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TYAN S1562 Manual Download Page 11

11

S1562-001-01

Reset Connector: J27

Pinout Assignment
1

Power Good

2

Ground

Turbo LED Connector: J25

Pinout Assignment
1

Cathode

2

Anode

Flash EEPROM: J47 & J48

These jumpers should be left at the factory default.

J47

1-2

J48

1-2

InfraRed Interface: Con7 and Con9

Pinout Assignment
1

Signal In

2

Gnd

3

Signal Out

4

VCC

PS/2 Pinout:

VCC

   Data

      GND

   Keyboard

               Connector

ClK

Summary of Contents for S1562

Page 1: ...Jumpers 13 3 9 CMOS Password Reset 13 3 10 DRAM Installation 14 3 11 CPU Installation 17 3 12 Upgrading Cache Memory 18 3 13 Understanding Different Clock Speeds 19 3 14 Peripheral Device Installation 20 3 15 Connecting The Power Supply 21 4 BIOS Configuration 23 4 1 Entering Setup 23 4 2 Control Keys 24 4 3 Getting Help 25 4 4 The Main Menu 25 4 5 Standard CMOS Setup Menu 27 4 6 BIOS Features Set...

Page 2: ... Map 62 7 3 Interrupt Map 62 7 4 RTC CMOS RAM Map 63 Appendix A Post Codes 64 Information presented in this publication has been carefully checked for reliability however noresponsibilityisassumedforinaccuracies The informationcontainedinthisdocumentissubjecttochangewithout notice Trademarks Award BIOS Flash are trademarks of Award Software International Inc AMI BIOS is a trademarks of American Me...

Page 3: ...ng image processing and 3D animation The S1562D supports dual Pentium processors dual Cyrix CPU is not supported This integrated system board achieves the highest reliability and yet is small enough for all of its features to be supported in a Baby AT form factor Some of the features included are on board dual channel PCI IDE on board floppy controller on board high speed I O and support for pipel...

Page 4: ...upports Fast Page Mode DRAMs Supports 8MB to 512MB of DRAMs wL2 Cache 256 512KB on board 2nd level cache memory Supports synchronous pipeline burst cache wEIDE Controller Primary and secondary PCI EIDE channels on board for support of up to four EIDE Mode 0 through Mode 4 drives wEnhanced I O Multi mode bi directional parallel port that supports standard EPP and ECP modes Supports 16550 compatible...

Page 5: ...asy BIOS upgrades with flash EEPROM chip wO S Operates with MS DOS Windows 3 x Windows for Work Groups 3 x Windows 95 Windows NT OS 2 Novell Netware Novell UnixWare 1 1 and SCO Unix 1 3 Environment Ambient Temperature 0 to 50 C operating Relative Humidity 0 to 85 operating Altitude 0 to 10 000 feet operating Vibration 0 to 1 000 Hz Voltage 4 9 to 5 2 V ...

Page 6: ...lation should be done on a grounded anti static mat The operator should be wearing an anti static wristband grounded at the same point as the anti static mat Inspect the mainboard carton for obvious damage Shipping and handling may cause damage to your board Be sure there is no shipping and handling damage to the board before proceeding After opening the mainboard carton extract the system board a...

Page 7: ... 2 2 Installation You are now ready to install your mainboard The mounting hole pattern of the S1562 matches the IBM AT system board spec It is assumed that the chassis is designed for a standard IBM XT AT mainboard ...

Page 8: ...Socket 7 CPU 1 82371SB Socket 7 CPU 0 RTC Tag RAM pin 1 pin 1 J2 Con7 Con10 Con11 J14 PCI Slot 3 J15 J45 J13 J7 J 8 J 9 J10 J16 J11 J18 J 4 4 pin 1 pin 1 J29 J30 J31 J32 J33 J34 J35 J36 J12 J 4 3 J19 J 2 0 J21 CON9 J25 J 2 4 J27 J 2 3 J 2 2 J 4 2 J41 J37 J 3 8 J 2 6 J 4 0 J 3 9 pin 1 pin 1 J50 J 4 6 J 4 9 pin 1 Secondary IDE Primary IDE Bank 2 Bank 2 Bank 3 Figure 3 1 S1562 Board Layout 82439HX Ma...

