ASUS-A7V8X-MX-MOTHERBOARD用户使用说明书手册 conv

t

Moherboard

A7V8X-MX

UserManual

Checklist

E1397

RevisedEditionV3August2003

Copyright©2003ASUSTeKCOMPUTERINC.AllRightsReserved.

Nopartofthismanual,includingtheproductsandsoftwaredescribedinit,maybereproduced,transmitted,transcribed,storedinaretrievalsystem,ortranslatedintoanylanguageinanyformorbyanymeans,exceptdocumentationkeptbythepurchaserforbackuppurposes,withouttheexpresswrittenpermissionofASUSTeKCOMPUTERINC.(“ASUS”).

Productwarrantyorservicewillnotbeextendedif:(1)theproductisrepaired,modifiedoraltered,unlesssuchrepair,modificationofalterationisauthorizedinwritingbyASUS;or(2)theserialnumberoftheproductisdefacedormissing.

ASUSPROVIDESTHISMANUAL“ASIS”WITHOUTWARRANTYOFANYKIND,EITHEREXPRESSORIMPLIED,INCLUDINGBUTNOTLIMITEDTOTHEIMPLIEDWARRANTIESORCONDITIONSOFMERCHANTABILITYORFITNESSFORAPARTICULARPURPOSE.INNOEVENTSHALLASUS,ITSDIRECTORS,OFFICERS,EMPLOYEESORAGENTSBELIABLEFORANYINDIRECT,SPECIAL,INCIDENTAL,ORCONSEQUENTIALDAMAGES(INCLUDINGDAMAGESFORLOSSOFPROFITS,LOSSOFBUSINESS,LOSSOFUSEORDATA,INTERRUPTIONOFBUSINESSANDTHELIKE),EVENIFASUSHASBEENADVISEDOFTHEPOSSIBILITYOFSUCHDAMAGESARISINGFROMANYDEFECTORERRORINTHISMANUALORPRODUCT.

SPECIFICATIONSANDINFORMATIONCONTAINEDINTHISMANUALAREFURNISHEDFORINFORMATIONALUSEONLY,ANDARESUBJECTTOCHANGEATANYTIMEWITHOUTNOTICE,ANDSHOULDNOTBECONSTRUEDASACOMMITMENTBYASUS.ASUSASSUMESNORESPONSIBILITYORLIABILITYFORANYERRORSORINACCURACIESTHATMAYAPPEARINTHISMANUAL,INCLUDINGTHEPRODUCTSANDSOFTWAREDESCRIBEDINIT.

Productsandcorporatenamesappearinginthismanualmayormaynotberegisteredtrademarksorcopyrightsoftheirrespectivecompanies,andareusedonlyforidentificationorexplanationandtotheowners’benefit,withoutintenttoinfringe.

ii

ContentsFeatures

NoticesviSafetyinformationvASUScontactinformationviA7V8X-MXspecificationssummaryviiAboutthismanualviii

Chapter1-MotherboardInfo

1.1Welcome!1-21.2Packagecontents1-21.3Specialfeatures1-21.4Motherboardcomponents1-41.5Motherboardlayout1-71.6Motherboardinstallation1-81.6.1Placementdirection1-8

1.6.2 Screwholes1-81.7 Beforeyouproceed1-91.8 CentralProcessingUnit(CPU)1-10

1.8.2 InstallingtheCPU1-101.9 Systemmemory1-11

1.9.1 InstallingaDIMM1-111.10Expansionslots1-12

1.10.1Configuringanexpansioncard1-121.10.2StandardInterruptAssignments1-121.10.3AGPslot1-131.10.4PCIslots1-13

1.11Switchandjumpers1-141.12Connectors1-17

Chapter2-BIOSInformation

2.1 ManagingandupdatingyourBIOS2-22.1.1 Creatingabootablefloppydisk2-22.1.2 UpdatingBIOSusingtheAwardBIOSFlashUtility2-32.1.3 CrashFreeBIOSfeature2-4

