EPOX KP6-LS User Manual Download Page 59

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Appendix

KP6-LS

A-1

Appendix A:

A-1 MEMORY MAP

Address Range

Size

Description

[00000-7FFFF]

512K

Conventional memory

[80000-9FBFF]

127K

Extended Conventional memory

[9FC00-9FFFF]

Extended BIOS data area if PS/2 mouse is installed

[A0000-C7FFF]

160K

Available for Hi DOS memory

[C8000-DFFFF]

96K

Available for Hi DOS memory and adapter ROMs

[E0000-EEFFF]

60K

Available for UMB

[EF000-EFFFF]

Video service routine for Monochrome & CGA
adaptor

[F0000-F7FFF]

32K

BIOS CMOS setup utility

[F8000-FCFFF]

20K

BIOS runtime service routine (2)

[FD000-FDFFF]

Plug and Play ESCD data area

[FE000-FFFFF]

BIOS runtime service routine (1)

A-2 I/O MAP

[000-01F]

DMA controller.(Master)

[020-021]

INTERRUPT CONTROLLER.(Master)

[022-023]

CHIPSET control registers. I/O ports.

[040-05F]

TIMER control registers.

[060-06F]

KEYBOARD interface controller.(8042)

[070-07F]

RTC ports & CMOS I/O ports.

[080-09F]

DMA register.

[0A0-0BF]

INTERRUPT controller.(Slave)

[0C0-0DF]

DMA controller.(Slave)

[0F0-0FF]

MATH COPROCESSOR.

[1F0-1F8 ]

HARD DISK controller.

[278-27F]

PARALLEL port 2.

[2B0-2DF]

GRAPHICS adapter controller.

[2F8-2FF]

SERIAL port 2.

[360-36F]

NETWORK ports.

[378-37F]

PARALLEL port 1.

[3B0-3BF]

MONOCHROME & PARALLEL port adapter.

[3C0-3CF]

EGA adapter.

Summary of Contents for KP6-LS

Page 1: ...pany names are trademarks or registered trademarks of their respective holders These specifications are subject to change without notice Manual Revision 1 2 Feburary 10 1997 KP6 LS SMP A Dual Pentium II Processor based AGPmainboard ...

Page 2: ...KP6 LS ...

Page 3: ...l number __________________________ BIOS Upgrades Please use either our Web Site or BBS for current BIOS Upgrades Internet Access http www epox com sales epox com tech epox com Modem Access 886 2 247 2724 Taiwan 31 182 618451 The Netherlands You can access this number via a Hayes compatible modem with a 2 400 to 28 800 baud rate The following setup format is required 8 Data Bits No Parity 1 Stop B...

Page 4: ... in the manual or product EPoX may review this manual from time to time without notice For updated BIOS drivers or product release information you may visit EPoX s home page at http www epox com Products mentioned in this manual are mentioned for identification purposes only Product names appearing in this manual may or may not be registered trademarks or copyrights of their respective companies T...

Page 5: ... Factor 1 6 I O Shield Connector 1 7 Power On Off Remote 1 7 SystemBlockDiagram 1 8 Section 2 Features KP6 LS Features 2 1 Section 3 Installation KP6 LS Detailed Layout 3 2 Easy Installation Procedure ConfigureJumpers 3 3 SystemMemoryConfiguration 3 5 InstallingaPentium IIProcessor 3 8 DeviceConnectors 3 10 Section 4 Award BIOS Setup BIOSInstructions 4 1 Standard CMOS Setup 4 2 BIOS Features Setup...

Page 6: ...24 IDEHDDAutoDetection 4 24 HDD Low Level Format 4 27 Save Exit Setup 4 27 ExitWithoutSaving 4 27 Section 5 DMI DMI Access 5 1 Section 6 Appendix Appendix A Memory Map A 1 I O Map A 1 Timer DMAChannelsMap A 2 InterruptMap A 2 RTC CMOS RAM Map A 3 Appendix B POST Codes A 5 UnexpectedErrors A 8 Appendix C LoadSetupDefaults A 9 ...

Page 7: ...loppy ribbon cable ü ü ü ü ü D 2 Hard drive ribbon cables ü ü ü ü ü E 2 Retention Module ü ü ü ü ü F 2 Heatsink Support Unit option ü ü ü ü ü G 1 PS 2 to AT keyboard connector adapter option ü ü ü ü ü H 1 Bus master drivers 1 DMI option USERS MANUAL KP6 LS B A G C D E F Top Half Bottom Half H EPoX C D Rom or COM 1 COM 2 PS 2 KP6 LS Rev USB Parallel Port ...

