Lenovo ThinkCentre M90z User manual

ThinkCentre

UserGuide

MachineTypes:0800,0852,0870,2471,2557,3091,3265,3373,

3429,3650,3678,4285,5205,and5248

ThinkCentre

UserGuide

MachineTypes:0800,0852,0870,2471,2557,3091,3265,3373,

3429,3650,3678,4285,5205,and5248

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe

ThinkCentreSafetyandWarrantyGuideandAppendixA“Notices”onpage77.

ThirdEdition(June2012)

©CopyrightLenovo2010,2012.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration

“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents

Importantsafetyinformation......v

Chapter1.Productoverview......1

Features..................1

Single-touchandmulti-touchfeature.....3

Specications................4

Softwareoverview..............5

SoftwareprovidedwithyourWindows

operatingsystem.............5

Locatingcomputercontrols,connectors,and

parts...................7

Frontview................7

Rearview................9

Componentlocations..........10

Systemboardpartandconnectorlocations.12

Chapter2.Installingorreplacing

hardware...............13

Installingorreplacinghardware........13

Installingexternaloptions........13

Installingacomputerwallmount......13

Removingthecomputercover.......14

Removingorreinstallingtheframestand..14

Removingorreinstallingtheliftstand....15

RemovingorreinstallingtherearI/Oassembly

cover................17

RemovingorreinstallingtheVESAframe

cover................18

RemovingorreinstallingtheVESAframe..19

Installingorreplacingamemorymodule...20

Replacingthebattery..........22

Replacingtheharddiskdrive.......23

Replacingtheopticaldrive........26

Replacingtheheatsink.........27

Replacingthemicroprocessor.......30

ReplacingtheWI-FIcard.........32

ReplacingtheBluetoothmodule......33

Replacingthemulti-touchboard......34

Replacingtheambientlightsensor.....36

ReplacingtheExpressCard........37

Replacingtheinternalspeakers......38

Replacingtheintegratedcamerawith

microphone..............39

Replacingthemicroprocessorfanassembly.40

Replacingthecardreader........42

ReplacingtherearI/Oassembly......43

ReplacingtherightI/Oassembly......44

Replacingthepowersupply.......45

Replacingthekeyboard.........47

Replacingthemouse..........49

Completingthepartsreplacement.....50

Obtainingdevicedrivers...........51

Basicsecurityfeatures...........51

Integratedcablelock..........51

Passwordprotection..........52

Erasinglostorforgottenpasswords(clearing

CMOS)................52

Chapter3.Recoveryinformation...55

Creatingandusingrecoverymedia......55

Creatingrecoverymedia.........55

Usingrecoverymedia..........55

Performingbackupandrecoveryoperations...56

Performingabackupoperation......56

Performingarecoveryoperation......57

UsingtheRescueandRecoveryworkspace...57

Creatingandusingarescuemedium......58

Creatingarescuemedium........58

Usingarescuemedium.........59

Installingorreinstallingdevicedrivers.....59

Solvingrecoveryproblems..........60

Chapter4.UsingtheSetupUtility

program................61

StartingtheSetupUtilityprogram.......61

Viewingorchangingsettings.........61

Usingpasswords..............61

Passwordconsiderations.........62

Administratorpassword.........62

Power-onpassword...........62

Harddiskdrivepassword........62

Setting,changing,ordeletingapassword..62

Enablingordisablingadevice........63

Selectingastartupdevice..........63

Selectingatemporarystartupdevice....63

Viewingorchangingthestartupdevice

sequence...............63

ExitingtheSetupUtilityprogram.......64

Chapter5.Updatingsystem

programs...............65

Usingsystemprograms...........65

Updating(ashing)theBIOSfromadisc....65

Updating(ashing)theBIOSfromyouroperating

system..................66

©CopyrightLenovo2010,2012

iii

RecoveringfromaPOST/BIOSupdatefailure..66

Chapter6.Troubleshootingand

diagnosticprograms.........69

Basictroubleshooting............69

Diagnosticprograms............70

LenovoSolutionCenter.........70

LenovoThinkVantageToolbox.......71

PC-DoctorforRescueandRecovery....71

PC-DoctorforDOS...........71

Cleaninganopticalmouse..........72

Chapter7.Gettinginformation,help,

andservice..............73

Informationresources............73

OnlineBooksfolder...........73

