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Mylex MVE486 Installation And Operation Manual

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System Board
MVE486
Installation and Operations Guide
P/N: 771917-DO1
Version DO1
March, 1993

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  • Page 1 System Board MVE486 Installation and Operations Guide P/N: 771917-DO1 Version DO1 March, 1993...
  • Page 2 MVE System Board Preface PREFACE Thank you for your choice of a Mylex MVE486 System Board product. With proper installation and care, your Mylex System Board will operate for years without any service requirement. This Installation and Opera- tion Guide will guide you in the installation process. The information contained herein is subject to change without notice.
  • Page 3 Preface FCC Warning: This device has been tested and found to comply within the limits of a Class B device, pursuant to Part 15 of FCC regulations. Operation is subject to the following two conditions: This device may not cause harmful interference, and this device must accept any interference received, in- cluding interference that may cause undesired opera- tion.
  • Page 4 This product is guaranteed to be free from manufacturing or material defects for a period, of 1 (one) year after the date of purchase. Should the product fail during this period Mylex will repair or replace (at Mylex’s option) the product free of charge with the foilowing provisions: Proof of purchase must be provided.
  • Page 5 Preface Returned Merchandise Authorization (RMA) All products returned to Mylex for warranty service or for other reasons, must be assigned a RMA number before shipment to Mylex. The RMA number may be obtained by contacting Mylex’s Technical Support Department. Any product received without a RhM number will be returned to the shipper unopened.

  • Page 6: Table Of Contents

    Contents - Section 1 ..Contents - Section 2 ..What You Will Need ..Section 1: MVE486 Svstem Board Chapter 1: Installation A Quick Look At Jumper Settings ......, . . 1-2 Installation ..........1-4 Planning the System .........
  • Page 7 Chapter 4: Technical Reference Specifications ..........4-l Appendix A: System Planning Worksheet Planning Worksheet Appendix B: Upgrading the MVE486 Cache Memory ..........B-1 Section 2: MVE486 EISA System BIOS Chapter 1: BIOS Overview BIOS Structure Chapter 2: BIOS Setup Invoking Setup Setting the Options .........2-5...
  • Page 8 Table of Contents Password ........Hidden Refresh .
  • Page 9 Fig. 1-5: MVE486 Cache Fig. 2-l: Fiaures - Section 2 Fig. 2-l: Mylex CMOS Setup Screen #l ..Fig. 2-2: Mylex CMOS Setup Screen #2 Fig. 2-3: Mylex CMOS Setup Screen Fig. 2-4: Mylex CMOS Setup Screen Fig.

  • Page 10: Introduction

    Introduction Introduction Thank you for making the decision to purchase the Mylex MVE486. With proper installation and mainte- nance, the MVE486 will provide years of trouble-free operation. Package Contents MVE486 System Board Cable Kit (2 serial cables and 1 parallel cable)

  • Page 11: Handling Precautions

    The MVE486 contains electronic components that are highly sensitive to electrostatic discharge. Use extra caution when handling the MVE486 to ensure there is adequate grounding around the work area the board is being installed. ALWAYS wear a ground strap or...

  • Page 12: Overview

    AT BUS, as well as pro- viding the highest performance available from a PC standard bus - 33 MB/set - , EISA is the architecture of choice, All slots on the MVE486 are “Bus Master” and “Burst Mode” compatible ensuring EISA adapter compatibility.
  • Page 13 128MB. This is a ruples must for network file servers and multi-user, time-shar- ing systems. The MVE486 supports the new 72 pin standard single as well as double sided modules of Cache memory is an essential part of maintaining high system performance.
  • Page 14 If installed device occupies all available pins of the socket, it is a FLASH part. If two rows of pins are empty, then the MVE486 is equipped with a standard EPROM BIOS. Frequency Synthesizer: Selecting a processor speed is as simple as setting a couple of jumpers.

  • Page 15: What You Will Need

    Appendix A: Error Messages Appendix B: CMOS Hard Drive Table What You Will Need Before you begin to instail the MVE486 in a chassis, the following tools will be required: A Phillips and fiat blade screwdriver, plastic stand-offs (these are nor- mally supplied with the chassis) and assorted screws.
  • Page 16 MVE486 System Board Introduction A good working knowledge of computers is highly recommended for installing a system board. It is not advised that a novice attempt installation of the MVE486. Copyright Q 1993 Version CO1 l - 7...