Page 9: ... Off 90 MHz 1 2 Off Off 100 MHz 3 4 On Off 120 MHz Cyrix P150 1 2 On Off 133 MHz Cyrix P166 3 4 On On 150 MHz 1 2 On On 166 MHz 1 2 Off On 200 MHz 1 2 3 4 On Off 100MHz Cyrix P120 Memory Voltage 5 volts is the default Some EDO memory uses 3 3volts Damage to system can result if these are set incorrectly Volts J1 J2 J11 J12 J8 J9 J10 Default 5V On On On On Off Off Off 3 3V Off Off Off Off On On On ...

Page 10: ...und 3 Ground 4 5V Keylock Connector J22 Pinout Assignments Pins 1 to 3 for power LED 1 Led Output 2 No Connect 3 Ground Pins 4 and 5 for Keylock 4 Keylock 5 Ground Turbo Switch J26 Non Turbo Mode Not Supported HDD LED J24 Pinout Assignments 1 Cathode 2 Anode 3 Cathode 4 Anode Pins 1 and 2 are for primary IDE channel Pins 3 and 4 are for secondary IDE channel ...

Page 11: ...bo LED Connector J25 Pinout Assignment 1 Cathode 2 Anode Flash EEPROM J47 J48 These jumpers should be left at the factory default J47 1 2 J48 1 2 InfraRed Interface Con7 and Con9 Pinout Assignment 1 Signal In 2 Gnd 3 Signal Out 4 VCC PS 2 Pinout VCC Data GND Keyboard Connector ClK ...

Page 12: ...equired for software developed in the old XT days The Intel 430HX chipset doesn t support a de turbo mode but the S1562 has a connector J26 for the cable that may come with the case 3 6 Turbo LED Connector Installation The TURBO LED on the front case panel can indicate the current speed status of the system The TURBO LED connector should be installed to J25 in the correct direction Voltage Regulat...

Page 13: ...y want to forego updating your BIOS in the event the new one causes problems with your existing hardware and software J47 and J48 determines which type of EPROM is used These jumpers have been set to match the on board BIOS chip The factory default for the S1562 is on pins 1 2 Refer to chapter 6 for Flash EEPROM upgrade procedures 3 9 Hardware CMOS Password Reset The following steps are valid prov...

Page 14: ...memory configurations Total Memory In Bank Bank0 Bank1 Bank2 Bank3 0 0 1 0 1 2 Total 1MB 2 1MB 2 1MB 2 1MB 2 2MB 4MB 6MB 8MB 1MB 2 2MB 2 2MB 2 2MB 2 2MB 6MB 10MB 14MB 1MB 2 4MB 2 4MB 2 4MB 2 2MB 10MB 18MB 26MB 1MB 2 8MB 2 8MB 2 8MB 2 2MB 18MB 34MB 50MB 1MB 2 16MB 2 16MB 2 16MB 2 2MB 34MB 66MB 98MB 1MB 2 32MB 2 32MB 2 32MB 2 2MB 66MB 130MB 194MB 1MB 2 64MB 2 64MB 2 64MB 2 2MB 130MB 258MB 386MB 2MB ...

Page 15: ...2 64MB 128MB 192MB 256MB 32MB 2 64MB 2 64MB 2 64MB 2 64MB 192MB 320MB 448MB 16MB 2 1MB 2 1MB 2 1MB 2 32MB 34MB 36MB 38MB 16MB 2 2MB 2 2MB 2 2MB 2 32MB 36MB 40MB 44MB 16MB 2 4MB 2 4MB 2 4MB 2 32MB 40MB 48MB 56MB 16MB 2 8MB 2 8MB 2 8MB 2 32MB 48MB 64MB 80MB 16MB 2 16MB 2 16MB 2 16MB 2 32MB 64MB 96MB 128MB 16MB 2 32MB 2 32MB 2 32MB 2 32MB 96MB 160MB 224MB 16MB 2 64MB 2 64MB 2 64MB 2 32MB 160MB 288MB ...

