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Copyright Notice

© Copyright 1992 American Megatrends, Inc.
All rights reserved.
American Megatrends Inc.
6145-F Northbelt Parkway
Norcross, GA 30071

This publication contains proprietary information which is
protected by copyright. No part of this publication may be
reproduced, transcribed, stored in a retrieval system,
translated into any language or computer language, or
transmitted in any form whatsoever without the prior written
consent of the publisher, American Megatrends, Inc.

Limited Warranty

Buyer agrees if this product proves to be defective, that
American Megatrends, Inc. (hereafter referred to as AMI) is only
obligated to replace or refund the purchase price of this
product at AMI's discretion according to the terms and
conditions on the AMI Mark IV motherboard warranty card. AMI
shall not be liable in tort or contract for any loss or damage,
direct, incidental or consequential. Please see the AMI
Warranty Registration Card shipped with this product for full
warranty details.

Limitations of Liability

In no event shall AMI be held liable for any loss, expenses, or
damages of any kind whatsoever, whether direct, indirect,
incidental, or consequential, arising from the design or use of
this product or the support materials provided with the
product.

Trademarks

AMI acknowledges the following trademarks:

Intel, i386, and i486 are registered trademarks of Intel Corporation.
MS-DOS, Xenix, and Microsoft are registered trademarks of Microsoft Corporation.

Unix is a registered trademark of American Telephone and Telegraph Company
Bell Laboratories.

Toshiba is a registered trademark of Toshiba America Corporation.
Sony is a registered trademark of Sony Corporation.

NEC is a registered trademark of Nippon Electric Corporation.
Weitek is a registered trademark of Weitek Corporation.

IBM, AT, VGA, OS/2, and EGA are registered trademarks of International Business
Machines Corporation. XT, MDA, and CGA are trademarks of International

Business Machines Corporation.

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Summary of Contents for Mark IV Screamer

Page 1: ...AMI AMI Mark IV Screamer Guide ...

Page 2: ...equential Please see the AMI Warranty Registration Card shipped with this product for full warranty details Limitations of Liability In no event shall AMI be held liable for any loss expenses or damages of any kind whatsoever whether direct indirect incidental or consequential arising from the design or use of this product or the support materials provided with the product Trademarks AMI acknowled...

Page 3: ...nnect the Keyboard 13 Step 6 Connect the Mouse 13 Step 7 Connect Cables 13 Step 8 Install Adapter Cards 16 Step 9 Install Floppy Disk Drives 16 Step 10 Install Hard Disk Drive 18 Step 11 Perform Initial Test and Configuration 18 Chapter 3 Technical Description 19 Chapter 4 AMI Hi Flex BIOS Power On Self Test 27 POST Phases 27 BIOS Error Reporting 27 BIOS Beep Codes 28 AMI BIOS Beep Codes 29 AMI BI...

Page 4: ...p 45 Section 3 Advanced CMOS Setup 51 Advanced CMOS Setup First Screen 53 Advanced CMOS Setup Options 53 Section 4 AMI BIOS Password Support 61 Changing a Password 61 Section 5 Hard Disk Utility 63 When to Use AMI Hard Disk Utilities 64 Hard Disk Format Utility 65 Auto Interleave Utility 68 Media Analysis Utility 71 Hard Disk Utility Error Messages 73 Appendix A Upgrading Cache Memory 75 Appendix ...

Page 5: ... in the proper installation use and operation of the Mark IV Screamer board products This manual describes the many features of the Mark IV Screamer It explains how to connect the cables to the board and how to use the AMI Hi Flex BIOS This manual is not meant to be read by the computer owner who purchases a computer with the Mark IV Screamer It is assumed that you the computer manufacturer will u...

Page 6: ... board fails to operate as described or you need more information call the AMI technical support staff at 404 246 8600 Acknowledgments This manual was written by Robert Cheng and Paul Narushoff The writers gratefully acknowledge the assistance of Uma S Mondal ...

Page 7: ...creamer can easily be converted to an 80486 with an 80486 Adapter Card The motherboard contains sockets for both Intel 80387 and Weitek math coprocessors Memory The AMI Mark IV supports up to 64 MB of memory on the motherboard The Mark IV can support combinations of 256 KB x 9 1 MB x 9 and 4 MB x 9 SIMM modules Cache Memory The AMI Mark IV can use either 64 KB or 256 KB of cache memory operating a...

