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Intel SB-6862 manual

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Table of contents for the manual

  • Page 1

    i SB-6862 T echnical Refer ence SB-6862 Dual Pentium ® Pro Single Board Computer with Natoma Chipset 1641 McGaw A venue Irvine, California 92614[...]

  • Page 2

    ii SB-6862[...]

  • Page 3

    iii SB-6862 Feature s  Intel Pentium ® Pro processor , upgradeable through 180 or 200 MHz; and dual Pentium ® Pro upgrade  Intel Natoma chipset  Basic connectors provided for speakers, hard disk LED, reset/turbo LED, keylock, PS/2 mouse and CMOS battery  System memory upgradeable to 1 GB using x 64 or x 72 dual inline memo[...]

  • Page 4

    iv SB-6862 FCC Standards The FCC (Federal Communications Commission) restricts the amount of radiation and radio frequency emissions coming from computing equipment. Note: 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 reasona[...]

  • Page 5

    v SB-6862 T o ensure compliance to FCC non-interference regulations, peripherals attached to this device require shielded I/O cables. NOTICE: The use of a non-shielded I/O cable with this device is in violation of U.S. Federal law and will not allow the device to meet the maximum emission limits. CAUTION: Any changes or modifications not expressly [...]

  • Page 6

    vi SB-6862 W ARNING CAUTION: THERE IS A DANGER OF EXPLOSION IF THE BA TTER Y IS INCORRECTL Y REPLACED. REPLACE ONL Y WITH THE SAME OR EQUIV ALENT TYPE RECOMMENDED BY THE MANUF ACTURER. DISCARD USED BA TTERIES ACCORDING T O T HE MANUF ACTURERS INSTRUCTIONS. A TTENTION:IL Y A DANGER DEXPLOSION SIL Y A REMPLACEMENT INCORRECT DE LA BA TTERRIE.[...]

  • Page 7

    vii SB-6862 NOTICE The information within this manual is subject to change without notice. CSS Laboratories, Incorporated shall not be held liable for technical or editorial errors or omissions contained in herein; nor for incidental or consequential damages resulting from the furnishing, performance or use of this material. All rights reserved. No[...]

  • Page 8

    viii SB-6862[...]

  • Page 9

    ix SB-6862 T able of Contents Overview ............................................................................... 1 The Microprocessor .............................................................. 2 The Board ............................................................................. 3 V oltage Regulator ....................................[...]

  • Page 10

    x SB-6862[...]

  • Page 11

    1 SB-6862 Overview This document describes the technical features of the board. The topics include:  The Microprocessor - description of the features of the Pentium ® Pro microprocessor  Board - illustration and brief description of the board  Connectors - description of connector locations and functions on the board  Jumpers - detaile[...]

  • Page 12

    2 SB-6862 The Micropr ocessor The Pentium Pro microprocessor contains all the features of the Pentium and 80486 processors, and is 100% compatible with 8086/88, 80286, and 80386 DX and SX microprocessors. In addition, the Pentium features:  64-bit Data Bus  Superscalar Architecture  Capability for executing two instructions in parallel [...]

  • Page 13

    3 SB-6862 The Board Figure 1: The Board VOLTAGE REGULATORS 1 1 Processor Dual Processor 1 1 1 DIMM 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 FLASH U57 U58 U59 U60 JP45 JP26 JP27 JP32 JP31 JP30 JP29 JP46 JP47 JP15 JP43 JP16 JP42 J3 J4 JP1 JP2 JP7 JP6 J97 JP24 J67 J68 J12 J11 J8 FLOPPY IDE-PRI IDE-SEC SERIAL 2 SERIAL 1 K1 PARALLEL J99 J10[...]

  • Page 14

    4 SB-6862 V oltage Regulator Module A voltage regulator module installed on the board ensures that the correct voltage is provided to the particular processor installed. When up grading to the faster grade of Pentium processor , make sure to have the appropriate voltage regulator installed.[...]

  • Page 15

    5 SB-6862 Board Connectors Keyboard Connector K1 Keyboard plugs are keyed for proper installation. Primary IDE Drive Header J1 1 J1 1 is the connector for the primary on-board PCI IDE drive controller . Pin 1 is marked. When connecting your hard drive, orient the cable s pin one with pin 1 of J1 1. Pin Assignment Pin Assignment 1 Clock 4 Ground [...]