Page 16: ...64MB 2 4MB 2 4MB 2 4MB 2 128MB 136MB 144MB 152MB 64MB 2 8MB 2 8MB 2 8MB 2 128MB 144MB 160MB 176MB 64MB 2 16MB 2 16MB 2 16MB 2 128MB 160MB 192MB 224MB 64MB 2 32MB 2 32MB 2 32MB 2 128MB 192MB 256MB 320MB 64MB 2 64MB 2 64MB 2 64MB 2 128MB 256MB 384MB 512MB Total Memory In Bank Bank0 Bank1 Bank2 Bank3 0 0 1 0 1 2 Total ...

Page 17: ...d will not damage the CPU When the CPU is installed the lever should snap into place at the side of the socket in the down position 3 11 CPU Installation Many types of Pentiums 75 thru 200 MHz and Cyrix CPUs can be used on the S1562 Please refer to the previous pages for the correct CPU jumper settings for your board w The CPU is a sensitive electronic component and it can be easily damaged by sta...

Page 18: ...12KB sizes and has a built in Tag RAM chip wThe COAST Module will only fit in the Coast Socket one way and should install easily If you have a 512kb or 256kb cache module that has one 32kb X 8kb tag chip then the cacheable range is the first 64Mb of memory If your module has two 32kb X 8kb tag chips then the cacheable range is 512Mb of RAM If you have only one tag RAM chip on your cache module but...

Page 19: ... MHz 66 67 MHz 33 MHz 120 MHz 60 MHz 30 MHz 133 MHz 66 67MHz 33 MHz 150 MHz 60 MHz 30 MHz 166 MHz 66 67 MHz 33 MHz 200 MHz 66 67 MHz 33 MHz In the table above the 50 60 and 66 67 MHz figures are oscillator speeds that establish the external clock speed The PCI Bus clock speed is fixed at one half of the mainboard clock speed The 150MHz Pentium when set for 2 5x mode will achieve a 30MHz PCI bus sp...

Page 20: ... case Then proceed to instalL the display card and any other peripheral devices If a PCI Bus interface card is to be installed in the system any one of the four PCI Bus slots can support either a Master or a Slave device After installing the peripheral controller the user should check everything again and prepare to power on the system ...

Page 21: ...CC VCC 5 volt power connector pinout Pin 1 To connect the leads from either voltage power supply you should first make sure the power supply is unplugged Most power supplies have two leads Each lead has six wires two of which are black Orient the connectors so the black wires are in the middle of the 5V power supply Caution Some power supplies also include 3V connectors The connection wires normal...

Page 22: ...heir receptacles on the mainboard You may need to hold the lead at an angle to line it up Once you have the guide pins aligned press the lead connector so that the plastic clips on the lead snap into place and secure the lead to the connec tor Connecting 5V power supply ...

Page 23: ...ower On Self Test press Del key or simultaneously press Ctrl Alt and Esc keys TO ENTER SETUP BEFORE BOOT PRESS CTRL ALT ESC OR DEL KEY If the message disappears before you respond and you wish to enter Setup restart the system by turning it OFF then ON or by pressing Reset on the system case You may also restart by simultaneously pressing Ctrl Alt and Del keys If you do not press the keys at the c...

Page 24: ...eral help only for Status Page Setup menu and Option Page Setup Menu F2 key Change color from a total of 16 colors F3 key Calendar only for Status Page Setup Menu F4 key Reserved F5 key Restore the previous CMOS value only for Option Page Setup Menu F6 key Load defaults F8 key Reserved F9 key Reserved F10 key Save all CMOS changes only for Main Menu ...

Page 25: ...OS Setup Utility the Main Menu Figure 4 4 will appear on the screen The Main Menu allows you to select from the eight setup functions and 2 exit choices Use the arrow keys to select among the items and press Enter to accept or enter the sub menu Figure 4 4 Main Menu ROM ISA BIOS 2A59CT51 CMOS SETUP UTILITY AWARD SOFTWARE INC ESC Save Exit Setup F10 Quit Shift F2 Change Color Select Item Time Date ...

Page 26: ...em power management options w w PCI slot configuration This setup page allows you to modify the configuration of PCI slot parameters w w Load setup defaults BIOS defaults indicate the most appropriate values of each system param eter for your system w w Password setting Change set or disable password It allows you to limit access to the system and Setup w w IDE HDD auto detection Automatically con...