2.2BIOSbeepcodes2-52.3BIOSSetupprogram2-52-2.3.1BIOSmenubar2-6

2.3.2 Legendbar2-62.4 MainMenu2-8

2.4.1 IDEPrimaryMaster/Slave

IDESecondaryMaster/Slave2-102.5 AdvancedMenu2-12

2.5.1ChipConfiguration2-132.5.2I/ODeviceConfiguration2-18

iii

ContentsSafeguards

2.5.3 PCIConfiguration2-202.6 PowerMenu2-22

2.6.1PowerUpControl2-242.6.2HardwareMonitor2-25

2.7BootMenu2-262.8ExitMenu2-27

Chapter3Softwaresupport

3.1Installinganoperatingsystem3-23.2SupportCDinformation3-23.2.1RunningthesupportCD3-2

3.2.2Driversmenu3-33.2.3Utilitiesmenu3-4

3.2.4 ASUSContactInformation3-5Notices

FederalCommunicationsCommissionStatement

ThisdevicecomplieswithFCCRulesPart15.Operationissubjecttothefollowingtwoconditions:

• Thisdevicemaynotcauseharmfulinterference,and

• Thisdevicemustacceptanyinterferencereceivedincludinginterferencethatmaycauseundesiredoperation.

ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttoPart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferenceinaresidentialinstallation.Thisequipmentgenerates,usesandcanradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewithmanufacturer’sinstructions,maycauseharmfulinterferencetoradiocommunications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticularinstallation.Ifthisequipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferencebyoneormoreofthefollowingmeasures:

• Reorientorrelocatethereceivingantenna.

• Increasetheseparationbetweentheequipmentandreceiver.

• Connecttheequipmenttoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected.

• Consultthedealeroranexperiencedradio/TVtechnicianforhelp.

TheuseofshieldedcablesforconnectionofthemonitortothegraphicscardisrequiredtoassurecompliancewithFCCregulations.Changesormodificationstothisunitnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser’sauthoritytooperatethisequipment.

iv

CanadianDepartmentofCommunicationsStatement

ThisdigitalapparatusdoesnotexceedtheClassBlimitsforradionoiseemissionsfromdigitalapparatussetoutintheRadioInterferenceRegulationsoftheCanadianDepartmentofCommunications.

ThisclassBdigitalapparatuscomplieswithCanadianICES-003.

SafetyinformationElectricalsafety

•Topreventelectricalshockhazard,disconnectthepowercablefromtheelectricaloutletbeforerelocatingthesystem.

•Whenaddingorremovingdevicestoorfromthesystem,ensurethatthepowercablesforthedevicesareunpluggedbeforethesignalcablesareconnected.Ifpossible,disconnectallpowercablesfromtheexistingsystembeforeyouaddadevice.

•Beforeconnectingorremovingsignalcablesfromthemotherboard,ensurethatallpowercablesareunplugged.

•Seekprofessionalassistancebeforeusinganadpaterorextensioncord.Thesedevicescouldinterruptthegroundingcircuit.

•Makesurethatyourpowersupplyissettothecorrectvoltageinyourarea.Ifyouarenotsureaboutthevoltageoftheelectricaloutletyouareusing,contactyourlocalpowercompany.

•Ifthepowersupplyisbroken,donottrytofixitbyyourself.Contactaqualifiedservicetechnicianoryourretailer.

Operationsafety

•Beforeinstallingthemotherboardandaddingdevicesonit,carefullyreadallthemanualsthatcamewiththepackage.

•Beforeusingtheproduct,makesureallcablesarecorrectlyconnectedandthepowercablesarenotdamaged.Ifyoudetectanydamage,contactyourdealerimmediately.

•Toavoidshortcircuits,keeppaperclips,screws,andstaplesawayfromconnectors,slots,socketsandcircuitry.

•Avoiddust,humidity,andtemperatureextremes.Donotplacetheproductinanyareawhereitmaybecomewet.

•Placetheproductonastablesurface.