Page 8: ... can cache a 64 MB memory address space supports RAM shadowing for system BIOS video BIOS and option ROMs access 32 16 and 8 bit memory devices and 16 and 8 bit I O devices supports up to 64 MB on the motherboard using 4 MB SIMMs supports 256 KB 1 MB or 4 MB fast page mode SIMMs BIOS Setup and hard disk utilities optional Intel 80387 Weitek 3167 Numeric Coprocessor support onboard Weitek 4167 supp...

Page 9: ...pansion slots six 16 bit slots two 8 bit slots AMI Proprietary daughterboard slot for Intel 80486 and Weitek Coprocessors 26 bit memory addresses to access 64 MB With 8 16 bit memory cards 24 bit memory addresses can access an additional 16 MB supports eleven interrupt levels IRQ 3 IRQ 7 IRQ 9 IRQ 12 IRQ 14 and IRQ 15 I O channel check to generate NMI I O wait state generation open bus structure a...

Page 10: ... MB x 9 256 KB x 9 8 MB 8 1 MS SIMMs 10 MB 8 8 1 MB SIMMs 256 KB SIMMs 12 MB 12 1 MB SIMMs 16 MB 16 1 MB x 9 SIMMs 18 MB 4 4 MB x 9 SIMMs 24 MB 4 8 4 MB x 9 SIMMs 1 MB x 9 SIMMs 32 MB 8 4 MB x 9 SIMMs 34 MB 8 8 4 MB x 9 SIMMs 256 KB x 9 SIMMs 36 MB 8 4 4 MB x 9 SIMMs 1 MB x 9 SIMMs 40 MB 8 8 4 MB x 9 SIMMs 1 MB x 9 SIMMs 48 MB 12 4 MB x 9 SIMMs 64 MB 16 4 MB x 9 SIMMs ...

Page 11: ... at the same point as the anti static mat Or use a sheet of conductive aluminum foil grounded through a 1 megaohm resistor instead of the anti static mat Similarly a strip of conductive aluminum foil wrapped around the wrist and grounded through a 1 megaohm resistor serves the same purpose as the wrist band 3 Inside the carton the Mark IV board is packed in an anti static bag and sandwiched betwee...

Page 12: ...m BIOS reference number List of adapter cards installed to the system A clear description of the problem Installation Standoffs and mounting screws are not supplied with the Mark IV board Set all user configurable jumpers and switches and install coprocessors before attempting to install the board into a chassis Mark IV Motherboard Graphic Refer to the graphic of the Mark IV motherboard during ins...

Page 13: ...Mark IV Layout ...

Page 14: ...pages Step Action Turn to 1 Set initial switch settings Page 9 2 Install SIMMs Page 9 3 Install motherboard Page 11 4 Connect the power supply Page 13 5 Connect the keyboard Page 15 6 Connect the mouse Page 15 7 Connect cables Page 16 8 Install adapter cards Page 18 9 Install floppy disk drives Page 21 10 Install hard disk drives Page 23 11 Perform initial test and configuration Page 24 ...

Page 15: ...tall SIMMs The AMI Mark IV motherboard memory system consists of four 32 bit Dynamic Random Access Memory DRAM memory banks Both banks are designed to use Single inline memory module SIMM DRAMs Use either 1 MB x 9 or 4 MB x 9 SIMMs All SIMMs must support Column address strobe CAS before Row address strobe RAS refresh and should have Fast page mode accessing capability The possible Mark IV memory c...

Page 16: ...the SIMMs in the direction away from the latching tangs Once the modules are seated move them towards the tangs till they snap in place This does not require much force The SIMM memory modules are keyed so that it is not possible to install them incorrectly SIMM Part Numbers Use fast page SIMMs with 20 ns CAS access time tCAS 20 ns The RAS access time should be 80 or 100 ns tRAS 70 80 ns SIMM Type...

Page 17: ...00B2411 is in U68 and J3 is open SIMM types cannot be mixed within a memory bank Bank 1 Bank 2 Bank 3 Bank 4 Total Memory 1 MB None None None 4 MB 1 MB 1 MB None None 8 MB relocatable 1 MB 1 MB 1 MB None 12 MB 1 MB 1 MB 1 MB 1 MB 16 MB 1 MB 1 MB 4 MB None 24 MB 1 MB 1 MB 4 MB 4 MB 40 MB 4 MB None None None 16 MB relocatable 4 MB 4 MB None None 32 MB relocatable 4 MB 4 MB 1 MB None 36 MB 4 MB 4 MB ...