Page 27: ... 0 0 0 Primary Slave none 0mb 0 0 0 0 0 Secondary Master none 0mb 0 0 0 0 0 Secondary Slave none 0mb 0 0 0 0 0 Drive A 1 44 M 3 5 in Drive B 1 2 M 5 25 in Video EGA VGA Halt On All errors 4 5 Standard CMOS Setup Menu The items in Standard CMOS Setup Menu Figure 4 5 are divided into 9 categories Each category includes one or more setup items Use the arrows to highlight the item and use the PgUp or ...

Page 28: ...disk vendor or the system manufacturer CYLS number of cylinders HEADS number of heads PRECOMP written precom LANDZONE landing zone SECTORS number of sectors Mode Normal Access mode for IDE drives under 528MB Mode LBA Access mode for EIDE drives over 528MB Mode Large Access mode for IDE drives over 528MB that don t support LBA If a SCSI hard disk has been installed or you have a CD ROM Tape drive c...

Page 29: ...or the system will be stopped and you will be promted No errors The system boot will not be stopped for any errors that are detected All but Keyboard The system boot will not stop for a keyboard error it will stop for all other errors All but Diskette The system boot will not stop for disk errors it will stop for all other errors All but Disk Key The system boot will not stop for a keyboard or dis...

Page 30: ... application programs as possible 4 6 BIOS FEATURES SETUP ROMISABIOS BIOSFEATURESSETUP AWARDSOFTWARE INC Video BIOS Shadow Enabled C8000 CBFFF Shadow Disabled CC000 CFFFF Shadow Disabled D0000 D3FFF Shadow Disabled D4000 D7FFF Shadow Disabled D8000 DBFFF Shadow Disabled DC000 DFFFF Shadow Disabled Virus Warning Enabled CPU Internal Cache Enabled External Cache Enabled Boot Sequence A C Swap Floppy...

Page 31: ...ning message to appear when anything attemps to access the boot sector or hard disk partition table w w CPU Internal Cache External Cache These two categories speed up the memory access However it de pends on the CPU Chipset design Default value is Enabled Enabled Enables the cache Disabled Disables the cache w w Boot Sequence This category determines which drive the computer searches first for th...

Page 32: ... Status Default value is On On Keypad is number keys Off Keypad is arrow keys w w Memory Parity Check The default value is disabled w w Gate A20 Option Gate A20 controls the ability to access memory addresses above 1 MB by enabling Fast or disabling Normal access to the processor Default value is Fast w w Typematic Rate Setting Typematic Rate char sec and Typematic Delay Typematic Rate Setting ena...

Page 33: ...mal 4 7 Chipset Features Setup This screen controls the settings for the board s chip set The controls for this screen are the same as the previous screen The Chipset Features Screen ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults w w Security Option This category allows you to limit access to the system setup or just setup Defaul...

Page 34: ...his sets the number of CPU clocks allowed before reads and writes to DRAM are performed The default of 8 7 would set the leadoff timing for reads to eight clocks and writes to seven clocks A lower setting may increase performance The default value is 8 7 w w DRAM RAS to CAS Delay When DRAM is refreshed both rows and columns are addressed separately This option allows you to determine the timing of...

Page 35: ... Cacheable When enabled accesses to the system BIOS ROM addressed at F0000H FFFFFH are cached Enable this for best performance under DOS Windows or Windows95 When using operating systems that do not access the BIOS Unix OS 2 NT etc this setting can be disabled The default is enabled w wVideo BIOS Cacheable As with caching the system BIOS above enabling the Video BIOS cache will cause access to the...

Page 36: ...ill support this feature The default is enabled w wIDE Primary Secondary Master Slave PIO Rather than have the BIOS issue a series of commands to effect a transfer to or from the disk drive PIO Programmed Input Output allows the BIOS to tell the controller what it wants and lets the controller and the CPU perform the complete task themselves This method is simpler more efficeint and faster This BI...

Page 37: ...w wOnboard FDC Controller This option lets you enable or disable the onboard floppy controller The default is enabled w wOnboard Serial Port 1 2 This option lets you select how this port will be addressed The options are Com1 thru Com4 or disabled The default is Com1for port 1 and Com2 for port 2 w wOnboard Parallel Port This option lets you select the LPT port address Options are 3BC IRQ7 378 IRQ...

