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BIOS

EP-3WXA/4/4Y

Page 4-7

4-2 Advanced BIOS Features

This section allows you to configure your system for basic operation. You have the

opportunity to select the system’s default speed, boot-up sequence, keyboard

operation, shadowing and security.

Advanced BIOS Features

Virus Warning

Enabled

CPU Internal Cache

Enabled

External Cache

Enabled

CPU L2 Cache ECC Checking

Enabled

Quick Power On Self Test

Enabled

First Boot device

Floppy

Second Boot device

HDD-0

Third Boot device

Floppy

Boot other device

Disabled

Swap Floppy Drive

Disabled

Boot Up Floppy Seek

Disabled

Boot Up NumLock Status

Off

Gate A20 Option

Normal

Typematic Rate Setting

Disabled

Typematic Rate (Chars/Sec)

Typematic Delay (Msec)

250

Security Option

Setup

OS Select For DRAM > 64MB

Non-OS2

Report NO FDD For Win 95

Item Help

___________________________________

Menu Level

Allows you to choose the VIRUS warning

feature for IDE Hard Disk boot sector

protection. If this function is

enabled and someone attempt to write

data into this area, BIOS will show a

warning message on screen and alarm

beep

¯¬®

Move Enter: Select +/-/PU/PD: Value F10:Save ESC: Exit F1:General Help

F5:Previous Values F6:Fail-safe defaults F7:Optimized Defaults

Virus Warning

Allows you to choose the VIRUS Warning feature for IDE Hard Disk boot sector

protection. If this function is enabled and someone attempt to write data into this

area, BIOS will show a warning message on screen and alarm beep.

Enabled: Activates automatically when the system boots up causing a warning

message to appear when anything attempts to access the boot sector

or hard disk partition table.

Disabled: No warning message will appear when anything attempts to access the

boot sector or hard disk partition table.

Summary of Contents for EP-3WXA

Page 1: ... Soc Soc Soc Sock k k k ket 370 Pr et 370 Pr et 370 Pr et 370 Pr et 370 Processor ocessor ocessor ocessor ocessor based Intel 810 Chipset based Intel 810 Chipset based Intel 810 Chipset based Intel 810 Chipset based Intel 810 Chipset mainboar mainboar mainboar mainboar mainboard 100 66MHz d 100 66MHz d 100 66MHz d 100 66MHz d 100 66MHz EP 3WXA EP 3WXA EP 3WXA EP 3WXA EP 3WXA EP 3WXA4 EP 3WXA4 EP 3...

Page 2: ...otice For updated BIOS drivers or product release information you may visit our websites at http www epox com or http www epox com tw 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 The product name and revision number are both printed on the m...

Page 3: ...er _______________________________ Contacting Technical Support EPoX technical support is working hard to answer all of your questions online From our website you can find answers to many common questions drivers BIOS updates tech notes and important technical bulletins If you are still unable to locate the solution you are seeking you always have the option to contact our support technicians dire...

Page 4: ...ff Remote 1 7 System Block Diagram 1 8 Section 2 Features EP 3WXA 4 4Y Features 2 1 Section 3 Installation EP 3WXA 4 4Y Detailed Layout 3 2 Easy Installation Procedure Configure Jumpers 3 3 AC 97 MR Configuration Table 3 4 System Memory Configuration 3 5 Device Connectors 3 8 External Modem Ring in Power ON and Keyboard Power ON Function KBPO 3 10 Section 4 Award BIOS Setup Main Menu 4 1 Standard ...

Page 5: ... 23 Supervisor User Password Setting 4 24 ExitSelecting 4 25 Section 5 810 VGA and Sound Driver Installation Easy Driver Installation 5 1 Appendix Appendix A Memory Map A 1 I O Map A 1 Timer DMA Channels Map A 2 Interrupt Map A 2 RTC CMOS RAM Map A 3 Appendix B POST Codes A 5 Appendix C Load Optimized Defaults A 13 ...

Page 6: ...EP 3WXA 4 4Y Page Left Blank ...

Page 7: ...ü ü ü ü B 1 EP 3WXA 4 4Y user s manual ü ü ü ü ü C 1 Floppy ribbon cable ü ü ü ü ü D 1 Hard drive for UltraATA66 33 an 80 conductor cable ü ü ü ü ü E 1 RS 232 9 PIN ribbon cable F 1 PS 2 to AT keyboard connector adapter optional ü ü ü ü ü G 1 Onboard Graphic and Sound Driver USER S MANUAL EP 3WXA 4 4Y B A F C D E G or ...

