Lenovo M73 User Manual

ThinkCentreM73
UserGuide

MachineTypes:10B4,10B5,10B6,and10B7

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe

“Importantsafetyinformation”onpagev

andAppendixA“Notices”onpage123.

SecondEdition(November2013)

©CopyrightLenovo2013.

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

Contents

Importantsafetyinformation......v

Serviceandupgrades.............v

Staticelectricityprevention...........v

Powercordsandpoweradapters........vi

Extensioncordsandrelateddevices.......vi

Plugsandoutlets..............vii

Externaldevices..............vii

Heatandproductventilation.........vii

Operatingenvironment...........viii

Modemsafetyinformation..........viii

Lasercompliancestatement..........ix

Powersupplystatement............ix

Cleaningandmaintenance...........ix

Chapter1.Productoverview......1

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

Specications................5

Lenovoprograms..............5

AccessingLenovoprogramsontheWindows

7operatingsystem............5

AccessingLenovoprogramsontheWindows

8orWindows8.1operatingsystem.....7

AnintroductiontoLenovoprograms.....7

Locations..................9

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer........9

Locatingconnectorsontherearofyour

computer...............10

Locatingcomponents..........12

Locatingpartsonthesystemboard....13

Locatinginternaldrives.........14

Machinetypeandmodellabel.......15

Chapter2.Usingyourcomputer...17

Frequentlyaskedquestions.........17

NavigatingamongscreensontheWindows8and

Windows8.1operatingsystems........18

NavigatingonWindows8........18

NavigatingonWindows8.1........19

AccessingControlPanelontheWindows8or

Windows8.1operatingsystem........20

Usingthekeyboard.............21

UsingWindowsshortcutkeys.......21

Usingangerprintreader........21

Usingthewheelmouse...........22

Adjustingaudio..............22

Aboutyourcomputeraudio........22

Settingthevolumefromthedesktop....22

SettingthevolumefromControlPanel...23

UsingCDsandDVDs............23

HandlingandstoringCDandDVDmedia..24

PlayingaCDorDVD..........24

RecordingaCDorDVD.........24

Chapter3.Y ouandyourcomputer..27

Accessibilityandcomfort..........27

Arrangingyourworkspace........27

Comfort...............27

Glareandlighting............28

Aircirculation.............28

Electricaloutletsandcablelengths.....28

Registeringyourcomputer..........29

Movingyourcomputertoanothercountryor

region..................29

Voltage-selectionswitch.........29

Replacementpowercords........30

Chapter4.Security..........31

Securityfeatures..............31

Lockingthecomputercover.........32

AttachingaKensington-stylecablelock.....33

Usingpasswords..............33

BIOSpasswords............33

Windowspasswords..........34

Conguringthengerprintreader.......34

Usingandunderstandingrewalls.......34

Protectingdataagainstviruses........34

Chapter5.Installingorreplacing

hardware...............37

Handlingstatic-sensitivedevices.......37

Installingorreplacinghardware........37

Installingexternaloptions........37

Removingthecomputercover.......38

Removingandreinstallingthefrontbezel..38

Accessingthesystemboardcomponentsand

drives................40

Installingorreplacingamemorymodule...41

InstallingorreplacingaPCIExpresscard..43

Replacingthebattery..........45

Replacingtheharddiskdrive.......46

Replacingthesolid-statedrive......48

Installingorreplacingtheopticaldrive...53

Replacingtheheatsinkandfanassembly..56

Replacingthepowersupplyassembly...59

©CopyrightLenovo2013

i

Replacingthemicroprocessor.......63

ReplacingthefrontaudioandUSB

assembly...............65

Replacingthesystemfanassembly....66

ReplacingtheWiFiunits.........68

InstallingorremovingtherearWiFiantenna.73
InstallingorremovingthefrontWiFiantenna.75

