MotherboardP4S800-MXUser Guide

1-2Chapter 1: Product introduction1.1 Welcome!Thank you for buying the ASUS® P4S800-MX motherboard!The ASUS P4S800-MX motherboard delivers a host of n

ASUS P4S800-MX motherboard user guide1-3The SiS661FX chipset provides a high performance host interface for the Intel®Pentium® 4 processor, and suppor

1-4Chapter 1: Product introductionUSB 2.0 connectivityThe P4S800-MX rear panel is equipped with four (4) Universal Serial Bus (USB)ports to connect US

ASUS P4S800-MX motherboard user guide1-51.4 Before you proceedTake note of the following precautions before you install motherboard componentsor chang

1-6Chapter 1: Product introduction1.5 Motherboard overview1.5.1 Motherboard layout24.5cm (9.6in)PCI1P4S800-MXCR2032 3VLithium CellCMOS PowerCD1AUX1Sup

ASUS P4S800-MX motherboard user guide1-7Do not overtighten the screws! Doing so may damage the motherboard.1.5.2 Placement directionWhen installing th

1-8Chapter 1: Product introduction1.6 Central Processing Unit (CPU)1.6.1 OverviewThe Intel® Pentium® 4 processor has a gold triangular mark on one cor

ASUS P4S800-MX motherboard user guide1-91.6.2 Installing the CPUFollow these steps to install a CPU.1. Locate the 478-pin ZIF socket on the motherboar

1-10Chapter 1: Product introduction1.7 System memory1.7.1 DIMM sockets locationThe following figure illustrates the location of the DDR DIMM sockets.M

ASUS P4S800-MX motherboard user guide1-11Table 1 Qualified DDR400 vendors listThis table lists the memory modules that have been tested and qualified

iiChecklistCopyright © 2003 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software described in it, may

1-12Chapter 1: Product introduction1.8.1 Installing an expansion cardFollow these steps to install an expansion card.1. Before installing the expansio

ASUS P4S800-MX motherboard user guide1-13Standard interrupt assignmentsIRQ Priority Standard Function 0 1 System Timer 1 2 Keyboard Controller 2 N/A P

1-14Chapter 1: Product introduction1.8.4 AGP slotThe Accelerated Graphics Port (AGP) slot that supports AGP 8X/4X (+1.5V) cards.When you buy an AGP ca

ASUS P4S800-MX motherboard user guide1-151.9 Jumpers1. Clear RTC RAM (CLRTC1)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS.Yo

1-16Chapter 1: Product introduction3. Keyboard power (3-pin KBPWR1)This jumper allows you to enable or disable the keyboard wake-up feature. Setthis j

ASUS P4S800-MX motherboard user guide1-171.10 ConnectorsThis section describes and illustrates the motherboard rear panel and internalconnectors.1.10.

1-18Chapter 1: Product introduction2. Floppy disk drive connector (34-1 pin FLOPPY1)This connector supports the provided floppy drive ribbon cable. Af

ASUS P4S800-MX motherboard user guide1-193. ATX power connectors (20-pin ATXPWR1, 4-pin ATX12V1)These connectors connect to an ATX 12V power supply. T

1-20Chapter 1: Product introduction6. USB header (10-1 pin USB56)If the USB ports on the rear panel are inadequate, a USB header is availablefor addit

ASUS P4S800-MX motherboard user guide1-218. Internal audio connectors (4-pin AUX1, CD1)These connectors allow you to receive stereo audio input from s

iiiContentsNotices ...vSafety information ...

1-22Chapter 1: Product introduction9. Speaker out connector (4-pin SPEAK1)This connector connects to the case-mounted speaker and allows you to hearsy

ASUS P4S800-MX motherboard user guide1-2312. System panel connector (10-1 pin F_PANEL1)This connector accommodates several system front panel function

1-24Chapter 1: Product introduction• Power Switch / Soft-Off Switch Lead (2-pin PWR_BTN)This connector connects a switch that controls the system powe

Chapter 2This chapter tells how to change system settingsthrough the BIOS Setup menus. Detaileddescriptions of the BIOS parameters are alsoprovided.

2-2Chapter 2: BIOS information2.1 Managing and updating your BIOSThe following utilities allow you to manage and update the motherboard BasicInput/Out

ASUS P4S800-MX motherboard user guide2-32.1.2 Using ASUS EZ Flash to update the BIOSThe ASUS EZ Flash feature allows you to easily update the BIOS wit

2-4Chapter 2: BIOS information2.1.3 Using the AFLASH utilityAFLASH is a Flash Memory Writer utility that allows you to update the BIOS usinga bootable

ASUS P4S800-MX motherboard user guide2-5To update the BIOS:1. Download an updated BIOS file from the ASUS website (www.asus.com) andsave the file to t

2-6Chapter 2: BIOS information2.1.4 Recovering the BIOS with CrashFree BIOSThe CrashFree BIOS auto recovery tool allows you to restore BIOS from a flo

