MSI MS-7551 User manual

i
KA790GX/KA780G/
KA780VSeries
MS-7551(v1.X)Mainboard
G52-75511X1

ii
CopyrightNotice
The materialinthisdocumentistheintellectual propertyof MICRO-STAR
INTERNATIONAL.Wetakeeverycareinthe preparationof thisdocument, butno
guaranteeisgivenastothecorrectnessofitscontents.Ourproductsareunder
continualimprovementand wereservetherighttomakechangeswithoutnotice.
Trademarks
Alltrademarksarethepropertiesoftheirrespectiveowners.
NVIDIA,theNVIDIAlogo,DualNet, and nForceareregisteredtrademarksortrade-
marksofNVIDIACorporationin theUnitedStatesand/orothercountries.
AMD,Athlon ,Athlon XP,Thoroughbred ,andDuron areregisteredtrade-
marksofAMDCorporation.
Intel®andPentium®areregisteredtrademarksofIntelCorporation.
PS/2and OS®/2areregisteredtrademarksofInternationalBusiness Machines
Corporation.
Windows®95/98/2000/NT/XP/Vistaareregisteredtrademarks ofMicrosoft
Corporation.
Netware®isaregisteredtrademarkofNovell,Inc.
Award®isaregisteredtrademarkofPhoenixTechnologiesLtd.
AMI®isaregisteredtrademarkofAmericanMegatrendsInc.
RevisionHistory
Revision RevisionHistory Date
V1.0 First releaseforPCB1.X August 2008
TechnicalSupport
Ifaproblemariseswithyoursystemandnosolutioncanbeobtainedfromtheuser’s
manual,pleasecontactyourplaceofpurchaseorlocaldistributor.Alternatively,
pleasetrythefollowing helpresourcesforfurtherguidance.
Visit theMSI websiteforFAQ,technical guide,BIOSupdates,driverupdates,
andotherinformation: http://global.msi.com.tw/index.php?
func=service
Contactourtechnicalstaff at: http://ocss.msi.com.tw

iii
SafetyInstructions
CAUTION: Dangerofexplosionifbatteryisincorrectlyreplaced.
Replaceonlywiththe sameorequivalenttype recommendedbythe
manufacturer.
1. Alwaysread thesafetyinstructionscarefully.
2. KeepthisUser’sManualforfuturereference.
3. Keepthisequipmentawayfromhumidity.
4. Laythisequipmentonareliableflatsurfacebeforesetting itup.
5. Theopeningsontheenclosureareforairconvectionhenceprotectstheequip-
ment fromoverheating.DONOTCOVERTHEOPENINGS.
6. Makesurethevoltageofthe powersourceandadjustproperly110/220Vbe-
foreconnectingtheequipmenttothepowerinlet.
7. Placethe powercordsuchawaythatpeoplecannotstepon it. Donotplace
anythingoverthepowercord.
8. AlwaysUnplug thePowerCordbeforeinsertinganyadd-oncardormodule.
9. All cautionsand warningsontheequipmentshouldbenoted.
10. Neverpouranyliquidintotheopeningthatcoulddamage orcauseelectrical
shock.
11. If anyof thefollowing situationsarises, gettheequipmentcheckedbyaservice
personnel:
†Thepowercordorplugisdamaged.
†Liquid haspenetratedintotheequipment.
†Theequipmenthasbeen exposedtomoisture.
†Theequipmenthasnotworkwelloryoucannotgetitworkaccording to
User’sManual.
†Theequipmenthasdroppedand damaged.
†Theequipmenthasobvioussign of breakage.
12.DONOTLEAVETHISEQUIPMENTINANENVIRONMENTUNCONDITIONED,STOR-
AGETEMPERATUREABOVE600C(1400F),IT MAYDAMAGETHEEQUIPMENT.

iv
FCC-BRadio Frequency Interference Statement
Thisequipmenthasbeen
tested and found tocomply
withthe limitsforaClassB
digitaldevice,pursuanttoPart
15of the FCCRules.Theselimitsaredesignedtoprovidereasonable protection
againstharmful interferenceinaresidentialinstallation.Thisequipmentgenerates,
usesand canradiateradiofrequencyenergyand,ifnotinstalledand used in accor-
dancewiththeinstructions,maycauseharmful interferencetoradiocommunications.
However,thereisno guarantee thatinterferencewill notoccurin aparticular
installation.Ifthisequipmentdoescauseharmful interferencetoradioortelevision
reception,whichcanbedeterminedbyturning theequipmentoff and on,the useris
encouragedtotrytocorrecttheinterferencebyone ormoreof themeasureslisted
below.
†Reorientorrelocatethereceiving antenna.
†Increasetheseparationbetweentheequipmentand receiver.
†Connecttheequipmentintoanoutleton acircuitdifferentfromthatto
whichthereceiverisconnected.
†Consultthedealeroranexperiencedradio/televisiontechnicianforhelp.
Notice1
Thechangesormodificationsnotexpresslyapprovedbythepartyresponsible for
compliancecould void theuser’sauthoritytooperatetheequipment.
Notice2
Shieldedinterfacecablesand A.C.powercord,ifany,mustbeusedinorderto
complywiththeemissionlimits.
VOIRLANOTICED’ INSTALLATIONAVANTDERACCORDERAURESEAU.
Micro-StarInternational
MS-7551
ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothe
followingtwoconditions:
(1)thisdevicemaynotcauseharmfulinterference,and
(2)thisdevicemustaccept anyinterferencereceived,includinginterferencethat
maycauseundesiredoperation.