Page 8: ... cache to remain tightly coupled to the processor while maintaining flexibility when implementing high perfor mance processors into OEM systems The second level cache is performance optimized and tested at the cartridge level The S E C cartridge utilizes surface mounted core components and a printed circuit board with an edge finger connection The S E C cartridge package introduced on the Pentium ...

Page 9: ...Socket 8 Retention mechanism Formerly retention module the dual posts etc that holds the cartridge in place Thermal plate The heatsink attachment plate Heat sink supports The support pieces that are mounted on the mainboard to provide added support for heatsinks The L2 cache TagRAM PBSRAM components keep standard industry names The Pentium II Processor is the first product to utilize the S E C car...

Page 10: ...nt single user Workstation solutions for Mission Critical 32 bit applications such as Adobe Photoshop for Windows NT where double floating point power can really smooth out your work load Also provided are the latest PC Workstation technologies including A G P USB and PC2 1 Expansion Slots Operating Systems that support Dual Processing e m a N m e t s y S g n i t a r e p O n o i s i v e R C I P A ...

Page 11: ...he video card and the processor it will assist in relieving some of these pressures for quite sometime Hardware Monitoring Hardware monitoring allows you to monitor various aspects of your systems opera tions and status These include features such as CPU temperature voltage and fan RPM s Desktop Management Interface DMI DMI or Desktop Management Interface is a BIOS level method for monitoring spec...

Page 12: ... products in the marketplace and better meet your needs By integrating more I O down onto the board and better positioning the hard drive and floppy connectors material cost of cables and add in cards is reduced By reducing the number of cables and components in the system manufacturing time and inventory holding costs are reduced and reliability will increase By using an optimized power supply it...

Page 13: ... momentary button that is normally open The KP6 LS has been designed with Soft Off functions You can turn Off the system from one of two sources The first is the front panel Power On Off button and the other is the Soft Off function coming from the KP6 LS s onboard circuit controller that can be controlled by the operating system Windows 95 will control this when the user clicks that they are read...

Page 14: ...Introduction KP6 LS Page 1 8 Figure 5 System Block Diagram System Block Diagram ...

Page 15: ...rs Supports 3 16 bit ISA slots 4 32 bit PCI slots 1 AGP slot and provides 2 independent high performance PCI IDE interfaces capable of supporting PIO Mode 3 4 and Ultra DMA 33 devices The KP6 LS supports 4 PCI Bus Master slots and a jumperless PCI INT control scheme which reduces configuration confusion when plugging in PCI card s Supports ATAPI e g CD ROM devices on both Primary and Secondary IDE...

Page 16: ...ts ring in feature remote power on through external modem allows system to be turned on remotely Supports Wake On Lan WOL Resume by Alarm Allows your system to turn on at a preselected time Power Loss Recovery In the event of a power outtage your system will automatically turn itself back on without user intervention Supports CPU Hardware sleep and SMM System Management Mode Supports Desktop Manag...

Page 17: ...Installation KP6 LS Page 3 1 Section 3 INSTALLATION ...

Page 18: ...e Top USB 0 Bottom PS 2 Keyboard Bottom KP6 LS Rev USB Parallel Port Primary ATX Power Input J9 Battery Flash Memory for BIOS 20 0M H z 26 6M H z 30 0M H z 33 0M H z 23 3M H z D efau lt JP7 DIMM 2 DIMM 1 Bank 0 Bank 1 DIMM 3 Bank 2 J4 J14 Intel PIIX4 PCIset Chassis Fan J3 CPU1 Fan J4 LM79 Hardware Monitor Winbond 83977 I Oset JP1 1 JPX1 Wake On Lan Intel 82093A PW JP JP JP JP RS SL SP TB H D G L K...

Page 19: ...evice Connectors Section 3 1 Configure Jumpers EPoX designs all motherboards with the fewest jumpers to make your install fast and easy The following will describe all of the jumpers that you are required to set before moving on to step 3 2 Note The jumpers as depicted as shown Figure 1 in their correct physical orientation CMOS Clear JP3 1 2 Run Mode Default 2 3 Clear CMOS JP3 1 BIOS Voltage Sett...

