MSI MS-7236 User manual

i
MS-7236(v1.X)ATXMainboard
945PLNeo
G52-M7236X1

ii
FCC-BRadioFrequencyInterferenceStatement
Thisequipmenthasbeen tested
andfound tocomplywiththe
limits for aclass Bdigitaldevice,
pursuanttopart 15 ofthe FCC
rules. Theselimits are designed
toprovidereasonableprotectionagainstharmfulinterferenceinaresidentialinstallation.
This equipmentgenerates, usesandcan radiateradiofrequency energyand,if not
installed andusedinaccordancewiththe instruction manual,maycauseharmful
interferencetoradiocommunications. However,there isno guarantee thatinterference
willnotoccurinaparticularinstallation.Ifthisequipmentdoescauseharmful
interferencetoradioortelevision reception, whichcan be determinedbyturningthe
equipment offandon,theuser isencouragedtotrytocorrecttheinterferencebyone
or moreofthe measureslistedbelow.
=Reorient or relocatethe receiving antenna.
=Increasethe separationbetween the equipmentand receiver.
=Connec theequipmentintoan outlet onacircuitdifferent fromthattowhichthe
receiverisconnected.
=Consultthe dealer or an experienced radio/televisiontechnician for help.
Notice 1
Thechangesormodifications notexpresslyapprovedbytheparty responsiblefor
compliancecouldvoidtheuser sauthoritytooperatetheequipment.
Notice 2
ShieldedinterfacecablesandA.C.powercord,ifany,must be usedinorder to
complywiththeemissionlimits.
VOIRLANOTICE D INSTALLATIONAVANTDERACCORDERAURESEAU.
Micro-StarInternational
MS-7236

iii
Copyright Notice
Thematerialinthisdocumentistheintellectualpropertyof MICRO-STAR
INTERNATIONAL.Wetakeeverycareinthepreparationof this document,butno
guarantee isgiven astothecorrectness ofits contents. Our products are under
continualimprovement andwereservethe righttomakechangeswithoutnotice.
Trademarks
Alltrademarksarethepropertiesoftheirrespectiveowners.
AMD,Athlon™64 andAthlon™FXare registeredtrademarks ofAMDCorporation.
Intel®andPentium®areregisteredtrademarksof IntelCorporation.
PS/2andOS®/2are registeredtrademarksofInternationalBusinessMachines
Corporation.
Microsoft isaregisteredtrademarkof MicrosoftCorporation.Windows®98/2000/NT/
XPareregisteredtrademarksof Microsoft Corporation.
NVIDIA, the NVIDIA logo,DualNet, and nForceare registeredtrademarks or trade-
marks ofNVIDIA CorporationintheUnited States and/or othercountries.
Netware®is aregistered trademarkof Novell,Inc.
Award®is aregistered trademarkofPhoenixTechnologiesLtd.
AMI®isaregisteredtrademark ofAmerican Megatrends Inc.
KensingtonandMicroSaverareregisteredtrademarksofthe Kensington Technology
Group.
PCMCIA andCardBusareregistered trademarks ofthePersonalComputer Memory
Card InternationalAssociation.
RevisionHistory
Revision RevisionHistory Date
V1.0 First releaseforPCB1.X Nov.2005
ThisdevicecomplieswithPart15 oftheFCC Rules. Operation issubject tothe
following twoconditions:
(1)thisdevicemaynotcauseharmfulinterference,and
(2) thisdevicemust acceptanyinterferencereceived,includinginterferencethat
maycauseundesiredoperation