v
WEEE (WasteElectricaland ElectronicEquipment) Statement

vi

vii

viii
CONTENTS
CopyrightNotice..............................................................................................................ii
Trademarks.......................................................................................................................ii
RevisionHistory..............................................................................................................ii
Technical Support...........................................................................................................ii
SafetyInstructions.........................................................................................................iii
FCC-B RadioFrequencyInterferenceStatement........................................................iv
WEEE(WasteElectricalandElectronicEquipment)Statement....................................v
Chapter1.GettingStarted....................................................................................1-1
MainboardSpecifications...................................................................................1-2
MainboardLayout................................................................................................1-4
PackingChecklist.................................................................................................1-5
Chapter2.HardwareSetup..................................................................................2-1
Quick ComponentsGuide....................................................................................2-2
CPU(CentralProcessingUnit)............................................................................2-3
Memory.................................................................................................................2-6
PowerSupply......................................................................................................2-8
BackPanel............................................................................................................2-9
Connectors.........................................................................................................2-11
Jumpers..............................................................................................................2-18
Buttons...............................................................................................................2-19
Switch................................................................................................................2-20
Slots....................................................................................................................2-21
Chapter3BIOSSetup.............................................................................................3-1
EnteringSetup.....................................................................................................3-2
TheMainMenu.....................................................................................................3-4
StandardCMOSFeatures...................................................................................3-6
AdvancedBIOSFeatures...................................................................................3-8
IntegratedPeripherals........................................................................................3-11
PowerManagementSetup...............................................................................3-13
H/WMonitor........................................................................................................3-16
BIOSSetting Password.....................................................................................3-17
Cell Menu............................................................................................................3-18
LoadFail-Safe/Optimized Defaults.................................................................3-21

ix
AppendixARealtekAudio...................................................................................A-1
InstallingtheRealtekHDAudioDriver................................................................A-2
SoftwareConfiguration......................................................................................A-4
HardwareSetup................................................................................................A-19
AppendixBDualCoreCenter..............................................................................B-1
Activating DualCoreCenter...............................................................................B-2
Main......................................................................................................................B-3
DOT (DynamicOverClocking).............................................................................B-5
Clock.....................................................................................................................B-6
Voltage.................................................................................................................B-7
FANSpeed...........................................................................................................B-8
Temperature.........................................................................................................B-9
UserProfile........................................................................................................B-10
AppendixCSATARAID...........................................................................................C-1
RAIDConfiguration..............................................................................................C-2

1-1
Getting Started
Getting Started
Chapter1
ThankyouforchoosingtheKA790GX/KA780G/
KA780VSeries(MS-7551 v1.X)ATXmainboards. The
KA790GX/KA780G/KA780VSeriesmainboardsare
basedon AMD RS780D/RS780/RS780C & SB700/
SB750 chipsetsforoptimal systemefficiency.Designed
tofittheadvanced AMD PhenomFX/X4/X3/X2,
Athlon 64FX/X2andSempron processorsin socket
AM2+,theKA790GX/ KA780G/ KA780VSeriesdeliver
ahigh performanceand professionaldesktopplatform
solution.