•Ifyouencountertechnicalproblemswiththeproduct,contactaqualifiedservicetechnicianoryourretailer.

v

ASUScontactinformation

ASUSTeKCOMPUTERINC.(Asia-Pacific)

Address:GeneralTel:GeneralFax:GeneralEmail:

150Li-TeRoad,Peitou,Taipei,Taiwan112+886-2-2894-3447

+886-2-2894-3449info@.tw

TechnicalSupport

MB/OpticalDrives(Tel):+886-2-2890-7121(English)Notebook(Tel): +886-2-2890-7122(English)Desktop/Server(Tel):+886-2-2890-7123(English)SupportFax: +886-2-2890-7698

WebSite: .tw

ASUSCOMPUTERINTERNATIONAL(America)

Address:GeneralFax:GeneralEmail:WebSite:

TechnicalSupportSupportFax:

GeneralSupport:NotebookSupport:SupportEmail:

44370NobelDrive,Fremont,CA94538,USA+1-502-933-8713

tmd1@

+1-502-933-8713+1-502-995-0883

+1-877-918-ASUS(2787)tsd@

ASUSCOMPUTERGmbH(GermanyandAustria)

Address:WebsiteAddressOnlineContact:Telephone:GeneralFax:

TechnicalSupportComponentSupport:NotebookSupport:SupportFax:

OnlineSupport:

HarkortStr.25,D-40880Ratingen,Germanywww.asuscom.de

www.asuscom.de/sales+49-2102-95990

+49-2102-959911

+49-2102-95990+49-2102-959910+49-2102-959911

www.asuscom.de/support

vi

A7V8X-MXspecificationssummary

CPU

Chipset

FrontSideBus(FSB)

Memory

Expansionslots

IDE

Graphics

Audio

LAN

HardwareMonitoring

BackPanelI/OPorts

InternalI/OConnectors

BIOSfeatures

SocketAforAMDAthlon™XPupto3200+processorThoroughbred/Bartoncoresupport

VIAKM400

VIAVT8235CE

333/266/200MHz

2x184-pinDDRDIMMsocketssupportuptomaximum2GBunbufferedPC2700/2100/1600non-ECCDDRSDRAMmemory.

3xPCI

1xAGP8X/4X(0.8Vor1.5Vonly)

2xUltraATA133/100/66/33

IntegratedVIAUniChrome™Graphics

AD19806-channelAUDIOCODECS/PDIFoutinterface

VIAVT610310/100MbpsEthernetPHY

SuperI/OintegratedmonitoringofCPU/chassisfanandMB/CPUtemperature

1xParallel

1xSerial(COM1)1xPS/2Keyboard1xPS/2Mouse

1xRJ45port1xAudioI/O1xVGAport

4xUSB2.0/1.1

1xUSBconnectorsupportsadditional2USB2.0portsCPU/chassisFANconnectors

Chassisintrusionconnector20-pinATXpowerconnectorPANELconnector

CD/AUXconnectorsS/PDIFoutconnectorGAME/MIDIconnectorFrontpanelaudioconnector

2MbFlashEEPROM,AwardBIOS,ACPI,DMI2.0,PnPfeatures,TCAV,CrashFreeBIOS

(continuednextpage)

vii

A7V8X-MXspecificationssummary

Industrystandard

Manageability

SupportCDcontents

Accessories

FormFactor

PCI2.2,USB2.0/1.1

WOL,WOR,chassisintrusion

DevicedriversASUSPCProbeASUSScreensaver

AwardBIOSFlashUtilityDirectX

AdobeAcrobatReaderTrendMicro™PC-cillin2002

UserManual

ASUSA7V8X-MXsupportCDUltraATAcable

FDDcableI/Oshield

Micro-ATXformfactor:9.6inx9.6in

*Specificationsaresubjecttochangewithoutnotice.

AboutthismanualConventionsusedinthisguide

Tomakesurethatyouperformcertaintasksproperly,takenoteofthefollowingsymbolsusedthroughoutthismanual.

WARNING:Informationtopreventinjurytoyourselfwhentryingtocompleteatask.