Page 20: ...ection JP7 1 2 200MHz 3 4 233MHz Default 5 6 266MHz 7 8 300MHz 9 10 330MHz 11 12 Reserved 13 14 Reserved 15 16 Disable E S S J JP7 JP9 JP10 JP11 JP12 Reserved CPU Processor Selections JP9 Reserved JP10 Reserved JP11 Reserved JP12 Reserved 1 2 15 16 ...

Page 21: ... o T 1 M M I D 2 M M I D 3 M M I D 4 M M I D B G 1 m u m i x a M M A R D S O D E B M 2 3 B M 6 1 B M 8 M 6 5 2 B M 8 2 1 B M 4 6 1 X M A R D S O D E B M 2 3 B M 6 1 B M 8 B M 6 5 2 B M 8 2 1 B M 4 6 1 X M A R D S O D E B M 2 3 B M 6 1 B M 8 B M 6 5 2 B M 8 2 1 B M 4 6 1 X M A R D S O D E B M 2 3 B M 6 1 B M 8 B M 6 5 2 B M 8 2 1 B M 4 6 1 X B M 8 6 7 m u m i x a M M A R D S O D E B M 2 3 B M 6 1 B...

Page 22: ...e 168 pins and two notches that will match with the onboard DIMM socket DIMM modules are installed by placing the chip firmly into the socket at a 90 degree angle and pressing straight down figure 6 until it fits tightly into the DIMM socket figure 7 Figure 5 Figure 6 DIMM Module clip before installation CENTER KEY ZONE 3 3 V DRAM LEFT KEY ZONE UNBUFFERED ...

Page 23: ...nstallation KP6 LS Page 3 7 Figure 7 DIMM Module clip after installation To remove the DIMM module simply press down both of the white clips on either side and the module will be released from the socket ...

Page 24: ...ur components ready we can start The attach mount bridges four screws mounted on the motherboard are pre installed for easy setup Place the Pentium II Retention Mechanism over the attach mount bridges Make sure to line up the notch on the Retention Module figure 8 with the tab on the Slot 1 Socket Figure 8 After placing the retention mechanism over the Slot 1 Socket use a 2 Phillips head screw dri...

Page 25: ... Now we need to secure the heatsink with the top half of the support figure 11 Take the top piece of the support and slide it into the bottom fin figure 11 on the heatsink and then push forward until it clips into the bottom base figure 9 that is already there figure 11 CPU Cartridge SLOT 1 Large Hole for Heat Sink Base Small Hole for Heat Sink Base Figure 10 Figure 11 Top half of the support Bott...

Page 26: ...s J3 Chassis Fan Power A plug in for the chassis Fan Power J4 Chassis Panel Connector Keylock Speaker Reset Turbo Sleep G LED and HDD LED J5 Floppy Controller J6 Primary IDE J7 Secondary IDE J8 CPU 2 Fan Power A plug in for the Power supply so that BIOS can monitor the RPM s J12 ATX Power Connector 20 pin power connector J13 CPU 1 Fan Power A plug in for the CPU Fan Power JPX1 WakeOn Lan WOL Figur...

Page 27: ... the button is pressed momentarily J14 S e c t i o n 3 4 Device Connectors continued Speaker Connect to the system s speaker for beeping 1 Speaker 3 GND 2 N C 4 GND Reset Closed to restart system Turbo LED indicator LED ON when higher speed is selected Sleep Resume switch Closed to enter sleep mode a keystroke or mouse movement will instantly wake up the system Power Saving LED indicator LED ON wh...

Page 28: ...Installation KP6 LS Page 3 12 Page Left Blank ...

Page 29: ... is turned off In general the information saved in the CMOS RAM will stay un changed unless there is a configuration change in the system such as hard drive replacement or a device is added It is possible for the CMOS battery to fail this will cause data loss in the CMOS only If this does happen you will need to reconfigure your BIOS settings To enter the Setup Program Power on the computer and pr...

Page 30: ...ion parameters 4 1 Standard CMOS Setup Choose Standard CMOS Setup in the CMOS SETUP UTILITY Menu Figure 2 The Standard CMOS Setup allows the user to configure system settings such as the current date and time type of hard disk drive installed floppy drive type and display type Memory size is auto detected by the BIOS and displayed for your reference When a field is highlighted use direction keys t...

Page 31: ...ers to change system related parameters in the displayed menu This menu shows all of the manufacturer s default values for the KP6 LS Pressing the F1 key will display a help message for the selected item Figure 3 BIOS Features Setup Virus Warning During and after the system boots up any attempt to write to the boot sector or partition table of the hard disk drive will halt the system and an error ...