Page 8: ...l for reducing costs of processor retention and cooling solutions Like the Intel Celeron processors that utilize S E P P the Intel Celeron processors that use P P G A feature a P6 microarchitecture based core processor on a single sided substrate without BSRAM componentry The Intel Celeron processor at 466 433 400 366 333 and 300A MHz Includes Intel MMX tm media enhancement technology Offers Dynam...

Page 9: ...70 pin socket Carefully install the processor into the 370 pin socket making sure that none of the pins are bent Then close the handle of the socket Next install the fan heatsink Make sure to install the heatsink onto the processor after the processor has been inserted into the 370 pin socket Place the fan heatsink onto the processor such that the integrated clip lines up with the socket s attach ...

Page 10: ...s The Intel R 810 chipset that Built on the strong foundation of Intel R 440BX AGPset technology the Intel R 810 chipset has re engineered the Value PC providing next generation features and great graphics performance The 82810 Graphics Memory Controller Hub GMCH features Intel R graphics technology and software drivers using Direct AGP integrated AGP to create vivid 2D and 3D effects and images T...

Page 11: ...bles software audio and modem AMR Riser Optional by using the processor to run sound and modem software By reusing existing system resources this feature adds flexibility improves sound and modem quality The 82802 Firmware Hub FWH 4MB stores system BIOS and video BIOS eliminating a redundant nonvolatile memory component In addition the 82802 contains a hardware Random Number Generator RNG The Inte...

Page 12: ... O Only the size and position of this aperture is defined allowing PC manufacturers to add new I O features e g TV input TV output modem LAN etc to systems This will help systems integrators differentiate their products in the marketplace and better meet your needs Smaller size promotes a smaller system size I O shield does not need to be retooled in an ATX 2 01 or later Mainboard could be used in...

Page 13: ...n that is normally open The EP 3WXA 4 4Y 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 the button and the other is the Soft Off function coming from the EP 3WXA 4 4Y s onboard circuit controller that can be controlled by the operating system Windows 95 98 will control this when the user clicks that they are r...

Page 14: ...Introduction EP 3WXA 4 4Y Page 1 8 Figure 5 System Block Diagram System Block Diagram ...

Page 15: ...ort for SDRAM at 100MHz Integrated 2D 3D Graphics Engine H W Motion Compensation Engine 230MHz DAC Digital Video Out Port Optional and 4MB Display Cache EP 3WXA4 3WXA4Y only AC 97 2 1 Audio CODEC onboard Supports 5 32 bit PCI slots provides 2 independent high performance PCI IDE interfaces capable of supporting PIO Mode 3 4 and Ultra DMA 66 devices The EP 3WXA 4 4Y supports 5 PCI Bus Master slots ...

Page 16: ... a preselected time Supports CPU Hardware sleep and SMM System Management Mode Supports Hot key Any key or password Keyboard power ON function KBPO Supports the CPU PWR and Chassis fan Auto stop in the sleep mode Supports the System Power LED PANEL blinks in the sleep mode Built in WOL Wake On Lan Connector Supports the AMR Connector for enables the software modem Built in YAMAHA YMF744 PCI Sound ...

Page 17: ...Installation EP 3WXA 4 4Y Page 3 1 Section 3 INSTALLATION ...

Page 18: ...Installation EP 3WXA 4 4Y Page 3 2 Figure 1 EP 3WXA 4 4Y Detailed Layout ...

Page 19: ...e 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 1 JP1 CMOS Clear JP1 1 2 Normal Default 2 3 Clear CMOS CPU Speed Selection JP3 100MHz Rsd 66MHz AUTO 1 Default Note If CPU is S Spec processor than ignore the CPU ratio setting otherwise the CPU ratio setting in BIOS Frequency Voltage C...

Page 20: ...r a o b n O 7 9 C A y r a d n o c e S C M r o R M 3 2 7 9 C A d r a o b n O d e l b a s i D y r a m i r P C M A r o C M r o R M 7 9 C A d r a o b n O d e l b a s i D y r a m i r P C M A r o C M r o R M e n o N Y 4 A X W 3 P E e b t s u m C M A r o C M r o R M y l n o y r a m i r P Audio Codec 97 AC 97 Audio Codec AC Modem Codec MC Audio Modem Codec AMC Modem Riser Card MR Note In the BIOS setting ...

