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American Megatrends 80486 Baby EISA Motherboard User's Guide

Appendix A

Temperature and Power

Temperature Ranges

The following values are ambient temperatures inside the computer case.

The motherboard temperatures reflect the 80486 CPU Heat dissipation

requirements because it is the hottest component. Temperature

specifications vary with the CPU frequency.

Operating Temperature Ranges For 80486

Frequency

Heat
Sink

Airflow over

CPU

Airflow over

other

components

Temperature

Range

20 or 25 MHz

400 feet per

minute

Not critical

through 47

33 MHz

400 feet per

minute

Not critical

through 36

50 MHz

YES

200 feet per

minute

Not critical

through 50

Humidity

The recommended humidity range for operation of the American Megatrends

Baby EISA motherboard is 20% to 80% non-condensing.

Содержание 64 Series

Страница 1: ...American Megatrends Inc Series 64 Baby EISA 80486 EISA Motherboard User s Guide MAN 664 3 15 93 ...

Страница 2: ...trends 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 Intel and i486 are registered trademarks of Intel Corporation MS DOS Xenix and Microsoft are registered trademarks of Microsoft Corporation IBM AT VGA OS 2 and E...

Страница 3: ... System Problems 34 AMIBIOS Displayed Error Messages 35 EISA Error Messages 37 ISA BIOS NMI Messages 37 EISA BIOS NMI Error Messages 37 Chapter 4 AMIBIOS Setup 39 Section 1 Running AMIBIOS Setup 41 AMIBIOS Setup Key Use 42 AMIBIOS Setup Main Menu 43 Auto Configuration With BIOS Defaults 43 Auto Configuration With Power On Defaults 44 Write to CMOS and Exit 44 Do Not Write to CMOS RAM and Exit 44 S...

Страница 4: ...ze Block 0 58 Non Cache Start Block 0 58 Cacheable Region 58 BCLK Stretch 59 Back to Back I O 59 CPU Time Slice Priority 59 Fast Keyboard Reset 60 Section 5 AMIBIOS Password Support 61 Section 6 Hard Disk Utility 63 When to Use AMIBIOS Hard Disk Utilities 64 Hard Disk Format Utility 65 Auto Interleave Utility 67 Hard Disk Utility Error Messages 69 Appendix A Temperature and Power 71 Appendix B EIS...

Страница 5: ...therboard It explains how to assemble a system based on the Baby EISA motherboard and how to use the AMIBIOS that is specifically designed for this motherboard This manual is not meant to be read by the computer owner who purchases a computer with the Baby EISA motherboard It is assumed that you the computer manufacturer will use this manual as a sourcebook of information and that parts of this ma...

Страница 6: ...modem call 404 246 8782 BBS Phone Numbers The following table lists the characteristics of the BBS phone numbers The BBS requires no parity 8 data bits and 1 stop bit Phone Number Characteristics 404 246 8780 Supports HST and v 42 404 246 8781 Supports HST and v 42 404 246 8782 Dual standard Can handle 2400 or 9600 bps Supports v 32 and v 42 Can handle up to 14 400 baud 404 246 8783 Supports v 32 ...

Страница 7: ...aby EISA is an EISA Extended Industry Standard Architecture motherboard It is approximately 8 6 inches wide by 13 inches long approximately the size of a standard Baby AT motherboard with similar mounting hole locations The following graphic illustrates the dimensions of the Baby EISA motherboard and identifies the height restrictions ...

Страница 8: ...boards with a 50 or 66 MHz 80486DX 80486DX2 or Overdrive processor are equipped with a heat sink to help dissipate the additional heat Processor Speed All Baby EISA motherboards have two clock speeds high or low The high clock speed is factory set to the rated speed of the installed microprocessor 20 25 33 50 or 66 MHz Low clock speed is achieved by adding the appropriate number of software delays...

Страница 9: ...AMIBIOS ADVANCED CHIPSET SETUP The cache read and write has 0 wait states 1 wait state is used for write operations if a 50 or 66 MHz microprocessor is installed Burst mode is supported Cache memory is enabled and disabled via the keyboard or a hardware turbo switch The hardware turbo switch can be enabled or disabled via ADVANCED CMOS SETUP The keychords that control cache memory are Ctrl Alt Shi...

Страница 10: ...aptor ROM BIOS C8000h DFFFFh can be shadowed in 16 KB increments ROM The Baby EISA motherboard has 128 KB of ROM that contains the system EISA AMIBIOS at memory location E0000h FFFFFh BIOS The Baby EISA motherboard has a 128 KB EISA AMIBIOS at E0000h FFFFFh with built in AMIBIOS Setup hard disk drive diagnostics and user definable hard disk drive types AMIBIOS allows you to bypass error messages f...

