MSI MS-7277 User manual

i
FCC-BRadio FrequencyInterferenceStatement
Thisequipmenthasbeen tested and found tocomplywiththe limitsforaclass Bdigitaldevice,pursuant
topart15 ofthe FCC rules.Theselimitsaredesigned toprovide reasonableprotection againstharmful
interferenceinaresidentialinstallation. Thisequipmentgenerates,usesand can radiateradiofrequency
energyand,ifnotinstalled and used inaccordancewiththe instruction manual,maycauseharmful
interferencetoradiocommunications.However,thereis no guarantee thatinterferencewill occurina
particularinstallation.Ifthis equipmentdoescauseharmfulinterferencetoradioortelevision reception,
whichcan be determined byturning theequipment offand on, theuseris encouraged totrytocorrect the
interferencebyoneormoreof the measureslisted below.
4Reorient orrelocatethe receiving antenna.
4Increasetheseparation between the equipment andreceiver.
4Connecttheequipmentintoan outletonacircuitdifferentfromthattowhichthe receiveris
connected.
4Consult the dealeroran experienced radio/ television technician forhelp.
Notice1
The changesormodificationsnot expresslyapprovedbythe partyresponsibleforcompliancecouldvoid
the user sauthoritytooperatethe equipment.
Notice2
Shielded interfacecablesand A.C. powercord, if any, must be used inordertocomplywiththe emission
limits.
VOIRLANOTICEDNSTALLATIONAVANTDERACCORDERAU RESEAU.
Micro-StarInternational
MS-7277
This devicecomplieswithPart 15 of the FCC Rules. Operation is subject tothe following twoconditions:
(1)this devicemaynot causeharmfulinterference, and
(2)this devicemustacceptanyinterferencereceived,including interferencethatmaycauseundesired
operation
G52-72771X1

ii
CopyrightNotice
The materialinthisdocument is the intellectualpropertyofMICRO-STARINTERNATIONAL. Wetake
everycareinthepreparation of this document, but no guaranteeis givenastothe correctness of its
contents. Ourproductsareundercontinualimprovement and wereservethe right tomakechanges
without notice.
Trademarks
All trademarksarethe propertiesof theirrespectiveowners.
AMD, Athlon™Athlon™XP,Thoroughbred™andDuron™areregistered trademarksofAMDCorporation.
Intel®and Pentium®areregistered trademarksof IntelCorporation.
PS/2and OS®2areregistered trademarksofInternationalBusiness MachinesCorporation.
Microsoft®is aregistered trademarkofMicrosoft Corporation.Windows®98/2000/NT/XPareregistered
trademarksofMicrosoft Corporation.
NVIDIA,the NVIDIAlogo, DualNet, and nForceareregistered trademarksortrademarksof NVIDIA
Corporation inthe United Statesand/orothercountries.
Netware®is aregistered trademarkof Novell, Inc.
Award®is aregistered trademarkofPhoenixTechnologiesLtd.
AMI®is aregistered trademarkofAmerican MegatrendsInc.
Kensington andMicroSaverareregistered trademarksof the KensingtonTechnologyGroup.
PCMCIAandCardBusareregistered trademarksof the PersonalComputerMemoryCardInternational
Association.
Revision History
Revision Revision HistoryDate
V1.0First releaseforPCB1.XSeptember2006

iii
SafetyInstructions
1.Alwaysread thesafetyinstructionscarefully.
2.Keep this UserManualforfuturereference.
3.Keep this equipment awayfromhumidity.
4.Laythis equipment on areliableflat surfacebeforesetting it up.
5.The openingson the enclosureareforairconvection henceprotectsthe equipment fromoverheating.
Donot coverthe openings.
6.Makesurethe voltage of thepowersourceandadjust properly110/220Vbeforeconnecting the
equipment tothe powerinlet.
7.Placethe powercordsuchawaythat peoplecan not step on it. Donot placeanything overthe power
cord.
8.AlwaysUnplug thePowerCordbeforeinserting anyadd-on cardormodule.
9.All cautionsand warningson the equipment shouldbe noted.
10.Neverpouranyliquidintothe opening that coulddamage orcauseelectricalshock.
11.Ifanyof the following situationsarises, get the equipment checkedbyaservicepersonnel:
-The powercordorplug is damaged.
-Liquidhaspenetrated intothe equipment.
-The equipment hasbeen exposed tomoisture.
-The equipment doesnot workwell oryou can not get it workaccording toUserManual.
-The equipment hasdropped and damaged.
-The equipment hasobvioussign of breakage.
12.Donot leavethis equipment inan environment unconditioned, storagetemperatureabove60°C
(140°F), it maydamage theequipment.
CAUTION:Dangerofexplosionifbatteryisincorrectlyreplaced.Replaceonlywiththe
sameorequivalenttyperecommended bythemanufacturer.