iv
1. Alwaysread the safetyinstructionscarefully.
2. Keep thisUser s Manualforfuture reference.
3. Keep thisequipment awayfromhumidity.
4. Laythis equipmenton areliableflatsurfacebefore setting itup.
5. Theopeningson the enclosure areforairconvectionhenceprotects theequip-
mentfromoverheating.Donotcovertheopenings.
6. Makesurethe voltageofthepowersourceand adjust properly110/220Vbe-
fore connecting theequipmenttothe power inlet.
7. Placethepower cord suchawaythatpeoplecan notstep onit. Do notplace
anything over the power cord.
8. Always UnplugthePower Cord beforeinserting anyadd-oncard or module.
9. All cautions and warningson the equipmentshouldbe noted.
10.Neverpour anyliquidintothe openingthatcoulddamage or causeelectrical
shock.
11. Ifanyof the followingsituationsarises, gettheequipmentcheckedbyaservice
personnel:
†Thepower cordorplugisdamaged.
†Liquidhas penetratedintothe equipment.
†Theequipmenthas beenexposed tomoisture.
†Theequipmenthasnot workwelloryoucannotget itworkaccordingto
User sManual.
†Theequipment has droppedanddamaged.
†The equipmenthas obvioussign ofbreakage.
12.Donotleave thisequipmentinanenvironmentunconditioned,storage
temperatureabove600 C(1400F),itmaydamagetheequipment.
SafetyInstructions
CAUTION:Danger ofexplosion ifbatteryisincorrectlyreplaced.
Replaceonlywiththe sameorequivalenttyperecommendedbythe
manufacturer.
Technical Support
Ifaproblemarises withyoursystemandnosolution canbeobtained fromtheuser s
manual,pleasecontactyour placeofpurchaseorlocaldistributor.Alternatively,
pleasetrythefollowing helpresourcesforfurtherguidance.
†VisittheMSI homepage &FAQsitefor technicalguide,BIOSupdates,driver
updates,andother information: http://www.msi.com.tw & http://www.msi.
com.tw/program/service/faq/faq/esc_faq_list.php
†Contact our technicalstaff at: [e-mail]

v
WEEEStatement

vi

vii

viii
CONTENTS
FCC-BRadioFrequency InterferenceStatement......................................................ii
Copyright Notice.......................................................................................................iii
TechnicalSupport.....................................................................................................iv
Safety Instructions...................................................................................................iv
WEEEStatement........................................................................................................v
Chapter1.Getting Started...............................................................................1-1
Mainboard Specifications...............................................................................1-2
MainboardLayout...........................................................................................1-4
PackingContents............................................................................................1-5
Core Center....................................................................................................1-6
Left-wing:Currentsystemstatus...........................................................1-7
Right-wing:PChardware statusduring realtimeoperation..................1-7
Chapter2.HardwareSetup..............................................................................2-1
HardwareSetup..................................................................................................2-1
Quick ComponentsGuide...............................................................................2-2
CentralProcessingUnit:CPU.........................................................................2-3
Introduction toLGA775 CPU..................................................................2-3
CPU&CoolerInstallation.........................................................................2-4
Memory...........................................................................................................2-7
MemoryModulePopulation Rules............................................................2-7
InstallingDDR2 Modules..........................................................................2-8
PowerSupply.................................................................................................2-9
ATX24-PinPowerConnector:ATX1.......................................................2-9
ATX12VPower Connector:JPW1.........................................................2-9
Mouse/KeyboardConnector.................................................................2-10
Back Panel....................................................................................................2-10
SerialPortConnector:COMPort..................................................................2-11
USBConnectors....................................................................................2-11
LAN(RJ-45) Jack..................................................................................2-12
AudioPortConnectors..........................................................................2-12
ParallelPortConnector:LPT1...............................................................2-13
FloppyDisk DriveConnector:FDD1......................................................2-14
FanPower Connectors: CPUFAN1/SYSFAN1/PWRFAN1.....................2-14
Connectors...................................................................................................2-14
HardDisk Connector:IDE1....................................................................2-15
SerialATAIIConnectors controlledbyIntelICH7: SATA1~SATA4.........2-16
CD-InConnector:JCD1.........................................................................2-17