Страница 11: ...Baby EISA motherboard has a real time clock and CMOS RAM with built in battery backup The battery is on the CMOS Real Time Clock chip Performance Upgrade Socket The Baby EISA motherboard has an Intel Performance Upgrade Socket for an optional 80487SX numeric coprocessor or Intel Overdrive processor EISA Integrated Peripheral Controller The Baby EISA motherboard has an OPTi 82C686 EISA Integrated P...

Страница 12: ... 1 Counter 0 OUT 2 IRQ 1 Keyboard 3 10 IRQ 2 Used internally for IRQ 8 through IRQ 15 3 IRQ 8 Real TIme Clock 4 IRQ 9 EISA bus 5 IRQ 10 EISA bus 6 IRQ 11 EISA bus 7 IRQ 12 Mouse on EISA bus 8 IRQ 13 Coprocessor Error 9 IRQ 14 EISA bus Hard disk drive controller 10 IRQ 15 EISA bus 11 IRQ 3 EISA bus Serial Port 2 12 IRQ 4 EISA bus Serial Port 1 13 IRQ 5 EISA bus Parallel Port 2 14 IRQ 6 EISA bus and...

Страница 13: ...oximately 8 33 MHz Expansion Slots The motherboard has eight 188 pin 32 bit EISA expansion slots fully compatible with ISA adapter cards The first six EISA slots are bus mastering slots Maximum Supported Memory Addresses The Baby EISA motherboard uses 32 bit memory addresses to access 4 gigabytes of memory address space on the EISA expansion slots I O Channel Check The Baby EISA motherboard suppor...

Страница 14: ...ISA bus slot number 0 for motherboard Memory Refresh from Bus The Baby EISA motherboard supports refresh of system memory from channel microprocessors Keyboard A standard five pin AT compatible DIN connector is supplied for the keyboard A five pin berg connector for a keyboard lock connector is also provided Any AT or XT compatible keyboard can be used Mouse A 10 pin header is used for the mouse A...

Страница 15: ...through a 1 megohm resistor instead of the anti static mat Similarly a strip of conductive aluminum foil wrapped around the wrist and grounded through a 1 megohm resistor serves the same purpose as the wristband 3 Inside the carton the motherboard is packed in an anti static bag and sandwiched between sheets of sponge Remove the sponge and remove the anti static bag Place the motherboard on a grou...

Страница 16: ...Chapter 2 Installation 10 ...

Страница 17: ...American Megatrends 80486 Baby EISA Motherboard User s Guide 11 ...

Страница 18: ...Chapter 2 Installation 12 ...

Страница 19: ...ily damaged by static electricity Follow the instructions carefully to ensure correct installation and to avoid static damage Step 1 Set Switch and Jumper Options Set all user configurable jumpers and switches before installing the motherboard in the chassis SW SW is a dual two position DIP switch SW 1 DIAG is OFF when shipped and it should remain OFF The COL MONO SW 2 switch sets the type of vide...

Страница 20: ... OPEN OPEN J16 two pin OPEN OPEN OPEN Short 1 2 J17 two pin OPEN OPEN Short 1 2 Short 1 2 J27 three pin Short 2 3 Short 1 2 Short 1 2 Short 1 2 J3 2x or 1x CLK Select J6 Flush or Burst Write J16 Speed Input to EBC J17 Speed Input to EBC J27 Synchronous BCLK Select J9 Set CPU Type J9 is a four pin berg that selects the CPU type When Pins 3 4 of J9 are shorted it is IGNNE Pin Select When Pins 1 2 of...

Страница 21: ... Cache two pin OPEN Short 1 2 J19 CAA16 to Cache two pin OPEN Short 1 2 J28 CAA170 CAA17I or HA2 three pin Short 2 3 Short 1 2 J29 Short EXRDY for CHRDY J29 is a two pin berg that may be needed for compatibility When pins 1 and 2 are shorted together EXRDY drives CHRDY See the figure below for the location of J29 Jumper Reference All jumpers are located on the half of the Baby EISA motherboard whe...

Страница 22: ...he following illustration shows the corner of the motherboard where the SIMM slots are located SIMM Part Numbers Memory Type Manufacturer Part Number 1 MB x 9 Fujitsu MB85235 70 Toshiba THM91070AS 70 THM91000AS 70 Motorola MCM91000S 70 MCM91430S 70 Oki MSC2312A 704S9 NEC MC 42100A9 70 Samsung KMM591000AN 7 Siemens HYM910005 70 4 MB x 9 Motorola MCM94000A 70 Samsung KMM594000A 70 Oki MSC2340 70459 ...

Страница 23: ...push it up to a vertical position When properly inserted the SIMM clicks into place as the latching pins engage See the following figure Memory Configuration The Baby EISA motherboard checks the memory banks and automatically configures the amount of memory installed in the SIMM sockets There are no user definable jumper or switch settings for configuring memory The following table shows the possi...