Page 32: ...creasing performance Disabled This deactivates the processor s internal cache thereby lowering performance External L2 Cache This controls the status of the external L2 cache area The default is Enabled Enabled This activates the motherboard s L2 cache thereby increasing performance Disabled This deactivates the motherboard s L2 cache thereby lowering performance Quick Power On Self Test This cate...

Page 33: ...ce between 720K 1 2MB and 1 44MB drive types as they are all 80 tracks Boot Up NumLock Status This controls the state of the NumLock key when the system boots The default is On On The keypad acts as a 10 key pad Off The keypad acts like the cursor keys Boot UP System Speed This controls the initial system speed of the computer The default is High High This setting sets the computer into normal ope...

Page 34: ...second character displayed by typematic auto repeat The default is 250 250 250 msec 500 500 msec 750 750 msec 1000 1000 msec Security Option This category allows you to limit access to the System and Setup or just to Setup The default is Setup System The system will not boot and the access to Setup will be denied if the correct password is not entered at the prompt Setup The system will boot but t...

Page 35: ...or all other operating systems and configurations Video BIOS Shadow This option allows video BIOS to be copied into RAM Video Shadowing will increase the video performance of your system The default is Enabled Enabled Video shadow is enabled Disabled Video shadow is disabled C8000 CBFFF Shadow CC000 CFFFF Shadow D0000 D3FFF Shadow D4000 D7FFF Shadow D8000 DBFFF Shadow DC000 DFFFF Shadow These cate...

Page 36: ...s The default is Enabled Enabled This enables auto configuration and provides the option to select predefined timing modes Disabled This allows the user to specify DRAM timing parameters Note If you exceed the performance characteristics of memory in your system it will result in lockups crashes and other problematic system operations EDO DRAM Speed Selection This value must correspond to the spee...

Page 37: ...EDO RAS Precharge Time The precharge time is the number of cycles it takes for the RAS to accumulate its charge before EDO DRAM refresh If insufficient time is allowed refresh may be incomplete and the EDO DRAM may fail to retain data The default is 4 3 Time equals 3 host clocks 4 Time equals 4 host clocks EDO DRAM Read Burst B E F This setting will allow you to set the timing for burst mode reads...

Page 38: ...he default is Enabled Enabled Enabled Disabled Disabled System BIOS Cacheable This allows you to copy your BIOS code from slow ROM to fast RAM The default is Disabled Enabled The option will improve system performance However if any program writes to this memory area a system error may result Disabled System BIOS non cacheable Video BIOS Cacheable This option copies the video ROM BIOS to fast RAM ...

Page 39: ...tes Memory Hole at 15M 16M You can reserve this memory area for the use of ISA adaptor ROMs The default is Disabled Enabled This field enables the main memory 15 16MB to remap to ISA BUS Disabled Normal Setting NOTE If this feature is enabled you will not be able to cache this memory segment Passive Release This option allows access from the CPU to PCI bus to be active during passive release Other...

Page 40: ...freshed The default is Slow Fast Provides faster memory performance Slow Provides better memory compatibility SDRAM Precharge Time The precharge time is the number of cycles it takes for the RAS to accumulate its charge before SDRAM refresh If insufficient time is allowed refresh may be incomplete and the SDRAM may fail to retain data The default is Slow Fast Provides faster memory performance Slo...

Page 41: ...gement Setup Choose the POWER MANAGEMENT SETUP in the CMOS SETUP UTILITY to display the following screen This menu allows the user to modify the power management parameters and IRQ signals In general these parameters should not be changed unless it s absolutely necessary Figure 5 Power Management Setup You can only change the content of Doze Mode Standby Mode and Suspend Mode when the Power Manage...

Page 42: ...vertical and horizontal synchronization ports and writes blanks to the video buffer DPMS Select this option if your monitor supports the Display Power Management Signaling DPMS standard of the Video Electronics Stan dards Association VESA Use the software supplied for your video sub system to select video power management values Blank Screen System only writes blanks to the video buffer Video Off ...

Page 43: ...ge is from 1 minute up to 1 hour HDD Power Down HDD Standby timer can be set from 1 to 15 minute s VGA Active Monitor Use this option if your monitor has advanced power saving features The default is Enabled Enabled Your monitor s power features will be included in power management Disabled Your monitor s power features will not be included in power management Soft Off by PWR BTTN Use this to sele...