Page 18: ...KB None None None 1 MB relocatable 256 KB 256 KB None None 2 MB relocatable 256 KB 256 KB None None 6 MB relocatable 256 KB 256 KB 1 MB 1 MB 10 MB relocatable 256 KB 256 KB None None 18 MB 256 KB 256 KB 4 MB 4 MB 34 MB 1 MB None None None 4 MB relocatable 1 MB 1 MB None None 8 MB relocatable 1 MB 1 MB None None 12 MB 1 MB 1 MB 1 MB 1 MB 16 MB 1 MB 1 MB None None 24 MB 1 MB 1 MB 4 MB 4 MB 40 MB ...

Page 19: ... hardware should have been supplied with the chassis No hardware is supplied with the motherboard Remove the chassis cover and position the chassis beside the board Carefully position the board inside the case Determine the position of the holes for the plastic standoffs Place the motherboard on a piece of the shipping foam and firmly press the standoffs into the required holes until the locking p...

Page 20: ...uilt in filters to suppress radiated emissions The filters will help pass the appropriate FCC certification testing The power supply is connected to P8 and P9 on the motherboard The connectors should be keyed to prevent mistakes The keys on the connector must be cut to fit in some power supplies See the figure above for the location of connectors P8 and P9 standard 6 pin power supply connectors AT...

Page 21: ...rs P8 and P9 are 6 pin Power Supply Connectors The power supply connectors are polarized to avoid insertion of the wrong cable P8 Pinout Pin Assignment 1 Power good 2 VCC 3 12 volts 4 12 volts 5 Ground 6 Ground P9 Pin Assignment 1 Ground 2 Ground 3 5 volts 4 VCC 5 VCC 6 VCC ...

Page 22: ... DIN to 6 pin mini DIN converter is needed to connect a PS 2 type keyboard J11 Keyboard Connector J11 is a 5 pin DIN socket Connect an IBM AT compatible keyboard cable to J11 Pin Assignment 1 Keyboard clock 2 Keyboard Data 3 Not used 4 Ground 5 VCC Step 6 Connect the Mouse The mouse connector is a 6 pin mini DIN socket PS 2 compatible mouses can be connected to this socket ...

Page 23: ...pin orientation when plugging in cables See the following graphic The following cables should be connected to the motherboard from the chassis Reset Switch cable to J5 Speaker cable to J4 Keyboard Lock cable to J7 Connect the Reset Button Connector J5 is a 2 pin single inline berg When this button is pressed the system does a hard reset Pin 1 is Hard reset and pin 2 is Ground Connect the Speaker C...

Page 24: ...Turbo LED Connector J6 is a 2 pin single inline berg The Turbo LED is lit when the processor is running at high speed Pin 1 is Clock speed and Pin 2 is LED power J8 Test Connector J8 is a 2 pin single inline berg This connector is used for manufacturing testing and must remain open J9 Option ROM Enable J9 is a 2 pin single inline berg This jumper is used to enable option ROM If installed the optio...

Page 25: ...t used 3 Not used 4 Ground J2 Test Connector J2 is a 2 pin single inline berg This connector is used for manufacturing test and must remain open J3 Test Connector J3 is a 2 pin single inline berg This connector is set at the factory Do not change this setting Serial Ports The serial port pinout is shown below Pin Use Pin Use 1 Carrier Detect 2 Data Set Ready 3 Receive Data 4 Request to Send 5 Tran...

Page 26: ... J8 Parallel Port for Printer Pin Use Pin Use 1 STROBE 2 AUTOFEED 3 PD0 4 ERROR 5 PD1 6 INIT 7 PD2 8 SLCTIN 9 PD3 10 GND 11 PD4 12 GND 13 PD5 14 GND 15 PD6 16 GND 17 PD7 18 GND 19 ACK 20 GND 21 BUSY 22 GND 23 PE 24 GND 25 SLCT 26 N C ...

Page 27: ...e adapter cards It will also take 16 adapter cards The AMI Mark IV motherboard has seven 16 bit AT Compatible slots and one 8 bit ISA XT compatible slot The slots are numbered on the motherboard from Slot 1 through Slot 7 The AT slots can accept 8 16 bit ISA XT or AT compatible adapter cards The slots are described below If using an adapter card disk controller install it in the 16 bit slot closes...

Page 28: ...00 B9 12 A10 IOCHRDY B10 GND A11 AEN B11 SMEMW A12 SA19 B12 SMEMR A13 SA18 B13 IOW A14 SA17 B14 IOR A15 SA16 B15 DACK3 A16 SA15 B16 DREQ3 A17 SA14 B17 DACK1 A18 SA13 B18 DREQ1 A19 SA12 B19 REF A20 SA11 B20 SYSCLK A21 SA10 B21 IRQ7 A22 SA09 B22 IRQ6 A23 SA08 B23 IRQ5 A24 SA07 B24 IRQ4 A25 SA06 B25 IRQ3 A26 SA05 B26 DACK2 A27 SA04 B27 T C A28 SA03 B28 BALE A29 SA02 B29 5 A30 SA01 B30 OSC A31 SA00 B3...