Page 21: ...0MHz SDRAM Spec using DIMM SDRAM must be 125MHz 8ns bus speed If used 100MHz 10ns SDRAM may be critical timing for the motherboard DIMM SDRAM may be 100MHz 10ns or 125MHz 8ns bus speed Figure 2 and Table 1 show several possible memory configurations using SDRAM only supports 16 32 64 128 256MB DIMM modules Table 1 y r o m e M l a t o T 1 M M I D 1 0 k n a B 2 M M I D 3 2 k n a B B M 6 5 2 m u m i ...

Page 22: ...have 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 4 until it fits tightly into the DIMM socket figure 5 Figure 3 CENTER KEY ZONE 3 3 V DRAM LEFT KEY ZONE UNBUFFERED Figure 4 DIMM Module clip before installation ...

Page 23: ...allation EP 3WXA 4 4Y Page 3 7 Figure 5 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: ...the RPM s J6 Chassis Fan Power A plug in for the chassis Fan Power J7 WOL Wake On Lan Connector J8 SB LINK Connector 5 PIN Header for PCI Sound Card PW2 ATX Power Connector 20 pin power connector IDE1 Primary IDE Connector IDE2 Secondary IDE Connector FDD1 Floppy Controller Connector CD IN CD Audio_IN Connector Pin1 CD_IN_Left Pin2 Pin3 GND Pin4 CD_IN_Right AUX_IN Auxiliary Line_IN Connector Pin1 ...

Page 25: ...ft Off by Pwr BTTN feature you can choose either Instant Off turns system off immediatly or 4 sec delay you need to hold the button down for 4 seconds before the system turns off When the system is in 4 sec delay mode there is a special feature to make the system to go into suspend mode when the button is pressed momentarily Turbo LED indicator LED ON when higher speed is selected IDE LED indicato...

Page 26: ...Step 1 Please check JP13 at the position 1 2 after you finished the system installation Step 2 Push the momentary switch J3 PW ON to turn on your system and then push again to hold for more than 4 seconds to turn it off affter counting memory as soon as you turn it on Step 3 You can enjoy the Keyboard Power ON function KBPO by pressing any 1 key Hot key Ctrl F1 F2 F12 Password A maximum of 5 chara...

Page 27: ...e 5 0VSB standby power only has to be 0 1A 100mA then you can enjoy this unique benefit However the ATX power supply which is 0 1 100mA is still applicable to your system by placed JP13 at the position 2 3 to disable this feature 2 We recommended you use the power supply with 1 0A in 5 0VSB Because this supported PCI 2 1 specification for remote power on and wake up function ...

Page 28: ...Installation EP 3WXA 4 4Y Page 3 12 Page Left Blank ...

Page 29: ...The main menu includes the following main setup categories Recall that some systems may not include all entries Standard CMOS Features Use this menu for basic system configuration Section 4 BIOS SETUP CMOS Setup Utility Copyright C 1984 1998 Standard CMOS Feature Advanced BIOS Feature Advanced Chipset Feature Integrated Peripherals Power Management Setup PnP PCI Configurations PC Health Status Fre...

Page 30: ...tus include Voltage Fan speed CPU temperature Frequency Voltage Control Use this menu to specify your settings for frequency voltage control Load Fail Safe Defaults Use this menu to load the BIOS default values for the minimal stable perfor mance for your system to operate Load Optimized Defaults Use this menu to load the BIOS default values that are factory settings for opti mal performance syste...

Page 31: ... Features Date Mon Feb 8 1999 Time 16 19 20 Ø IDE Primary Master 2557 MB Ø IDE Primary Slave None Ø IDE Secondary Master None Ø IDE Secondary Slave None Drive A 1 44M 3 5 in None Video EGA VGA Halt On All Errors Based Memory 640K Extended Memory 64512K Total Memory 65536K Item Help ______________________________ Menu Level Ø Change the day month year and century Move Enter Select PU PD Value F10 S...