  • Page 16

    6 SB-6862 Secondary IDE Drive Header J12 J10 is the connector for the secondary on-board PCI IDE hard drive controller . Pin 1 is marked. Use this to cable your IDE hard drive. When connecting your hard drive, orient the ribbon s pin one with pin 1 of J71. Parallel Port DB1 DB 1 provides the connection for the board s parallel port. Serial Po[...]

  • Page 17

    7 SB-6862 Fan Connectors JP18, JP45 These fans provide cooling for the powerful Pentium Pro processors. JP45 connects to the primary processor  s fan. JP18 connects to the dual processor fan. Pin Assignment 1 12 volt 2 Ground[...]

  • Page 18

    8 SB-6862 Jumpers The board s jumpers are pre-configured at the factory . Read the following section carefully , before configuring your system. The board has the following jumpers: Processor Bus Clock Speed JP4, JP3 Pentium Pro processors are designed with one of two bus clock speeds. The bus clock speed is always a fraction of the processor[...]

  • Page 19

    9 SB-6862 Processor Bus Frequency JP26, JP27 JP26 and JP27 synchronize the processor bus frequency with the processor  s speed. Processor Speed Ratio JP32, JP31, JP30, JP29 The Pentium Pro uses a clock multiplier to run at a speed faster than the processor bus. These jumpers match the installed processors speed with single board computers [...]

  • Page 20

    10 SB-6862 The following table matches processor speed, processor clock and the board s processor bus speed: Processor Clock Ratio Processor T ype/Speed Bus Speed 180 MHz 3x 60 MHz 200 MHz 3x 66 MHz[...]

  • Page 21

    11 SB-6862 System Memory There are a total of four banks available for memory upgrades. The board supports DIMM in the following combinations: 1M x 64/72 = 8 MB/bank 2M x 64/72 = 16 MB/bank 4M x 64/72 = 32 MB/bank 8M x 64/72 = 64 MB/bank 16M x 64/72 = 128 MB/bank 32M x 64/72 = 256 MB/bank Installing and Removing DIMM Read these instructions complet[...]

  • Page 22

    12 SB-6862 System Memory Configuration RAM Bank 0 Bank 1 Bank 2 Bank 3 8 MB 1M x 64/72 16 MB 1M x 64/72 1M x 64/72 16 MB 2M x 64/72 24 MB 1M x 64/72 1M x 64/72 1M x 64/72 24 MB 1M x 64/72 2M x 64/72 32 MB 1M x 64/72 1M x 64/72 1M x 64/72 1M x 64/72 32 MB 2M x 64/72 2M x 64/72 32 MB 4M x 64/72 32 MB 2M x 64/72 1M x 64/72 1M x 64/72 32 MB 2M x 64/72 [...]

  • Page 23

    13 SB-6862 RAM Bank 0 Bank 1 Bank 2 Bank 3 88 MB 8M x 64/72 1M x 64/72 1M x 64/72 1M x 64/72 96 MB 4M x 64/72 4M x 64/72 4M x 64/72 96 MB 4M x 64/72 8M x 64/72 104 MB 1M x 64/72 4M x 64/72 4M x 64/72 4M x 64/72 1 12 MB 2M x 64/72 4M x 64/72 4M x 64/72 4M x 64/72 128 MB 4M x 64/72 4M x 64/72 4M x 64/72 4M x 64/72 128 MB 8M x 64/72 8M x 64/72 128 MB [...]

  • Page 24

    14 SB-6862 RAM Bank 0 Bank 1 Bank 2 Bank 3 272 MB 32M x 64/72 1M x 64/72 1M x 64/72 272 MB 32M x 64/72 2M x 64/72 272 MB 2M x 64/72 16M x 64/72 16M x 64/72 280 MB 32M x 64/72 1M x 64/72 1M x 64/72 1M x 64/72 288 MB 32M x 64/72 4M x 64/72 288 MB 32M x 64/72 2M x 64/72 2M x 64/72 288 MB 4M x 64/72 16M x 64/72 16M x 64/72 304 MB 32M x 64/72 2M x 64/72[...]

  • Page 25

    15 SB-6862 System Memory Map Timers The system has three programmable timers/counters controlled by timer/counter chips and defined as channels 0 through 2 as follows: Channel 0: System T imer Channel 1: Refresh Request Generator Channel 3: T one Generation for Speaker Addr es s ( he x) Name Func ti on 00 0000 t o 9FF FFF 64 0 KB moth erboar d sy s[...]