Page 38: ... Up Event Off IRQ13 Coprocessor Off IRQ8 Wake Up Event Off IRQ14 Hard Disk Off IRQ12 Wake Up Event Off IRQ15 Reserved Off w wPower Management Options are disabled user defined Min saving and Max saving w wPM Control by APM Advanced Power Management Options are Yes and No When set for No system BIOS will ignore APM when power managing the system If set on Yes the system BIOS will wait for APM s pro...

Page 39: ...us idle time before the system enters Doze mode w wStandby Mode Defines the continous idle time before the system enters Standby mode w wPower Down Activities Defines the the activities that can cause the PM timers to reload Break ing out of PM Mode ...

Page 40: ...elect Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults w PCI Slot 1 Slot 2 Slot 3 Slot 4 INT w For Default Setting Connect to PCI System INT PCI Slot1 INTA INTA PCI Slot1 INTB INTB PCI Slot1 INTC INTC PCI Slot1 INTD INTD PCI Slot2 INTA INTB PCI Slot2 INTB INTC PCI Slot2 INTC INTD PCI Slot2 INTD INTA PCI Slot3 INTA INTC PCI Slot3 INTB INTD PCI Slot...

Page 41: ...vailable IRQ w w4th Available IRQ Select four available IRQs assignments to PCI slots INT w wPCI IRQ Activated By Select the PCI IRQ Active scheme either LEVEL or EDGE Default value is LEVEL w wPCI IDE IRQ Map To Select the IDE IRQ Map to ISA IRQ w wPrimary IDE INT Select the PCI INT that the Primary IDE controller will use Default value is A w wSecondary IDE INT Select the PCI INT that the Second...

Page 42: ... ESC Save Exit Setup F10 Quit Shift F2 Change Color Select Item Load SETUP Defaults except standard CMOS SETUP w w Load SETUP defaults To load SETUP default values to CMOS SRAM enter Y If not enter N w w If any problem has occurred loading the SETUP DEFAULTSis recommended 4 10 PASSWORD SETTING When you select this function the following message will appear at the center of the screen to assist you...

Page 43: ...ou will be asked to confirm the password Type the password again and press Enter You may also just press Esc to abort the selection and not enter a password To disable the password just press Enter when you are prompted to enter a password A message will confirm that the password has been disabled the system will boot and you can enter Setup freely PASSWORD DISABLED If you select System at Securit...

Page 44: ...D D parameter reported by BIOS Type N to keep the old H D D parameter info 4 12 SAVE EXIT SETUP STANDARD CMOS SETUP PASSWORD SETTING BIOSFEATURESSETUP IDEHDDAUTODETECTION CHIPSET FEATURES SETUP DAVE EXIT SETUP PCI SLOT CONFIGURATION EXIT WITH OUT SAVING LOAD SETUP DEFAULTS ESC Save Exit Setup F10 Quit Shift F2 Change Color Select Item Time Date Hard Disk Type ROM ISA BIOS CMOS SETUP UTILITY AWARD ...

Page 45: ...tup values to RTC CMOS SRAM Type N to return to Setup Utility 4 13 KEYBOARD SETTING FUNCTION After booting the O S there are some special functions used by the key board as follows CTRL_ALT_DEL Pressing these keys simultaneously will cause the system to WARM START BOOT Soft Reset ...

Page 46: ...rends C 1995 American Megatrends Inc Setup Security Standard Advanced Chipset Supervisor User Power Mgnt PCI Pnp Peripheral Anti Virus Utility Default Color Set Language Original Optimal Fail safe Alt H Help 5 1 Standard Setup Options Date Day and Time Configuration Select the Standard Option then select the Date and Time Icon The cur rent values for each category are displayed Use the arrow keys ...

Page 47: ...ser definable drive type The drive parameters are Type Cylin ders Heads Write precompensation Landing Zone Sectors and Capacity w w Floppy Drive A w w Floppy Drive B Move the cursor to these fields via the up and down arrow keys and select the floppy type The settings are 360 KB 5 1 4 inch 1 2MB 5 1 4 inch 720MB 3 1 2 inch 1 44MB 3 1 2 inch and 2 88MB 3 1 2 inch 5 2 Advanced Setup The WINBIOS Setu...