LenovoThinkVantageTools........73

ThinkVantageProductivityCenter.....73

LenovoWelcome............74

AccessHelp..............74

Safetyandwarranty...........74

LenovoWebsite............74

LenovoSupportWebsite.........75

Helpandservice..............75

Usingthedocumentationanddiagnostic

programs...............75

Callingforservice............75

Usingotherservices..........76

Purchasingadditionalservices......76

AppendixA.Notices..........77

Televisionoutputnotice...........78

ImportantWEEEInformation.........78

Recyclinginformation............78

RecyclinginformationforBrazil........79

BatteryrecyclinginformationforTaiwan.....80

BatteryrecyclinginformationfortheEuropean

Union..................80

Trademarks................80

AppendixB.RestrictionofHazardous

SubstancesDirective(RoHS).....83

ChinaRoHS................83

TurkishRoHS...............83

UkraineRoHS...............83

IndiaRoHS................84

Index..................85

ivThinkCentreUserGuide

Importantsafetyinformation

CAUTION:

Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis

product.RefertotheThinkCentreSafetyandWarrantyGuidethatyoureceivedwiththisproductfor

thelatestsafetyinformation.Readingandunderstandingthissafetyinformationreducestheriskof

personalinjuryandordamagetoyourproduct.

IfyounolongerhaveacopyoftheThinkCentreSafetyandWarrantyGuide,youcanobtainaPortable

DocumentFormat(PDF)versionfromtheLenovo

®

SupportWebsiteat:

http://www.lenovo.com/support

©CopyrightLenovo2010,2012

v

viThinkCentreUserGuide

Chapter1.Productoverview

Thischapterprovidesinformationaboutthecomputerfeatures,specications,preinstalledsoftware

programs,andconnectorandpartlocations.

Thischaptercontainsthefollowingtopics:

•“Features”onpage1

:Thissectionprovidesinformationaboutthecomputerfeatures.

•“Specications”onpage4

:Thissectionliststhephysicalspecicationsforyourcomputer.

•“Softwareoverview”onpage5:Thissectionprovidesinformationaboutthesoftwareprogramsprovided

withyourcomputer.

•“Locatingcomputercontrols,connectors,andparts”onpage7:Thissectionprovidesinformationto

helpyoulocateyourcomputercontrols,connectorsandparts.

Features

Thissectionprovidesinformationaboutthecomputerfeatures.

Systeminformation

Thefollowinginformationcoversavarietyofmodels.Forinformationaboutyourspecicmodel,usethe

SetupUtilityprogram.SeeChapter4“UsingtheSetupUtilityprogram”onpage61

.

Microprocessor

Yourcomputercomeswithoneofthefollowingmicroprocessors(internalcachesizevariesbymodeltype):

•Intel

®

Core™i3microprocessor

•IntelCorei5microprocessor

•IntelPentium

®

microprocessor

Memorymodule(s)

•Supportsuptotwodoubledatarate3dualinlinememorymodules(DDR3DIMMs)

Note:Y ourcomputersupportsboth1066MHzand1333MHzDDR3memorymodules.However,ifyou

areusingthe1333MHzmemorymodule(s)withamicroprocessorthatrunsat1066MHz(suchasthe

IntelPentiumG6950microprocessor),yourmemorymodule(s)willoperateat1066MHz.

Internaldrives

•OneslimSerialAdvancedTechnologyAttachment(SATA)opticaldrive

•OneSATAharddiskdrive

Videosubsystem

•IntegratedgraphicscardforaVideoGraphicsArray(VGA)INconnectorandaDisplayPortoutconnector

Audiosubsystem

•Integratedhigh-denition(HD)audio

•Microphoneconnectorandheadphoneconnector

•Internalspeakers

©CopyrightLenovo2010,2012

1

Connectivity

•10/100/1000MbpsEthernetcontroller

Systemmanagementfeatures

•Abilitytostorethepower-onself-test(POST)hardwaretestresults

•AdvancedCongurationandPowerInterface(ACPI)support

•Automaticpower-onstartup

•DesktopManagementInterface(DMI)

•IntelActiveManagementTechnology(AMT)(availableinsomemodels)

•IntelRapidStorageTechnology

•PrebootExecutionEnvironment(PXE)

•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware

•WakeonLAN

•WindowsManagementInstrumentation(WMI)

Input/Output(I/O)features

•OneDisplayPortconnector

•OneEthernetconnector

•Oneoptional9-pinserialport

•Oneoptionalcardreader

•OneoptionalExpressCardslot

•OneoptionalPersonalSystem/2(PS/2)keyboardconnector

•OneoptionalPS/2mouseconnector

•OneVGAINconnector

•SixUniversalSerialBus(USB)connectors

•Twoaudioconnectors(microphoneconnectorandheadphoneconnector)

•Wirelesskeyboardandmouse(availableinsomemodels)

FormoreinformationaboutI/Ofeatures,see“Rearview”onpage9

.