iv
WEEE Statement
English
Toprotect the globalenvironment and asan environmentalist, MSImust remindyou that...
Underthe EuropeanUnion ("EU")DirectiveonWasteElectricaland Electronic Equipment, Directive
2002/96/EC, whichtakeseffectonAugust13,2005,productsof"electricaland electronic equipment"
cannot be discarded asmunicipalwasteanymoreand manufacturersof coveredelectronic equipment will
be obligatedtotakebacksuchproductsattheendoftheirusefullife.MSIwill complywiththeproduct
takebackrequirementsatthe end oflifeofMSI-branded productsthataresoldintothe EU. You can
returntheseproductstolocalcollection points.
Deutsch
Hinweis von MSIzurErhaltungundSchutzunsererUmwelt
Gemäß derRichtlinie2002/96/EG überElektro-undElektronik-Altgerätedürfen Elektro-und
Elektronik-Altgerätenichtmehrals kommunaleAbfälleentsorgtwerden.MSIhateuropaweit
verschiedene Sammel-und Recyclingunternehmen beauftragt, dieindieEuropäische Union inVerkehr
gebrachten Produkte,amEnde seinesLebenszykluszurückzunehmen.Bitteentsorgen Siedieses
Produkt zumgegebenen Zeitpunkt ausschliesslichan einerlokalen AltgerätesammelstelleinIhrerNähe.
Fran ais
Entantqu écologisteet afinde protégerl environnement, MSI tient àrappelerceci...
Ausujetde ladirectiveeuropéenne (EU)relativeauxdéchetsdes équipement électriqueset
électroniques,directive2002/96/EC, prenanteffetle13 août2005,quelesproduits électriqueset
électroniquesne peuvent êtredéposésdanslesdéchargesou toutsimplementmis àlapoubelle.Les
fabricantsde ces équipementsseront obligésde récupérercertainsproduitsenfinde vie.MSIprendraen
comptecetteexigencerelativeau retourdesproduitsen finde vieau seinde lacommunautéeuropéenne.
Parconséquentvouspouvezretournerlocalement cesmatériels danslespointsde collecte.
Русский
Компания MSI предпринимает активные действия по защите окружающей среды, поэтому
напоминаем вам, что....
Всоответствии сдирективой Европейского Союза (ЕС) по предотвращению загрязнения
окружающей среды использованным электрическим иэлектронным оборудованием (директива
WEEE 2002/96/EC), вступающей всилу 13 августа 2005 года, изделия, относящиеся к
электрическому иэлектронному оборудованию, не могут рассматриваться как бытовой мусор,
поэтому производители вышеперечисленного электронного оборудования обязаны принимать его
для переработки по окончании срока службы.MSI обязуется соблюдать требования по приему
продукции, проданной под маркой MSI на территории EC, впереработку по окончании срока
службы. Вы можете вернуть эти изделия вспециализированные пункты приема.
Español
MSIcomoempresacomprometida con laproteccióndelmedioambiente, recomienda:
Bajoladirectiva2002/96/ECde laUniónEuropea en materiade desechosy/o equiposelectrónicos,con
fecha de rigordesdeel13de agostode2005,losproductosclasificadoscomo"eléctricosyequipos
electrónicos"no puedenserdepositadosen loscontenedoreshabitualesde sumunicipio, losfabricantes
de equiposelectrónicos,estánobligadosa hacersecargo de dichosproductosaltermino de superíodo
de vida.MSIestarácomprometido con lostérminosde recogida de susproductosvendidosen laUnión
Europea alfinalde superiodo de vida.Usted debe depositarestosproductosen elpuntolimpio
establecido porelayuntamientode sulocalidad oentregarauna empresaautorizada paralarecogida de
estosresiduos.
Nederlands
Omhet milieu tebeschermen, wil MSIueraan herinneren dat….
Derichtlijnvan deEuropeseUnie(EU)metbetrekking totVervuiling van Electrische en Electronische
producten (2002/96/EC),dieop 13Augustus2005 inzalgaan kunnen niet meerbeschouwdworden als
vervuiling.
Fabrikanten van dit soort producten worden verplicht omproducten retourtenemen aan het eind vanhun
levenscyclus.MSIzalovereenkomstigde richtlijnhandelen voorde producten diede merknaamMSI
dragen enverkochtzijninde EU. Dezegoederen kunnengeretourneerdwordenop lokale
inzamelingspunten.