Page 48: ...e the system boots or the user runs WinBIOS setup If Always is chosen a user password prompt appears everytime the computer is powered on If Setup is chosen the passwrd prompt appears if WinBIOS setup is executed The default is Setup w wOS 2 Compatible Mode This option lets you turn on or off the BIOS support for OS 2 The default is disabled w wInternal Cache This option lets the user enable or di...

Page 49: ... w w Adaptor ROM Shadow C000 to DC00 The adaptor ROMs present on the system may either execute out of ROM disabled RAM Shadow or execute out of RAM and be cached Cache The adaptor ROM area should be left disabled unless the device in that region can support shadowing Its ROM being copied to RAM for better performance The default is disabled ...

Page 50: ...sabled w wIRQ12 M Mouse Function Enables or disables PS 2 mouse access to IRQ12 The default is enabled w w8 bit I O Recovery Time 16 bit I O Recovery Time These options set the 8 bit and 16 bit I O recovery time in the chipset I O devices may not function correctly if two back to back I O writes occur too close together These options increase the delay between back to back I O instructions The opt...

Page 51: ... the row miss leadoff timing delay is set to 2 clocks other wise it is set to 3 clocks The default is 7 6 3 4 LeadOff Timing This bit controls additional DRAM timings This includes Read LeadOff Write LeadOff RAS Precharge and Refresh RAS asser tion Turbo Read Pipelining This bit affects the Read timings The options are enabled or disabled The default is disabled Speculative LeadOff In this mode th...

Page 52: ...scribed in the 430HX Xcellerated Controller external design specification This should be enabled only when using ECC memory The default is disabled DRAM Data Integrity Mode This option allows the selection of the DRAM error detection Either parity or ECC modes are supported The default is parity SERR System Error Output Type This allows the selection of the output type of the SERR signal Valid opt...

Page 53: ...XC forces bad parity on PCI read data starting from the time an uncorrectable DRAM error is detected until the end of the current cycle The default is disabled PCI 2 1 Passive Release Enable If enabled this option causes the PIIX3 to use the passive release mechanism on the PHOLD signal If disabled the PHOLD signal behaves as it did previously with the Triton I chipset The default is enabled Delay...

Page 54: ... suspend The default is disabled w wVESA Video Power Down In This option specifies which mode the video will power down in The options are disabled standby or suspend The default is disabled w wVESA Power Down In This option specifies the power saving mode for the video The options are standy suspend or off The default is standby w wSlow Clock Ratio This ratio indicates the amount the CPU will be ...

Page 55: ...abled The default is 3F8h w wSerial Port 2 This option lets you configure the address of serial port 2 The options are 2F8h 3E8h 2E8h and disabled The default is 2F8h w wParallel Port This option lets you configure the address of the onboard parallel port The options are 3BCh 378h 278h or disabled The default is 378h w wParallel Port Mode This option lets you configure the mode that the onboard pa...

Page 56: ...sword is AMI Anti Virus If enabled this option will protect the boot sector of the hard disk drive Nothing can be written to the boot sector while this option is enabled This option should be disabled if you are installing a new operating system that writes to the boot sector The default is disabled 5 8 Defaults Original This option restores the CMOS setup to factory default settings Optimal This ...

Page 57: ...rogrammed by the FMW The following three files make up the FMW AWDFLASH EXE The Flash Memory Writer utility for Award to Award upgrade AMIFLASH COM The Flash Memory Writer utility for AMI to AMI upgrade README Atextfileofinstructions S62AWXX BIN XX A 2 digit version number Flash memory writer records or programs a new BIOS onto the flash memory chip You cannot upgrade an Award BIOS to a AMI BIOS o...

Page 58: ... isto a Boot your system from a bootable floppy disk with no CONFIG SYS or AUTOEXEC BAT files and then run Flash Memory Writer from a backup copy of your support disk You can make your back up floppy bootable when you format it and use one disk for both purposes b If you are using MS DOS 6 x you can use the feature that allows you to bypass the CONFIG SYS and AUTOEXEC BAT file You do this while pr...