Expansion

•Oneharddiskdrivebay

•Oneopticaldrivebay

Powersupply

•150-wattauto-sensingpowersupply

Securityfeatures

•Computrace

•Coverpresenceswitch(alsocalledintrusionswitch)(availableinsomemodels)

•EnablingordisablingSATAdevices

•Enablingordisablingtheserialport

•EnablingordisablingUSBconnectorsindividually

2ThinkCentreUserGuide

•Keyboardwithngerprintreader(shippedwithsomemodels)

•Power-onpassword(POP),administratorpassword,andharddiskdrivepasswordtodeterunauthorized

useofyourcomputer

•Startupsequencecontrol

•Startupwithoutkeyboardormouse

•Supportfortheadditionofanintegratedcablelock(Kensingtonlock)

•TrustedPlatformModule(TPM)

Preinstalledsoftwareprograms

Yourcomputerispreinstalledwithsomesoftwareprogramstohelpyouworkmoreeasilyandsecurely.For

moreinformation,see“Softwareoverview”onpage5

.

Preinstalledoperatingsystem

Yourcomputerispreinstalledwithoneofthefollowingoperatingsystems:

•Microsoft

®

Windows

®

7

•MicrosoftWindowsVista

®

Operatingsystem(s),certiedortestedforcompatibility

1

(variesbymodeltype)

•Linux

®

Single-touchandmulti-touchfeature

Note:Thesingle-touchfeatureormulti-touchfeatureisonlyavailableonsomecomputermodels.

Yourcomputermightcomewiththesingle-touchfeatureormulti-touchfeaturedependingonyourmodel.

Ifthesingle-touchfeatureorthemulti-touchfeatureisavailableonyourcomputer,youcantapthetouch

screenoncewithyourngertomakeasingleclick.Tomakeadouble-click,taptwicewithoutpausing.

Tomakearight-click,tapthetouchscreenonceandthenholdyourngeronthetouchscreenuntila

roundcircleisdisplayed.Then,liftyourngeroffthetouchscreen.Acontextmenuwillbedisplayed,

whereyoucanmakeselections.

Usingthesingle-touchfeature:Thesingle-touchfeatureenablesyoutouseonlyonengeratatimeto

interactwithyourcomputer.

Usingthemulti-touchfeature:Themulti-touchfeatureenablesyoutouseoneortwongerstointeract

withyourcomputer.Forexample,youcanzoomin,zoomout,scroll,orrotateonthetouchscreenwithtwo

ngerswhilebrowsingtheInternetorreadingoreditingadocument.

Thefollowingtableshowsthesupportedtouchfeatureoneachoperatingsystemedition.

1.Theoperatingsystem(s)listedherearebeingcertiedortestedforcompatibilityatthetimethispublicationgoesto

press.AdditionaloperatingsystemsmightbeidentiedbyLenovoascompatiblewithyourcomputerfollowingthe

publicationofthismanual.Thislistissubjecttochange.Todetermineifanoperatingsystemhasbeencertiedor

testedforcompatibility,checktheWebsiteoftheoperatingsystemvendor.

Chapter1.Productoverview3

Table1.Operatingsystemeditionandsupportedtouchfeature

OperatingsystemeditionSupportedtouchfeature

Windows7Enterprise

Single-touchormulti-touch

Windows7HomeBasic

Single-touch

Windows7HomePremium

Single-touchormulti-touch

Windows7Professional

Single-touchormulti-touch

Windows7StarterSingle-touch

Windows7Ultimate

Single-touchormulti-touch

Specications

Thissectionliststhephysicalspecicationsforyourcomputer.