v
Srpski
Dabizaštitili prirodnu sredinu, ikaopreduzećekojevodiračuna ookoliniiprirodnojsredini, MSImorada
vaspodestida…
PoDirektiviEvropskeunije("EU")oodbačenojekektronskojielektričnojopremi,Direktiva2002/96/EC,
kojastupa na snagu od 13. Avgusta2005, proizvodikoji spadajupod "elektronskuielektričnu opremu"ne
mogu višebitiodbačenikaoobičan otpadiproizvođačioveopremebićeprinuđenida uzmunatragove
proizvodena krajunjihovog uobičajenog vekatrajanja.MSI ćepoštovatizahtevopreuzimanjuovakvih
proizvodakojimajeistekao vektrajanja,koji imajuMSIoznakuikoji suprodatiuEU. Oveproizvode
možetevratitina lokalnimmestimazaprikupljanje.
Polski
Abychronićnasze środowiskonaturalne orazjakofirmadbającaoekologię,MSIprzypomina, że...
ZgodniezDyrektywąUnii Europejskiej("UE")dotyczącąodpadówproduktówelektrycznychi
elektronicznych(Dyrektywa2002/96/EC),którawchodziw życie13 sierpnia2005,tzw. “produktyoraz
wyposażenieelektryczne ielektroniczne "niemogąbyćtraktowane jako śmiecikomunalne,takwięc
producenci tychproduktówbędązobowiązanido odbieraniaichwmomenciegdyproduktjest
wycofywanyzużycia.MSIwypełniwymaganiaUE,przyjmującprodukty(sprzedawane na terenieUnii
Europejskiej)wycofywane zużycia.ProduktyMSIbędziemożna zwracaćwwyznaczonychpunktach
zbiorczych.
TÜRKÇE
Çevreci özelliğiylebilinen MSIdünyada çevreyikorumakiçinhatırlatır:
AvrupaBirliği(AB)Kararnamesi ElektrikveElektronik MalzemeAtığı,2002/96/ECKararnamesi altında 13
Ağustos2005 tarihinden itibaren geçerli olmak üzere,elektrikli veelektronikmalzemelerdiğeratıklargibi
çöpe atılamayacakvebu elektonikcihazların üreticileri,cihazlarınkullanımsüreleribittikten sonra ürünleri
geritoplamaklayükümlüolacaktır.Avrupa Birliğine satılan MSImarkalıürünlerinkullanımsüreleri
bittiğinde MSI ürünleringerialınmasıisteğiileişbirliğiiçerisinde olacaktır. Ürünleriniziyereltoplama
noktalarına bırakabilirsiniz.
ČESKY
Záleží námna ochraněživotního prostředí-společnost MSI upozorňuje...
PodlesměrniceEvropskéunie("EU")olikvidaci elektrickýchaelektronických výrobk 2002/96/EC platné
od 13.srpna2005jezakázánolikvidovat"elektrickéaelektronickévýrobky"vběžnémkomunálním
odpaduavýrobci elektronickýchvýrobk ,nakterésetatosměrnicevztahuje,budoupovinniodebírat
takovévýrobkyzpětpo skončeníjejich životnosti.SpolečnostMSIsplnípožadavkyna odebírání
výrobk značkyMSI,prodávanýchvzemíchEU, po skončeníjejich životnosti.Tytovýrobkym žete
odevzdatvmístníchsběrnách.
MAGYAR
Annak érdekében,hogykörnyezetünketmegvédjük,illetvekörnyezetvédőkéntfellépveazMSI
emlékezteti Önt, hogy...
AzEurópaiUnió(„EU")2005.augusztus13-ánhatályba lépő,azelektromos éselektronikus
berendezésekhulladékairólszóló2002/96/EK irányelveszerintazelektromos éselektronikus
berendezésektöbbénemkezelhetőeklakosságihulladékként, ésazilyen elektronikusberendezések
gyártóikötelesséválnakazilyentermékekvisszavételéreazokhasznos élettartamavégén.AzMSI
betartjaatermékvisszavétellelkapcsolatoskövetelményeketazMSImárkanévalatt azEU-nbelül
értékesített termékekesetében,azok élettartamánakvégén.Azilyentermékeketalegközelebbi
gyűjtőhelyreviheti.
Italiano
Perproteggerel ambiente,MSI, da sempreamicadellanatura, tiricorda che….
InbaseallaDirettivadellUnione Europea(EU)sulloSmaltimentodeiMaterialiElettricied Elettronici,
Direttiva2002/96/ECinvigoredal13Agosto2005,prodottiappartenentiallacategoriadeiMateriali
Elettrici ed Elettronicinon possono piùessereeliminaticomerifiutimunicipali:iproduttorididettimateriali
saranno obbligatiaritirareogniprodottoallafine delsuo ciclodivita.MSIsi adegueràataleDirettiva
ritirando tuttiiprodottimarchiatiMSIche sono stativendutiallinterno dellUnione Europeaallafine del
lorociclodivita. Èpossibileportareiprodottinelpiùvicino puntodiraccolta.

vi
TableofContent
English....................................................................1
Fran ais..................................................................13
Deutsch...................................................................25
Русском ..................................................................39
体中文...................................................................53
體中文...................................................................65
日本語 ......................................................................77