Страница 24: ... Upgrade Processor Gently straighten any bent pins with pliers Align the pins and press the Math Coprocessor or Upgrade Processor firmly into the socket making sure that pin 1 of the chip is aligned with pin 1 of the socket When the Math Coprocessor or Upgrade Processor is correctly installed a row of socket holes will show on the outside on all sides as shown in the drawing on the right below Ins...

Страница 25: ...s mounted The power supply is mounted at the far end of the chassis 3 Push four nylon standoffs from the solder side of the motherboard in the holes provided for them The standoffs lock in place Find the slots provided for the standoffs on the chassis Hold the motherboard component side up with the edge with the standoffs toward you and the edge with the power supply connector away from you The ad...

Страница 26: ...ten run on a wide range of voltages but must be set usually with a switch to the proper range Use at least a 230 watt power supply that has built in filters to suppress radiated emissions If all EISA expansion slots are filled a 300 450 watt power supply is needed Power Connector Location The power connectors are near the keyboard connector The following graphic illustrates the locations of the po...

Страница 27: ...ect PS3 and PS2 Power supplies for ISA systems have two six pin connectors inserted into PS3 and PS2 The six pin connector with three red wires and two black wires is connected to PS3 and the connector with an Orange wire on Pin 1 is connected to PS2 PS1 connects to the extra power line in larger power supplie ...

Страница 28: ... Continued Power Supply Connectors are Keyed The connectors should be keyed to prevent connecting the plugs to the wrong connectors The keys on the connector must be cut to fit on some power supplies The following figure illustrates the keys that must be cut ...

Страница 29: ...VCC Red wire 3 12 Volts Yellow wire 4 12 Volts Blue wire 5 Ground Black wire 6 Ground Black wire PS2 Pinout Pin Description 1 Ground Black wire 2 Ground Black wire 3 5 Volts White wire 4 VCC Red wire 5 VCC Red wire 6 VCC Red wire PS1 Pinout Pin Description 1 VCC Red wire 2 VCC Red wire 3 VCC Red wire 4 Ground Black wire 5 Ground Black wire 6 Ground Black wire ...

Страница 30: ...ctor is a five pin DIN socket labeled KEYBRD and J1 on the motherboard It attaches to the keyboard cable of a standard AT compatible keyboard The location of the keyboard connector and the J1 pinout follow Pin Assignments 1 Keyboard clock 2 Keyboard data 3 Not used 4 Ground 5 VCC ...

Страница 31: ...order the mouse cable by calling the American Megatrends Sales Department at 404 263 8181 The part name is Cable Assembly DB9 Male 10 pin The part number is CBLSUB1 10 The cable is shown below J2 is shown below The mouse and keyboard connector locations are shown on the previous page The J2 pinout is below Pin Description Pin Description 1 Mouse Clock 2 N C 3 N C 4 N C 5 N C 6 FVcc 7 N C 8 Mouse D...

Страница 32: ...are color coded Match the color of the wires leaving the switch or LED to the same pin on the connector end There may be more than one connector with the same color coded wire If so follow the wire to the proper pin on the switch or LED Pin 1 is labeled on the motherboard In some cases the 1 may be obscured Pin 1 can also identified easily by turning the motherboard over and looking at the connect...

Страница 33: ...the Reset Switch mounted on the chassis When the Reset Switch is pressed the system performs a hard reset Pin 1 is ground and Pin 2 is Hard Reset See the figure on the previous page for the J31 location J22 Speaker Connector J22 is a four pin single inline berg that attaches via a cable to the audio speaker AMIBIOS signals hardware problems through the speaker See the figure on the previous page f...

Страница 34: ...Description 1 LED power 2 Key 3 Ground 4 Keyboard lock 5 Ground Step 9 Install Adapter Cards The 80486 Baby EISA motherboard has eight EISA expansion slots See the figure on page 10 for the location of the expansion slots The slots are numbered SLOT1 through SLOT8 and can accept 8 or 16 bit ISA XT or AT compatible or 16 or 32 bit adapter cards Slot Description 1 6 EISA bus master slot These slots ...

Страница 35: ...s of contacts one below the other An ISA AT Compatible Adapter Card can be inserted into the EISA connector only far enough to make contact with the upper row of contacts EISA adapters have longer fingers to allow contact with the second row of contacts See the following graphic When installing EISA adapter cards make sure that they snap in twice and are fully seated into the EISA slot If the card...

Страница 36: ...0 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 B31...

Страница 37: ...8 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 EISA Slot Pinout The following table identifies the pin values for the pins on each of the eight rows of pins on an EISA adapter card 8 and 16 bit ISA signals are shown Pins labeled xxxxxx are generall...