Computerdimensions(withoutastandandframefoot)

Width:560mm(22.05inches)

Height:392mm(15.43inches)

Depth:79mm(3.11inches)or86mm(3.39inches)(variesbyconguration)

Computerdimensions(withastandandframefoot)

•Width:560mm(22.05inches)

•Maximumheight:

–421.9mm(16.61inches)(withaframestandandframefoot)

–566.9mm(22.32inches)(withaliftstand)

•Depth:rangesfrom109mm(4.29inches)to250mm(9.84inches)(variesbyconguration)

Computerweight

Maximumcongurationasshipped:14.1kg(31.09lbs)

Touchscreendimensions

Width:531.4mm(20.92inches)

Height:311.6mm(12.27inches)

Depth:2mm(0.08inch)

Liftstand

Heightadjustment:110mm(4.33inches)

Tiltadjustment:-5°to25°fromthevertical

Framestand

Tiltadjustment:15°to45°fromthevertical

Environment

•Airtemperature:

Operating:10°Cto35°C(50°Fto95°F)

Non-operating:-20°Cto60°C(-4°Fto140°F)(withpackage)

•Humidity:

Operating:20%to80%(10%perhour,non-condensing)

Non-operating:20%to80%(10%perhour,non-condensing)

•Altitude:

4ThinkCentreUserGuide

Operating:-50to10000ft(-15.2to3048m)

Non-operating:-50to35000ft(-15.2to10668m)

Electricalinput

•Inputvoltage:

–Lowrange:

Minimum:100Vac

Maximum:127Vac

Inputfrequencyrange:50to60Hz

–Highrange:

Minimum:200Vac

Maximum:240Vac

Inputfrequencyrange:50to60Hz

Softwareoverview

Thecomputercomeswithapreinstalledoperatingsystemandseveralpreinstalledapplications.

SoftwareprovidedwithyourWindowsoperatingsystem

ThissectionprovidesinformationaboutthesoftwareprovidedwithyourWindowsoperatingsystem.

SoftwareprovidedbyLenovo

ThefollowingsoftwareprogramsareprovidedbyLenovotohelpyouimproveproductivityandreducethe

costassociatedwithmaintainingyourcomputer.Softwareprogramsprovidedwithyourcomputermight

varydependingonyourmodeltypeandpreinstalledoperatingsystem.

LenovoThinkVantageTools

TheLenovoThinkVantage

®

Toolsprogramguidesyoutoahostofinformationsourcesandprovideseasy

accesstovarioustoolstohelpyouworkmoreeasilyandsecurely.Formoreinformation,see“Lenovo

ThinkVantageTools”onpage73

.

ThinkVantageProductivityCenter

TheThinkVantageProductivityCenterprogramguidesyoutoahostofinformationsourcesandtoolsto

helpyousetup,understand,andmaintainyourcomputer,andenhanceyourcomputerperformance.For

moreinformation,see“ThinkVantageProductivityCenter”onpage73.

Note:TheThinkVantageProductivityCenterprogramisonlyavailableoncomputerspreinstalledwith

theWindowsVistaoperatingsystemfromLenovo.

LenovoWelcome

TheLenovoWelcomeprogramintroducessomeinnovativebuilt-infeaturesofLenovotoyouandguidesyou

throughsomeimportantsetuptaskstohelpyoumakethemostofyourcomputer.

ProductRecovery

TheProductRecoveryprogramenablesyoutorestorethecontentsoftheharddiskdrivetothefactory

defaultsettings.

Chapter1.Productoverview5

ThinkVantageRescueandRecovery

TheThinkVantageRescueandRecovery

®

programisaonebuttonrecoveryandrestoresolutionthat

includesasetofself-recoverytoolstohelpyoudiagnosecomputerproblems,gethelp,andrecoverfrom

systemcrashes,evenifyoucannotstarttheWindowsoperatingsystem.

PowerManager

ThePowerManagerprogramprovidesconvenient,exible,andcompletepowermanagementforyour

ThinkCentre

®

computer.ByusingthePowerManagerprogram,youcanadjustyourpowersettingsto

achievethebestbalancebetweensystemperformanceandpowersaving.

PasswordManager

ThePasswordManagerprogramhelpsyouautomaticallycaptureandllinauthenticationinformationfor

WindowsapplicationsandWebsites.

ThinkVantageSystemUpdate

TheThinkVantageSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-dateby

downloadingandinstallingsoftwarepackages(ThinkVantageapplications,devicedrivers,BIOSupdates,

andotherthirdpartyapplications).Someexamplesofsoftwarethatyoushouldkeepupdatedareprograms

providedbyLenovo,suchastheRescueandRecoveryprogramandtheThinkVantageProductivityCenter

program.