Page 44: ...l you turn it on Date of month Alarm This is how you set the date that the system will turn on The default is 0 0 Setting this to 0 will turn the system on everyday at the preset time 1 31 Represents the day of the month that you need the system to turn on Time hh mm ss Alarm This sets the time that you need the system to turn on The deault is 08 00 00 Reload Global Timer Events These options allo...

Page 45: ...Setup PNP OS Installed Do you have a PNP OS installed on your system The default is No Yes Select if you are using a PNP OS No Select if your OS does not support PNP Resources Controlled By Who controlled the system PNP PCI resources The default is Manual Manual PNP Card s resources will be controlled manually You can set which IRQ X and DMA X are assigned to PCI ISA PNP or Legacy ISA Cards Auto I...

Page 46: ...ected IDE devices The default value is PCI AUTO This will allow the system to automatically config ure the IDE devices Used MEM base addr The Used MEM base addr CB00 CC00 D000 D400 D800 DC00 and Used MEM Length 8K 16K 32K 64K are used to support some specific ISA Legacy cards with requested memory space below 1M address Now with these two functions users can define where the used memory address is...

Page 47: ...properly This function will be necessary only when the system CMOS data is corrupted 4 7 Integrated Peripherals Figure 8 Integrated Peripherals Note If you do not use the Onboard IDE connector then you will need to set Onboard Primary PCI IDE Disabled and Onboard Secondary PCI IDE Disabled Note The Onboard PCI IDE cable should be equal to or less than 18 inches 45 cm ...

Page 48: ...ard IDE secondary port Disabled Disables Onboard IDE secondary port IDE Primary Master PIO The default is Auto Auto BIOS will automatically detect the Onboard Primary Master PCI IDE HDD Accessing mode Mode 0 4 Manually set the IDE Programmed interrupt mode IDE Primary Slave PIO The default is Auto Auto BIOS will automatically detect the Onboard Primary Slave PCI IDE HDD Accessing mode Mode 0 4 Man...

Page 49: ...r will select the optimal setting Disabled The hard drive will run in normal mode IDE Secondary Master UDMA This allows you to select the mode of operation for the hard drive The default is Auto Auto The computer will select the optimal setting Disabled The hard drive will run in normal mode IDE Secondary Slave UDMA This allows you to select the mode of operation for the hard drive The default is ...

Page 50: ... the Onboard Winbond Chip s floppy drive interface controller Onboard Serial Port 1 This field allows the user to configure the 1st serial port The default is Auto AUTO Enable Onboard Serial port 1 and address is Auto adjusted COM1 Enable Onboard Serial port 1 and address is 3F8H IRQ4 COM2 Enable Onboard Serial port 1 and address is 2F8H IRQ3 COM3 Enable Onboard Serial port 1 and address is 3E8H I...

Page 51: ...ss is 378H and IRQ7 278H Enable Onboard LPT port and address is 278H and IRQ5 3BCH Enable Onboard LPT port and address is 3BCH and IRQ7 Disabled Disable Onboard Winbond Chip s LPT port Parallel Port Mode This field allows the user to select the parallel port mode The default is ECP EPP Normal Standard mode IBM PC AT Compatible bidirectional parallel port EPP Enhanced Parallel Port mode ECP Extende...

Page 52: ...shes to change the default password the SETUP UTILITY will display a mes sage and ask for a confirmation Confirm Password 3 After pressing the Enter key ROM password if the option was not used or current password user defined password the user can change the password and store new one in CMOS RAM A maximum of 8 characters can be entered 4 9 IDE HDD Auto Detection The IDE HDD auto detection utility...

Page 53: ...e BIOS nor the IDE controller will make any transformations during accessing The maximum number of cylinders head sectors for NORMAL mode are 1024 16 63 no Cylinder 1024 x no Head 16 x no Sector 63 x no per sector 512 528 Megabytes If user set his HDD to NORMAL mode the maximum accessible HDD size will be 528 Megabytes even though its physical size may be greater than that ...

Page 54: ...tain more than 1024 cylinder without LBA support in some cases user do not want LBA The Award BIOS provides another alternative to support these kinds of LARGE mode CYLS HEADS SECTOR MODE 1120 16 59 NORMAL 560 32 59 LARGE BIOS tricks DOS or other OS that the number of cylinders is less than 1024 by dividing it by 2 At the same time the number of heads is multiplied by 2 A reverse transformation pr...