CAUTION:Informationtopreventdamagetothecomponentswhentryingtocompleteatask.

IMPORTANT:InformationthatyouMUSTfollowtocompleteatask.

NOTE:Tipsandadditionalinformationtoaidincompletingatask.

viii

Chapter1

ThischapterdescribesthefeaturesoftheA7V8X-MXmotherboard.Itincludesbriefdescriptionsofthemotherboardcomponents,andillustrationsofthelayout,jumpersettings,andconnectors.

Productintroduction

1.1 Welcome!

ThankyouforbuyingtheASUS®A7V8X-MXmotherboard!

TheASUSA7V8X-MXmotherboardisloadedwiththemostadvancedtechnologiestodelivermaximumperformanceforSocketAprocessors.Thismotherboardispackedwithvalue-addedfeaturesforguaranteedconsumersatisfaction.Thefollowingsectionsprovideimportanttechnicalinformationaboutthemotherboardforfutureupgradesorsystemreconfiguration.

Beforeyoustartinstallingthemotherboardandhardwaredevicesonit,checktheitemsinyourpackagewiththelistbelow.

1.2 Packagecontents

CheckyourASUSA7V8X-MXpackageforthefollowingitems.

ASUSA7V8X-MXmotherboard.(Micro-ATXformfactor:9.6inx9.6in)ASUSA7V8X-MXsupportCD

40-pin80-conductorribboncableforUltraATA133/100/66/33IDEdrivesRibboncablefora3.5-inchfloppydrive

BagofextrajumpercapsI/Oshield

UserManual

1.3 Specialfeatures

333MHzFSBsupportforAthlon™XPprocessors

TheA7V8X-MXmotherboardsupports333MHzfrontsidebusfrequencyforAthlon™XPprocessorsallowingincreasedapplicationprogramproductivityandenhanceddigitalmediaexperience.See9fordetails.

AGP8Xsupport

AGP8X(AGP3.0)isthenextgenerationVGAinterfacespecificationthatenablesenhancedgraphicsperformancewithhighbandwidthspeedsofupto2.12GB/s.Seedetailson13.

1-2 Chapter1:ProductInformation

IntegratedGraphics

TheA7V8X-MXmotherboardisloadedwithanintegratedVIAUnichrome™2D/3DgraphicscoreallowingefficientexecutionofmultimediaapplicationsandplaybacksupportforvideoandDVD.

SoundMAXDigitalAudioSystem

TheSoundMaxDigitalAudioSystemistheindustry’shighestperformanceandmostreliableaudiosolutionforbusinessprofessionals,audiophiles,musicians,andgamers.SoundMAXDigitalAudioSystemcanoutput5.1channelsurroundandfeaturesstate-of-the-artDLS2MIDIsynthesizerwithYamahaDLSbyXGsoundset,5.1VirtualTheater™andsupportsallmajorgameaudiotechnologiesincludingMicrosoftDirectX™8.0,MicrosoftDirectSound3D™,A3D,MacroFX,ZoomFX,MultiDrive5.1andEAX.See3

USB2.0technology

ThemotherboardimplementstheUniversalSerialBus(USB)2.0specification,dramaticallyincreasingtheconnectionspeedfromthe12MbpsbandwidthonUSB1.1toafast480MbpsonUSB2.0.USB2.0isbackwardcompatiblewithUSB1.1.

ASUSC.O.P.

TheASUSC.O.P.(CPUOverheatingProtection)isahardwareprotectioncircuitthatautomaticallyshutsdownthesystempowerbeforetemperaturesgohighenoughtopermanentlydamagetheCPU.See23.

ASUSCrashFreeBIOS

CrashFreeBIOSallowsuserstorestoreBIOSdatafromafloppydiskevenwhenBIOScodeanddataarecorrupted.UserscannowenjoythisfeaturewithouttheneedtobuyanewROM.See4fordetails.