1
Introduction
Thankyouforchoosingthe946GZM/ 946PLM(MS-7277v1.x)seriesMicro-ATXmainboard.The
946GZM/946PLMseriesisbased on Intel 946GZ/ 946PL&Intel ICH7/ICH7Rchipsetsfor
optimalsystemefficiency. Designed fortheIntel Pentium 4/ Pentium D/ Celeron D/ CoreTM 2
DuoprocessorssupportingHyper-ThreadingTechnologyintheLGA775package,the946GZM/
946PLM seriesdeliversahighperformanceandprofessional desktopplatformsolution.
Layout
BATT
+
I
D
E
1
ATX1
JCI1
JCOM1
(optional)
JPWR1
DIMM1 DIMM2
PWRFAN1 SYSFAN1
CPUFAN1
PCI2
ALC883
RTL8100C
PCI1
PCI_E2
JAUD1
CD_IN1
J2
FDD1 JUSB2 JUSB1 J1
JFP1
SATA4
SATA1
SATA3
SATA2
JFP2
Intel
ICH7/
ICH7R
Intel
946GZ/946PL
Top: ParallelPort
Bottom:
COMA
VGAPort (for946GZonly)
Top: mouse
Bottom: keyboard
Winbond
I/O
PCI_E1
T: LANjack
B: USBports
USBports
(Optional)

2
Specifications
CPU
•SupportsIntel Pentium 4/ Pentium D/ Celeron D/ CoreTM 2Duo(LGA775)processors.
(Forthelatest information aboutCPU,pleasevisit
http://www.msi.com.tw/program/products/mainboard/mbd/pro_mbd_cpu_support.php)
Supported FSB
•800MHz.
Chipset
•NorthBridge:Intel 946GZ/946PLchipset
•SouthBridge: Intel ICH7/ ICH7Rchipset
MemorySupport
•DDRII 533/667SDRAM(2GBMax).
•2DDRII DIMMslots(240-pin/non-ECC).
(Fortheupdatedsupportingmemorymodules,pleasevisit
http://www.msi.com.tw/program/products/mainboard/mbd/pro_mbd_trp_list.php)
LAN (optional)
•Supports10/ 100LANbyRealtekRTL8100C
•Orsupports10/100/1000LANbyRealtekRTL8110SC
Audio
•Chipintegrated byRealtekALC883
•8-channelaudio-out
•CompliantwithAzalia1.0Spec
IDE
•1IDEportbyICH7/ ICH7R
•SupportsUltraDMA66/ 100mode/PIO,BusMaster,operation mode
SATA
•4SATAII portsbyICH7/ ICH7R
•Supportsstorageand datetransfersatupto300MB/s
•SupportsSATARAIDmodeby ICH7R

3
Floppy
•1floppyport(supports1FDD with360K, 720K,1.2M, 1.44Mand2.88Mbytes)
Connectors
•BackPanel
-1PS/2mouseport
-1PS/2keyboardport
-1Parallel port supportingSPP/EPP/ECPmode
-1Serial port
-1VGAport (for946GZ only)
-4USB2.0ports
-1LANjack
-6audiojacks
•On-BoardPinheaders
-1COMpinheader
-2USBpinheaders
-1SPDIF_outpinheader
Slots
•1PCIExpress x16slot
•1PCIExpress x1slot
•2PCIslots, support3.3V/5VPCIbusinterface.
FormFactor
•Micro-ATXFormFactor:244mmx215mm
Mounting
•6mountingholes.

4
Rear Panel
The rearpanelprovidesthefollowing connectors:
HardwareSetup
ThischaptertellsyouhowtoinstalltheCPU,memorymodules,andexpansioncards,aswellas
howtosetupthejumperson themainboard.It alsoprovidestheinstructionson connectingthe
peripheral devices, suchasthemouse,keyboard,etc.Whiledoingtheinstallation,becarefulin
holdingthecomponentsandfollowtheinstallation procedures.
Central ProcessingUnit: CPU
The mainboardsupportsIntel Pentium4processor. ThemainboardusesaCPUsocketcalled
LGA775.Whenyouareinstalling theCPU, makesuretoinstallthecoolertopreventoverheating.
Ifyou donothavetheCPUcooler,contactyourdealertopurchaseandinstall thembefore
turningon thecomputer.
Forthelatest information aboutCPU,pleasevisit
http://www.msi.com.tw/program/products/mainboard/mbd/pro_mbd_cpu_support.php
MSI RemindsYou...
Overheating
Overheatingwill seriouslydamagethe CPUandthe system,always makesurethecooling fan
can workproperlytoprotecttheCPUfromoverheating.
Overclocking
Thismainboardisdesignedtosupportoverclocking.However,pleasemakesureyour
componentsareable totoleratesuchabnormalsetting, whiledoingoverclocking. Anyattemptto
operatebeyondproduct specificationsisnotrecommended.Wedonot guaranteethedamages
orrisks caused byinadequateoperationorbeyondproduct specifications.
Mouse
ParallelPort
COMPort VGAPort
(for946GZ)
USBPorts
USBPorts
LAN
Line-In
RS-Out
SS-Out
Mic-In
Line-OutCS-Out
Keyboard

