Abit AT6 Manuale utente

AT6 PentiumII Mainboard

USER’SMANUAL

TableofContents

Chapter1IntroductionofAT6Features

¬Specifications..................................................…….1-1

-Layoutdiagram.......................................................1-3

®Thesystemblockdiagram........................................1-4

Chapter2InstallingtheMainboard

¬InstallingtheMainboardtotheCasing....................2-3

-StandardExternalConnectors.................................2-4

®JumperandSwitches..............................................2-11

¯InstallationoftheCPU..........................................2-13

°InstallingSystemMemor

¡i

DRAMMemory

¡j

...2-16

Chapter3IntroductionofBIOS

¬CPUSetup ¡iCPUSOFTMENU™¡j ................3-3

-StandardCMOSSetup Menu..............................3-7

®BIOSFeaturesSetup Menu.................................3-9

¯ChipsetFeaturesSetup Menu............................3-15

°PowerManagementSetup Menu.......................3-17

±PCI&OnboardI/OSetup .................................3-22

²LoadBIOSDefaults..........................................3-26

³LoadSetup Defaults.........................................3-26

´PasswordSetting.................................................3-27

µIDEHDD AutoDetection.................................3-28

Chapter4BusMasterIDEDriver

AppendixAQuickInstallation

AppendixBGeneralDiscussionaboutHDD Installation

AppendixCTechnicalSupport

AppendixDFlashBIOSUserInstructions

AppendixEHowtoinstall UltraDMA/33 drive

AppendixFHowtoinstall PCIBridgeBatchfile

IntroductionofAT6Feature1-1

Chapter1Introduction ofAT6

Feature

ThemainboardisdesignedforthenewgenerationCPU.ItsupportstheIntelCPU

SLOT1(PentiumII),up to256MBofmemory,superI/O,andGreenPCfunctions.

Themainboardprovideshighperformance fortheserversystemandmeetsthe

requirementsofthedesktopsystemformultimediainthefuture.

¬Specifications

CPU

lCPUSOFTMENU™eliminatestheneedforjumpersorDIPswitches

neededtosetCPUparameters

lEmploysswitchingtyperegulatorstostabilize CPUoperation

lSupports66,75* and83*MHzCPUexternalclockspeeds

lSupportsPentium®II 233 ~300 MHzprocessorcartridge

Chipset

lIntel440LXchipset(82443LXand82371AB)

lSupportsUltraDMA/33 IDEprotocol

lSupportsAdvancedConfigurationandPowerManagementInterface(ACPI)

lAcceleratedGraphicsPortconnectorsupportsAGP66MHz/133MHz

(Sideband)3.3Vdevice

CacheMemory

lLevel1andLevel2cachebuiltintoIntelPentiumII processorcard

Memory(DRAM)

l2168-pinDIMM socketssupportSDRAMandEDO DRAMmodules

lSupportsup to256MBMAX.

lECC suppor

1-2Chapter1

5.SystemBIOS

lAWARDBIOS

lSupportsPlug-and-Play(PnP)

lSupportsAdvancedConfigurationPowerInterface (ACPI)

lSupportsDesktopManagementInterface (DMI)

MultiI/O Functions

lFloppyportsupportsup to2.88MB,and3modefloppy

lUltraDMA/33 busmasterIDEsupportsup to4IDEdevices

(IncludingLS-120 MBfloppydrive)

lBuilt-inStandard/EPP/ECPparallelportconnector

lTwobuilt-in16550 fastUARTcompatibleserialportconnectors

lBuilt-inPS/2keyboardandPS/2mouseportconnectors

lBuilt-instandardIrDATX/RXheaderandSB-LinkTMheader

lTwobuilt-inUSBconnectors

lBulit-inEISCA12 pinheader

Miscellaneous

lATXformfactor

lOneAGPslot,Three PCIslotsandThree ISAslots

lPC97 Compliant

lBoardsize:305 *170mm

Note:All brandnamesandtrademarksarethepropertyoftheirrespectiveowners.

*Above66MHzbusspeedsupportedbutnotguaranteedduetothePCIspecs.

*Specificationsandinformationcontainedinthismanualaresubjecttochange

withoutnotice.