ASUS P4S800-MX motherboard user guide2-7Bad BIOS checksum. Starting BIOS recovery...Checking for floppy...Floppy found!Reading file “P4S800MX.BIN”. Co

ivSafeguardsContentsChapter 2: BIOS information2.1 Managing and updating your BIOS ... 2-22.1.1 Creating a bootable

2-8Chapter 2: BIOS information4. From the FTP site, select the BIOSversion that you wish to download.Click Next.5. Follow the instructions on thesucce

ASUS P4S800-MX motherboard user guide2-92.2.1 BIOS menu barThe top of the screen has a menu bar with the following selections:MAIN Use this menu to ma

2-10Chapter 2: BIOS information2.2.2 Legend barAt the bottom of the Setup screen is a legend bar. The keys in the legend bar allowyou to navigate thro

ASUS P4S800-MX motherboard user guide2-112.3 Main MenuWhen you enter the Setup program, the following screen appears.Sub-menuNote that a right pointer

2-12Chapter 2: BIOS informationLegacy Diskette A [1.44M, 3.5 in.]Sets the type of floppy drive installed. Configuration options: [None] [360K, 5.25in.

ASUS P4S800-MX motherboard user guide2-132.3.1 Primary and Secondary Master/SlaveType [Auto]Select [Auto] to automatically detect an IDE hard disk dri

2-14Chapter 2: BIOS informationIf no drive is installed or if you are removing a drive and not replacing it, select [None].Other options for the Type

ASUS P4S800-MX motherboard user guide2-15Multi-Sector Transfers [Maximum]This option automatically sets the number of sectors per block to the highest

2-16Chapter 2: BIOS informationCPU External Frequency (MHz) (when CPU Speed is set to [Manual])This feature tells the clock generator what frequency

ASUS P4S800-MX motherboard user guide2-17Memory Frequency [Auto]This field determines whether the memory clock frequency is set to be insynchronous or

vNoticesFederal Communications Commission StatementThis device complies with FCC Rules Part 15. Operation is subject to thefollowing two conditions:•

2-18Chapter 2: BIOS information2.4.1 Chip ConfigurationSDRAM Configuration [By SPD]This parameter allows you to set the optimal timings for items 2–5,

ASUS P4S800-MX motherboard user guide2-19SDRAM Command Lead-off Time [Auto]Configuration options: [Auto] [2T] [1T]Graphics Aperture Size [64MB]This fe

2-20Chapter 2: BIOS information2.4.2 I/O Device ConfigurationFloppy Disk Access Control [R/W]When set to [Read Only], this parameter protects files fr

ASUS P4S800-MX motherboard user guide2-212.4.3 PCI ConfigurationSlot 1, Slot 2, Slot 3 IRQ [Auto]These fields automatically assign the IRQ for each PC

2-22Chapter 2: BIOS informationOnboard PCI Devices ControlOnboard LAN [Enabled]This field allows you enable or disable the onboard LAN.Configuration o

ASUS P4S800-MX motherboard user guide2-23IRQ XX Reserved [No/ICU]These fields indicate whether or not the displayed IRQ for each field is being usedby

2-24Chapter 2: BIOS information2.5.1 Power Up ControlEven if installed, your screen saver does not display when you select [BlankScreen] for the above

ASUS P4S800-MX motherboard user guide2-25Wake/Power Up On Ext. Modem [Disabled]This allows either settings of [Enabled] or [Disabled] for powering up

2-26Chapter 2: BIOS information2.6 Boot MenuCPU Fan Speed [xxxxRPM] or [N/A]Chassis Fan Speed [xxxxRPM] or [N/A]The onboard hardware monitor automatic

ASUS P4S800-MX motherboard user guide2-27ATAPI CD-ROMThis field allows you to select which ATAPI CD-ROM drive to use in the bootsequence. Pressing [En

viSafety informationElectrical safety• To prevent electrical shock hazard, disconnect the power cable fromthe electrical outlet before relocating the

2-28Chapter 2: BIOS information2.7 Exit MenuAfter configuring the BIOS save your changes and exit Setup. Select Exit from themenu bar to display the f

Chapter 3This chapter describes the contents of thesupport CD that comes with the motherboardpackage.Software support

3-2Chapter 3: Software support3.1 Install an operating systemThis motherboard supports Windows® 98SE/ME/2000/XP operating system (OS).Always install t

ASUS P4S800-MX motherboard user guide3-33.2.2 Drivers menuThe drivers menu shows the available device drivers if the system detects installeddevices.

3-4Chapter 3: Software supportInstall ASUS UpdateThis program allows you to download the latest version of the BIOS from the ASUSwebsite. Before using

viiP4S800-MX specification summary*CPUChipsetFront Side Bus (FSB)MemoryExpansion slotsVGAStorageAudioLANHardware monitoringSpecial featuresRear panel

viiiP4S800-MX specification summary2Mb Flash EEPROM, DMI, PnP features, SM BIOS 2.3,WfM 2.0, ASUS CrashFree BIOS, ASUS EZ Flash, andASUS C.P.U. (CPU P

Chapter 1This chapter describes the features of themotherboard. It includes brief descriptions of themotherboard components, and illustrations of the