5
LGA775 CPUandCooler Installation
WhenyouareinstallingtheCPU, makesuretheCPUhasacoolerattached onthetop toprevent
overheating.Ifyoudonothavethecooler,contactyourdealertopurchaseandinstallthem
beforeturning on thecomputer.Meanwhile,donotforgettoapplysomesilicon heattransfer
compoundon CPUbeforeinstallingthecoolerforbetterheatdispersion.
Followthestepsbelowtoinstall theCPU&coolercorrectly.Wronginstallation will causethe
damageof yourCPU&mainboard.
IntroductiontoLGA775CPU
The pin-padsideof LGA775CPU.Thesurfaceof LGA775CPU.
Remembertoapplysomesiliconeheattransfercompoundon it forbetterheatdispersion.
1.The CPUsockethasaplasticcaponittoprotectthecontactfromdamage.
Beforeyou haveinstalled theCPU, alwayscoverittoprotectthesocketpin.
2. Removethecap fromleverhingeside.
3. The pinsofsocketreveal.
4. Open theloadlever.
5. Lift theloadleverupandopen theloadplate.
6.AfterconfirmingtheCPUdirection forcorrectmating,putdowntheCPUin
thesockethousingframe.BesuretograspontheedgeoftheCPUbase.Notethatthe
alignment keysarematched.
7.Visuallyinspectif theCPUisseated wellintothesocket.If not, takeout the
CPUwithpurevertical motion andreinstall.
8.Covertheloadplateontothepackage.
9.Press downtheloadleverlightlyontotheload plate,and then securethe
leverwiththehookunderretentiontab.
10.Aligntheholesonthemainboardwiththecooler.Pushdownthecooleruntil
itsfourclipsgetwedged intotheholesof themainboard.
11.Press thefourhooksdowntofasten thecooler.Then rotatethelocking
switch(refertothecorrectdirectionmarked on it)tolockthehooks.
12.Turnoverthemainboardtoconfirmthattheclip-endsare
correctlyinserted.

6
MSI RemindsYou
1. Confirmif yourCPUcoolerisfirmlyinstalledbeforeturningonyoursystem.
2. Check the information inH/WMonitorin BIOSfortheCPUtemperature.
3. DonottouchtheCPUsocketpinstoavoid damaging.
4.WheneverCPUisnotinstalled,always protectyourCPUsocketpin withtheplasticcap
coveredtoavoid damaging.
5. Pleasenotethatthemating/unmatingdurabilityoftheCPUis20 cycles. Thereforewesuggest
you do not plug/unplugtheCPUtoo often.
Memory
The mainboardprovidestwo240-pinunbuffered DDRII 533/ DDRII 667 SDRAMDIMMs,and
supportsthememorysizeupto2GB.Tooperateproperly,at least oneDIMMmodulemustbe
installed. (Fortheupdated supportingmemorymodules,pleasevisit
http://www.msi.com.tw/program/products/mainboard/mbd/pro_mbd_trp_list.php)
Installat leastoneDIMM moduleontheslots.Memorymodulescanbeinstalledontheslotsin
anyorder.You can install eithersingle-ordouble-sided modulestomeet yourownneeds.
Installing DDRIIModules
1.The memorymodulehasonlyonenotchon thecenterof module.Themodulewillonlyfitin
theright orientation.
2.InsertthememorymoduleverticallyintotheDIMMslot.Then pushitinuntilthegoldenfinger
on thememorymoduleisdeeplyinsertedintheDIMMslot.
3.The plasticclipat eachsideoftheDIMMslot willautomaticallyclose.
Power Supply
The mainboardsupportsATXpowersupplyforthepowersystem.Beforeinsertingthepower
supplyconnector, alwaysmakesurethatallcomponentsareinstalled properlytoensurethatno
damagewill becaused.A350Worabovepowersupplyissuggested.
ATX24-PinPower Connector:ATX1
Thisconnectorallowsyoutoconnectan ATX24-pinpower
supply. ToconnecttheATX24-pin powersupply,makesure
theplugofthepowersupplyisinsertedintheproper
orientation andthepinsarealigned.Then pushdownthe
powersupplyfirmlyintotheconnector.
You mayusethe20-pinATXpowersupplyasyou like.Ifyou’dliketousethe20-pinATXpower
supply,pleaseplugyourpowersupplyalongwithpin 1&pin13.Thereisalsoafoolproofdesign
on pin11,12, 23&24toavoidwronginstallation.
Notch
Volt
GND
GND
GND
PS-ON#
GND
+3.3V
-12V
+3.3V
+3.3V +3.3V+5V+5V
+5V
+5V
+5V
Res
PWROK
GND
GND
GND
GND
5VSB
+12V
+12V