  • Page 17: Chapter 1: Installation

    Installation Section 1 MVE466 System Board Chapter 1: Installation Figure 1-l Copyright Q 1993 Version DO1 l - l...

  • Page 18: A Quick Look At Jumper Settings

    Section 1 Installation A Quick Look At Jumper Settings _ _ _ _ _ _ _ _ _ 2-3 CLOSE CLOSE l-2 CLOSE/3-4 l - 2 Version DO1 Copyright (B 1993...
  • Page 19 Installation Section 1 SPEED AVASEM SETTING SPEEC l - 2 OPEN OPEN l - 2 OPEN OPEN OPEN CLOSE 1 - 2 OPEN OPEN OPEN CLOSE 64K CACHE l - 2 CLOSE OPEN CLOSE CLOSE CLOSE CLOSE CLOSE CLOSE Note: BANK0 = U70, U69, BANK1 LOCAL BUS ENABLE JUMPERS .

  • Page 20: Installation

    Section 1 Installation Installation There are 5 easy steps for installing the MVE486 system board into a chassis. Planning the system configuration. Installing SIMM memory. Changing any of the hardware jumpers, if the system configuration requires them to be changed.
  • Page 21 Section 1 MVE486 System Board Installation Please note that the shaded areas of the table indicate tested combinations. Other combinations are not tested but are guaranteed to work. l M X 3 6 Copyright 0 1993 Version DO1 1 - 5...
  • Page 22 Section 1 MVE466 System Board l M X 3 6 _ _ _ _ _ _ Version DO1 l - 6 Copyright 0 1993...
  • Page 23 MVE466 System Board Section 1 Installation Installing the SIMM Memory While installing the SIMM, the Pin ledge of the SIMM should be towards the Pin 1 side of the SIMM socket on the motherboard. The SIMM layout of the mother- board is as follows: SIMM 72 PIN PIN 1...

  • Page 24: Installing Or Upgrading The Cpu

    Section 1 Installation Installing or Upgrading the CPU The MVE486 is equipped with a special ZIF (Zero Insertion Force) upgrade socket. This socket allows the system board to be installed with, or upgraded to a i w i d e v a r i e t y o f processors.
  • Page 25 Section 1 Installation Note: Jumper J7 is a four position jumper. For ers, one over pins I and 2 and the other covering pins 2 and 3. If a 486SX processor is installed, only a single jumper is used covering pins 2 and 3. 20-MHz 25-MHz 33-MHz...

  • Page 26: Color Or Mono Video Selection

    Section 1 Installation Color or Mono Video Selection Jumper Pl, located in the lower left corner of the board, is used set the type of video adapter. Placed over the two pins (closed), indicates a color video adapter is installed. Removed (open), indicates a monochrome adapter is installed.
  • Page 27 Section 1 MVE466 System Board Chassis Installation The MVE486 is designed to fit both “Baby AT” and “Full AT’ style chassis. While both these styles of chassis are generally recognized throughout the sys- tem board and chassis industry, some chassis may have slightly off-set dimensions due to manufacturing tolerances or design implementation.

  • Page 28: Connecting Cables

    Section 1 Installation MVE486 System Board Figure l-5: MVE466 Cable Ckkectora Connecting Cables Connect the power cables from the power supply to from the system board. Then install any ribbon cables the internal peripheral controllers to the disk drive(s) and I/O port connectors. Be sure the red or blue stripe along the edge of the ribbon cable is connected to Pin See figure l-7.
  • Page 29 Mylex 486 ISA BIOS Users Guide Section should be consulted for more information. The Mylex BIOS that is installed on the MVE486 has a built-in CMOS setup program like many other BlOSs available. To access the setup screen, press the F2 function key at any time when prompted during the POST.

  • Page 30: Chapter 2: Upgrading

    Upgrading Chapter 2: Upgrading There are two major components that may be up- graded on the MVE486 system board. They are the CPU, and the Cache memory. This section covers the Cache upgrade in detail. Please refer to Chapter 1 for CPU upgrade informa- tion.

