Abit AR5 Manuel utilisateur

PartNo:MN-086-B21-21 Rev:1.01

TableofContents

Chapter 1IntroductionofAR5Features

¬Specifications.....................................................................1-2

-Layoutdiagram..................................................................1-4

®Systemblockdiagram.........................................................1-5

Chapter 2Installing theMainboard

¬StandardExternalConnectors............................................2-3

-JumpersandSwitches.......................................................2-10

®PresentationandInstallationoftheCPU...........................2-11

¯InstallingSystemMemory

¡i

DRAMMemory

¡j

...........2-14

Chapter 3IntroductionofBIOS

¬CPUsetup ¡i CPUSOFTMENU™¡j .............................3-3

-StandardCMOSSetup Menu.............................................3-9

®BIOSFeaturesSetup Menu..............................................3-11

¯ChipsetFeaturesSetup Menu...........................................3-17

°PowerManagementSetup Menu......................................3-19

±PCI&OnboardI/OSetup................................................3-23

²LoadBIOSDefaults.........................................................3-28

³LoadSetup Defaults.........................................................3-28

´PasswordSetting..............................................................3-29

µIDEHDD AutoDetection................................................3-30

AppendixAQuickInstallation

AppendixBIntelPentiumCPUs

AppendixCAMD-K5CPUs

AppendixDCyrix6x86 CPUs

AppendixEGeneralDiscussionaboutHDD Installation

AppendixFTechnicalSupport

IntroductionofAR5Features1-1

Chapter1Introduction ofAR5

Features

TheAR5havebeenespeciallydesignedforFileserver,Workstationand

Professionalusers.Itcansupportawiderangeofprocessors,includingall Intel

CPUs(P54C)andIntelCPUswithMMX(P55C),aswell asall AMD-K5and

Cyrix6x86/6x86LCPUs.Italsotakesintoaccount,asmuchaspossible,all

futureCPUs.

TheAR5usesSOFTMENU™technology,whichmeansthatall the

parameterscanbeconfiguredwithoutusingDIPswitchesorjumpers.The

configurationisentirelyachievedthrougha“SoftSwitch”thatallowstheuserto

setCPUspeedandoperatingvoltagewithease.

TheAR5usesIntel430VX serieschipsets,andhas256Kor512KLevel-2

PipelineBurstSRAMonboard.Italsoprovidesanextensionslotallowingthe

usertoupgradePipelineBurstSRAMto512K.

Two168-pinDIMM slotsandfour72-pinSIMM slotsmeetthe

requirementsforall memoryconfigurationsrequiredbyhighlevelcomputing.

The168-pinDIMM slotssupporttraditionalFastPageandEDO DRAMasa

memorystandardfornextgeneration64-bitsystems.Thetwo168-pinDIMM

slotshavebeenreservedtomeetrequirementsforbothpresentandfuture

upgrades.

TheAR5alsoprovidestwoUniversalSerialBus(USB)portsandmeetsthe

ConcurrentPCIRev.2.1standard.ItalsosupportsIDEinterface forFast

HDD (Mode0~4),aswell asIDEBusMaster.Thesefeaturesalsomeet

presentandfutureinterface standardsandneeds.

SystemBIOSfeaturesincludePlug-and-Play(PnP),AdvancedPower

Management(APM),thenewestDesktopManagementInterface (DMI),aswell

asAR5’suniqueCPUoperatingfrequencyandvoltagesetup featureinorderto

meetmoderncomputingdemands.

1-2Chapter1

Specifications

1.CPUfrequencyandvoltagesetup withCPU“SOFTMENU™ ”

lSetup ofthemainboard’sfrequencyandvoltagewithoutDIP

SwitchesorJumpers.

lModificationofCPUoperatingvoltageandfrequencythrough

softwareconfiguration.

lModificationofCPUoperatingvoltageandfrequencydirectlyon

screen.