Replacingthekeyboard.........77

Replacingthemouse..........78

Completingthepartsreplacement.....79

Chapter6.Recoveryinformation...81

RecoveryinformationfortheWindows7operating

system..................81

Creatingandusingrecoverymedia.....81

Performingbackupandrecoveryoperations.82
UsingtheRescueandRecoveryworkspace.83

Creatingandusingarescuemedium....84

Reinstallingpreinstalledapplicationsand

devicedrivers.............85

Reinstallingsoftwareprograms......86

Reinstallingdevicedrivers........86

Solvingrecoveryproblems........86

RecoveryinformationfortheWindows8or

Windows8.1operatingsystem........87

Refreshingyourcomputer........87

Resettingyourcomputertothefactorydefault

settings................87

Usingtheadvancedstartupoptions....87

RecoveringyouroperatingsystemifWindows

8orWindows8.1failstostart.......88

Chapter7.UsingtheSetupUtility

program................89

StartingtheSetupUtilityprogram.......89

Viewingandchangingsettings........89

Usingpasswords..............89

Passwordconsiderations.........90

Power-OnPassword..........90

AdministratorPassword.........90

HardDiskPassword...........90

Setting,changing,anddeletingapassword.90
Erasinglostorforgottenpasswords(clearing

CMOS)................91

Enablingordisablingadevice........91

Selectingastartupdevice..........92

Selectingatemporarystartupdevice....92

Selectingorchangingthestartupdevice

sequence...............92

EnablingErPcompliancemode........92

ICEperformancemode...........93

ICEthermalalert..............93

ExitingfromtheSetupUtilityprogram.....94

Chapter8.Updatingsystem

programs...............95

Usingsystemprograms...........95

Updating(ashing)theBIOSfromadisc....95

Updating(ashing)theBIOSfromyouroperating

system..................96

RecoveringfromaPOST/BIOSupdatefailure..96

Chapter9.Preventingproblems...97

Keepingyourcomputercurrent........97

Gettingthelatestdevicedriversforyour

computer...............97

Updatingyouroperatingsystem......97

UsingSystemUpdate..........98

Cleaningandmaintenance..........98

Basics................98

Cleaningyourcomputer.........99

Goodmaintenancepractices.......100

Movingyourcomputer...........100

Chapter10.Troubleshootingand

diagnostics.............101

Basictroubleshooting............101

Troubleshootingprocedure..........102

Troubleshooting..............102

Audioproblems............103

CDproblems.............104

DVDproblems.............105

Intermittentproblems..........107

Keyboard,mouse,orpointingdevice

problems...............107

Monitorproblems............109

Networkingproblems..........110

Optionproblems............113

Performanceandlockupproblems.....114

Printerproblems............116

Serialportproblems...........116

Softwareproblems...........117

USBproblems.............118

LenovoSolutionCenter...........118

Chapter11.Gettinginformation,help,

andservice.............119

Informationresources............119

LenovoThinkVantageT ools........119

LenovoWelcome............119

HelpandSupport............119

SafetyandWarranty...........119

LenovoWebsite............119

LenovoSupportWebsite.........120

iiThinkCentreM73UserGuide

Helpandservice..............120

Usingthedocumentationanddiagnostic

program...............120

Callingforservice............120

Usingotherservices..........121

Purchasingadditionalservices......121

ImportantWEEEinformation.........129

RecyclinginformationforJapan........129

RecyclinginformationforBrazil........130

BatteryrecyclinginformationforT aiwan.....130

BatteryrecyclinginformationfortheEuropean

Union..................130

AppendixA.Notices.........123

Trademarks................124

AppendixB.Regulatory

information.............125

Exportclassicationnotice..........125

Televisionoutputnotice...........125

Electronicemissionsnotices.........125

FederalCommunicationsCommission

DeclarationofConformity........125

Eurasiancompliancemark..........127

Additionalregulatoryinformation.......127

AppendixC.WEEEandrecycling

information.............129

AppendixD.RestrictionofHazardous

SubstancesDirective(RoHS)....133

EuropeanUnionRoHS...........133

ChinaRoHS................133

TurkishRoHS...............133

UkraineRoHS...............134

IndiaRoHS................134

AppendixE.ChinaEnergyLabel..135

AppendixF .ENERGYSTARmodel

information.............137

Index.................139

©CopyrightLenovo2013

iii

ivThinkCentreM73UserGuide

Importantsafetyinformation

CAUTION:
Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis
product.RefertotheinformationinthissectionandthesafetyinformationintheSafety,Warranty,and
SetupGuidethatyoureceivedwiththisproduct.Readingandunderstandingthissafetyinformation
reducestheriskofpersonalinjuryanddamagetoyourproduct.