  • Page 31: Installing The Cache Memory

    Upgrading MVE System Board cache sizes, and where SRAM chip sizes and speeds should be installed. Use this table to determine what SRAM chips need to be purchased. Please refer to Appendix B for Cache upgrade part numbers. ---. CACHE RAM GUIDE EMPTY EMPTY 32MB...
  • Page 32 Section 1 Upgrading Figure 2-1: WE488 Cache a small flat blade screwdriver under the chip and gently rocking the chip out of its socket. Carefully insert the new chips. Make sure to orient Pin 1 in the correct position--toward the top of the board.
  • Page 33 Upgrading Section 1 C L O S E O P E N O P E N O P E N O P E N CLOSE OPEN CLOSE OPEN CLOSE 256K CLOSE CLOSE CLOSE CLOSE CLOSE 2 - 4 Version DO1 Copyright 0 1993...
  • Page 34 MVE466 System Board Troubleshooting Section 1 Chapter 3: Troubleshooting This section contains a brief series of problems and solutions that comprise the most common questions posed during the troubleshooting of an EISA bus sys- tem board. Please review these questions before contacting your supplier’s technical support.
  • Page 35 Ethernet adapter does not work. Most ethernet cards use IRQ3 as a default setting. The MVE486 uses IRQ3 for the COM2 serial port. Either disable COM2 or change the ethernet adapter settings, Serial ports will not properly run a serial mouse.

  • Page 36: Chapter 4: Technical Reference

    Technical Reference Chapter Technical Reference The following pages cover the basic specifications, benchmarks and pin-out assignments of connectors on the MVE486. Please note that this data is provided for informational purposes only and is subject to change without notice. Specifications Descrlptfon...
  • Page 37 Drive Electronics (AT BUS) All I/O configurations executed through BIOS Deacriptlon BIOS Subsystem BIOS Type Mylex 486 EISA BIOS BIOS Features Built-in setup, Power-on self-test (POST), drive table optimized for IDE drives, user-definable drive type, auto ID for disk IDE disk drives, password protection.

  • Page 38: I/O Port Connections

    MVE466 System Board Section Technical Reference 5 amps typical at 5 volts, Power Requirements 30 milliamps at 12 volts Temperature Up to 90% noncondensing Description Integrated in real time On-Board Battery clock chip (DS 1387) 13” x 8.6” (Baby AT form factor) 1.6 Ibs net I/O Port Connections...
  • Page 39 Technical Reference MVE466 System Board Section 1 BUSY SLCT 10, 12, 14, 16, 18, 20, 22, 24, 4 - 4 Version DO1 Copyright 8 1993...

  • Page 40: Appendix A: System Planning Worksheet

    System Planning Worksheet MVE488 System Board Section 1 Appendix A: System Planning Worksheet ADAPTER COM2 LPT2 EGA/VGA-RAM EGA/VGA-ROM COOO:O - C7FF:O Mono BOOO:O - B7FF:O Bus Mouse FAX/Modem Hard Disk Ctlr. Network Card 1 Network Card 2 Other 1 Other 2 Instructions: For each adapter that is installed in the in the space system, fill out the pertinent information...

  • Page 41: Appendix B: Upgrading The Mve486

    Section 1 Upgrading the ME406 Appendix B: Upgrading the MVE486 The MVE486 can be upgraded in three areas: The CPU, the DRAM memory, and Cache size. Your sup- plier should be able to provide all three upgrades. SRAM chips can be hard to find, it may be necessary to contact Mylex to identify a local dealer or distributor who carries these parts.

  • Page 42: Upgradekits

    Upgrading the MVE466 Section 1 Mylex Upgrade Kits : : : : ’ AKITCU-128 256K Cache Upgrade Kit AKITCU-256 * Default configuration. Note: 64K configuration is a/so available. Version DO1 Copyright 0 1993...

  • Page 43: Section 2: Mve486 Eisa System Bios

    MVE486 EISA System BIOS SECTION 2...