Digitalaudiosupport

ASony/PhilipsDigitalInterface(S/PDIF)connectorisonboardtogiveyouconvenientconnectivitytoexternalhometheateraudiosystems.TheS/PDIFtechnologyallowsdirectdigitalaudiotransferskeepingthebestsignalquality.NOTE:TheS/PDIFmoduleispurchasedseparately.

Integrated10/100LAN

TheA7V8X-MXmotherboardisequippedwithanonboard10/100MbpsFastEthernetcontrollertogiveyouafastandreliableconnectiontoLocalAreaNetworks(LANs)andtheInternet.

ASUSA7V8X-MXmotherboardusermanual 1-3

1.4 Motherboardcomponents

Beforeyouinstallthemotherboard,learnaboutitsmajorcomponentsandavailablefeaturestofacilitatetheinstallationandfutureupgrades.Refertothesucceedingpagesforthecomponentdescriptions.

12 3 4

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1-4 Chapter1:ProductInformation

1

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CPUSocket.Socket462(SocketA)ZeroInsertionForce(ZIF)socketforAMDAthlonXP™upto3200+processors.

NorthBridgeController.TheVIAKM400NorthBridgecontrollerchipsetsupportsa64-bitDDRmemorycontrollerandupto2GBof333/266/200MHzDDRmemory.ItalsoincorporatesthefastHyperTransport™linktotheCPUandsupportsAGP8Xtechnology.VIAKM400isalsoloadedwiththeVIAUniChrome™2D/3DgraphicscoreforefficientmultimediaapplicationsincludingDVDandvideoplaybacksupport.

DDRDIMMSockets.EquippedwithtwoDoubleDataRateDualInlineMemoryModule(DDRDIMM)socketstosupportupto2GBofDDRSDRAM,thenewestmemorystandardwiththehighestbandwidthandlowestlatencycurrentlyavailable.Thismemorytechnologysuppliesallowsdatatransferratesofupto2.7GB/son333MHzDDRSDRAM.

ATXpowerconnector.Thisstandard20-pinconnectorconnectstoanATX12Vpowersupply.Thepowersupplymusthaveatleast1Aonthe+5Vstandbylead(+5VSB).

DIPswitches.This5-pinDualInlinePackage(DIP)switchesallowsyoutoselecttheCPUfrequencymultiple.

FloppyDiskconnector.Thisconnectorconnectstheprovidedribboncableforthefloppydiskdrive.Onesideoftheconnectorisslottedtopreventincorrectinsertionofthefloppydiskcable.

IDEConnectors.Thesedual-channelbusmasterIDEconnectorssupportuptofourUltraATA133/100/66/33,PIOModes0-4IDEdevices.Boththeprimary(blue)andsecondary(black)connectorsareslottedtopreventincorrectinsertionoftheIDEribboncable.

AGPSlot.TheAcceleratedGraphicsPort(AGP)slotonlysupports1.5Vand0.8VAGP8X/4Xmodegraphicscardsfor3Dgraphicalapplications.

FlashEEPROM.This2MbISAchipcontainstheprogrammableBIOSprogram.

SuperI/Ochipset.Winbond83697HFI/OcontrollerofferssupportforavarietyofI/Ofunctions.Providestwohigh-speedUARTcompatibleserialportsandoneparallelportwithEPPandECPcapabilities.TheSuperI/Ocontrollersupportsafloppydiskdrive,Game/MIDIport,PS/2keyboard,andPS/2mouse.

OnboardLED.ThisonboardLEDlightsupifthereisastandbypoweronthemotherboard.ThisLEDactsasaremindertoturnoffthesystempowerbeforepluggingorunpluggingdevices.

ASUSA7V8X-MXmotherboardusermanual 1-5

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Southbridgecontroller.TheVIAVT8235CEintegratedperipheralSouthbridgecontrollercommunicateswiththeNorthbridgeatratesofupto533MB/susingtheVIA8XVLinkTechnology.TheSouthbridgecontrollerprovidesefficientbandwithrequirementsforPCI,USBandsupportforLANdevices.ThecontrolleralsosupportsstandardUltraATA133/100/66/33andprovidesseparatedatapathsforeachIDEchannelforuptotwoIDEdevices.ThecontrollersupportssixUSBports,oneLANportandisPCI2.2compliant.