Page 29: ...C2 LA23 D2 IOCS16 C3 LA22 D3 IRQ10 C4 LA21 D4 IRQ11 C5 LA20 D5 IRQ12 C6 LA19 D6 IRQ13 C7 LA18 D7 IRQ14 C8 LA17 D8 DACK0 C9 MEMR D9 DREQ0 C10 MEMW D10 DACK5 C11 SD08 D11 DREQ5 C12 SD09 D12 DACK6 C13 SD10 D13 DREQ6 C14 SD11 D14 DACK7 C15 SD12 D15 DREQ7 C16 SD13 D16 5 C17 SD14 D17 MASTER C18 SD15 D18 GND ...

Page 30: ...L1 13 GND 14 FDSEL0 15 GND 16 MOTOR1 17 GND 18 DIR 19 GND 20 STEP 21 GND 22 WDATA 23 GND 24 WGATE 25 GND 26 TRK0 27 GND 28 WRPROT 29 GND 30 RDATA 31 GND 32 HDSEL 33 GND 34 DSKCHNG Twist in Floppy Cable Floppy B to Floppy A Floppy B to Floppy A Floppy B to Floppy A Floppy B to Floppy A 10 to 16 12 to 14 14 to 12 16 to 10 11 to 15 13 to 13 15 to 11 ...

Page 31: ...lied with either the drive or the chassis Attach the cable to a hard disk controller card Hard Disk Drive Connector Pinout Pin Use Pin Use 1 RESET 2 GND 3 DATA7 4 DATA8 5 DATA6 6 DATA9 7 DATA5 8 DATA10 9 DATA4 10 DATA11 11 DATA3 12 DATA12 13 DATA2 14 DATA13 15 DATA1 16 DATA14 17 DATA0 18 DATA15 19 GND 20 KEY N C 21 N C 22 GND 23 IOW 24 GND 25 IOR 26 GND 27 N C 28 ALE 29 N C 30 GND 31 INT14 32 IOCS...

Page 32: ...s necessary run Setup provide the requested information and save the configuration data in CMOS RAM The system will then reset run POST and boot the operating system In Case of Errors If the system beeps during POST power on self test a serious problem exists with the system configuration or hardware The beeps are part of a Beep Code see Page that almost always indicates a bad component or that th...

Page 33: ... and System Configuration Verification compare defined configuration with hardware actually installed BIOS Error Reporting The Hi Flex BIOS performs the various diagnostic checks at the time the system is powered up If an error is encountered the error will be reported in one of two different ways If Then the error occurs before the display device is initialized a series of beeps will sound Beep c...

Page 34: ... A device has driven the bus signal for more than 7 8 microseconds BIOS Beep Codes Errors can occur during POST Power On Self Test which is performed every time the system is powered on Fatal errors see the next page are usually communicated through a series of audible beeps All errors except Beep Code 8 are fatal errors Fatal errors do not allow the system to continue the boot process Consult AMI...

Page 35: ...t functioning 5 beeps Processor error The CPU Central Processing Unit on the motherboard has generated an error 6 beeps 8042 Gate A20 Failure Gate A20 on the keyboard controller 8042 contains the allows the CPU to operate in protected mode The BIOS is not able to switch the CPU to protected mode 7 beeps Processor Exception Interrupt Error The CPU on the CPU card has generated an exception interrup...

Page 36: ...l error messages are displayed first and then Press the F1 key to continue with the boot procedure is displayed The F1 prompt message is not displayed if the Wait for F1 If Any Error option in the Advanced CMOS Setup has been disabled For most non fatal error messages there is only one message If a second message appears it will be RUN SETUP UTILITY If this message occurs press F1 to run AMI BIOS ...

Page 37: ...S RAM values are saved a checksum value is generated for error checking This message appears if the previous value is different from the current value Run Setup CMOS System Options Not Set The values stored in CMOS RAM are either corrupt or nonexistent Run Setup CMOS Display Type Mismatch The video type in CMOS RAM does not match the type detected by the BIOS Run Setup CMOS Memory Size Mismatch Th...