Page 32: ...described in Table 3 Press Enter to enter the sub menu of detailed options Drive A Drive B None 360K 5 25 in 1 2M 5 25 in 720K 3 5 in 1 44M 3 5 in 2 88M 3 5 in Select the type of floppy disk drive installed in your system Video EGA VGA CGA 40 CGA 80 MONO Select the default video device Halt On All Errors No Errors All but Keyboard All but Diskette All but Disk Key Select the situation in which you...

Page 33: ...4 1998 Award Software IDE Primary Master IDE HDD Auto Detection Press Enter IDE Primary Master Auto 2557 MB Access Mode Auto Cylinder 4956 Head 16 Precomp 0 Landing Zone 4955 Sector 63 Item Help Menu Level ØØ To auto detect the HDD s size head on this channel Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults Figure 2 IDE ...

Page 34: ...ers heads etc Note PRECOMP 65535 means NONE Capacity Auto Display your disk drive size Disk drive capacity Approximated Note that this size is usually slightly greater than the size of a formatted disk given by a disk checking program Access Mode Normal LBA Large Auto Choose the access mode for this hard disk The following options are selectable only if the IDE Primary Master item is set to Manual...

Page 35: ... For DRAM 64MB Non OS2 Report NO FDD For Win 95 No Item Help ___________________________________ Menu Level Ø Allows you to choose the VIRUS warning feature for IDE Hard Disk boot sector protection If this function is enabled and someone attempt to write data into this area BIOS will show a warning message on screen and alarm beep Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 ...

Page 36: ...ick POST Disabled Normal POST First Second Third Other Boot Device The BIOS attempts to load the operating system from the devices in the sequence selected in these items The Choice Floppy LS ZIP HDD SCSI CDROM Disabled Swap Floppy Drive If the system has two floppy drives you can swap the logical drive name assignments The choice Enabled Disabled Boot Up Floppy Seek Seeks disk drives during boot ...

Page 37: ...me the system boots or only when you enter setup System The system will not boot and access to Setup will be denied if the correct password is not entered at the prompt Setup The system will boot but access to Setup will be denied if the correct password is not entered at the prompt Note To disable security select PASSWORD SETTING at Main Menu and then you will be asked to enter password Do not ty...

Page 38: ...igure the system based on the specific features of the installed chipset This chipset manages bus speeds and access to system memory resources such as DRAM and the external cache It also coordinates communica tions between the conventional ISA bus and the PCI bus It must be stated that these items should never need to be altered The default settings have been chosen be cause they provide the best ...

Page 39: ...ge before DRAM refresh the refresh may be incomplete and the DRAM may fail to retain data Fast gives faster performance and Slow gives more stable performance This field applies only when synchronous DRAM is installed in the system The Choice 2 3 System BIOS Cacheable Selecting Enabled allows caching of the system BIOS ROM at F0000h FFFFFh resulting in better system performance However if any prog...

Page 40: ...GA drive use The Choice 32MB 64MB Disabled Onboard Display Cache Setting Optional for 82810 DC100 only Setting the onboard display cache timing CAS Latency Select the local memory clock periods The Choice 2 3 Paging Mode Control Select the paging mode control The Choice Close Open RAS to CAS Override Select the display cache clock periods control The Choice by CAS LT Override 2 RAS Timing This ite...

Page 41: ...upport Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults OnChip Primary Secondary PCI IDE The integrated peripheral controller contains an IDE interface with support for two IDE channels Select Enabled to activate each channel separately The choice Enabled Disabled IDE Primary Secondary Master Slave PIO The four IDE PIO P...

Page 42: ...JP8 is at 2 3 position then AC97 Audio function must be set Disable to come with the hardware setting The choice Enabled Disabled IDE HDD Block Mode Block mode is also called block transfer multiple commands or multiple sector read write If your IDE hard drive supports block mode most new drives do select Enabled for automatic detection of the optimal number of block read writes per sector the dri...

Page 43: ... 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 Extended Capabilities Port mode EPP ECP ECP Mode EPP Mode ECP Mode USE DMA This field allows the user to select DMA1 or DMA3 for the ECP mode The default is DMA3 DMA1 This field selects the routing of DMA1...

Page 44: ...ling 50 0 Resume by Alarm Disabled Reload Global Timer Events Primary IDE 0 Disabled Primary IDE 1 Disabled Secondary IDE 0 Disabled Secondary IDE 1 Disabled FDD COM LPT Port Disabled PCI PIRQ A D Disabled Item Help ___________________________________ Menu Level Ø Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults ACPI Fun...