Страница 38: ... SMRDC 12 Reserved 12 SA19 13 GND 13 IOWC 13 Reserved 13 SA18 14 Reserved 14 IORC 14 Reserved 14 SA17 15 BE 3 15 DAK 3 15 GND 15 SA16 16 Access Key 16 DRQ3 16 Access Key 16 SA15 17 BE 2 17 DAK 1 17 BE 1 17 SA14 18 BE 0 18 DRQ1 18 LA 31 18 SA13 19 GND 19 REFRESH 19 GND 19 SA12 20 5 volts 20 BCLK 20 LA 30 20 SA11 21 LA 29 21 IRQ 7 21 LA 28 21 SA10 22 GND 22 IRQ 6 22 LA 27 22 SA9 23 LA 26 23 IRQ 5 23...

Страница 39: ...TC 11 D23 11 DRQ 5 11 GND 11 D8 12 D24 12 DAK 6 12 D25 12 D9 13 GND 13 DRQ 6 13 D26 13 D10 14 D27 14 DAK 7 14 D28 14 D11 15 Access Key 15 DRQ 7 15 Access Key 15 D12 16 D29 16 5 volts 16 GND 16 D13 17 5 volts 17 MASTER16 17 D30 17 D14 18 5 volts 18 GND 18 D31 18 D15 19 MAXx 19 MREQx Step 10 Test and Configure _ make sure that all adapter cards are seated properly _ make sure all connectors are prop...

Страница 40: ... the affected part is properly seated and connected An error message is displayed if the error is less serious see page 37 Recheck the system configuration or the connections Configure the System Run AMIBIOS Setup You must enter the requested information and save the configuration data in CMOS RAM The system then resets runs POST and boots the operating system Run the ECU Run the American Megatren...

Страница 41: ... initialize motherboards for normal operations and System Configuration Verification compare defined configuration with there hardware actually installed BIOS Error Reporting AMIBIOS performs diagnostic when the system is powered up Errors are reported in one of two ways If then the error occurs before the display device is initialized a series of beeps sound Beep codes indicate that a fatal error...

Страница 42: ...upt Error The CPU generated an exception interrupt 8 Display Memory Read Write Error The system video adapter is either missing or memory is faulty 9 ROM Checksum Error The ROM checksum value does not match the value in the BIOS 10 CMOS Shutdown Register Read Write Error The shutdown register for CMOS RAM failed Troubleshooting System Problems What to Do If the Computer Beeps If the system beeps t...

Страница 43: ...alue is different from the current value Run AMIBIOS Setup CMOS System Options Not Set The values stored in CMOS RAM are either corrupt or nonexistent Run AMIBIOS Setup CMOS Display Type Mismatch The video type in CMOS RAM does not match the type detected by the BIOS Run AMIBIOS Setup CMOS Memory Size Mismatch The amount of memory on the motherboard is different than the amount in CMOS RAM Run AMI...

Страница 44: ...rd Set the Keyboard option in STANDARD CMOS SETUP to Not Installed to skip the keyboard POST routines KB Interface Error Error in the keyboard connector on the motherboard No ROM BASIC Cannot find a proper bootable sector on either diskette drive A or hard disk drive C Use a bootable disk Off Board Parity Error Parity error in offboard memory The format is OFF BOARD PARITY ERROR ADDR HEX XXXX XXXX...

Страница 45: ...he card cannot be configured Run the ECU Software Port NMI Inoperational The software port NMI is not working ISA BIOS NMI Messages ISA NMI Message Explanation Memory Parity Error at xxxxx Memory failed If the memory location can be determined it is displayed as xxxxx If not the message is Memory Parity Error I O Card Parity Error at xxxxx An adapter card failed If the address can be determined it...

Страница 46: ...visible POST routine is the memory test The screen that appears when the system is powered on is shown below AMIBIOS C 1992 American Megatrends Inc BIOS Release 64102092 Hit DEL If you want to run SETUP C American Megatrends Inc 41 0000 009999 00111111 060692 AMIS64 F The first BIOS Identification String appears in the left bottom corner of the screen Press Ins to display two more Identification S...

Страница 47: ...t any time by pressing Ctrl Alt Processor speed can be decreased by pressing Ctrl Alt Of course the OEM can modify these keystroke combinations via AMIBCP The above values are merely the default settings Enable Cache Memory External cache memory can be enabled by pressing Ctrl Alt Shift or disabled by pressing Ctrl Alt Shift The OEM can modify these keystroke combinations via AMIBCP The above valu...

Страница 48: ...drives hard disk drives time and date monitor type and keyboard STANDARD CMOS SETUP is discussed on page 47 ADVANCED CMOS SETUP ADVANCED CMOS SETUP allows the end user to configure more advanced parts of memory configuration peripheral support and password support ADVANCED CMOS SETUP is discussed in Section 4 on page 51 ADVANCED CHIPSET SETUP ADVANCED CHIPSET SETUP allows the end user to configure...