Page 38: ...process Keyboard Error There is a timing problem with the keyboard Make sure an AMI Keyboard BIOS is installed Set the Keyboard option in Standard CMOS Setup to Not Installed which skips the keyboard POST routines KB Interface Error There is an error with the keyboard connector No ROM BASIC Cannot find a proper bootable sector on either diskette drive A or hard disk drive C The BIOS cannot find RO...

Page 39: ...Parity Error There is a parity error with system memory but the address of the error cannot be determined Run memory diagnostic software such as AMI Diag to find and correct memory problems ...

Page 40: ...ith the system copy these reference numbers on a sheet of paper before consulting AMI When a problem occurs freeze the screen by powering on the system and holding a key down on the keyboard This will cause a Keyboard Error message Copy the three lines and report this information to AMI Press F1 to continue the boot process Set the option Wait for F1 If any Error in the Advanced CMOS Setup of Hi F...

Page 41: ...lay Type ROM BIOS Date 80386 Present 1 2 MB 1 44 MB VGA or EGA 05 01 91 Base Memory Size Ext Memory Size Hard Disk C Type Hard Disk D Type Serial Port s Parallel Port s 640 KB 7808 KB 44 None 3F8 378 Memory Found Memory Configured Bank 1 1 MB Bank 2 1 Meg Bank 1 1 MB Bank 2 1 Meg Shadow RAM F000 Enable Cache Memory 64K C000 Enable C400 Enable C800 Enable CC00 Enable D000 Disable D400 Disable D800 ...

Page 42: ...keystroke combinations through AMI BCP The above values are merely the default settings Enable Cache Memory Both external and internal if the CPU is an 80486 cache memory can be enabled by pressing Ctrl Alt Shift or disabled by pressing Ctrl Alt Shift The OEM can modify these keystroke combinations through the AMI BCP The above values are merely the default settings Setup The AMI Hi Flex BIOS Setu...

Page 43: ...vanced Chip Set Setup Advanced Chip Set Setup configures chip set specific features and is discussed in Section 4 Advanced CMOS and Advanced Chip Set Setup Features Default Settings Every option in the AMI BIOS Setup utility contains two default values a power on default and the BIOS Setup default value Power On Defaults The power on default settings consist of the safest set of parameters Use the...

Page 44: ...ured with these values unless CMOS RAM has been corrupted The AMI BIOS Setup resides in the ROM BIOS Read Only Memory Basic Input Output System and is available each time the computer is turned on If for some reason CMOS RAM becomes corrupted the system is configured with the default values stored in this ROM file There are two sets of BIOS values stored in the ROM file the BIOS Setup default valu...

Page 45: ... F5 Restores the values resident when the current Setup session began These values are taken from CMOS RAM if CMOS RAM was uncorrupted at the start of the session Otherwise they will be the BIOS Setup default values F6 Loads all features in the Advanced CMOS Setup Advanced Chip Set Setup with the BIOS Setup defaults F7 Loads all features in the Advanced CMOS Setup Advanced Chip Set Setup with the ...

Page 46: ...Main Menu Setup Options The Hi Flex BIOS Setup Main Menu options are shown below Each option is explained in detail in this section ...

Page 47: ...Warning Message A warning is displayed for Advanced CMOS Setup or Advanced Chip Set Setup ...

Page 48: ...Enter The following message will appear Default values loaded Press any key to continue Auto Configuration With Power On Defaults This option configures the default Power On values Power On default values are worst case values for system performance but are the most stable values that can be chosen Use this option as a diagnostic aid if the system is behaving erratically Type Y and press Enter to ...

Page 49: ...ulated and written to CMOS RAM Control is then passed to the ROM BIOS Press N and Enter to return to the Main Menu Press Y and Enter to save the system parameters and continue the boot process Do Not Write to CMOS RAM and Exit This option passes control to the ROM BIOS without writing any changes to CMOS RAM Press N and Enter to return to the Main Menu Press Y and Enter to continue the boot proces...

Page 50: ...Section 2 Standard CMOS Setup Overview Standard CMOS Setup is the first option on the Main Menu Press Enter at the highlighted selection to display this option The following screen appears ...

Page 51: ... Hard disk types from 1 to 46 are standard Type 47 is user definable and can be used for both drive C and D I Type 47 is selected enter the hard disk parameters Video Display Support for MDA and CGA video BIOS VGA JEGA and no video is provided Keyboard Enabled and disabled are supported Date And Day Configuration Move the cursor to the Date field with the arrow keys and set the Date and Day by pre...

Page 52: ...ecompensation circuitry on the hard disk compensates for the physical difference in sector size by boosting the write current for sectors on inner tracks This parameter is the track number where write precompensation begins Landing Zone This number is the cylinder location where the heads will normally park when the system is shut down Sectors The number of sectors per track Hard drives that use M...