AudioCODEC.TheADIAD19806-channelAudioCODECisAC’97compliantandisdesignedforPCmultimediasystems.

PCIslots.These32-bitPCI2.2expansionslotssupportbusmasterPCIcardslikeSCSIandLANcardswith133MB/smaximumoutput.

PS/2mouseport.Thisgreen6-pinconnectorisforaPS/2mouse.

Parallelport.This25-pinportconnectsaparallelprinter,ascanner,orotherdevices.

RJ-45port.UsingtheSouthbridgeintegratedMACandtheVIAVT6103LANPHYFastEthernetcontroller,thisportallowsconnectiontoaLocalAreaNetwork(LAN)throughanetworkhub.

LineInjack.ThisLineIn(lightblue)jackconnectsatapeplayerorotheraudiosources.Ina6-channelmode,thisjackfunctionsasBass/Center.

LineOutjack.ThisLineOut(lime)jackconnectsaheadphoneoraspeaker.Ina6-channelmode,thisjackfunctionsasFrontSpeakerOut.

Microphonejack.ThisMic(pink)jackconnectsamicrophone.Ina6-channelmode,thisjackfunctionsasRearSpeakerOut.

USB1&2ports.Thesetwo4-pinUniversalSerialBus2.0/1.1portsareavailableforconnectingUSBdevicessuchasmouseandPDA.

USB3&4ports.Thesetwo4-pinUniversalSerialBus2.0/1.1portsareavailableforconnectingUSBdevicessuchasmouseandPDA.

VGAport.This15-pinVGAportconnectstoaVGAmonitor.

Serialport(COM1).Thisportconnectstoyourserialmouseandotherserialdevices.

PS/2keyboardport.Thispurple6-pinconnectorisforaPS/2keyboard.

1-6 Chapter1:ProductInformation

1.5 Motherboardlayout

2Mbit

ISAchip

Top:

RJ-45

FLOPPY

PRI_IDE

SEC_IDE

ATXPowerConnector

DDRDIMM1(64bit,184-pinmodule)

DDRDIMM2(64bit,184-pinmodule)

USBPWR12

USBPWR34

PARALLELPORT

24.5cm(9.6in)

24.5cm(9.6in)

PS/2KBMST:Mouse

B:Keyboard

COM1

Socket462

CPU_FAN

DSW

VGA1

USB1USB2

USB2.0T:USB3B:USB4

VIAKM400Chipset

Top:LineInCenter:LineOutBelow:MicIn

AcceleratedGraphicsPort(AGP1)

VIAVT6103

SPDIF

®

PCI1A7V8X-MX

PCI2

CR20323VLithiumCellCMOSPower

VIAVT8235CESouth

Bridge

SuperCHA_FAN1

I/O

AD1980 PCI3CODEC

CLRTC CHASSISUSBPWR56

FP_AUDIO AUX1CD1 USB56 SB_PWR GAME PANEL

ASUSA7V8X-MXmotherboardusermanual 1-7

1.6 Motherboardinstallation

TheA7V8X-MXusestheMicroATXformfactor,measuring24.5cm(9.6in.)x24.5cm(9.6in.)-astandardfitformostlargechassis.

WARNING!Unplugthepowercordbeforeinstallingthemotherboard.FailuretodosomaycauseyouphysicalinjuryanddamageMotherboardcomponents.

1.6.1Placementdirection

Wheninstallingthemotherboard,takecaretoorientthechassiscorrectly:Theedgewithexternalportsgoestotherearpartofthechassis.Refertotheimagebelow.Itmaybemoreconvenienttoinstallmajorcables,theCPUandmodularcomponentsbeforefixingthemotherboardinsidethecaseframe.

1.6.2Screwholes

Placeeight(8)screwsintotheholesindicatedbycirclestosecurethemotherboardtothechassis.