Страница 49: ...f a back up battery provides power to CMOS RAM which retains these parameters The system is configured with these values when powered on Default Values If the configuration values in CMOS RAM become corrupted the system is configured with the default settings stored in this ROM file There are two sets of BIOS settings stored in the ROM file the BIOS Setup defaults and the Power On defaults See pag...

Страница 50: ...lors 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 the values are the BIOS Setup default values F6 Loads all options in ADVANCED CMOS SETUP and ADVANCED CHIPSET SETUP with the BIOS Setup defaults F7 Loads all options in ADVANCED CMOS SETUP and ADVANCED CHIPSET SETUP with th...

Страница 51: ...NCED CMOS SETUP or ADVANCED CHIPSET SETUP Press any key to continue Auto Configuration With BIOS Defaults Auto Configuration With BIOS Defaults uses the default system values The BIOS default value are best case values that should optimize system performance If CMOS RAM is corrupted the BIOS defaults are automatically loaded To use the BIOS defaults highlight this option type Y and press Enter The...

Страница 52: ... CMOS SETUP ADVANCED CMOS SETUP ADVANCED CHIPSET SETUP and the new Password are stored in CMOS RAM when this option is selected A CMOS RAM checksum is calculated and written to CMOS RAM Control is then passed to the ROM BIOS Write to CMOS and Exit Y N appears when this option is highlighted and you press Enter Type N and press Enter to return to the Main Menu Type Y and press Enter to save the sys...

Страница 53: ...e And Day Configuration Ranges for each value are shown in the lower left corner Move the cursor to the Date field with and and set the Date and Day by pressing PgUp and PgDn to change the values Time Configuration This option uses a 24 hour clock format for PM numbers add 12 to the hour for example enter 4 30 PM as 16 30 00 Move the cursor to the Time field via and and set the time by pressing Pg...

Страница 54: ...escription Type The number designation for a drive with certain identification parameters Cylinders The number of cylinders in the disk drive Heads The number of heads Write Precompensation The size of a sector gets progressively smaller as the track diameter diminishes Yet each sector must still hold 512 bytes Write precompensation circuitry on the hard disk compensates for the physical differenc...

Страница 55: ...5535 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 MB 27 754 11 65535 754 17 69 MB 28 699 7 256 699 17 41 MB 29 823 10 65535 823 17 68 MB 30 918 7 918 918 17 53 MB 31 1024 11 65535 1024 17 94 MB 32 1024 15 65535 1024 17 128 MB 3...

Страница 56: ...stalled can be used for diskless workstations Monitor Move the cursor to these fields via and and choose the monitor type by pressing PgUp and PgDn The Primary Display Options are Monochrome Color 40x25 VGA PGA EGA Color 80x25 or Not Installed Not Installed is used for network file servers Keyboard Move the cursor to these fields via and and choose Installed or Not Installed by pressing PgUp and P...

Страница 57: ...bled Adaptor ROM Shadow D000 16K Disabled Hit DEL Message Display Enabled Adaptor ROM Shadow D400 16K Disabled Hard Disk Type 47 RAM Area 0 300 Adaptor ROM Shadow D800 16K Disabled Wait For F1 If Any Error Enabled Adaptor ROM Shadow DC00 16K Disabled System Boot Up Num Lock On Adaptor ROM Shadow E000 64K Enabled Floppy Drive Seek At Boot Enabled System ROM Shadow F000 64K Enabled System Boot Up Se...

Страница 58: ...e Typematic Rate The Typematic Rate Delay BIOS Setup and Power On default is 500 The Typematic Rate BIOS Setup default is 30 characters per second The Typematic Rate Power On default is 15 characters per second Mouse Support Option This option enables the PS 2 mouse support The settings are Enabled or Disabled The BIOS Setup and Power On default is Enabled Above 1 MB Memory Test This option when e...

Страница 59: ...if you want to run Setup appears when the system boots The settings are Enabled or Disabled The BIOS Setup and Power On default is Enabled Hard Disk Type 47 RAM Area You can specify a user definable hard disk type for drives C and D The type 47 drive parameters must be entered in STANDARD CMOS SETUP see page 49 This option specifies the type 47 data storage area 0 300h in lower system RAM or in th...

Страница 60: ...on so you can use the arrow keys on both the numeric keypad and the keyboard Floppy Drive Seek At Boot When enabled a Seek command is sent to floppy drive A at system boot The settings are Enabled or Disabled The BIOS Setup default is Disabled The Power On default is Enabled System Boot Up Sequence AMIBIOS can boot from floppy drive A first or hard disk drive C first This sequence can be reversed ...