IfyounolongerhaveacopyoftheSafety,Warranty,andSetupGuide,youcanobtainaPortableDocument
Format(PDF)versionfromtheLenovo
SupportWebsitealsoprovidestheSafety,Warranty,andSetupGuideandthisUserGuideinadditional
languages.

®

SupportWebsiteathttp://www.lenovo.com/support.TheLenovo

Serviceandupgrades

DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.

Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare
referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer
ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor
customerstoinstalloptionsorreplaceCRUs.Y oumustcloselyfollowallinstructionswheninstallingor
replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea
productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysmake
surethatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Formore
informationonCRUs,refertoChapter5“Installingorreplacinghardware”onpage37
questionsorconcerns,contacttheCustomerSupportCenter.

Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafety.

CAUTION:

.Ifyouhaveany

Hazardousmovingparts.Keepngersandotherbodypartsaway.

CAUTION:

BeforereplacinganyCRUs,turnoffthecomputerandwaitthreetoveminutestoletthecomputer
coolbeforeopeningthecover.

Staticelectricityprevention

Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoption

©CopyrightLenovo2013

v

orCRU,donotopenthestatic-protectivepackagecontainingthepartuntiltheinstructionsdirectyou
toinstallit.

WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions
toavoidstatic-electricitydamage:

•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.

•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe
edges.Nevertouchexposedcircuitry.

•Preventothersfromtouchingcomponents.

•Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackagecontainingthe
parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo
seconds.Thisreducesstaticelectricityinthepackageandyourbody.

•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackagingandinstallthepart
withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackagingonasmooth,
levelsurfaceandplacethepartonit.

•Donotplacethepartonthecomputercoverorothermetalsurface.

Powercordsandpoweradapters

Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.

Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F ,3G,0.75mm
othercountries,thesuitabletypesshallbeusedaccordingly.

Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthat
cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.

Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.

Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower
adapternearsinks,tubs,toilets,oronoorsthatarecleanedwithliquidcleansers.Liquidscancausea
shortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan
causegradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,
whichcaneventuallyresultinoverheating.

Alwaysconnectpowercordsandsignalcablesinthecorrectorderandensurethatallpowercord
connectorsaresecurelyandcompletelypluggedintoreceptacles.

Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsofoverheating(such
asdeformedplastic)attheacinputoranywhereonthepoweradapter.

Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor
overheatingorwherethepowercordappearstohavebeendamagedinanyway.

2

,orbetter.For

Extensioncordsandrelateddevices

Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse
areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips
areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.

viThinkCentreM73UserGuide

Plugsandoutlets

Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobedamaged
orcorroded,donotusetheoutletuntilitisreplacedbyaqualiedelectrician.

Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtainareplacement.

Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamountsof
electricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.

Someproductsareequippedwithathree-prongedplug.Thisplugtsonlyintoagroundedelectricaloutlet.
Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitintoanon-groundedoutlet.If
youcannotinserttheplugintotheoutlet,contactanelectricianforanapprovedoutletadapterortoreplace
theoutletwithonethatenablesthissafetyfeature.Neveroverloadanelectricaloutlet.Theoverallsystem
loadshouldnotexceed80percentofthebranchcircuitrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloadsandbranchcircuitratings.

Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,andlocatedclosetothe
equipment.Donotfullyextendpowercordsinawaythatwillstressthecords.

Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentfortheproductyouareinstalling.

Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.

Externaldevices

DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and1394
cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoidpossible
damagetoattacheddevices,waitatleastvesecondsafterthecomputerisshutdowntodisconnect
externaldevices.

Heatandproductventilation

Computers,poweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhenbatteries
arecharging.Alwaysfollowthesebasicprecautions:

•Donotleaveyourcomputer,poweradapter,oraccessoriesincontactwithyourlaporanypartofyour
bodyforanextendedperiodwhentheproductsarefunctioningorwhenthebatteryischarging.Your
computer,poweradapter,andmanyaccessoriesproducesomeheatduringnormaloperation.Extended
contactwiththebodycouldcausediscomfortor,potentially,askinburn.