IntroductionofAT6Feature1-3

-Layoutdiagram

Figure 1-1ComponentLocations

1-4Chapter1

®TheSystemblockdiagram

Control

Address

Data

CPU-SLOT1

ALi

M5135

PMC

82443LX

Main

Memory

(DRAM)

Addr

Cntrl

PCI

SLOT(s)

PCIBUS

Control

Address/Data

USB1

USB2

PIIX4PCIIDE

HEADER

ISA

SLOT(s)

ISABUS

XBUS

AGP

InstallingtheMainboard2-1

Chapter2Installing theMainboard

ThisAT6mainboardnotonlyprovidesall standardequipmentforclassic

personalcomputers,butalsoprovidesgreatflexibilityformeetingfutureupgrade

demands.Thischapterwill introduce stepbystepall thestandardequipmentand

will alsopresent,ascompletelyaspossiblefutureupgradecapabilities.This

mainboardisabletosupportall IntelPentiumII processorsnowonthemarket.

(Fordetails,see specificationsinChapter1.)

Thischapterisorganizedaccordingthefollowingfeatures:

ŒInstallingtheMainboardtotheCasing

•Standardexternalconnectors

ŽJumpersandswitches

•PresentationandInstallingoftheCPU.

ºInstallingthesystemmemory.

NNNN

Before proceedingwiththeinstallation

Beforeinstallingthemainboardpleasebesuretoturnoff ordisconnectthe

powersupplyunit.Beforemakinganymodificationstothehardware

configurationofthemainboard,thepowersupplytoanyareasofthemainboard

youplantomodifyshouldbeturnedoff toavoidunnecessarydamagetothe

hardware.

2-2Chapter2

User friendlyinstructions

Ourobjectiveistoenablethenovice computerusertoperformthe

installationbythemselves.Wehaveattemptedtowritethisdocumentina

veryclear,conciseanddescriptivemannertohelpovercomeanyobstacles

youmayface duringinstallation.Pleasereadourinstructionscarefullyand

followthemcarefullystep-by-step.

InstallingtheMainboard2-3

InstallingtheMainboardtotheCasing

Mostcomputercaseswill haveabaseonwhichtherewill bemanymounting

holesthatallowsthemainboardtobesecurelyattachedandatthesametime,

preventsshortcircuits.

Therearetwowaystoattachthemainboardtothebase.

lwithspacers

lorwithbolts

Inprinciple,thebestwaytoattachthemotherboardiswithbolts,andonlyif

youareunabletodothisshouldyouattachtheboardwithspacers.Takea

carefullookatthemainboardandyouwill see manymountingholesonit.Line

theseholesup withthemountingholesonthebase.Iftheholeslineup,andthere

arescrewholesthismeansyoucanattachthemainboardwithbolts.Iftheholes

lineup andthereareonlyslots,thismeansyoucanonlyattachthemainboard

withspacers.Takethetipofthespacersandinsertitintotheslots.Afterdoing

thistoall theslots,youcanslidethemainboardintopositionalignedwiththe

slots.Afterthemainboardhasbeenpositioned,checktomakesureeverythingis

OKbeforeputtingthecasingbackon.

Note:Ifthemainboardhasmountingholes,butdon’tlineup withtheholes

onthebaseandtheirarenoslotstoattachthespacers,don’tpanic,youcanstill

attachthespacerstothemountingholes.Justcutthespacers(alongthedotted

line)(thespacermaybealittlehardsobecarefulofourhands).Inthiswayyou

canstill attachthemainboardtothebasewithoutworryingaboutshortcircuits.

2-4Chapter2

StandardExternalConnectors

Insidethecaseofanycomputerseveralcablesandplugshavetobe

connected.Thesecablesandplugsareusuallyconnectedone-by-oneto

connectorslocatedonthemainboard.Youneedtocarefullypayattention

toanyconnectionorientationthecablesmayhaveand,ifany,notice the

positionofthefirstpinoftheconnector.Intheexplanationsthatfollow,

wewill describethesignificance ofthefirstpin.

PN1(Pin4-5-6-7)-Speaker Connector

AttachthesystemspeakertoconnectorPN1.

PinnumberNameorsignificance ofsignal

4+5VDC

5Ground

6Ground

7Speakerdata

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