Donotovertightenthescrews!Doingsomaydamagethemotherboard.

Placethissidetowardstherearofthechassis

1-8 Chapter1:ProductInformation

1.7 Beforeyouproceed

Takenoteofthefollowingprecautionsbeforeyouinstallmotherboardcomponentsorchangeanymotherboardsettings.

1.Unplugthepowercordfromthewallsocketbeforetouchinganycomponent.

2.Useagroundedwriststraportouchasafelygroundedobjectortoametalobject,suchasthepowersupplycase,beforehandlingcomponentstoavoiddamagingthemduetostaticelectricity.

3.AvoidtouchingtheICsoncomponents.

4.Wheneveryouuninstallanycomponent,placeitonagroundedantistaticpadorinthebagthatcamewiththecomponent.

5.Beforeyouinstallorremoveanycomponent,ensurethattheATXpowersupplyisswitchedofforthepowercordisdetachedfromthepowersupply.Failuretodosomaycauseseveredamagetothemotherboard,peripherals,and/orcomponents.

Whenlit,theonboardLEDindicatesthatthesystemisON,insleepmodeorinsoft-offmode,notpoweredOFF.Seetheillustrationbelow.

SB_PWR®

A7V8X-MX

A7V8X-MXOnboardLED

ON

StandbyPower

OFF

PoweredOff

ASUSA7V8X-MXmotherboardusermanual 1-9

1.8 CentralProcessingUnit(CPU)

ThemotherboardprovidesaSocketA(462)forCPUinstallation.TheA7V8X-MXsupportsAthlon™XPprocessorswith“QuantiSpeed”dataprocessing,largedatacaches,3Denhancementsand333/266/200MHzbusspeeds.AMDAthlon™XPprocessorsoffergigahertzspeedstosupportallthelatestcomputingplatformsandapplications

CPUNOTCHTOINNERCORNER

LOCK

®

A7V8X-MX

LEVER

AMD™CPU CPUNOTCH

A7V8X-MXSocket462

EachAMDCPUhasa“marked”corner.Thiscornerisusuallyindicatedwithanotch,and/oragoldensquareortriangle.RefertothisindicatorwhileorientingtheCPU.

AfanandheatsinkshouldbeattachedtotheCPUtopreventoverheating.

1.8.2InstallingtheCPUFollowthesestepstoinstallaCPU:

1.LocatetheSocket462andopenitbypullingthelevergentlysidewaysawayfromthesocket.Thenlifttheleverupwards.Thesocketlevermustbefullyopened(90to100degrees).

2.InserttheCPUwiththecorrectorientation.ThenotchedorgoldencorneroftheCPUmustbeorientedtowardtheinnercornerofthesocketbasenearesttotheleverhinge.

TheCPUshoulddropeasilyintoplace.DonotforcetheCPUintothesockettoavoidbendingthepins.IftheCPUdoesnotfit,checkitsalignmentandlookforbentpins.

1-10 Chapter1:ProductInformation

1.9 Systemmemory80Pins

ThemotherboardhastwoDoubleDataRate(DDR)DIMMsocketsthatsupportsupto2GBnon-ECCPC2700/2100/1600DDRSDRAMDIMMs.EachDIMMsocket/moduleistwo-sided.DIMMscomeincombinationsofsingleordouble-sidedtypesrangingthrough64MB,128MB,256MB,512MBand1GB.

104Pins

®

A7V8X-MX

DIMM1

DIMM2

A7V8X-MX184-PinDDRDIMMSockets

1.9.1InstallingaDIMM DDRDIMMnotch

1.UnlockaDIMMsocketbypressingtheretainingclipsoutward.

2.AlignaDIMMonthesocket.MakesurethenotchesontheDIMMexactlymatchthenotchesinthesocket.

3.FirmlyinserttheDIMMintothe UnlockedRetainingClipsocketuntiltheretainingclipslock

intoplace.

ADDRDIMMiskeyedwithanotchsothatitfitsinonlyonedirection.DONOTforceaDIMMintoasockettoavoiddamagingtheDIMM.