Page 45: ...h ranges from 1 min to 15 min and disable Video Off Method This determines the manner in which the monitor is blanked V H SYNC Blank This selection will cause the system to turn off the vertical and horizontal synchronization ports and write blanks to the video buffer Blank Screen This option only writes blanks to the video buffer DPMS Initial display power management signaling Video Off In Suspen...

Page 46: ...lect the CPU THRM Throttling rate The choice 25 0 37 5 50 0 62 5 75 0 87 5 Resume by Alarm This option allows you to have the system turn on at a present time each day or on a certain day The choice Disabled Enabled PM Events PM events are I O events whose occurrence can prevent the system from entering a power saving mode or can awaken the system from such a mode In effect the system remains aler...

Page 47: ...Press Enter Ø Memory Resources Press Enter PCI VGA Palette Snoop Disabled Item Help Menu Level Ø Default is Disabled Select Enabled to reset Extended System Configuration Data ESCD when you exit Setup if you have installed a new add on and the system reconfiguration has caused such a serious conflict that the OS cannot boot Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previou...

Page 48: ...y PCI slot Legacy ISA for devices compliant with the original PC AT bus specification PCI ISA PnP for devices compliant with the Plug and Play standard whether designed for PCI or ISA bus architecture The Choice Legacy ISA and PCI ISA PnP DMA Resources When resources are controlled manually assign each system DMA channel a type depending on the type of device using the DM channel DMA 0 1 3 5 6 7 a...

Page 49: ...2 00V Vtt 1 50V Vio 3 36V 5V 5 16V 12V 12 28V 12V 11 90V 5V 5 20V Item Help Menu Level Ø Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults Current System Temp This is the Current temperature of the system Current CPU Temperature This is the current temperature of the CPU Current CPU FAN Speed The current CPU fan speed in ...

Page 50: ... General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults Auto Detect This item allows you to enable disable auto detect DIMM PCI Clock The choice Enabled Disabled Spread Spectrum Modulated This item allows you to enable disable the spread spectrum modulate The choice Enabled Disabled CPU Speed This item allows you to select the CPU speed CPU Ratio This item allows you to select...

Page 51: ...alog box with a message similar to Load Fail Safe Defaults Y N N Pressing Y loads the BIOS default values for the most stable minimal perfor mance system operations Load Optimized Defaults When you press Enter on this item you get a confirmation dialog box with a message similar to Load Optimized Defaults Y N N Pressing Y loads the default values that are factory settings for optimal perfor mance ...

Page 52: ...ort the selection and not enter a password To disable a password just press Enter when you are prompted to enter the password A message will confirm the password will be disabled Once the pass word is disabled the system will boot and you can enter Setup freely PASSWORD DISABLED When a password has been enabled you will be prompted to enter it every time you try to enter Setup This prevents an una...

Page 53: ...u turn your system off The next time you boot your computer the BIOS configures your system according to the Setup selections stored in CMOS After saving the values the system is restarted again Exit Without Saving Pressing Enter on this item asks for confirmation Quit without saving Y N Y This allows you to exit Setup without storing in CMOS any change The previous selections remain in effect Thi...

Page 54: ...BIOS EP 3WXA 4 4Y Page 4 26 Page Left Blank ...

Page 55: ...crosoft Windows 95 OSR 2 1 and Windows 98 oper ating systems Step 2 To Click the Intel 810 and 820 INF Installation Utility This installer will install updated INF files onto the target machine Supported operating systems Microsoft Windows 95 OSR 2 1 and Windows 98 operating systems This procedure will Re start the system Step 3 To Click the Intel 810 VGA Driver to installation the Graphics resolu...

Page 56: ...Drivers Installation EP 3WXA 4 4Y Page 5 2 Page Left Blank ...

Page 57: ...ome CGA adaptor F0000 F7FFF 32K BIOS CMOS setup utility F8000 FCFFF 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 KEYBOARD interface controller 8042 070 07F RT...

Page 58: ...hannel 1 DRAM REFRESH request TIMER Channel 2 SPEAKER tone generator DMA CHANNELS DMA Channel 0 Available DMA Channel 1 Onboard ECP Option DMA Channel 2 FLOPPY DISK SMC CHIP 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 fro...