•Donotchargethebatteryoroperateyourcomputer,poweradapter,oraccessoriesnearammable
materialsorinexplosiveenvironments.

•Ventilationslots,fans,andheatsinksareprovidedwiththeproductforsafety,comfort,andreliable
operation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproductonabed,sofa,
carpet,orotherexiblesurface.Neverblock,cover,ordisablethesefeatures.

Inspectyourdesktopcomputerfordustaccumulationatleastonceeverythreemonths.Beforeinspecting
yourcomputer,turnoffthepowerandunplugthecomputer'spowercordfromtheelectricaloutlet;then
removeanydustfromventsandperforationsinthebezel.Ifyounoticeexternaldustaccumulation,then
examineandremovedustfromtheinsideofthecomputerincludingheatsinkinletns,powersupplyvents,
andfans.Alwaysturnoffandunplugthecomputerbeforeopeningthecover.Ifpossible,avoidoperating
yourcomputerwithintwofeetofhigh-trafcareas.Ifyoumustoperateyourcomputerinornearahigh-trafc
area,inspectand,ifnecessary,cleanyourcomputermorefrequently.

©CopyrightLenovo2013

vii

Foryoursafetyandtomaintainoptimumcomputerperformance,alwaysfollowthesebasicprecautions
withyourdesktopcomputer:

•Keepthecoverclosedwheneverthecomputerispluggedin.

•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.

•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightberequiredfor
computersindustyorhigh-trafcareas.

•Donotrestrictorblockanyventilationopenings.

•Donotstoreoroperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.

•Airowtemperaturesintothecomputershouldnotexceed35°C(95°F).

•Donotinstallairltrationdevices.Theymayinterferewithpropercooling.

Operatingenvironment

Theoptimalenvironmentinwhichtouseyourcomputeris10°C-35°C(50°F-95°F)withhumidityranging
between35%and80%.Ifyourcomputerisstoredortransportedintemperatureslessthan10°C(50°F),
allowthecoldcomputertoriseslowlytoanoptimaloperatingtemperatureof10°C-35°C(50°F-95°F)before
use.Thisprocesscouldtaketwohoursinextremeconditions.Failuretoallowyourcomputertorisetoan
optimaloperatingtemperaturebeforeusecouldresultinirreparabledamagetoyourcomputer.

Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.

Keepelectricalappliancessuchasanelectricfan,radio,high-poweredspeakers,airconditioner,and
microwaveovenawayfromyourcomputerbecausethestrongmagneticeldsgeneratedbythese
appliancescandamagethemonitoranddataontheharddiskdrive.

Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledon
orinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.

Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.

Modemsafetyinformation

CAUTION:
Toreducetheriskofre,useonlyNo.26AWGorlarger(forexample,No.24AWG)telecommunication
linecordlistedbyUnderwritersLaboratories(UL)orcertiedbytheCanadianStandardsAssociation
(CSA).

Toreducetheriskofre,electricalshock,orinjurywhenusingtelephoneequipment,alwaysfollowbasic
safetyprecautions,suchas:

•Neverinstalltelephonewiringduringalightningstorm.

•Neverinstalltelephonejacksinwetlocationsunlessthejackisspecicallydesignedforwetlocations.

•Nevertouchuninsulatedtelephonewiresorterminalsunlessthetelephonelinehasbeendisconnectedat
thenetworkinterface.

•Usecautionwheninstallingormodifyingtelephonelines.

•Avoidusingatelephone(otherthanacordlesstype)duringanelectricalstorm.Theremaybearemote
riskofelectricshockfromlightning.

•Donotusethetelephonetoreportagasleakinthevicinityoftheleak.

viiiThinkCentreM73UserGuide

Lasercompliancestatement

CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVDdrives,beropticdevices,ortransmitters)are
installed,notethefollowing:

•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein
mightresultinhazardousradiationexposure.

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.

Powersupplystatement

Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.
Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,
contactaservicetechnician.