ix
FrontPanelConnectors: JFP1/JFP2....................................................2-17
FrontUSB Connectors:JUSB1/ JUSB2.......................................................2-18
FrontPanelAudioConnector: JAUD1...................................................2-18
Chassis Intrusion SwitchConnector:JCI1...........................................2-19
IrDAInfrared ModuleHeader:JIR1........................................................2-19
SerialPortConnector:JCOM1..............................................................2-19
Jumpers........................................................................................................2-20
Clear CMOSJumper:JBAT1.................................................................2-20
Slots..............................................................................................................2-21
PCIExpress Slots (optional).................................................................2-21
PCI (PeripheralComponentInterconnect)Slots....................................2-22
PCIInterruptRequest Routing...............................................................2-22
Chapter3.BIOSSetup.......................................................................................3-1
Entering Setup................................................................................................3-2
ControlKeys...........................................................................................3-2
Getting Help.............................................................................................3-2
MainMenu...............................................................................................3-2
DefaultSettings......................................................................................3-2
The MainMenu................................................................................................3-4
StandardCMOSFeatures..............................................................................3-6
Advanced BIOSFeatures..............................................................................3-8
AdvancedChipsetFeatures........................................................................3-10
IntegratedPeripherals..................................................................................3-12
Power ManagementFeatures......................................................................3-15
PCI/PNPResourceManagement...................................................................3-18
H/WMonitor..................................................................................................3-20
Cell Menu......................................................................................................3-20
Load Fail-Safe/OptimizedDefaults...............................................................3-24
BIOSSetting Password................................................................................3-25
Chapter4.IntroductiontoRealtek ALC850...................................................4-1
Installing theAudioDriver...............................................................................4-2
InstallationforWindows 98SE/ME/2000/XP............................................4-2
SoftwareConfiguration..................................................................................4-4
Sound Effect...........................................................................................4-5
Speaker Configuration............................................................................4-7
HRTFDemo.............................................................................................4-9
General.................................................................................................4-10
SPDIF.....................................................................................................4-11
Using 2-, 4-,6- & 8- ChannelAudioFunction...............................................4-12

1-1
GettingStarted
Chapter1.Getting
Started
Thankyoufor choosing the 945PLNeo(MS-7236) v1.x ATX
mainboard.The 945PLNeo mainboardisbased on Intel®945PL and
Intel®ICH7 chipsetfor optimalsystemefficiency.Designed tofitthe
advanced Intel®Pentium4PrescottLGA775 processor,the 945PL
Neo mainboarddelivers ahigh performanceand professionaldesk-
topplatformsolution.
Getting Started

1-2
MS-7236ATXMainboard
Mainboard Specifications
CPU
†Supports Intel®Pentium4LGA775 processors inLGA775 package.
†Supports IntelHyper-Threading Technology.
(For the latest informationaboutCPU,pleasevisit http://www.msi.com.tw/program/
products/mainboard/mbd/pro_mbd_cpu_support.php)
Chipset
†Intel®945PLchipset
-Supports FSB 533/800MHz.
-Supports PCI Express x16 graphics interface.
-SupportsDDR2400/533
†Intel®ICH7 chipset
-Hi-SpeedUSB (USB2.0) controller,480Mb/sec, up to8ports.
-4SATAII portswithtransferrateupto3Gb/s.
-1channelUltra ATA100bus Master IDEcontroller.
-PCIMaster v2.3,I/OAPIC.
-ACPI2.0Compliant.
-IntegratedAHCIcontroller.
MainMemory
†Supports fourunbufferedDIMM of1.8VoltDDR2 SDRAM.
†Supports upto2GB memorysize.
†Supports amaximumof4banks ofmemorymodules.
†SupportsDualchannelDDRmemoryarchitecture.
†SupportsDDR2 400/533 memoryinterface.
Slots
†OnePCIExpress x16 slot.
†OnePCIExpress x1slot.
†Four32-bitv2.3MasterPCIbus slots (support 3.3v/5vPCIbus interface).
On-BoardIDE
†OneUltra DMA66/100 IDEcontrollersintegratedinICH7.
-Supports PIO,Bus Masteroperation modes.
-CanconnectuptofourUltraATAdrives.
†SATAIIcontrollerintegrated inICH7.
-Up to300MB/sectransferspeed.
-Canconnectup tofour SATAII devices.
On-Board Peripherals
†On-Board Peripheralsinclude:
-1floppy portsupports1FDDwith360K,720K,1.2M,1.44Mand2.88Mbytes
-2serialports (Rear*1/ Front*1)
-1parallelportsupports SPP/EPP/ECPmode
-1Line-In/Line-Out/MIC-In/Rear Speaker Out/Center-Subwoofer Speaker
Out/SPDIF-Out