Page 53: ...5 65535 855 17 35 MB 12 855 7 65535 855 17 50 MB 13 306 8 128 319 17 20 MB 14 733 7 65535 733 17 43 MB 15 0 0 0 0 0 0 16 612 4 0 663 17 20 MB 17 977 5 300 977 17 41 MB 18 977 7 65535 977 17 57 MB 19 1024 7 512 1023 17 60 MB 20 733 5 300 732 17 30 MB 21 733 7 300 732 17 43 MB 22 733 5 300 733 17 30 MB 23 306 4 0 336 17 10 MB 24 925 7 0 925 17 54 MB 25 925 9 65535 925 17 69 MB 26 754 7 754 754 17 44...

Page 54: ... 5 981 981 17 41 MB 43 830 7 512 830 17 48 MB 44 830 10 65535 830 17 69 MB 45 917 15 65535 918 17 114 MB 46 1224 15 65535 1223 17 152 MB Not Installed is an option that could be used for diskless workstations and SCSI hard disks Type 47 can be used for both hard disks C and D The parameters for type 47 under Hard Disk C and Hard Disk D can be different which effectively allows 2 different user def...

Page 55: ...0 KB 3 inch 1 44 MB 3 inch and Not Installed which could be used as an option for diskless workstations Monitor The Primary Display Options are Monochrome Color 40x25 VGA PGA EGA Color 80x25 and Not Installed which could be used for network file servers Keyboard The Keyboard Options are Installed and Not Installed ...

Page 56: ...wait states 640 KB 1 MB unused RAM remap option 512 KB 640 KB onboard memory disable Above 1 MB Memory Test Memory Test Tick Sound Memory Parity Error Check Hit DEL Message Display Wait for F1 If Any Error Power On Num Lock disable Internal External Cache Memory 80486 or Cache Memory 80386 Fast Gate A20 Option Video or Adapter ROM Shadow and Turbo Switch Function denotes a chip set specific option...

Page 57: ...e A warning message is displayed each time one of the first three options Standard CMOS Setup Advanced CMOS Setup and Advanced Chip Set Setup is selected before any changes are allowed to any of the setup parameters ...

Page 58: ...low Typematic Rate and Delay Typematic Rate Delay and Typematic Rate control the speed at which a keystroke is repeated When a key is pressed and held down the character is displayed and after a delay set by the Typematic Rate Delay repeats at a rate set by the Typematic Rate value When two or more keys are pressed and held down simultaneously only the last key pressed will be repeated at the type...

Page 59: ...Advanced CMOS Setup Options Continued Typematic Rate and Delay cont d ...

Page 60: ...this option will prevent the message Hit DEL if you want to run Setup from appearing when the system boots Hard Disk Type 47 Data Area The Hi Flex BIOS Setup has two user definable hard disk types Normally the data for these disk types are stored in 0 300h in lower system RAM but System BIOS shadowing must be turned off to configure a user definable hard disk drive type By moving the storage area ...

Page 61: ...e error message followed by Press F1 to continue If this option is disabled non fatal errors will not generate the above statement but the BIOS will still display the appropriate error message eliminating the need for user responses to non fatal errors System Boot Up Num Lock You can turn off the Num Lock option on the Enhanced Keyboard when the system is powered on This permits the use of the arr...

Page 62: ...this option is Disabled to allow a fast boot and to decrease the possibility of damage to the heads System Boot Up Sequence The AMI BIOS will normally attempt to boot from floppy drive A if present and if unsuccessful it will attempt to boot from hard disk C This sequence can be switched using this option If the option is set to C A the system will attempt to boot from the hard drive C and then A ...

Page 63: ... option enables the password check option every time the system boots or the end user runs Setup A third option is to disable the password option entirely The default option is Disabled The password prompt will not appear when the system is rebooted If Always is chosen during Setup a user password prompt appears every time the system is turned on If Setup is chosen the password prompt will not app...

Page 64: ... internal cache Enables or disables the CPU internal cache External Cache Memory Appears only on 80486 based systems that have a caching scheme external to the CPU Specify whether external cache is present Video or Adaptor ROM Shadow ROM shadow is a technique in which BIOS code is copied from slower ROM to faster RAM The BIOS is then executed from the RAM Shadow options are chip set specific and a...

Page 65: ...cessing considerably Fast Gate A20 is an alternate method of enabling Gate A20 which permits access to memory addresses above 1 MB All RAM accesses to extended memory addresses above 1 MB require that Gate A20 be enabled via the keyboard controller which is a slow process Fast Gate A20 is an alternative method for handling Gate A20 found in many chip sets and some software products Use Fast Gate A...