Cleaningandmaintenance

Keepyourcomputerandworkspaceclean.Shutdownthecomputerandthendisconnectthepower
cordbeforecleaningthecomputer.Donotsprayanyliquiddetergentdirectlyonthecomputeroruse
anydetergentcontainingammablematerialtocleanthecomputer.Spraythedetergentonasoftcloth
andthenwipethecomputersurfaces.

©CopyrightLenovo2013

ix

xThinkCentreM73UserGuide

Chapter1.Productoverview

Thischapterprovidesinformationaboutthecomputerfeatures,specications,softwareprogramsprovided
byLenovo,andlocationsofconnectors,components,partsonthesystemboard,andinternaldrives.

Features

Thissectionintroducesthecomputerfeatures.Theinformationcoversavarietyofmodels.

Toviewtheinformationaboutyourspecicmodel,dooneofthefollowing:

•GointotheSetupUtilityprogrambyfollowingtheinstructionsinChapter7“UsingtheSetupUtility
program”onpage89.Then,selectMain➙SystemSummarytoviewtheinformation.

•OntheMicrosoft

®

Windows

toviewtheinformation.

•OntheMicrosoftWindows8orWindows8.1operatingsystem,gotothedesktopandmoveyourpointer
tothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.ThenclickSettings➙PC

infotoviewtheinformation.

Microprocessor

Yourcomputercomeswithoneofthefollowingmicroprocessors(internalcachesizevariesbymodeltype):

•Intel

®

Core™i3microprocessor

•IntelCorei5microprocessor

•IntelCorei7microprocessor

•IntelCeleron

•IntelPentium

®

microprocessor

®

microprocessor

®

7operationsystem,clickStart,right-clickComputer,andselectProperties

Memory

Yourcomputersupportsupto2doubledatarate3dualinlinememorymodules(DDR3DIMMs).

Internaldrives

•Opticaldrive:DVD-ROMorDVD-R

•Hybridharddiskdrive

•SerialAdvancedT echnologyAttachment(SATA)harddiskdrive

•SATAsolid-statedrive

Videosubsystem

•IntegratedgraphicsforaVideoGraphicsArray(VGA)connectorandaDisplayPortconnector

•PeripheralComponentInterconnect(PCI)Expressx16graphicscardslotonthesystemboardfora
discretegraphicscard

Audiosubsystem

•Integratedhigh-denition(HD)audio

•Audioline-inconnector,audioline-outconnector,andmicrophoneconnectorontherearpanel

©CopyrightLenovo2013

1

•Microphoneconnectorandheadphoneconnectoronthefrontpanel

•Internalspeaker(availableonsomemodels)

Connectivity

•100/1000MbpsintegratedEthernetcontroller

•PCIEx1Faxmodem(somemodels)

Systemmanagementfeatures

•Abilitytostorepower-onself-test(POST)hardwaretestresults

•DesktopManagementInterface(DMI)
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall

aspectsofacomputer,includingprocessortype,installationdate,attachedprintersandotherperipherals,
powersources,andmaintenancehistory.

•ErPcompliancemode
Theenergy-relatedproductsdirective(ErP)compliancemodereducestheconsumptionofelectricity

whenyourcomputerisinstandbyoroffmode.Formoreinformation,see“EnablingErPcompliance
mode”onpage92

.

•PrebootExecutionEnvironment(PXE)
ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinganetworkinterface

independentofdatastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.

•IntelligentCoolingEngine(ICE)
TheIntelligentCoolingEngineisasystemthermalmanagementsolutionthatenablesyourcomputer

torunwithbetterthermalandacousticperformance.TheICEfunctionalsomonitorsthethermal
performanceofyourcomputertoidentifythermalproblems.Formoreinformation,see“ICEperformance
mode”onpage93and“ICEthermalalert”onpage93.

•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecicationdenesdatastructuresandaccessmethodsinaBIOSthatallowsauseror

applicationtostoreandretrieveinformationspecicaboutthecomputerinquestion.

•WakeonLAN
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon

orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother
computeronthesamelocalareanetwork.

•WakeonRing
WakeonRing,sometimesreferredtoasWakeonModem,isaspecicationthatallowssupported

computersanddevicestoresumefromsleeporhibernationmode.

•WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan

operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotication.

2ThinkCentreM73UserGuide

Input/Output(I/O)features

•9-pinserialport(onestandardandoneoptional)

•OneEthernetconnector

•OneDisplayPortconnector

•OneVGAmonitorconnector

•OnePersonalSystem/2(PS/2)keyboardconnector

•OnePS/2mouseconnector

•FourUniversalSerialBus(USB)2.0connectors(twoonthefrontpanelandtwoontherearpanel)

•TwoUSB3.0connectorsontherearpanel

•Threeaudioconnectorsontherearpanel(audioline-inconnector,audioline-outconnector,and
microphoneconnector)

•Twoaudioconnectorsonthefrontpanel(microphoneconnectorandheadphoneconnector)

Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on
page9

and“Locatingconnectorsontherearofyourcomputer”onpage10.

Expansion

•Oneharddiskdrivebay

•Oneopticaldrivebay

•Onesecondarysolid-statedrivebay(optional)

•Oneslimcardreaderdrivebay

•OnePCIExpressx16graphicscardslot

•TwoPCIExpressx1cardslots

Formoreinformation,see“Locatinginternaldrives”onpage14.

Powersupply

Yourcomputercomeswith240-wattautomaticvoltage-sensingpowersupply.

Securityfeatures

•Abilitytoenableordisableadevice

•AbilitytoenableanddisableUSBconnectorsindividually

•ComputraceAgentsoftwareembeddedinrmware

•Coverpresenceswitch(alsocalledintrusionswitch)(availableinsomemodels)

•Keyboardwithngerprintreader(shippedwithsomemodels)

•Power-onpassword(POP),administratorpassword,andharddiskpasswordtodeterunauthorized
useofyourcomputer

•Startupsequencecontrol

•Startupwithoutkeyboardormouse

•SupportforaKensington-stylecablelock

•Supportforapadlock

Formoreinformation,seeChapter4“Security”onpage31

.

Preinstalledsoftwareprograms

Chapter1.Productoverview3

Yourcomputerispreinstalledwithsoftwareprogramstohelpyouworkmoreeasilyandsecurely.Formore
information,see“Lenovoprograms”onpage5.

Preinstalledoperatingsystem

Yourcomputerispreinstalledwithoneofthefollowingoperatingsystems:

•MicrosoftWindows7operatingsystem

•MicrosoftWindows8operatingsystem

•MicrosoftWindows8.1operatingsystem

Operatingsystem(s),certiedortestedforcompatibility

•Linux

®

1

(variesbymodeltype)

1.Theoperatingsystem(s)listedherearebeingcertiedortestedforcompatibilityatthetimethispublicationgoesto
press.AdditionaloperatingsystemsmightbeidentiedbyLenovoascompatiblewithyourcomputerfollowingthe
publicationofthismanual.Thislistissubjecttochange.Todetermineifanoperatingsystemhasbeencertiedor
testedforcompatibility,checktheWebsiteoftheoperatingsystemvendor.

4ThinkCentreM73UserGuide

Specications

Thissectionliststhephysicalspecicationsforyourcomputer.

Dimensions

Width:90mm(3.54inches)
Height:335mm(13.19inches)
Depth:382mm(15.04inches)

Weight

Maximumcongurationasshipped:6.6kg(14.55lb)(withoutpackage)
Maximumcongurationasshipped:8.96kg(19.75lb)(withpackage)

Environment

•Airtemperature:

Operating:10°Cto35°C(50°Fto95°F)
Storageinoriginalshippingpackage:-40°Cto60°C(-40°Fto140°F)
Storagewithoutpackage:-10°Cto60°C(14°Fto140°F)

•Humidity:

Operating:20%to80%(non-condensing)
Storage:20%to90%(non-condensing)

•Altitude:

Operating:-15.2to3048m(-50to10000ft)
Storage:-15.2to10668m(-50to35000ft)

Electricalinput

•Inputvoltage:

–Lowrange:

Minimum:100Vac
Maximum:127Vac
Inputfrequencyrange:50or60Hz

–Highrange:

Minimum:200Vac
Maximum:240Vac
Inputfrequencyrange:50or60Hz

Lenovoprograms

YourcomputercomeswithLenovoprogramstohelpyouworkmoreeasilyandsecurely.Dependingon
theWindowsoperatingsystempreinstalled,theprogramsmightvary.