1-3
GettingStarted
-8USB ports (Rear *4/Front *4)
-1RJ-45LANjack
LAN
†RealtekRTL8110SB /RTC8110SC/RTL8100C(optional).
-Supports 10 / 100 / 1000Mb/s.
-ComplianewithPCI2.2.
-SupportsACPI Power Management.
Audio
†AC97linkcontrollerintegratedinICH7.
†RealtekALC850 8channelsaudiocodec.
-MeetPC2001 audioperformancerequirement
-CompliancewithAC97 V2.3spec.
BIOS
†ThemainboardBIOSprovides “Plug& Play”BIOSwhichdetectstheperiph-
eraldevicesandexpansioncards oftheboardautomatically.
†The mainboard providesaDesktop ManagementInterface(DMI)functionwhich
recordsyourmainboardspecifications.
MountingandDimension
†ATXFormFactor:30.5cmx 22.5cm
†6mounting holes

1-4
MS-7236ATXMainboard
Mainboard Layout
945PLNeo(MS-7236)v1.xATXMainboard
PCI2
PCI1
PCI_E2
RTL8110SB/8110SC
PCI_E1
SYSFAN1
PWRFAN1
JPW1
PCI3
PCI4
JCD1
JCOM1
JIR1
JCI1
D
I
M
M
1
D
I
M
M
3
D
I
M
M
2
D
I
M
M
4
CPUFAN1
BIOS
Intel
Intel
ICH7
945PL
A
TX
1
ID
E
1
FDD1
JAUD1
ALC850
Top: mouse
Bottom:
keyboard
Top:
ParallelPort
Bottom:
COMportA
USB
ports
T:
M:
B:
Line-In
Line-Out
Mic
T:RS-Out
M:CS-Out
B:SPDIFOut
Top: LANJack
Bottom: USBports
BATT
+
J
BA
T1
S
A
T
A
2S
A
T
A4
SA
T
A
1S
A
T
A
3
JUSB2
JUSB1
JFP1 JFP2
Winbond
W83627EHG

1-5
GettingStarted
PackingContents
PowerCable
SATACable*1
(Optional)
User sGuide
MSImotherboard MSIDriver/UtilityCD
StandardCablefor
IDEDevices
(Optional)
Back IOShield
*Thepicturesareforreferenceonlyand mayvaryfromthepacking contentsof the
productyoupurchased.

1-6
MS-7236ATXMainboard
CoreCenter
Click onthe CoreCenter icon inthemainmenu andthe CoreCenter programwill
beenabled.
CoreCenter isjust likeyourPCdoctorthatcandetect, view and adjust thePC
hardwareand systemstatusduringrealtimeoperation.
Inthe left side it shows thecurrent systemstatusincluding theVcore,3.3V,+5Vand
12V.Intheright side it showsthe currentPChardwarestatussuchastheCPU&
systemtemperaturesand allfansspeeds.
When you clickthe red trianglesinthe left and right sides,twosub-menuswillopen
foruserstoadjustthethresholds ofsystemtosendoutthewarningmessages.

1-7
GettingStarted
Left-wing:Currentsystemstatus
Intheleft sub-menu,you canconfigure the settingsofFSB, Vcore,Memory Voltage
andAGPVoltage byclicking the radiobutton next toeachitemand makeit available
(theradiobuttonwillbe lighted as yellowwhenselected),usethe “+”and “-”buttons
toadjust, then click “OK”toapplythe changes.Then you canclick “Save”tosave
thevaluesyoujust configured.
Alsoyoumayclick “Auto”tostarttestingthemaximumCPUoverclockingvalue.The
CPUFSB will automaticallyincreasethe testing value until the PCreboots. Oryou may
click “Default”torestorethedefaultvalues.
Right-wing:PChardwarestatusduring real timeoperation
Intheright sub-menu,here you canconfigure the PChardware status suchas CPU
&systemtemperaturesand fanspeeds. Youmayusethe scroll barstoadjust each
item, then click “OK”toapply the changes.The values you set for the temperatures
arethemaximumthresholdsforthesystemforwarnings,andthevalueforfan
speeds are theminimumthresholds.