Страница 61: ...essor address line A20 To remain XT compatible and be able to access conventional memory from 0 1024K address line A20 must always be low so Gate A20 must be disabled However some software programs both enter protected mode and use the CMOS RAM Shutdown byte to return to real mode via the BIOS For this software Gate A20 must be constantly enabled and disabled via the keyboard controller which is s...

Страница 62: ...uted from the RAM These two options enable Video ROM shadowing in the video ROM memory segment at C000 C7FFh The settings are Enabled or Disabled The BIOS Setup default is Enabled The Power On default is Disabled Adaptor ROM Shadow C800 16K Adaptor ROM Shadow CC00 16K Adaptor ROM Shadow D000 16K Adaptor ROM Shadow D400 16K Adaptor ROM Shadow D800 16K Adaptor ROM Shadow DC00 16K Adaptor ROM Shadow ...

Страница 63: ...t the boot sector write Boot Sector Write Possible VIRUS Continue Y N _ The following is displayed if any program attempts to format any cylinder head or sector of any hard disk drive via the BIOS INT 13 Hard Disk Drive Service Format Possible VIRUS Continue Y N _ Cacheable ROM Area This option permits the system BIOS and video BIOS to be not only shadowed but also makes the memory segments cachea...

Страница 64: ...Chapter 4 AMIBIOS Setup 58 ...

Страница 65: ...e Early Write Enable Disabled Cacheable Region 64 MB BCLK Stretch Disabled Back to Back I O 2 CPU Time Slice Priority 0 Fast Keyboard Reset Slow ESC Exit Sel Ctrl Pu Pd Modify F1 Help F2 F3 Color F5 Old Values F6 BIOS Setup Defaults F7 Power On Defaults ADVANCED CHIPSET SETUP Options Hidden Refresh If AT Style is selected the CPU must wait during DRAM refresh The Hidden setting improves system per...

Страница 66: ... Block 1 Non Cache Start Block 2 This option provides the starting address of the memory area that contains non cacheable information The BIOS Setup and Power On defaults are 000000 Cache Early Write Enable This option enables a hardware circuit that writes data code to cache memory faster The settings are Enabled or Disabled The BIOS Setup and Power On defaults are Disabled Cacheable Region This ...

Страница 67: ...ware when two or more consecutive I O operations occur The BIOS Setup and Power On default two wait states usually assures proper operation of most adapter cards If a slower adapter card is installed the number of wait states can be increased If only high speed adapter cards are used the number of wait states can be decreased but always set at least 2 wait states The valid settings are 1 through F...

Страница 68: ...62 ADVANCED CHIPSET SETUP Options Continued Fast Keyboard Reset The settings are Slow the BIOS waits for a HALT instruction after a keyboard reset command or Fast it does not wait The BIOS Setup and Power On defaults are Slow ...

Страница 69: ...ge Password option from the AMIBIOS Setup Main Menu and press Enter The following prompt appears Enter CURRENT Password The first time this option is selected the end user must enter a password and press Enter The screen does not display the characters entered After the current password is correctly entered the end user is asked to retype the new password and press Enter If the password confirmati...

Страница 70: ...assword function is present and is enabled 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 he forgets the password and password protection is enabled he must return the system to t...

Страница 71: ...es the optimum interleave factor and then performs a low level format of the hard disk drive Page 69 Media Analysis Analyzes each hard disk drive track to determine whether it is usable The track is labeled bad if unusable Page 55 The hard disk utility error messages are described on page 71 These routines work on drives that use the MFM RLL ARLL or ESDI data recording techniques They do not work ...

Страница 72: ...or and the drive is preformatted 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 a...

Страница 73: ...p the data on the hard disk before running this utility This routine does not work on IDE or SCSI drives Use Hard Disk Format to integrate a new hard disk to the system or to reformat a used hard disk that has bad tracks as a result of aging or poor handling Select Media Analysis to find bad tracks The following screen appears when Hard Disk Format is selected ...

Страница 74: ...elected manually or determined by the Auto Interleave routine The hard disk drive manufacturer usually provides a list of bad tracks Enter these tracks They are then 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 and selecting add delete revise or clear from the Bad Track Edit Menu Type Y and press Enter...

Страница 75: ... hard disk for each transfer rate calculated The cylinders heads and sectors formatted for each value is displayed in the activity box Auto Interleave does not work on IDE or SCSI drives Select Auto Interleave on the main Hard Disk Utility Screen and press Enter The following appears The cursor is on Mark Bad Tracks The default is N To mark additional bad tracks type Y and press Enter After select...

Страница 76: ... 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 does not work on IDE or SCSI drives Select Media Analysis from the main Hard Disk Utility Menu and press Enter The following screen appears The cursor is on Proceed The warning screen appears Press Enter to stop The main Hard Dis...