LenovoSolutionCenter

Note:Dependingonthedatewhenyourcomputerwasmanufactured,yourcomputerispreinstalledwith

eithertheLenovoSolutionCenterprogramortheLenovoThinkVantageToolboxprogramfordiagnostic

purposes.ForadditionalinformationabouttheLenovoThinkVantageToolboxprogram,see“Lenovo

ThinkVantageToolbox”onpage6

.

TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It

combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along

withhintsandtipsformaximumsystemperformance.See“LenovoSolutionCenter”onpage70

fordetailed

information.

LenovoThinkVantageToolbox

Note:Dependingonthedatewhenyourcomputerwasmanufactured,yourcomputerispreinstalledwith

eithertheLenovoSolutionCenterprogramortheLenovoThinkVantageToolboxprogramfordiagnostic

purposes.ForadditionalinformationabouttheLenovoSolutionCenterprogram,see“LenovoSolution

Center”onpage6

.

TheLenovoThinkVantageToolboxprogramhelpsyoumaintainyourcomputer,improvecomputingsecurity,

diagnosecomputerproblems,getfamiliarwiththeinnovativetechnologiesprovidedbyLenovo,andgetmore

informationaboutyourcomputer.Formoreinformation,see“LenovoThinkVantageToolbox”onpage71.

PC-DoctorforRescueandRecovery

ThePC-DoctorforRescueandRecoverydiagnosticprogramispreinstalledonyourThinkCentrecomputer

aspartoftheRescueandRecoveryworkspacetohelpyoudiagnosehardwareproblems.Itcanalsoreport

operating-system-controlledsettingsthatinterferewiththecorrectoperationofyoursystem.Usethe

PC-DoctorforRescueandRecoverydiagnosticprogramifyouareunabletostarttheWindowsoperating

system.Formoreinformation,see“PC-DoctorforRescueandRecovery”onpage71.

AdobeReader

TheAdobeReaderprogramisatoolusedtoview,print,andsearchPDFdocuments.

See“OnlineBooksfolder”onpage73

formoreinformationaboutaccessingandviewingthepublications.

6ThinkCentreUserGuide

Antivirussoftware

Yourcomputercomeswithantivirussoftwarethatyoucanusetodetectandeliminateviruses.Lenovo

providesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After30days,

youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.

Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpsystemofyourantivirus

software.

Locatingcomputercontrols,connectors,andparts

Thissectionprovidesinformationtohelpyoulocateyourcomputercontrols,connectors,andparts.

Frontview

Figure1“Frontcontrolandpartlocations”onpage7showsthelocationsofthecontrolsandpartsonthe

frontofyourcomputer.

Figure1.Frontcontrolandpartlocations

1Integratedcamerawithmicrophone(MIC)

(availableinsomemodels)

8Wirelessactivityindicator

2Integratedcameraon/offbutton9Menu/Enter

Chapter1.Productoverview7

3Liquidcrystaldisplay(LCD)panel10Brightnesscontrol/Right

4Powerswitch

11Imagesetupcontrol/Left

5Powerindicator

12Monitormodecontrol/Exit

6Harddiskdriveactivityindictor

13Microphonemute/oncontrol

7Bluetoothactivityindicator

Usingyourcomputerinmonitormode

Yourcomputercanworkintwomodes:computermodeormonitormode.Thissectionprovidesinstructions

onhowtouseyourcomputerinmonitormode.

Touseyourcomputerinmonitormode,youneedtohaveasecondcomputer.ConnectoneendoftheVGA

cabletotheVGAINconnectorontherearofyourcomputer,andtheotherendtotheVGAconnectoron

thesecondcomputer.Usethemonitormodecontrolonthefrontofyourcomputertoswitchyour

computerbetweencomputermodeandmonitormode.

Thefollowingtableshowsthefunctionsofeachcontrolwhenyourcomputerworksincomputermode

ormonitormode.

IconControlDescription

Menu

OpenthemainOn-ScreenDisplay(OSD)menu.

Enter

Conrmaselection.

BrightnesscontrolAdjustoverallmonitorbrightness.

RightMovetotheright.

ImagesetupcontrolAutomaticallyoptimizetheimage.

LeftMovetotheleft.

Cancel/ExitCancelanoperationorexitthemainOSDmenu.

Monitormodecontrol

Switchyourcomputerbetweencomputermodeandmonitormode.

8ThinkCentreUserGuide

Rearview

Figure2“Rearconnectorlocations”onpage9showsthelocationsoftheconnectorsontherearofyour

computer.Someconnectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewhereto

connectthecablesonyourcomputer.