Page 66: ...ord Checking to change the password The password 1 6 characters is stored in CMOS RAM The default password AMI is stored in ROM and is only to be used if CMOS RAM is corrupted The default password can be changed by the end user To change a password select the Change Password option from the main Setup screen and press Enter Enter the default password AMI and press Enter The typed characters do not...

Page 67: ...p is run If Disabled was set in Advanced CMOS Setup the password prompt will never appear Using a Password The end user must enter the new password when the password prompt appears and then press Enter The end user should use the default password if CMOS RAM is corrupted The end user should keep a record of the new password when the password is changed If the end user forgets the password and pass...

Page 68: ...e factor Page Media Analysis Analyzes each hard disk drive track to determine whether it is usable The track is labeled bad if unusable Page Hard Disk Utility Error Messages Explanations of all error messages that can be generated by the Hard Disk Utilities Page These routines will work on drives that use the MFM RLL ERLL or ESDI data recording techniques They do not work on SCSI Disk Drives Warni...

Page 69: ...formatted None Installing a new hard disk You do not have a list of bad tracks Media Analysis Installing a new hard disk You do not know the optimum interleave factor Auto Interleave Installing a new hard disk The drive is not formatted Hard Disk Format Installing a used hard disk drive N A All Hard Disk Utilities When Hard Disk Diagnostics is selected the following screen appears Select one of th...

Page 70: ... This routine will not work on a SCSI Disk Drive Use the Hard Disk Format option to integrate a new hard disk to the system or to reformat a used hard disk which has developed bad tracks as a result of aging or poor handling Select the Media Analysis option to find bad tracks The following screen appears when you press Enter at the Hard Disk Format option ...

Page 71: ...rsor will be at Interleave The Disk Drive Type is read from CMOS RAM The Interleave factor can be selected manually or determined by Auto Interleave The hard disk drive manufacturer usually provides a list of bad tracks Enter these tracks They will then be labeled as bad to prevent data from being stored on them The following screen is displayed after entering Y in Mark Bad Tracks pressing Enter a...

Page 72: ...Hard Disk Format Utility Continued Type Y and press Enter The warning screen appears Warning Data on the hard drive will be irrevocably lost ...

Page 73: ...d error by measuring the transfer rate for four different interleave values To determine the best interleave factor the system will format a portion of the hard disk for each transfer rate calculated The cylinders heads and sectors formatted for each value will be displayed in the activity box It will not work on a SCSI Disk Drive Select Auto Interleave on the main Hard Disk Utility Screen and pre...

Page 74: ...ad Tracks The default is N To mark additional bad tracks type Y and press Enter The following screen appears After selecting options from the Bad Tracks Edit Menu press Esc Type Y and press Enter to proceed with the Auto Interleave process A warning screen appears ...

Page 75: ...Auto Interleave Utility Continued Press Enter to return to the main Hard Disk Utility screen To proceed type Y and press Enter ...

Page 76: ...bad tracks and lists them in the Bad Track List Box Since this test writes to all cylinders and heads on the hard disk to verify any bad tracks the test requires several minutes to complete For best results run this test in its entirety Media Analysis will not work on a SCSI Disk Drive Select Media Analysis from the main Hard Disk Utility Menu and press Enter The following screen appears ...

Page 77: ...Analysis Utility Continued The cursor will be on Proceed The warning screen appears Press Enter to stop The main Hard Disk Utility screen appears Type Y and press Enter to perform the hard disk drive analysis ...

Page 78: ... The address mark initial address on the hard disk could not be found Attachment Failed to Respond No response has been received from the hard disk drive An operation has already begun and the hard disk did not respond It had responded earlier Bad ECC on Disk Read When the hard disk drive utility writes to the disk it also calculates an ECC Error Correction Code value for the data being written Th...

Page 79: ...rect the data but the ECC value is not corrected Requested Sector Not Found The requested sector could not be found Reset Failed The reset command did not properly reset the hard disk Seek Operation Failed A seek command failed A seek operation is the act of finding a particular sector on the hard disk Undefined Error Command Aborted An unidentifiable error condition occurred Write Fault on Select...

Page 80: ... point as the anti static mat An alternative is to use a sheet of conductive aluminum foil grounded through a 1 Meg ohm resistor to ground Similarly a strip of conductive aluminum foil wrapped around the wrist and grounded through a 1 Meg ohm resistor will serve the purpose of a wristband Installing SRAM chips Upgrading cache memory requires eight 64 KB x 4 20 ns and three 64K x 4 17 ns SRAM chips...