7
ATX12VPower Connector:JPWR1
This12Vpowerconnectorisused toprovidepowertotheCPU.
FloppyDisk DriveConnector:FDD1
The mainboardprovidesastandardfloppydiskdriveconnectorthat
supports360K,720K,1.2M, 1.44Mand2.88Mfloppydisktypes.
IDEConnector:IDE1
Themainboardhasdual UltraDMA66/100 controllerthatprovidesPIOmode0~4,Bus
Master,andUltraDMA66/100function.You canconnectupto2harddisk drives,
CD-ROM,120MBFloppyandotherdevices.
The IDE1can connectaMasterandaSlavedrive.Youmustconfiguresecondhard
drivetoSlavemodebysettingthejumperaccordingly.
MSI RemindsYou...
If youinstall twoharddisks ononecable, youmust configuretheseconddrivetoSlavemode by
setting itsjumper. Refertotheharddisk documentation suppliedbyharddisk vendorsforjumper
setting instructions.
SerialATAConnectors:SATA1/SATA2/SATA3/SATA4
Themainboardprovides4high-speed Serial ATAinterfaceports.Theports
support2ndgenerationSerial ATAdataratesof300 MB/sandarefullycompliant
withSerial ATA2.0specifications.EachSerial ATAconnectorcan connectto1harddisk device.
MSI RemindsYou...
Pleasedo not fold theserialATAcable in a90-degree angle, whichwill causetheloss of data
duringtransmission.
CD InConnector:CD_IN1
The connectorisforCD-ROMaudioconnector.
ChassisIntrusionSwitch Connector:JCI1
Thisconnectorisconnected toa2-pin chassisswitch.
FanPower Connectors:CPUFAN1/SYSFAN1/PWRFAN1
The 4-pinCPUFAN1(processorfan)and3-pin
SYSFAN1(systemfan)/ PWRFAN1(powerfan)
supportsystemcoolingfanwith+12V.When
connecting thewiretotheconnectors,alwaystakenotethatthered wireisthepositiveand
should beconnected tothe+12V, theblackwireisGround andshould beconnectedtoGND.If
themainboardhasaSystemHardwareMonitorchipseton-board,youmustuseaspecially
designedfan withspeedsensortotakeadvantageof theCPUfan control.
GND
+12V
NC
GND
GND
+12V
+12V
GND
LR
CINTRU
GND
GND
+12V
Sensor
Control
GND
+12V
NC

8
MSI RemindsYou...
Always consultthevendorsfortheproperCPUcoolingfan.
FrontPanel Connectors:JFP1/JFP2
Themainboardprovidesafrontpanel connectorfor
electrical connection tothefrontpanelswitchesandLEDs.
JFP1iscompliantwithIntel FrontPanelI/OConnectivity
DesignGuide.
FrontPanelAudio Connector:JAUD1
The frontpanel audioconnectorallowsyouto
connecttothefrontpanel audioandiscompliantwith
Intel FrontPanel I/OConnectivityDesignGuide.
FrontUSBConnector:JUSB1/JUSB2
ThemainboardprovidestwostandardUSB2.0pin headers
JUSB1&JUSB2.USB2.0technologyincreasesdatatransfer
rateup toamaximumthroughputof480Mbps,whichis40
timesfasterthanUSB1.1,andisidealforconnecting
high-speedUSBinterfaceperipheralssuchasUSBHDD,
digital cameras,MP3players, printers,modems,etc.
MSI RemindsYou...
Pleasenotethat thepinsof VCC&GNDmustbe connected correctlyorit maycausesome
damage
Serial PortConnector:JCOM1(optional)
The mainboardprovidesoneserialportheaderforyoutoconnect
secondaryserial devices.
SPDIF-OutConnector:J2 (optional)
The connectorisused toconnectSPDIF (Sony&PhilipsDigital Interconnect
Format)interfacefordigital audiotransmission.
Clear CMOSJumper:J1
ThereisaCMOSRAMon boardthathasapowersupplyfrom
external batterytokeep thedataofsystemconfiguration.With
theCMOSRAM,thesystemcanautomaticallybootOSevery
timeitisturned on.Ifyou wanttoclearthesystemconfiguration,usetheJ1(ClearCMOS
Jumper) tocleardata. Followtheinstructionsintheimagetoclearthedata.
JFP1
Power
LED
HDD
LED
Reset
Switch
Power
Switch
1
9
2
10
JFP2
Power
LED
Speaker
1
7
2
8
(10)Line_JD
GND
(2)
VCC5
MIC2_JD
NC
MIC_L
(1)
Line-out_R
(9)Line-out_L
MIC_R
Front toSense
(10)N.C.
VCC
(2)
USB1-
USB1+
GND
VCC
(1)
USB0-
USB0+
GND
(9)Key,nopin
GND
DSR
RTS
CTS
RI
KEY
SOUT
SIN
DTR
9
1
10
2
GND
VCC
SPDIF
KeepData
ClearData
2
2
2
1
1
1
3
3
3