  • Page 44: Chapter 1: Bios Overview

    Section 2 MVE486 System Board Chapter 1: BIOS Overview The Mylex System BIOS was developed to ensure compatibility for building advanced personal computer systems or workstations. The 486 System BIOS sup- ports the highest performance 80486, as well as the widest range of products on the Extended Industry Standard Architecture (EISA) bus.

  • Page 45: Chapter 2: Bios Setup

    MVE486 System Board Section 2 Chapter 2: BIOS Setup Invoking Setup The SETUP program allows the user to edit the CMOS con- figuration information provided on the system board. When- ever the power is first applied to the system, or the system is reset, the CMOS RAM is accessed to determine the configur- ing parameters.
  • Page 46 Second--- 02 ---- 84OKS ..3072Kb . ..- 1.2 Mb Hard Drlw 1 ---- NONE Error Condltlon NUY LOCK D*laull Figure 2-1: Mylex CMOS Setup Screen 1 for the WE486 Version DO1 2 - 2 Copyright (D 1993...
  • Page 47 Section 2 BIOS Setup Figure 2-2: Mylex WE488 CMOS Setup Screen 2 Figure 2-3: Mylex CMOS Setup Screen 3 Copyright 0 1993 Version DO1 2 - 3...
  • Page 48 Section 2 BIOS Setup MVE486 System Board Figure 2-4: Mylex WE486 CMOS Setup Screen 4 Figure 2-5: Mylex MVE486 CMOS Setup Screen 5 2 - 4 Version DO1 Copyright 0 1993...

  • Page 49: Setting The Options

    Section 2 BIOS Setup Figure 26: Mylex MVE488 CMOS Setup Screen 8 Setting the Options Use the arrow keys to move from field to field. Use the plus and minus keys to change the months, days, years and time. You will notice a calendar appears when setting the date.

  • Page 50: Extended Memory

    Section 2 BIOS Setup for some peripheral adapters to run in lower mem- ory. You may subtract 64, 128 and 192KBytes of RAM from the base memory allocation. When this option is used, ensure the base memory field is set to reflect the “subtracted”...

  • Page 51: Math Coprocessor

    MVE486 System Board BIOS Setup for any size disk drive installed. If an IDE or ‘AT BUS” drive is installed, the Mylex BIOS is capable of automatically setting the configuration. to have the BIOS automatically set the drive pa- rameters.

  • Page 52: Diagnostic Loop

    Section 2 BIOS Setup MVE466 Svstem Board stopping. The NoKB/Video option will halt the sys- tem on any error except a missing keyboard or video adapter. This latter option is useful for net- work servers that have keyboards removed or key- locks turned off.

  • Page 53: Hidden Refresh

    MVE486 System Board Section 2 Hidden This feature enables the chipset to refresh the Refresh DRAM during CPU cycles not otherwise used for This improves system performance by refresh. about 3%. Note: Depending upon the DRAM being used, (commonly 4 and 16MB SIMMs) the hidden refresh feature may exceed the timing parameters of the DRAM.

  • Page 54: Systemspeed

    Exception Trap This option is used to enable or disable a feature in the Mylex BIOS that traps illegal instructions made by software programs. When this feature is en- abled, errors will be trapped and the location in memory where the error occured will be displayed in hex.

  • Page 55: Memory Hole

    Section 2 MVE486 System Board BIOS Setup Memory Hole figure the memory on their controller cards below ory can be mapped below 640KB. Another Memory Hole above 1MB of size 512KB, boards can configure the memory in this memory space.

  • Page 56: Chapter 3: The Post Routine

    The POST Routine Section 2 MVE466 System Board Chapter 3: The POST Routine When power is first applied to the system, or the system is reset, the initial boot screen appears. The first line of the screen indicates the type and version of BIOS that is installed. The system will then perform the Power On Self Test (POST).

  • Page 57: Error Beep Decoding

    MVE488 System Board Section 2 The POST Routine There are only two BEEP sounds used to decode the error: Long Beep (LB) = ERROR Short Beep (SB) = NO ERROR Error Beep Decoding An error can be decoded by remembering the number of beeps you hear when you hear a long beep (LB).
  • Page 58 Section 2 The POST Routine CMOS RAM battery failure Example 1: If errors are: (Keyboard error) and (RAM parity error) you will hear the following. Example 2: If errors are: (No Video), (RAM refresh) sild (RAM data) you will hear the following. LB - LB sb - sb -...