2.UsesZIFCPUSocket7foreasyCPUinstallation

lThree voltageregulator/coolingplatesetsforamorestableCPU

operatingenvironment

lSupportsIntelPentiumCPUs:75MHzto200MHzandP55C

CPUswithMMX

lSupportsall AMDsixthgenerationAMD-K5™CPUs:75MHzto

100MHz

lSupportsall Cyrixsixthgeneration6x86™CPUs:P120+,P133+,

P150+,P166+,P200+

lReservedcircuitrysupportsfuturesixthgenerationCPUs

3.Chipset

lIntel430VX chipset

lSupportsstandardversionPCI2.1

4.L2CacheMemory

l256Kor512Kofcachememory(PipelineBurstSRAM)

5.SystemDRAM

lFour72-pinSIMM sockets:supportFPandEDO DRAM

lTwo168-pinDIMM sockets:supportFP,EDO andSynchronous

DRAM(SDRAM)

lDIMM socketsusePCmodules(3.3VUnbufferedDRAM)

lUpto128MBmemoryconfigurationpossible

6.SystemBIOS

lAWARDBIOS

lSupportsPlug-and-Play(PnP)

lSupportsAdvancedPowerManagement(APM)

lSupportsDesktopManagementInterface (DMI)

IntroductionofAR5Features1-3

7.MultiI/Ofeatures

TwoUniversalSerialBus(USB)ports

FourfastIDEchannels(PIOmode0~4andBusMaster)

lOneEPP/ECPparallelportandone16550 serialport

Twofloppydiskdriveconnectors(FDD)(360K,720K,1.2M,

1.44Mand2.88M)

8.Otherfeatures

StandardATXarchitecturedimensions

FourISAbusslotsandfourPCIbusslots

Supports3-MODEforaspecialJapanesefloppydiskdrive

Supportstwobootableharddisks--abletoruntwodifferent

operatingsystems

Note:All brandnamesandtrademarksarethepropertyoftheirrespectiveowners.

1-4Chapter1

Layoutdiagram

Fig1-1Layoutdiagram

IntroductionofAR5Features1-5

Systemblockdiagram

Fig.1-2Systemblockdiagram

Pentium



Processor

3.3V

HostBUS

Control

Address

Data

Second

LevelCache

Ctrl

Tag CtrlData

TIO[0..7]

Addr

Ctrl

PCIBUSTXDCtrl

Plink

Control

Address/Data

Fast

IDE

ISA BUS

UniversalSerialBus

TDX

Main

Memory

(DRAM)

CACHE

(SRAM)

TAG

TVX

PIIX3

CD ROM&

HardDisk

USB

PCIDevice(s)

ALi

M5123

ISA Device(s)

SerialLPT

FDC

1-6Chapter1

InstallingtheMainboard 2-1

Chapter2Installing theMainboard

ThisAR5mainboardnotonlyprovidesall standardequipmentforclassic

personalcomputers,butalsoprovidesgreatflexibilityformeetingfutureupgrade

demands.Thischapterwill introduce stepbystepall thestandardequipment

andwill alsopresent,ascompletelyaspossiblefutureupgradecapabilities.This

mainboardisabletosupportall IntelPentiumincludingP55CwithMMX,Cyrix

6x86,6x86LandAMD-K5processorsnowonthemarket.(Fordetails,see

specificationsinChapter1.)However,wecannotguarantee thatthe

descriptiongiveninthismanualonthecircuitryofyourmainboardwill workfor

processorsnotlistedinChapter1.Forexample,theoperatingvoltageof

Cyrix’snextgenerationCPUsisunknownatthepresenttime.Thuswewere

notabletoincludethesespecificationsinyourmotherboard.Wewill supply

furtherinformationaboutCPUsupportwhennewCPUsarriveonthemarket.

Thischapterisorganizedaccordingthefollowingfeatures:

ŒStandardexternalconnectors

•Jumpersandswitches

ŽPresentationandInstallingoftheCPU.

•Installingcachememory--Ifyoudon’twanttoupgradethecache

memoryyoucanskipthischapter.

•Installingthesystemmemory.

NNNN

Before proceedingwiththeinstallation

Beforeinstallingthemainboardpleasebesuretoturnoff ordisconnectthe

powersupplyunit.Beforemakinganymodificationstothehardware

configurationofthemainboard,thepowersupplytoanyareasofthemainboard

youplantomodifyshouldbeturnedoff toavoidunnecessarydamagetothe

hardware.

2-2Chapter2

User friendlyinstructions

Ourobjectiveistoenablethenovice computerusertoperformthe

installationbythemselves.Wehaveattemptedtowritethisdocumentinavery

clear,conciseanddescriptivemannertohelpovercomeanyobstaclesyoumay

face duringinstallation.Pleasereadourinstructionscarefullyandfollowthem

carefullystep-by-step.

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