Страница 77: ...s selected FATAL ERROR Bad Hard Disk No response from the hard disk or the hard disk is not repairable Check all cable and power connections to the hard disk Hard Disk Controller Failure Error response from the reset command sent to the hard disk controller The controller may not be seated properly C D Hard Disk Failure The hard disk drive C or D is not responding to commands Check power and cable...

Страница 78: ...d out The hard disk drive utility waited beyond a preset specified time limit Drive Parameter Activity Failed A reset command was sent to the controller followed by drive parameters Using these parameters the controller did not get a response from the hard disk Make sure the drive type is correct ECC Corrected Data Error The ECC value explained above read from the disk is not the same value writte...

Страница 79: ...mponent Temperature specifications vary with the CPU frequency Operating Temperature Ranges For 80486 Frequency Heat Sink Airflow over CPU Airflow over other components Temperature Range 20 or 25 MHz NO 400 feet per minute Not critical 0 through 47 C 33 MHz NO 400 feet per minute Not critical 0 through 36 C 50 MHz YES 200 feet per minute Not critical 0 through 50 C Humidity The recommended humidit...

Страница 80: ...n slots is 36 Amps if all slots are filled The total maximum power consumption is 40 Amps at 5V with a 220 Watt power supply Power Source Three power connectors PS1 PS2 and PS3 are provided on the Baby EISA motherboard These connectors provide seven 5V connects Each is rated at approximately 5 Amps The total maximum power consumption for all three connectors is approximately 35 Amps Conclusion The...

Страница 81: ...EISA Configuration Utility ECU when configuring an EISA system with many EISA adapter cards Motherboard Configuration Serial Number __________________________ Revision Number ________________________ ECN Number _____________________________ Memory Type for Bank0 ___ 1 MB x 9 SIMMs check the type used ___ 4 MB x 9 SIMMs ___ 16 MB x 9 SIMMs Memory Type for Bank1 ___ 1 MB x 9 SIMMs ___ 4 MB x 9 SIMMs...

Страница 82: ...his sheet if there are more than two memory banks Amount of Memory __________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Expanded ___ Virtual ___ Other Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Ex...

Страница 83: ...RQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Share ___ Yes ___ No Level Triggered Interrupts Interrupt line used ___ IRQ3 ___ IRQ4 ___ IRQ5 ___ IRQ6 ___ IRQ7 ___ IRQ9 ___ IRQ10 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Switch and Jumper Settings ______________________________________________________________ ______________________________________________________________ ________________________________________...

Страница 84: ...is sheet if there are more than two memory banks Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Expanded ___ Virtual ___ Other Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Ex...

Страница 85: ...RQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Share ___ Yes ___ No Level Triggered Interrupts Interrupt line used ___ IRQ3 ___ IRQ4 ___ IRQ5 ___ IRQ6 ___ IRQ7 ___ IRQ9 ___ IRQ10 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Switch and Jumper Settings ______________________________________________________________ ______________________________________________________________ ________________________________________...

Страница 86: ...is sheet if there are more than two memory banks Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Expanded ___ Virtual ___ Other Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Ex...

Страница 87: ...RQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Share ___ Yes ___ No Level Triggered Interrupts Interrupt line used ___ IRQ3 ___ IRQ4 ___ IRQ5 ___ IRQ6 ___ IRQ7 ___ IRQ9 ___ IRQ10 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Switch and Jumper Settings ______________________________________________________________ ______________________________________________________________ ________________________________________...

Страница 88: ...is sheet if there are more than two memory banks Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Expanded ___ Virtual ___ Other Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Ex...

Страница 89: ...RQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Share ___ Yes ___ No Level Triggered Interrupts Interrupt line used ___ IRQ3 ___ IRQ4 ___ IRQ5 ___ IRQ6 ___ IRQ7 ___ IRQ9 ___ IRQ10 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Switch and Jumper Settings ______________________________________________________________ ______________________________________________________________ ________________________________________...

Страница 90: ...is sheet if there are more than two memory banks Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Expanded ___ Virtual ___ Other Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Ex...

Страница 91: ...0 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Share ___ Yes ___ No Level Triggered Interrupts Interrupt line used ___ IRQ3 ___ IRQ4 ___ IRQ5 ___ IRQ6 ___ IRQ7 ___ IRQ9 ___ IRQ10 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Switch and Jumper Settings _________________________________________________________ _________________________________________________________ ___________________________________________...

Страница 92: ...is sheet if there are more than two memory banks Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Expanded ___ Virtual ___ Other Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Ex...

Страница 93: ...0 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Share ___ Yes ___ No Level Triggered Interrupts Interrupt line used ___ IRQ3 ___ IRQ4 ___ IRQ5 ___ IRQ6 ___ IRQ7 ___ IRQ9 ___ IRQ10 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Switch and Jumper Settings _________________________________________________________ _________________________________________________________ ___________________________________________...