Page 81: ...of cache memory is displayed on the System Configuration Screen after he system boots Cache Test If cache memory is faulty the BIOS message is Cache memory bad do not enable cache Check the BIOS System Configuration screen after system boot to make sure that the proper amount of cache memory is installed Cache RAM Locations A graphic that displays the cache memory SRAM locations appears on the fol...

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Page 84: ...TL4167 math coprocessor or to add a Weitek WTK3167 math coprocessor to the system Upgrading to an 80486 The AMI Mark IV can be upgraded to a 25 or 33 MHz 80486DX by adding an AMI Series 18 80486 CPU Coprocessor Card The end user can also add a Weitek WTL4167 math coprocessor when the 80486 microprocessor is installed Series 18 80486 CPU Coprocessor Card Layout The layout of the Mark IV 80486 80486...

Page 85: ...AMI Mark IV 80486 CPU Coprocessor Card Layout ...

Page 86: ... are straight Align pin 1 of the processor with pin 1 of the socket and insert the processor See the following figure Test for Math Coprocessor The AMI BIOS displays a System Configuration screen at the end of POST where the math coprocessor will be displayed as present If present is not displayed reinstall the coprocessor Switch off the power check the orientation of the coprocessor press the chi...

Page 87: ...coprocessor that can be used is a WTL4167 Installing the WTK3167 on the Series 18 CPU Coprocessor Card Find the socket labeled WTK3167 in the upper left corner of the AMI Series 18 CPU Coprocessor Card Pin 1 of the socket is on the corner with the chamfered edge Pin 1 of the WTL3167 is near the upper right corner Align the pins of the coprocessor with the socket After making sure that all pins are...

Page 88: ...ctor 19 Beep Codes 28 BIOS Beep Codes 28 Errors 27 Fatal error messages 28 Hard Disk Utilities 63 Non Fatal Error Messages 31 Password support 61 BIOS Setup 37 Board size 1 C Drive Error 32 C Drive Failure 32 Cables 13 Cache Memory Upgrading 75 Cache Memory Bad Do Not Enable Cache 32 CAS 9 CGA 9 CH 2 Timer Error 32 CMOS Battery State Low 32 CMOS Checksum Failure 32 CMOS Display Type Mismatch 32 CM...

Page 89: ...rs BIOS 27 External Cache Memory 59 Fast Gate A20 60 Fast Gate A20 Options 60 FDD Controller Failure 33 Floppy Drive 50 Floppy Drive Seek At Boot 57 Floppy Drives Install 16 Format Utility 65 Hard Disk Configuration 47 Hard Disk Drive Install 18 Hard Disk Format 63 65 Hard Disk Parameter Table 48 Hard Disk Type 47 Data Area 55 Hard Disk utilities Error messages 73 When to use 64 Hard Disk Utility ...

Page 90: ...r 23 Keyboard Error 33 Keyboard Is Locked Unlock It 33 Keyboard Lock Connector 14 22 Manufacturing Test 19 Manufacturing Test Port 27 Mark Bad Tracks 69 Math Coprocessor Card 23 Media Analysis 63 Media Analysis Utility 71 Memory 9 Memory Configurations 4 Memory Parity Error Check 55 Memory Test Tick Sound 55 Monitor 50 Monochrome 9 Motherboard Installing 11 Motherboard Graphic 6 Mouse 13 No ROM BA...

Page 91: ... 43 DOS 1 KB 55 External Cache Memory 59 Fast Gate A20 60 Floppy Drive Seek At Boot 57 Hard Disk 47 Hard Disk Parameter Table 48 Hard Disk Type 47 Data Area 55 Internal Cache Memory 59 Key Usage 40 Memory Parity Error Check 55 Memory Test Tick Sound 55 Num lock off 51 Numeric processor 51 Numeric Weitek Processor s 57 Password Check Option 58 Running 39 Standard CMOS Setup 45 System Boot UP CPU Sp...

Page 92: ...Num Lock 56 System Boot Up Sequence 57 System Boot Up Speed 51 System ROM Shadow 59 Technical Description 19 Technical Support vii 6 Test Connector 20 Testing 18 Timer Not Operational 29 Troubleshooting 6 Turbo LED Connector 22 Typematic Rate and Delay 53 Unpacking 5 VGA 9 Video or Adaptor ROM Shadow 59 Wait for F1 If any Error 35 Wait for F1 If Any Error 56 Weitek processor 51 ...

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