Page 55: ...me with the drive for the correct interleave number or select 0 for automatic detection Auto scan bad track This allows the utility to scan first then format by each track Start Press Y to start low level format 3 11 Save Exit Setup The SAVE EXIT SETUP option will bring you back to the boot up procedure with all the changes you just recorded in the CMOS RAM 3 12 Exit Without Saving The EXIT WITHOU...

Page 56: ...BIOS KP6 LS Page 4 28 Page Left Blank ...

Page 57: ...ration and to diagnose and resolve problems The computer s BIOS will detect and record as much information as it is able to and will store that information in a special location in the BIOS The DMI configuration utility will allow system integrators to add information that the BIOS cannot detect such as model and brand of motherboard and other components This information cannot be detected by the ...

Page 58: ...DMI Access KP6 LS Page 5 2 Page Left Blank ...

Page 59: ...CFFF 20K BIOS runtime service routine 2 FD000 FDFFF 4K Plug and Play ESCD data area FE000 FFFFF 8K BIOS runtime service routine 1 A 2 I O MAP 000 01F DMA controller Master 020 021 INTERRUPT CONTROLLER Master 022 023 CHIPSET control registers I O ports 040 05F TIMER control registers 060 06F KEYBOARDinterfacecontroller 8042 070 07F RTC ports CMOS I O ports 080 09F DMA register 0A0 0BF INTERRUPTcont...

Page 60: ... ECP Option DMA Channel 2 FLOPPYDISK SMCCHIP DMA Channel 3 Onboard ECP default DMA Channel 4 Cascade for DMA controller 1 DMA Channel 5 Available DMA Channel 6 Available DMA Channel 7 Available A 4 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 8 15 3 SERIAL port 2 4 SERIAL port 1 5 PARALLELport2 6 FLOPPYDISK SMCCH...

Page 61: ...ster B 0C Status register C 0D Status register D 0E Diagnostic status byte 0F Shutdown byte 10 FLOPPY DISK drive type byte 11 Reserve 12 HARD DISK type byte 13 Reserve 14 Equipment type 15 Base memory low byte 16 Base memory high byte 17 Extension memory low byte 18 Extension memory high byte 19 2d 2E 2F 30 Reserved for extension memory low byte 31 Reserved for extension memory high byte 32 DATECE...

Page 62: ...Appendix KP6 LS A 4 Page Left Blank ...

Page 63: ... R W functionality C1 Auto detection of onboard DRAM Cache C5 Copy the BIOS from ROM into E0000 FFFFF shadow RAM so that POST will go faster 08 Test the first 256K DRAM 09 OEM specific cache initialization if needed 0A 1 Initialize the first 32 interrupt vectors with corresponding Interrupt handlers Initialize INT numbers from 33 120 with Dummy Spurious Interrupt Handler 2 Issue CPUID instruction ...

Page 64: ... only 0F DMA channel 0 test 10 DMA channel 1 test 11 DMA page registers test 12 13 Reserved 14 Test 8254 Timer 0 Counter 2 15 Test 8259 interrupt mask bits for channel 1 16 Test 8259 interrupt mask bits for channel 2 17 Reserved 19 Test 8259 functionality 1A 1D Reserved 1E If EISA NVM checksum is good execute EISA initialization EISA BIOS only 1F 29 Reserved 30 Detect Base Memory Extended Memory S...

Page 65: ... to press F1 key 4F 1 If password is needed ask for password 2 Clear the Energy Star Logo Green BIOS only 50 Write all CMOS values currently in the BIOS stack area back into the CMOS 51 Reserved 52 1 Initialize all ISA ROMs 2 Later PCI initializations PCI BIOS only assign IRQ to PCI devices initializeallPCIROMs 3 PnP Initialzations PnP BIOS only assign IO Memory IRQ DMA to PnP ISA devices initiali...

Page 66: ...ation table 62 1 Setup daylight saving according to Setup value 2 Program the NUM Lock typematic rate typematic speed according to Setup setting 63 1 If there is any changes in the hardware configuration update the ESCD information PnP BIOS only 2 Clear memory that have been used 3 Boot system via INT 19H FF System Booting This means that the BIOS already pass the control right to the operating sy...

Page 67: ...AD SETUP DEFAULTS function loads the system default data directly from ROM and initializes the associated hardware properly This function will be necessary when you accept this mainboard or the system CMOS data is corrupted LOAD SETUP DEFAULTS ...

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