Страница 94: ...is sheet if there are more than two memory banks Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Expanded ___ Virtual ___ Other Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Ex...

Страница 95: ...RQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Share ___ Yes ___ No Level Triggered Interrupts Interrupt line used ___ IRQ3 ___ IRQ4 ___ IRQ5 ___ IRQ6 ___ IRQ7 ___ IRQ9 ___ IRQ10 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Switch and Jumper Settings ______________________________________________________________ ______________________________________________________________ ________________________________________...

Страница 96: ...is sheet if there are more than two memory banks Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Expanded ___ Virtual ___ Other Amount of Memory ___________________________ Starting Address hex ___________________________ Cacheable ___ Yes ___ No Type ___ RAM ___ ROM Use ___ System ___ Ex...

Страница 97: ...RQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Share ___ Yes ___ No Level Triggered Interrupts Interrupt line used ___ IRQ3 ___ IRQ4 ___ IRQ5 ___ IRQ6 ___ IRQ7 ___ IRQ9 ___ IRQ10 ___ IRQ11 ___ IRQ12 ___ IRQ14 ___ IRQ15 Switch and Jumper Settings ______________________________________________________________ ______________________________________________________________ ________________________________________...

Страница 98: ...Appendix B EISA Configuration Worksheets 92 ...

Страница 99: ...t Up Num Lock 53 System Boot Up Sequence 53 Typematic Rate and Delay 51 Warning Message 50 Auto Interleave Utility 63 67 Back to Back I O 59 Base 64 KB Memory Failure 34 BCLK Stretch 59 Beep Codes 34 BIOS Beep Codes 34 Error Reporting 33 Hard Disk Utilities 63 Non Fatal Error Messages 35 POST 33 POST Memory Test 38 POST Phases 33 BIOS Setup 39 Boot Sector Virus Protection 56 C Drive Error 35 Cable...

Страница 100: ...st Gate A20 Options 54 Fast Keyboard Reset 60 Figures ADVANCED CHIPSET SETUP 57 ADVANCED CMOS SETUP screen 50 AMIBIOS Setup Main Menu 43 Cutting keys on power connectors 20 EISA connector edge 27 Hard Disk Utility screen 64 Height restrictions 1 Keyboard connector 22 Motherboard 10 Mounting Holes 17 Power connectors 19 SIMM 15 STANDARD CMOS SETUP screen 45 Type 47 Data storage 52 Floppy Disk Seek ...

Страница 101: ...otherboard 17 Intel P23T 2 Interleave factor 67 Interrupt Levels 6 J14 13 J15 13 J16 12 J17 12 J18 13 J19 13 J27 12 J28 13 J29 13 J3 12 J30 Keyboard Lock Connector 26 J31 25 J6 12 J9 12 Jumpers 11 13 Keyboard 48 Lock Connector 26 Processor Speed Switching 39 Layout 10 Manufacturing Test Port 33 Mark Bad Tracks 67 Media Analysis Utility 63 68 Memory Installation 14 Memory Configuration 15 Memory Te...

Страница 102: ...d 62 Pinouts 16 Bit ISA Expansion Slot 29 8 Bit ISA Expansion Slot 28 EISA Expansion Slot 30 Keyboard Connector 22 Keyboard Lock Connector 26 PS1 Power Connector 21 PS2 Power Connector 21 PS3 Power Connector 21 Speaker Connector 25 POST 33 Memory Test 38 Phases 33 Power Consumption 72 Power Source 72 Power Supply 18 Pinouts 21 Processor error 34 Processor Speed 2 PS1 18 PS2 18 PS3 18 Reset Button ...

Страница 103: ...nu 43 Running Setup 41 Typematic Rate Delay and Typematic Rate 51 Warning Message 43 Warning Screen 50 SIMM Part Numbers 14 SIMMs 14 Installing 15 Part numbers 14 Speaker Cable Connector 25 Speed Input to EBC 12 Standard CMOS Setup 45 Date 45 Hard Disk 46 Keyboard 48 Monitor 48 Time 45 SW1 11 Switch and Jumper Options 11 13 Switches SW1 11 Synchronous BCLK Select 12 System Boot Up CPU Speed 53 Sys...

Страница 104: ...lation steps 11 Installing the motherboard 17 Interrupt Levels 6 Keyboard Connector Pinout 22 Keyboard Lock Pinout 26 Memory Configurations 15 Mouse Connector Pinout 23 NMI Messages 37 POST Memory Test 38 Power Connector Pinouts 21 Processor Types and Speeds 2 Selecting the cache size 13 Setting the CPU Type 12 Setting the motherboard frequency 12 SIMM Part Numbers 14 Speaker Connector Pinout 25 U...

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