Page 59: ...1 channel A 5 RTC CMOS RAM MAP RTC CMOS 00 Seconds 01 Second alarm 02 Minutes 03 Minutes alarm 04 Hours 05 Hours alarm 06 Day of week 07 Day of month 08 Month 09 Year 0A Status register A 0B Status register 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 memo...

Page 60: ...e 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 DATE CENTURY byte 33 INFORMATIONFLAG 34 3F Reserve 40 7F Reserved for CHIPSET SETTING DATA ...

Page 61: ...BIOS code to DRAM C5h Call chipset hook to copy BIOS back to E000 F000 shadow RAM 0h1 Expand the Xgroup codes locating in physical address 1000 0 02h Reserved 03h Initial Superio_Early_Init switch 04h Reserved 05h 1 Blank out screen 2 Clear CMOS error flag 06h Reserved 07h 1 Clear 8042 interface 2 Initialize 8042 self test 08h 1 Test special keyboard controller for Winbond 977 series Super I O chi...

Page 62: ... default values into chipset Chipset default values are MODBINable by OEM customers 15h Reserved 16h Initial Early_Init_Onboard_Generator switch 17h Reserved 18h Detect CPU information including brand SMI type Cyrix or Intel and CPU level 586 or 686 19h Reserved 1Ah Reserved 1Bh Initial interrupts vector table If no special specified all H W interrupts are directed to PURIOUS_INT_HDLR S W interrup...

Page 63: ...and put it into C000 0 24h Reserved 25h Reserved 26h Reserved 27h Initialize INT 09 buffer 28h Reserved 29h 1 Program CPU internal MTRR P6 PII for 0 640K memory address 2 Initialize the APIC for Pentium class CPU 3 Program early chipset according to CMOS setup Example onboard IDE controller 4 Measure CPU speed 5 Invoke video BIOS 2Ah Reserved 2Bh Reserved 2Ch Reserved 2Dh 1 Initializemulti languag...

Page 64: ...5h Reserved 46h Reserved 47h Initialize EISA slot 48h Reserved 49h 1 Calculate total memory by testing the last double word of each 64K page 2 Program write allocation for AMD K5 CPU 4Ah Reserved 4Bh Reserved 4Ch Reserved 4Dh Reserved 4Eh 1 Program MTRR of M1 CPU 2 Initialize L2 cache for P6 class CPU program CPU with proper cacheable range 3 Initialize the APIC for P6 class CPU 4 On MP platform a...

Page 65: ...e for entering AWDFLASH EXE from FDD optional 5Ch Reserved 5Dh 1 Initialize Init_Onboard_Super_IO switch 2 Initialize Init_Onbaord_AUDIO switch 5Eh Reserved 5Fh Reserved 60h Okay to enter Setup utility i e not until this POST stage can users enter the CMOS setup utility 61h Reserved 62h Reserved 63h Reserved 64h Reserved 65h Initialize PS 2 Mouse 66h Reserved 67h Prepare memory size information fo...

Page 66: ...s pressed 74h Reserved 75h Detect install all IDE devices HDD LS120 ZIP CDROM 76h Reserved 77h Detect serial ports parallel ports 78h Reserved 79h Reserved 7Ah Detect install co processor 7Bh Reserved 7Ch Reserved 7Dh Reserved 7Eh Reserved 7Fh 1 Switch back to text mode if full screen logo is supported If errors occur report errors wait for keys If no errors occur or F1 key is pressed to continue ...

Page 67: ...Reserved 88h Reserved 89h Reserved 90h Reserved 91h Reserved 92h Reserved 93h Read HDD boot sector information for Trend Anti Virus code 94h 1 Enable L2 cache 2 Program boot up speed 3 Chipset final initialization 4 Power management final initialization 5 Clear screen display summary table 6 Program K6 write allocation 7 Program P6 class write combining 95h 1 Program daylight saving 2 Update keybo...

Page 68: ...Appendix EP 3WXA 4 4Y A 12 Page Left Blank ...

Page 69: ...s Load Optimized Defaults Set Supervisor Password Set User Password Save Exit Setup Exit Without Saving Esc Quit Select Item F10 Save Exit Setup Time Date Hard Disk Type Appendix C NOTE The LOAD Optimized 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 CMO...

Page 70: ...Appendix EP 3WXA 4 4Y A 14 Page Left Blank ...

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