ASUSA7V8X-MXmotherboardusermanual 1-11

1.10 Expansionslots

TheA7V8X-MXmotherboardhasthree(3)PCIandone(1)AcceleratedGraphicsPort(AGP).Thefollowingsub-sectionsdescribetheslotsandtheexpansioncardsthattheysupport.

1.10.1Configuringanexpansioncard

SomeexpansioncardsneedanIRQtooperate.Generally,anIRQmustbeexclusivelyassignedtoonefunctionatatime.Inastandarddesignconfiguration,16IRQsareavailablebutmostarealreadyinuse.

Normally,6IRQsarefreeforexpansioncards.SometimesIRQsare“shared”bymorethanonefunction;inthiscase,IRQassignmentsareswappedautomaticallyoradjustedthroughtheBIOSfirmware.

1.10.2StandardInterruptAssignmentsIRQ StandardFunction

0 SystemTimer

1 KeyboardController

2 ProgrammableInterruptController3* USBUniversalHostController

4* CommunicationsPort(COM1)5* OnboardAudio

6 StandardFloppyDiskController7* PrinterPort(LPT1)

8 SystemCMOS/RealTimeClock9* OnboardLAN

10* USBUniversalHostController11* OnboardVGA

12* PS/2CompatibleMousePort13 NumericDataProcessor

14* UltraATAController

15* SecondaryUltraATAController*TheseIRQsareusuallyavailableforISAorPCIdevices.

IRQassignmentsforthismotherboard

A

PCIslot1 sharedPCIslot2–PCIslot3–

AGPslot shared

B C D E F` G

––––––shared––––––shared––––

– – – – – –

1-12 Chapter1:ProductInformation

1.10.3AGPslot

ThismotherboardhasanAcceleratedGraphicsPort(AGP)slotthatsupports+0.8Vand+1.5VAGP8Xcards.NotethenotchesonthecardgoldenfingerstoensurethattheyfittheAGPslotonyourmotherboard.

®

A7V8X-MX

Keyedfor1.5v

A7V8X-MXAcceleratedGraphicsPort(AGP)

1.10.4PCIslots

Three32-bitPCIslotsareavailableonthismotherboard.TheslotssupportPCIcardssuchasLANcard,SCSIcard,USBcard,andothercardsthatcomplywithPCIspecifications.ThisfigureshowsatypicalPCIcardinstalledintoaslot:

ASUSA7V8X-MXmotherboardusermanual 1-13

1.11 Switchandjumpers

ThemotherboardfrequencyisadjustedthroughtheDIPswitches.Thewhiteblockrepresentstheswitchposition.TheillustrationbelowshowstheONandOFFpositionsoftheswitches.

DSWON ON

OFF 12345

®

A7V8X-MX

1.FrequencySelection2.FrequencySelection3.FrequencySelection4.FrequencySelection5.FrequencySelection

A7V8X-MXDIPSwitches

TheoptiontosettheCPUcorebusfrequencymultipleisavailableonlyonunlockedCPUs.IfyouareusingalockedCPU,settingtheswitchesdoesnotproduceanyeffect.

1.CPUexternalfrequencyselection(SW1Switches1-5)

ThisoptiontellstheclockgeneratorwhatfrequencytosendtheCPU.ThisallowstheselectionoftheCPU’sexternalfrequency(orBusClock).TheBUSClockmultipliedbytheFrequencyMultipleequalstheCPU’sinternalfrequency(theadvertisedCPUspeed).

DSW

®

A7V8X-MX

ON

12345

CPU100MHzAGP66.67MHzPCI33.33MHz

(DEFAULT)

ON

12345

133.33MHz66.67MHz33.33MHz

ON

12345

166.67MHz66.67MHz33.33MHz

A7V8X-MXCPU

ExternalFrequencySelection

ThedefaultCPUexternalfrequencyis100MHz.IfyourCPUsupports133/166MHzexternalfrequency,adjusttheDSWsettingsbeforeinstallingthemotherboard.

SettheCPUfre