MS-7551Mainboard
1-2
MainboardSpecifications
ProcessorSupport
-AMD PhenomFX/X4/X3/X2,Athlon64 FX/X2,Semproninthe
Socket AM2+/AM2package
-Supports4pinCPUFanPin-HeaderwithFanSpeedControl
(ForthelatestinformationaboutCPU, pleasevisit
http://global.msi.com.tw/index.php?func=cpuform)
SupportedFSB
-HyperTransport 3.0supportsspeedup to2600 MHz
Chipset
-NorthBridge: AMD RS780D/RS780/RS780Cchipset
-SouthBridge:AMD SB700/SB750 chipset
MemorySupport
-DDR21066/800/667/533SDRAM(240pin/1.8V)
-4DDR2DIMMs(8GB Max)
(Formoreinformation oncompatiblecomponents,pleasevisit
http://global.msi.com.tw/index.php?func=testreport)
LAN
-Supports10/100/1000 FastEthernet byRealtek8111C
Audio
-ChipintegratedbyRealtek ALC888
-Flexible8-channelaudiowithjacksensing
-CompliantwithAzalia1.0spec
IDE
-1IDEportbySB700/SB750
-SupportsUltraDMA66/100/133 mode
-SupportsPIO,BusMasteroperationmode
SATA
-5SATAIIportsbySB700/ SB750
-1ESATA(External-SATA)port (back panel)bySB700/SB750
-Supportsstorageanddatatransfersatupto3Gb/s
Floppy
-1floppyport
-Supports1FDD with360KB, 720KB,1.2MB,1.44MBand 2.88MB
RAID
-SATA1~5supportRAID0/1/ 0+1/5mode

1-3
Getting Started
Connectors
Back panel
-1PS/2portformouseorkeyboard(autodetection)
-1VGA port
-1DVI-D port
-1OpticalSPDIF-outjack
-1HDMI port
-6USB2.0ports
-1ESATAport
-1LANjack
-6flexibleaudiojacks
On-BoardPinheaders/buttons/switch
-3USB 2.0pinheaders
-1Serialportpinheader
-1FrontPanelAudiopinheader
-1CD-inpinheader
-1TPMpinheader(optional)
-1chassisintrusionpinheader
-1Power& 1Reset&1clearCMOSbuttons(optional)
-1FSB overclock switch
TPM (optional)
-SupportsTPM
Slots
-1PCIExpress x16slotcompatiblewithPCIE 2.0spec,supportATi
Hybridtechnology
-1PCIExpress x1slot
-3PCIslots
FormFactor
-ATX (30.5cmX 23.0cm)
Mounting
-6mounting holes

MS-7551Mainboard
1-4
KA790GX/KA780G/KA780VSeries
(MS-7551 v1.X)ATXMainboard
MainboardLayout
PCI 3
PCI 2
PCI 1
PCI_E2
PCI_E1
BATT
+
I
D
E
1
J
P
W
R
2
J
P
W
R
1
D
I
M
M
1
D
I
M
M
2
D
I
M
M
3
D
I
M
M
4
FDD1 JCOM1JUSB1
JBAT1
SYSFAN1
SYSFAN2
CPUFAN1
JFP1
JTPM1
SATA2 SATA4
SATA1 SATA3 SATA5
JCD1JAUD1
JUSB2
JUSB3
Top:
Bottom:
USBports
eSATA port
Top:
Bottom:
LANJack
USB ports
Top: mouseor
Bottom: keyboard USBports
Top: VGA port
Bottom:DVI-Dport
Top: SPDIF
Bottom:HDMI
T:
M:
B:
Line-In
Line-Out
Mic
T:RS-Out
M:CS-Out
B:SS-Out
AMD
RS780D/
RS780/
RS780C
AMD
SB700/ SB750
ON
12
JFP2
I/O
Chip
Lan
Chip
Codec
OCSWITCH1
POWER1
RESET1
CLR_CMOS1
(Optional)
(Optional)
(Optional)
JCI1

1-5
Getting Started
PackingChecklist
*The picturesareforreferenceonlyandmayvaryfromthepackingcontentsofthe
productyoupurchased.
PowerCable
MSImotherboard MSIDriver/UtilityCD
IDECable
Back IOShield
SATACable
User’sGuide

2-1
HardwareSetup
HardwareSetup
Chapter2
Thischapterprovidesyou withtheinformation about
hardwaresetupprocedures.Whiledoingthe installation,
becarefulinholdingthecomponentsandfollowthe
installationprocedures.Forsomecomponents,ifyou
install inthewrong orientation,thecomponentswillnot
workproperly.
Useagroundedwrist strapbeforehandlingcomputer
components.Staticelectricitymaydamagethe
components.

2-2
MS-7551Mainboard
DDR2, p.2-6
Back Panel
I/O, p.2-9
CPUFAN1,
p.2-13
JPWR2, p.2-8
IDE1, p.2-11
JUSB1~3,
p.2-15
SATA1~5, p.2-12
FDD1,
p.2-11
CPU,
p.2-3
Quick ComponentsGuide
SYSFAN1, p.2-13
JPWR1,
p.2-8
JFP1, p.2-16
JCD1,
p.2-13
JAUD1,
p.2-14
JBAT1,
p.2-18
JCOM1,
p.2-17
PCISlots,
p.2-23
PCIExpress
slots, p.2-21
SYSFAN2,
p.2-13
JCI1, p.2-12
POWER/RESET/
CLR_CMOS1,p.2-19
JTPM1,p.2-14
JFP2, p.2-16
OCSWITCH1,
p.2-20