Page 59: ...d then Program the flash memory on the mainboard with the new BIOS file You should choose yes to save the original system BIOS to a floppy diskette before you program the new BIOS This leaves you with a backup of your original BIOS in case you need to re install it This option is highly recommended If you can not sucessfully program the BIOS file for whatever reason re install you original BIOS fr...

Page 60: ...R IOW IOR DACK3 DRQ3 DACK1 DRQ1 REFRESH BCLK IRQ7 IRQ6 IRQ5 IRQ4 IRQ3 DACK2 T C BALE 5V OSC GND I O CH CHK SD07 SD06 SD05 SD04 SD03 SD02 SD01 SD00 I O CH RDY AEN SA19 SA18 SA17 SA16 SA15 SA14 SA13 SA12 SA11 SA10 SA09 SA08 SA07 SA06 SA05 SA04 SA003 SA02 SA01 SA00 D01 D02 D03 D04 D05 D06 D07 D08 D09 D10 D11 D12 D13 D14 D15 D16 D17 D18 C01 C02 C03 C04 C05 C06 C07 C08 C09 C10 C11 C12 C13 C14 C15 C16 C...

Page 61: ...B45 B46 B47 B48 B49 B50 B51 B52 B53 B54 B55 B56 B57 B58 B59 B60 B61 B62 12V NC GND NC VCC VCC INTB INTD PST 1 NC PST 2 GND GND NC GND CLK GND REQ VCC AD_31 AD_29 GND AD_27 AD_25 NC CBE 3 AD_23 GND AD_21 AD_19 NC AD_17 CEB 2 GND IRDY NC DEVSEL GND LOCK PERR NC SERR NC CBE 1 AD_14 GND AD_12 AD_10 GND AD_08 AS_07 NC AD_05 AD_03 GND AD_01 VCC NC VCC VCC 7 1 2 PCI BUS SLOT PIN OUT NC 12V NC NC VCC INT ...

Page 62: ...el 3 Available DMA Channel 4 Cascade for DMA controller 1 DMA Channel 5 Available DMA Channel 6 Available DMA Channel 7 Available 7 3 INTERRUPT MAP NMI Parity check error IRQ H W 0 System TIMER interrupt from TIMER 0 1 KEYBOARD output buffer full 2 Cascade for IRQ 9 15 3 SERIAL port 2 4 SERIAL port 1 5 PARALLEL port 2 6 FLOPPY DISK adapter 7 PARALLEL port 1 8 RTC clock 9 Available 10Available 11Av...

Page 63: ... Diagnostic status byte 0F Shutdown byte 10 Floppy DISK drive type byte 11 Reserved 12 HARD DISK type byte 13 Reserved 14 Equipment byte 15 Base memory low byte 16 Base memory high byte 17 Extension memory low byte 18 Extension memory high byte 19 2d Reserved 2E 2F 2 byte CMOS RAM checksum 30 Reserved for extension memory low byte 31 Reserved for extension memory high byte 32 DATE CENTURY byte 33 ...

Page 64: ...Keyboard 6 Reserved 7 Test CMOS and Verifies CMOS is working properly detects a bad battery battery status BE Chipset Default Programs chipset registers with power on BIOS default C1 Memory presence OEM specific Test to size on board memory test C5 Early shadow OEM specific early shadow enable for fast boot C6 Cache presence External cache size detection test 8 Setup low memory Clear low 64K memor...

Page 65: ...slot 0 Initialize slot 0 system board 21 2F Enable slot 1 15 Initialize slot 1 15 30 Size base and Size base memory from 256K to 640K and Extended memory Extended memory above 1MB 31 Test base and Test base and Extended memory Extended memory 32 3B Reserved 3C Setup Enabled 3D Initialize and install Detects if mouse is present initialize mouse and install mouse interrupt vectors 3E Setup cache Ini...

Page 66: ...2 Initialize Option Initialize any option ROM s present for C8000h to EFFFFh ROM s When FSCAN option is enabled will initialize from C8000h to F7FFFh 53 Initialize time value Initialize time value in 40h BIOS area 60 Setup Virus Protect Setup virus protect according to setup 61 Set Boot Speed Set system speed for boot 62 Setup NumLock Set up NumLock status according to setup 63 Boot Attempt Set lo...

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