9
MSI RemindsYou...
YoucanclearCMOSbyshorting2-3pin while thesystemisoff. Thenreturnto1-2pin position.
Avoid clearingtheCMOSwhilethesystemison, whichwill damagethe mainboard.
PCI Express Slots
The PCIExpress slots,asa
high-bandwidth,lowpincount,serial,
interconnecttechnology,supportIntel
highestperformancedesktop platforms
utilizing theIntel Pentium4processorwith
HTTechnology.
PCIExpress architectureprovidesahighperformanceI/OinfrastructureforDesktop Platforms
withtransferratesstartingat2.5GigatransferspersecondoveraPCIExpressx1lanefor
GigabitEthernet, TVTuners, 1394controllers, andgeneralpurposeI/O. Also, desktop platforms
withPCI ExpressArchitecturewillbedesigned todeliverhighestperformanceinvideo,graphics,
multimediaandothersophisticated applications. Moreover,PCI Express architectureprovidesa
high performancegraphics infrastructureforDesktopPlatformsdoublingthecapabilityofexisting
AGP8xdesignswithtransferratesof4.0GB/soveraPCIExpress x16laneforgraphics
controllers.
MSI RemindsYou...
Youcaninserttheexpansioncardstomeet yourneeds. Whenaddingorremovingexpansion
cards,makesurethatyouunplugthepowersupplyfirst.
PCI (PeripheralComponentInterconnect) Slots
The PCIslotsallowyoutoinsert theexpansion cards
tomeetyourneeds.When adding orremoving
expansioncards,makesurethatyou unplugthepowersupplyfirst. Meanwhile, readthe
documentation fortheexpansion cardtomakeanynecessaryhardwareorsoftwaresettingsfor
theexpansion card,suchasjumpers, switchesorBIOSconfiguration.
PCI InterruptRequestRouting
The IRQ,abbreviation of interrupt requestlineandpronouncedI-R-Q,arehardwarelinesover
whichdevicescansendinterrupt signalstothemicroprocessor.
Order1 Order2 Order3 Order4
PCISlot 1
INTA# INTB# INTC# INTD#
PCISlot 2
INTB# INTC# INTD# INTA#
PCIExpressX1slot
PCIExpressX16slot

10
BIOSSetup
Poweronthecomputerandthesystemwillstart POST(PowerOnSelfTest)process. Whenthe
messagebelowappearson thescreen,press <DEL>keytoenterSetup.
DEL:SetupF11:BootMenu TAB: Logo
Ifthemessagedisappearsbeforeyourespondandyoustill wishtoenterSetup,restartthe
systembyturning it OFF andOnorpressingtheRESETbutton.You mayalsorestart thesystem
bysimultaneouslypressing<Ctrl>,<Alt>, and <Delete> keys.
MainPage
StandardBIOSFeatures
Usethismenuforbasicsystemconfigurations, suchastime, dateetc.
Advanced BIOSFeatures
UsethismenutosetuptheitemsofAwardspecial enhancedfeatures.
AdvancedChipsetFeatures
Usethismenutochangethevaluesin thechipset registersandoptimizeyoursystem
performance.
IntegratedPeripherals
Usethismenutospecifyyoursettingsforintegrated peripherals.
PowerManagementSetup
Usethismenutospecifyyoursettingsforpowermanagement.
PNP/PCIResourceManagement
Thisentryappearsif yoursystemsupportsPnP/PCI.
H/W Monitor
Thisentryshowsthestatusof yourCPU,fan,warning foroverallsystemstatus.
Cell Menu
Usethismenutospecifyyoursettingsforfrequency/voltagecontrol.
LoadOptimalDefaults
Usethismenu toloadfactoryoptimizeddefaultsettingsintotheBIOSforstablesystem
performanceoperations.

11
BIOSSettingPassword
Usethismenutoset BIOSsetting Password.
Save&ExitSetup
SavechangestoCMOSandexit setup.
ExitWithoutSaving
Abandonall changesand exitsetup.
Advanced ChipsetFeatures
ConfigureDRAMTimingbySPD
SelectswhetherDRAMtiming iscontrolledbytheSPD(Serial PresenceDetect)EEPROMon
theDRAMmodule. Setting to[Enabled]enablesDRAMtimingstobedetermined byBIOSbased
on theconfigurationson theSPD.
InternalGraphics ModeSelec
ThisBIOSfeaturecontrolstheamountofsystemmemorythatisallocatedtotheintegrated
graphics processorwhenthesystembootsup.