Figure2.Rearconnectorlocations

1Cardreader(availableinsomemodels)

9Powercordconnector

2USBconnector

10Integratedcablelockslot

3Headphoneconnector11Ethernetconnector

4Microphoneconnector

12USBconnectors(4)

5USBconnector

13DisplayPortoutconnector

6Serialport(availableinsomemodels)14VGAINconnector

7PS/2mouseconnector(availableinsomemodels)15ExpressCardslot(availableinsomemodels)

8PS/2keyboardconnector(availableinsome

models)

ConnectorDescription

DisplayPortoutconnector

Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices

thatuseaDisplayPortconnector.

Ethernetconnector

UsedtoattachanEthernetcableforalocalareanetwork(LAN).

Note:TooperatethecomputerwithinFCCClassBlimits,useaCategory5Ethernet

cable.

MicrophoneconnectorUsedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundor

ifyouusespeech-recognitionsoftware.

PS/2keyboardconnector

(optional)

UsedtoattachakeyboardthatusesaPS/2keyboardconnector.

Chapter1.Productoverview9

ConnectorDescription

PS/2mouseconnector

(optional)

Usedtoattachamouse,atrackball,orotherpointingdevicesthatuseaPS/2mouse

connector.

Serialport(optional)

Usedtoattachanexternalmodem,aserialprinter,orotherdevicesthatusea9-pin

serialport.

USBconnectorUsedtoattachadevicethatrequiresaUSBconnector,suchasaUSBkeyboard,aUSB

mouse,aUSBscanner,oraUSBprinter.IfyouhavemorethaneightUSBdevices,you

canpurchaseaUSBhub,whichyoucanusetoconnectadditionalUSBdevices.

VGAINconnectorUsedtoconnectyourcomputertoaVGAmonitorconnectoronasecondcomputerso

thatyoucanuseyourcomputerinmonitormode.

Componentlocations

Figure3“Componentlocations”onpage10showsthelocationsofthevariouscomponentsinyour

computer.Toremovethecomputercoverandaccesstheinsideofthecomputer,see“Removingthe

computercover”onpage14.

Figure3.Componentlocations

10ThinkCentreUserGuide

1Framestand15Internalspeaker

2VideoElectronicsStandardsAssociation(VESA)

framecover

16Framefoot

3Fanduct17Harddiskdrive

4Heatsink

18RightI/Oassembly

5Memorymodules(2)19Cardreader*

6WI-FIcard*

20Opticaldrivebay

7Microprocessorfan

21Inverter

8Battery

22Computermainbracket

9ExpressCard*23Opticaldrive*

10RearI/Oassembly

24Powersupply

11Internalspeaker25Integratedcamerawithmicrophone*

12Bluetoothmodule*26Ambientlightsensor*

13Systemfan

27Multi-touchboard*

14RearI/Oassemblycover28VESAframe

Notes:

1.*denotesoptionalparts,whichareavailableinsomemodels.

2.Yourcomputermightcomewithaframestandoraliftstand.Formoreinformationabouttheliftstand,

see“Removingorreinstallingtheliftstand”onpage15.

Chapter1.Productoverview11

Systemboardpartandconnectorlocations

Figure4“Systemboardpartandconnectorlocations”onpage12showsthelocationsofthepartsand

connectorsonthesystemboard.

Figure4.Systemboardpartandconnectorlocations

1Microprocessor

15RearI/Oassemblyconnector

2Multi-touchboardcableconnector

16COMconnector

3Integratedcameracableconnector17Thermalsensorconnector

4Memoryslots(2)18RightI/Oassemblycableconnector

5MiniPCIExpressslot

19Harddiskdrivepowerconnector

6Ambientlightsensorcableconnector

20PS/2keyboardandmouseconnector

7Bluetoothmodulecableconnector

21SATAconnector

8Wirelesskeyboardandmouseconnector

22SATAconnector

9ClearComplementaryMetalOxideSemiconductor

(CMOS)/Recoveryjumper

23Opticaldrivepowerconnector

10Battery

24Low-voltagedifferentialsignaling(LVDS)cableconnector

11Microprocessorfanconnector

25Systemfanconnector

12Internalspeakercableconnector26Inverterconnector

13Powerswitchcableconnector

27Powersupplyfanconnector

14ExpressCardconnector

28Powersupplyconnector

12ThinkCentreUserGuide

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Lenovo ThinkCentre M90z User manual

Lenovo ThinkCentre M90z User manual

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