  • Page 26

    16 SB-6862 System Interrupts The processor has two controllers, supplying 16 IRQs. Below are assignments in decreasing priority . LEVEL FUNCTION Microprocessor NMI Parity or I/O Channel Check Interrupt Controllers Ctlr 1 Ctlr 2 IRQ0 IRQ1 IRQ2 *Interrupts IRQ8 - IRQ15 redirected to IRQ2* IRQ8 Real-T ime clock interrupt IRQ9 Software re-directed to I[...]

  • Page 27

    17 SB-6862 Controller 1 Controller 2 Channel 0 - Spare Channel 4 - Cascade for Controller 1 Channel 1 - SDLC Channel 5 - Spare Channel 2 - Diskette Channel 6 - Spare Channel 3 - Spare Channel 7 - Spare Note: IRQ9, IRQ10, IRQ1 1, IRQ12, IRQ15, IRQ3, IRQ4, IRQ5 and IRQ7 can be redirected to PCI add-in boards. The PCI standard has a 4-IRQ limitation. [...]

  • Page 28

    18 SB-6862 The I/O Address Map Address (hex) Function 000-01F DMA #1 020-03F INTR #1 040-05F T imer 060-06F Keyboard 070-07F NMI mask register 080-09F DMA page register 0A0-OBF INTR #2 0C0-ODF DMA #2 0F0-0F1 Clr/rst math coprocessor 0F8-0FF Math coprocessor 1F0-1F8 Fixed disk 200-207 Joystick 278-27F Secondary parallel port 2F8-2FF Secondary serial[...]

  • Page 29

    19 SB-6862 Configuration Utilities Overview The BIOS Setup utility stores your system s configuration. The utility described below provides a bridge to PCI slots in excess of the four allowed by current standards. When your system boots, it s configuration is read into main memory . Hard drives, floppy drives, video adapter , memory and[...]

  • Page 30

    20 SB-6862 The most commonly accessed selections are Standard CMOS Setup, Advanced CMOS Setup, Advanced Chipset Setup, Power Management Setup PCI/Plug and Play Setup, and Peripheral Setup. Standard Setup This utility allows you to record your system setup. T o start SETUP , Double-click on the Standard Setup icon on the Main Menu. Alter only the it[...]

  • Page 31

    21 SB-6862 Pri Slave Primary slave IDE/PCI hard drive. Define the parameters of your hard disk and modes. The default setting is Auto, to auto-detect drive type. Sec Master Secondary master IDE/PCI hard drive, if installed. Define the parameters of your hard disk and modes. The default setting is Not Installed. Sec Slave Secondary slave IDE/PCI har[...]

  • Page 32

    22 SB-6862 Advanced Setup Advanced Setup allows you to fine tune some of the special features. These features are pre-set for you at the factory . Double-click the Advanced Setup icon on the Main Menu. Use the arrow keys to toggle between items. A vailable options for the highlighted item are displayed on the right side of the menu. Press <PgUp&[...]

  • Page 33

    23 SB-6862 Advanced Chipset Setup This option lets you configure some of the advanced features of your particular system through the chipset. It was pre- configured at the factory and need not be altered. Double- click on the Chipset Setup icon on the Main Menu. Use the arrow keys to toggle between items. A vailable options for the highlighted item[...]

  • Page 34

    24 SB-6862 Power Management Setup This utility lets you set the green functionality parameters. Instant On Timer is a green mode timer letting you wake the system up as it is triggered. IRQ3, 4, 5, 7, 9, 10, 1 1, 12, 13, 14, 15 can be ignored or monitored. Monitored, IRQ activity wakes up the system. Use the arrow keys to toggle between items[...]

  • Page 35

    25 SB-6862 PCI/PnP Setup This menu allows you to define attributes of the PCI bus portion of the motherboard. Use the arrow keys to toggle between items. A vailable options for the highlighted item are displayed on the right side of the menu. Press <PgUp> or <PgDn> to toggle through available options. Figure 15: The PCI/Plug and Play Se[...]

  • Page 36

    26 SB-6862 Peripheral Setup This menu allows you to specify the peripherals installed on your motherboard. On-board IDE enables the on-board chipset E-IDE function. Use the arrow keys to toggle between items. Press <Enter> to access the drop down selection menu. Use the arrow keys to toggle between options. Press <Enter> to make a selec[...]

  • Page 37

    27 SB-6862[...]