel Raid Controller SRCUA1L Configuration utility or BIOS Console at this point pr
20. l Raid Controller SRCUA1L Inspect it for damage If it appears damaged or if any items listed below are missing contact your Intel support representative The Intel Raid Controller SRCU4IL is shipped with the Intel SRCU41L Raid Controller CD which contains drivers for supported operating systems an electronic version of this Hardware and Software User Guide and other related documentation a license agreement 2 Optional required to enable Write Back Cache Attach Battery Backup Unit BBU to the adapter a Remove the Battery Backup Unit from its packaging b Connect the wire from the battery to the circuit board A c Position the BBU over the RAID adapter so the connectors line up B Press the BBU onto the adapter d Turn the adapter over e Using three screws C secure the BBU to the RAID adapter 6 Intel SRCU41L Raid Controller User Manual n ntel Hardware Installation 3 Power Down the System Turn off the computer and remove the AC power cord Remove the system s cover See the system documentation for instructions 4 Check the jumpers Ensure that the jumper settings on the your Intel Raid Controller SRCU4IL are correct See Chapter 3 Storage Adapter Characteristics for diagrams of the Intel Raid Controller SRCUA41Ls with their jumpers and connectors 5 Install the Intel SRCU41L Raid Controller Intel SRCU41L Raid Controller User Manual 7
21. lengths Device Cable Length in Meters Fast SCSI 10 Mbytes s 3 SE SCSI 3 Ultra SCSI 1 5 LVD 12 You can connect up to 15 Ultra SCSI devices to each SCSI channel System throughput problems can occur if SCSI cables are not the correct type To minimize the potential for problems use cables no longer than 12 meters for Ultra160 and Ultra320 devices it s better to use shorter cables if possible use the shortest SCSI cables for SE SCSI devices no longer than 3 meters for Fast SCSI no longer than 1 5 meters for an 8 drive Ultra SCSI system and no longer than 3 meters for a 6 drive Ultra SCSI system use active termination avoid clustering the cable nodes note that the cable stub length must be no greater than 0 1 meter 4 inches use high impedance cables route SCSI cables carefully 8 Set SCSI Termination The SCSI bus is an electrical transmission line and must be terminated properly to minimize reflections and losses Set termination at each end of the SCSI cable s For a disk array set SCSI bus termination so that removing or adding a SCSI device does not disturb termination An easy way to do this is to connect the Intel Raid Controller SRCU41L to one end of the SCSI cable and to connect an external terminator module at the other end of the cable You can then connect SCSI disk drives to the connectors between the two ends of the cable If necessary disable terminat
22. mentations of MPEG CODEOs or MPEG enabled platforms may require licenses from various entities including Intel Corporation This document and the software described in it are furnished under license and may only be used or copied in accordance with the terms of the license The information in this document is furnished for informational use only is subject to change without notice and should not be construed as a commitment by Intel Corporation Intel Corporation assumes no responsibility or liability for any errors or inaccuracies that may appear in this document or any software that may be provided in association with this document Except as permitted by such license no part of this document may be reproduced stored in a retrieval system or transmitted in any form or by any means without the express written consent of Intel Corporation Contact your local Intel sales office or your distributor to obtain the latest specifications and before placing your product order Copies of documents which have an ordering number and are referenced in this document or other Intel literature may be obtained by calling 1 800 548 4725 or by visiting Intel s website at http www intel com AlertVIEW AnyPoint AppChoice BoardWatch BunnyPeople CablePort Celeron Chips CT Connect CT Media Dialogic DM3 EtherExpress ETOX FlashFile i386 i486 i960 iCOMP InstantIP Intel Intel logo Intel386 Intel486 Intel740 IntelDX2 IntelDX4 IntelSX2 Intel Creat
23. ontrol SCSI termination default do not change J10 Termination Enable 3 pin header d pins 2 3 Onboard SCSI termination isabled No jumper Onboard SCSI termination enabled NOTE The Intel SRCU41L Raid Controller does not have an alarm integrated onto the board For an alarm the controller requires a daughter card with integrated alarm If you order the daughter card for battery backup it will have the alarm on it 14 Intel Raid Controller SRCU41L User Manual In 3 1 2 3 2 Table 4 3 3 Storage Adapter Characteristics Decoding the Audible Alarm The following beep codes are used on Intel RAID controllers that use software stack 2 Thesecodes usually indicate a drive has failed Degraded Array Short tone one second on one second off Failed Array Long tone three seconds on one second off Hot Spare Commissioned Short tone one second on three seconds off These drive failure tones will repeat until the problem is corrected or until the alarm issilenced or disabled A tone alarm will also sound and will remain on during a rebuild After the rebuild completes an alarm with a different tone will sound signaling the completion of the build This is a onetime non repeating tone The alarm can be disabled either in the BIOS Console or in the Web Console management utilities When disabled the alarm will not sound unless it is re enabled in one of the utilities The alarm can be