2-1
HardwareSetup
Chapter2. HardwareSetup
ThischaptertellsyouhowtoinstalltheCPU,memorymodules,
andexpansioncards,aswell ashow tosetupthejumperson the
mainboard.Also,it providestheinstructionson connecting the periph-
eraldevices, suchasthemouse,keyboard,etc.
Whiledoingtheinstallation,becarefulinholdingthecompo-
nents and follow the installationprocedures.
HardwareSetup

2-2
MS-7236 ATXMainboard
QuickComponentsGuide
JPW1, p2-9
CPU,
p2-3
CPUFAN1
DIMM1~4,
p2-7
IDE1, p2-15
JBAT1, p2-20
SATA1~4,
p2-16
JFP2, p2-17
JFP1, p2-17
FDD1,
p2-14JAUD1, p2-18
JCD1, p2-17
JCOM1, p2-19
PCI1~4,
p2-22
JCI1, p2-20
JIR1, p-2-19
PCI-E1~2,
p2-21
PWRFAN1
SYSFAN1,p2-14
ATX1,p2-9
BackPanel, p2-10

2-3
HardwareSetup
Central Processing Unit: CPU
The mainboard supports Intel Pentium4Prescott processor. The mainboard
uses aCPUsocket calledLGA775. Whenyou are installingtheCPU, make sureto
install thecoolertopreventoverheating. IfyoudonothavetheCPUcooler,
contact your dealer topurchaseand install thembefore turning on the computer.
For the latest information aboutCPU,pleasevisit http://www.msi.com.tw/
program/products/mainboard/mbd/pro_mbd_cpu_support.php.
MSIRemindsYou...
Overheating
Overheatingwill seriously damagethe CPUand system, always make
surethecooling fan can workproperlytoprotect the CPUfrom
overheating.
ReplacingtheCPU
Whilereplacingthe CPU,alwaysturnofftheATXpowersupplyor
unplug thepowersupply spowercordfromgroundedoutletfirstto
ensure the safety ofCPU.
Overclocking
Thismotherboard isdesignedtosupport overclocking.However,please
makesureyourcomponentsareabletotoleratesuchabnormalsetting,
whiledoingoverclocking.Any attempttooperatebeyondproduct speci-
ficationsisnotrecommended. We do notguarantee thedamages
orrisks causedbyinadequate operation orbeyondproduct
specifications.
Introduction to LGA775CPU ThesurfaceofLGA775 CPU.
Remembertoapplysomesili-
coneheattransfercompoundon
itfor better heatdispersion.
Yellowtriangleisthe Pin1indicator
Thepin-pad sideofLGA775
CPU.
Yellowtriangleisthe Pin1indicator
AlignmentKey AlignmentKey

2-4
MS-7236 ATXMainboard
CPU&CoolerInstallation
Whenyouare installing the CPU, makesuretheCPUhas acoolerat-
tachedon thetop topreventoverheating. Ifyoudonothavethecooler,contact
your dealertopurchaseandinstall thembeforeturning onthecomputer.Meanwhile,
do notforget toapply somesiliconheat transfercompound onCPUbeforeinstalling
theheatsink/cooler fan for betterheatdispersion.
Followthe stepsbelowtoinstallthe CPU&coolercorrectly.Wronginstallation
willcausethe damageof your CPU& mainboard.
2.Removethe capfromleverhinge
side(asthearrow shows).
1.TheCPUsockethasaplasticcapon
ittoprotectthecontactfromdamage.
Before youinstall the CPU,always
cover ittoprotect the socketpin.
4.Openthe load lever.3.Thepinsof socketreveal.