  • Page 59: Post Code (Port 80H) Definitions

    Section 2 The POST Routine MVE466 System Board POST Code (Port 80h) Definitions CPU TEST DMA PAGE REGISTER TEST KEYBOARD CONTROLLER TEST BIOS ROM CHECKSUM SEND KEYBOARD COMMAND TEST CMOS RAM TEST RAM REFRESH TEST FIRST 64K MEMORY TEST DMA CONTROLLER TEST INITIALIZE DMA INTERRUPT TEST DETERMINE RAM SIZE...
  • Page 60 Section 2 The POST Routine POST Code (Port 8Oh) Definitions (continued) INITIALIZE KEYBOARD REALTIME CLOCK TEST COPROCESSOR TEST RESET HARDDISWFLOPPY CONTROLLER INITIALIZE FLOPPY INITIALIZE HARDDISK CHECK OPTION ROM (CSOO - DFFF) INITIALIZE SERIAL AND PARALLEL PORTS INTIALIZE TIME OF DAY CHECK OPTION ROM (EOOO-EFFF) LOOK FOR BOOT DEVICE BOOT FROM FLOPPY DISK...

  • Page 61: Chapter 4: Installation

    Section 2 Installation Chapter Installation Precautions Observe the following precautions before handling and install- ing the system board and its components. Handling the Your system BIOS is a sensitive component that is prone to damage from electrostatic discharge. System BIOS This is an electrical charge that every human body carries, and will discharge when you touch the metal of the system BIOS and may damage...

  • Page 62: Replacing The Bios

    Section 2 MVE466 System Board Installation Replacing Usually the system board is shipped with the BIOS BIOS ROM chip already installed. If you must replace the ROM chip, use these steps: Check the Verify that the BIOS to be installed is compatible with the chip set and cache memory controller New BIOS installed on the system board.

  • Page 63: Appendix A: Error Messages

    The following messages are fatal, or rather prevent the com- puter from continuing further, and may require service by Mylex. Before contacting Mylex’s Technical Support, turn the power off for a few minutes then attempt to reboot. If the problem persists, contact Mylex’s Technical Support.
  • Page 64 The following list of messages are also fatal, but may be resolved by performing some simple operations. The BIOS message is in bold, followed by recommended procedures to fix the problem. If the problem persists, contact Mylex’sTech- nical Support. HISSING...

  • Page 65: Floppy Disk Error Messages

    Section 2 MVE466 System Board MACHINE LOCKED Unlock the keylock. FLOPPY DISK ERROR MESSAGES These errors are specific to the floppy disk drive(s). Follow any suggestions listed, and if the problem persists, contact your supplier’s Technical Support. BOOTABLE FLOPPY DRIVE INSTALLED There is no floppy device installed, but the CMOS SETUP has been configured for one.

  • Page 66: Booterror Messages

    MVE486 System Board Section 2 ERROR HARD DISK The hard disk drive is not responding to the controller. Check the installation, both hardware and software. Replace the drive. BOOT ERROR MESSAGES The following messages are or may be displayed during the “boot”...
  • Page 67 Section 2 MVE466 System Board ILLEGAL INSTRUCTION TRAPPED ADDRESS XXXX:XXXX RESET MACHINE The BIOS has encountered an instruction that it cannot exe- cute. Many times this is a result of an application that has not been properly written and should occur during the same opera- tion each time it is run.
  • Page 68 CMOS Hard Drive Table MVE486 System Board Section 2 Appendix 9: CMOS Hard Drive Table 10.65 21.41 ST-225, ST-4026 32.12 65.45 49.09 21.41 3 2 . 1 7 . 31.90 ST-4038 117.50 21.41 37.21 5 2 . 0 9 21.31 44.66...
  • Page 69 CMOS Hard Drive Table Section 2 MVE466 System Board Note: Unlisted numbers have no entries, and are invalid. B - 2 Copyright 0 1993...

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