2-3
HardwareSetup
The mainboardsupportsAMD PhenomFX/X4/X3/X2,Athlon 64FX/X2,Sempron
processors.ThemainboardusesaCPUsocketcalledSocketAM2+/AM2foreasy
CPUinstallation. WhenyouareinstallingtheCPU, makesuretheCPUhas aheat
sinkand acooling fan attachedon thetopto preventoverheating. If youdo
not havetheheatsinkand coolingfan,contactyourdealertopurchaseand install
thembeforeturningonthecomputer.
Forthelatest informationaboutCPU,pleasevisithttp://global.msi.com.tw/index.php?
func=cpuform
CPU(CentralProcessingUnit)
Important
Overheating
Overheating will seriouslydamage the CPUand system.Always makesure
thecoolingfancanworkproperlytoprotectthe CPUfromoverheating.Make
surethatyouapplyan even layerofthermalpaste(orthermaltape)between
the CPUand the heatsinktoenhanceheatdissipation.
Replacing theCPU
WhilereplacingtheCPU,alwaysturnofftheATXpowersupplyorunplug the
powersupply spowercordfromthegrounded outlet firsttoensurethe safety
ofCPU.
Overclocking
Thismainboardisdesigned tosupportoverclocking.However,pleasemake
sureyourcomponentsareabletotoleratesuchabnormalsetting,while
doing overclocking.Anyattempttooperatebeyond productspecificationsis
notrecommended. Wedonotguaranteethedamages orrisks caused
byinadequateoperation orbeyondproductspecifications.

2-4
MS-7551Mainboard
CPUInstallation Procedures forSocketAM2+/AM2
1.Pleaseturnoffthepowerand
unplug thepowercordbefore
installing the CPU.
2.Pulltheleversidewaysaway
fromthe socket.Makesureto
raisetheleverup toa90-de-
greeangle.
3.Lookforthegold arrowonthe
CPU.Thegold arrowshould point
asshownin thepicture.TheCPU
canonlyfitinthecorrect
orientation.LowertheCPUdown
ontothesocket.
4.If theCPUiscorrectlyinstalled,
thepinsshould becompletely
embeddedintothesocketand
cannotbeseen.Pleasenote
thatanyviolation ofthe correct
installationproceduresmay
causepermanentdamagesto
yourmainboard.
5.Press theCPUdownfirmlyinto
thesocketandclosethelever.
AstheCPUislikelytomovewhile
theleverisbeingclosed,al-
waysclosetheleverwithyour
fingerspressingtightlyon top of
the CPUtomakesurethe CPUis
properlyand completelyembed-
dedintothesocket.
Openthelever
90degree
Sliding
theplate
Goldarrow
Goldarrow
Goldarrow
Correct CPU
placement
O
IncorrectCPU
placement
Pressdown
theCPU
Close
thelever

2-5
HardwareSetup
Installing AMDSocketAM2+/AM2CPUCooler Set
Whenyouareinstallingthe CPU, make suretheCPUhas aheatsinkanda
cooling fanattachedon thetop topreventoverheating. If youdonothavethe
heatsinkandcoolingfan,contactyourdealertopurchaseandinstallthembefore
turning onthecomputer.
2.Thenpress downtheotherendof
thecliptofastenthe cooling seton
the topofthe retentionmechanism.
LocatetheFixLeverand liftup it.
1.Positionthecooling set ontothere-
tentionmechanism.
Hookoneendoftheclip tohook
first.
3.Fastendownthelever. 4.AttachtheCPUFancable tothe CPU
fanconnectoronthemainboard.
Fixed Lever
Important
1.Readthe CPUstatusinBIOS(Chapter3).
2.Mainboardphotosshowninthissection arefordemonstration oftheCPU/
coolerinstallation only.The appearanceofyourmainboardmayvarydepend-
ingonthemodel you purchase.

2-6
MS-7551Mainboard
Memory
TheseDIMM slotsareusedforinstalling memorymodules.
Formoreinformationoncompatiblecomponents, pleasevisit http://global.msi.com.
tw/index.php?func=testreport
DDR2
240-pin,1.8V
1
DIMM1
DIMM2
DIMM3
DIMM4
2
DIMM1
DIMM2
DIMM3
DIMM4
Dual-ChannelMemory Population Rules
InDual-Channelmode,thememorymodulescantransmitand receivedatawithtwo
databuslinessimultaneously.EnablingDual-Channelmodecanenhancethesystem
performance.Pleaserefertothe following illustrationsforpopulationrulesunder
Dual-Channel mode.
64x2=128 pin56x2=112 pin
Empty
Installed