24. ontrol capabilities It consists of the following sections Section 1 1 Overview page 1 1 Section 1 2 Features page 1 3 Section 1 3 Hardware page 1 4 Overview The Intel Raid Controller SRCUA41L is a high performance intelligent PCI to SCSI host adapters with RAID control capabilities The Intel Raid Controller SRCU41L provides reliability high performance and fault tolerant disk subsystem management It is an ideal RAID solution for the internal storage of workgroup departmental and enterprise systems The Intel Raid Controller SRCUALL offers a cost effective way to implement RAID in a server Intel Raid Controller SRCUA1L is available with one SCSI channel The Intel Raid Controller SRCUA1L has one LSI53C1020 controller chip that controls one SCSI channel The Intel Raid Controller SRCU41L has one very high density cable interconnect VHDCI 68 pin external SCSI connector and one high density cable interconnect HDCI 68 pin internal SCSI connector Overview Figure 1 Intel Raid Controller SRCU41L Block Diagram Note Intel RAID Controller SRCU41L 1 Channel Low Profile PCI RAID Single LVD SE SCSI Channel LSI53C1020 64 Bit 66 MHz 8 Bit Secondary PCI Bus Decode Logic id 66 Somw Cache Battery Meus SDRAM Backup Miscellaneous XAXD Bus Registers lt a
25. silenced either in the BIOS Console or in the Web Console management utilities The default setting is enabled Intel Raid Controller SRCU41L Characteristics Table 4 shows the general characteristics for the Intel Raid Controller SRCUA1L Intel Raid Controller SRCU41L Characteristics Flash Serial LVD SE SCSI ROM EEPROM Signaling Ultra320 SCSI Data Transfers SCSI Features Termination 16 bit SE Up to 320 Mbytes s as well as Fast Plug n Play Yes Yes or LVD Ultra Ultra2 and Ultra160 speeds Scatter Gather Active Single Ended or LVD interfaces Synchronous offsets up to 62 Activity LED a For boot code and firmware b For BIOS configuration storage The Intel Raid Controller SRCU41L ensures data integrity by intelligently validating the compatibility of the SCSI domain The Intel SRCUA1L Raid Controller also uses Fusion MPT architecture that allows for thinner drivers and better performance Technical Specifications The design and implementation of the Intel Raid Controller SRCU41L minimizes electromagnetic emissions susceptibility to radio frequency energy and the effects of electrostatic discharge The Intel SRCU41L Raid Controller carries the CE mark C Tick mark FCC Self Certification logo Canadian Compliance Statement Korean MIC Taiwan BSMI and Japan VCCI and they meet the requirements of CISPR Class B Intel Raid Controller SRCU41L User Manual 15 Storage Adapter Ch
26. the SCSI bus composed of active voltage Termination regulation and a set of termination resistors Ultra SCSI Ultra2 SCSI Ultra160 SCSI and Ultra320 SCSI require active termination Basic Input Output System Software that provides basic read write capability Usually kept as BIOS 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 Refers to the way a computer is setup the combined hardware components computer Configuration 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 Device Driver 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 u transfer as opposed to Single Ended SCSI which references each SCSI signal to a common ground Domain Domain Validation is a software procedure in which a host queries a device to determine its Validation ability to communicate at the negotiated Ultra320 data rate Electronically Erasable Programmable Read Only Memory A memory chip typically used to EEPROM store configuration information as it provides stable storage for long periods without electricity and can be reprogrammed See N
27. ting the network before completing negotiation Intel Raid Controller SRCU41L User Manual 1 2 1 1 2 2 Note Overview Features Features of the Intel Raid Controller SRCUALL include support for hard drives with capacities greater than eight Gbytes online RAID level migration RAID remapping no reboot necessary after expansion Intel I O Processor 80302 66 MHz PCI 64 66 more than 200 Qtags per array user specified rebuild rate Wide Ultra320 LVD SCSI performance up to 320 Mbps 64Mbytes of synchronous dynamic random access memory SDRAM integrated on the board for the Intel SRCU41L Raid Controller one internal and one external SCSI connector for the Intel Raid Controller SRCU41L support for RAID levels 0 1 5 10 and 50 advanced array configuration and management utilities online capacity expansion and raid configuration simple and full featured BIOS tool support for up to 14 SCSI drives per channel on storage system with SAF TE enclosures SCSI accessed fault tolerant enclosures 15 SCSI drives per channel for other configurations 32 Kbits x 8 NVRAM for storing RAID system configuration information the Intel Raid Controller SRCU41L firmware is stored in flash ROM for easy upgrade Battery backup is available for the Intel SRCUA41L Raid Controller through a daughter card You can purchase the controller with the battery backup unit BBU or purchase the BBU separately Drive Roaming
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