12
Cell Menu
SpreadSpectrum
Whenthemotherboard’sclockgeneratorpulses,theextremevalues(spikes)ofthepulses
createsEMI(ElectromagneticInterference).TheSpreadSpectrumfunctionreducestheEMI
generatedbymodulatingthepulsessothatthespikesofthepulsesarereduced toflattercurves.
Ifyoudonot haveanyEMI problem,leavethesettingatDisabledforoptimalsystemstabilityand
performance.Butifyouareplagued byEMI, settoEnabled forEMIreduction.Rememberto
disableSpread Spectrumifyou areoverclocking becauseeven aslightjittercanintroducea
temporaryboost inclockspeedwhichmayjust causeyouroverclocked processortolock up.
AdjustCPUFSBFrequency
Thisitemallowsyou toselecttheCPUFrontSideBusclockfrequency(inMHz)and overclock
theprocessorbyadjusting theFSBclocktoahigherfrequency.
Adjusted CPUClock
It showstheCPUclock. Read-only.
DRAMFrequency
Usercanplaceanartificial memoryclocklimiton thesystem.Pleasenotethatmemoryis
prevented fromrunningfasterthanthisfrequency.
Adjusted MemoryFrequency
It showsthememoryfrequency. Read-only.
AutoDisablePCI Clock
ThisitemisusedtoautodetectthePCIslots.When setto[Enabled],thesystemwill remove
(turnoff)clocksfromemptyPCI slotstominimizetheelectromagneticinterference(EMI).
MemoryVoltage(V)
Adjusting theDDR voltagecan increasetheDDR speed.Anychangesmadetothissetting may
causeastabilityissue,sochangingtheDDR voltageforlong-termpurposeisNOT
recommended.
ChipsetVoltage(V)
Adjustingthechipsetvoltagecan increasethechipsetspeed. Anychangesmadetothissetting
maycauseastabilityissue,sochangingthechipsetvoltageforlong-termpurposeisNOT
recommended.

13
Introduction
Flicitation,vousvenezd’acqu rirunecartemèreMicro-ATXdess ries946GZM/946PLM
(MS-7277 v1.x).Less ries946GZM/ 946PLMsontbas essurleschipsetsIntel®946GZ/ 946PL
&Intel ICH7/ICH7Roffrantunsystèmeperformant.Lacartefonctionneaveclesprocesseurs
d’Intel®Pentium 4/Pentium D/Celeron D/CoreTM 2Duoquisupportelatechnologiede
Hyper-Threading grâceau LGA775.Less ries946GZM/946PLMsonttrèsperformanteset
offrentunesolution adapt etantauxprofessionnelsqu’auxparticuliers.
Sch ma:
BATT
+
I
D
E
1
ATX1
JCI1
JCOM1
(optional)
JPWR1
DIMM1 DIMM2
PWRFAN1 SYSFAN1
CPUFAN1
PCI2
ALC883
RTL8100C
PCI1
PCI_E2
JAUD1
CD_IN1
J2
FDD1 JUSB2 JUSB1 J1
JFP1
SATA4
SATA1
SATA3
SATA2
JFP2
Intel
ICH7/
ICH7R
Intel
946GZ/946PL
Top: ParallelPort
Bottom:
COMA
VGAPort (for946GZonly)
Top: mouse
Bottom: keyboard
Winbond
I/O
PCI_E1
T: LANjack
B: USBports
USBports
(Optional)

14
Sp cificit sdelaCarte
CPU:
•SupportelesprocesseursIntel®Pentium 4/Pentium D/Celeron D/CoreTM 2Duo(LGA
775).
(Pourplusd’informationsconcernantvotreCPUveuillezvisitezcesite:
http://www.msi.com.tw/program/products/mainboard/mbd/pro_mbd_cpu_support.php)
FSBSupporte:
•800MHz.
Chipset
•NorthBridge: ChipsetIntel®946GZ/946PL
•SouthBridge: ChipsetIntel®ICH7/ ICH7R
Mmoire
•SupporteDDRII533/667SDRAMs(jusqu’à 2GB).
•SupportedeuxDIMMsDDRII de(240-pin/ non-ECC).
(Pourplusd’informations:
http://www.msi.com.tw/program/products/mainboard/mbd/pro_mbd_trp_list.php)
LAN: (option)
•Supporte10Mb/set100Mb/sparRealtekRTL8100C
•Ousupporte1000MbsparRTL8110SC.
Audio:
•ContrôleurInt gr parRealtekALC883.
•Sortieaudiode8canaux.
•CompatibleavecAzalia1.0spec.
IDE:
•1portIDEparICH7/ICH7R.
•SupportelemodeUltraDMA66/100/ PIO,etlemoded’op ration BusMaster
SATA:
•Supporte4portsSATAIIparICH7/ ICH7R.
•Tauxdetransfertjusqu’à 300MB/s.
•SupportelemodeSATARAIDpar ICH7R.