AccessingLenovoprogramsontheWindows7operatingsystem

OntheWindows7operatingsystem,youcanaccessLenovoprogramsfromeithertheLenovo
ThinkVantage

®

ToolsprogramorfromControlPanel.

Chapter1.Productoverview5

AccessingLenovoprogramsfromtheLenovoThinkVantageT oolsprogram
ToaccessLenovoprogramsfromtheLenovoThinkVantageToolsprogram,clickStart➙AllPrograms➙

LenovoThinkVantageTools.Thendouble-clickaprogramicontoaccesstheprogram.

Note:IfaprogramiconintheLenovoThinkVantageToolsprogramnavigationwindowisdimmed,it

indicatesthatyouneedtoinstalltheprogrammanually.Toinstalltheprogrammanually,double-clickthe
programicon.Then,followtheinstructionsonthescreen.Whentheinstallationprocesscompletes,the
programiconwillbeactivated.

Table1.ProgramsintheLenovoThinkVantageToolsprogram

ProgramIconname

CommunicationsUtilityWebConferencing

FingerprintSoftware

LenovoSolutionCenterSystemHealthandDiagnostics

PasswordManagerPasswordVault

PowerManager

RecoveryMediaFactoryRecoveryDisks

RescueandRecovery

SystemUpdate

ViewManagementUtility

®

FingerprintReader

PowerControls

EnhancedBackupandRestore

UpdateandDrivers

ScreenLayout

Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.

AccessingLenovoprogramsfromControlPanel

ToaccessLenovoprogramsfromControlPanel,clickStart➙ControlPanel.Thendependingonthe
programyouwanttoaccess,clickthecorrespondingsectionandthenclickthecorrespondinggreentext.

Note:IfyoudonotndtheprogramyouneedinControlPanel,opentheLenovoThinkVantageTools
programnavigationwindowanddouble-clickthedimmedicontoinstalltheprogramyouneed.Then,
followtheinstructionsonthescreen.Whentheinstallationprocesscompletes,theprogramiconwillbe
activated,andyoucanndtheprograminControlPanel.

TheprogramsandthecorrespondingsectionsandgreentextsinControlPanelarelistedinthefollowing
table.

Table2.ProgramsinControlPanel

Program

CommunicationsUtilityHardwareandSoundLenovo-WebConferencing

FingerprintSoftwareSystemandSecurity

LenovoSolutionCenterSystemandSecurityLenovo-SystemHealthand

PasswordManager

PowerManager

RecoveryMedia

ControlPanelsectionGreentextinControlPanel

Lenovo-FingerprintReader

HardwareandSound

Diagnostics

SystemandSecurity
UserAccountsandFamilySafety

HardwareandSound
SystemandSecurity

SystemandSecurity

Lenovo-PasswordVault

Lenovo-PowerControls

Lenovo-FactoryRecoveryDisks

6ThinkCentreM73UserGuide

Table2.ProgramsinControlPanel(continued)

Program

RescueandRecovery

SystemUpdateSystemandSecurity

ViewManagementUtility

ControlPanelsectionGreentextinControlPanel

SystemandSecurity

SystemandSecurity

Lenovo-EnhancedBackupand
Restore

Lenovo-UpdateandDrivers

LenovoViewManagementUtility

Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.

AccessingLenovoprogramsontheWindows8orWindows8.1operating system

IfyourcomputerispreinstalledwiththeWindows8orWindows8.1operatingsystem,youcanaccess
Lenovoprogramsbydoingoneofthefollowing:

•OntheWindows8operatingsystem,presstheWindowskeytogototheStartscreen.ClickaLenovo
programtolaunchit.Ifyoucannotndtheprogramyouneed,movethepointertothebottom-rightcorner
ofthescreentodisplaythecharms.ThenclicktheSearchcharmtosearchforthedesiredprogram.

•OntheWindows8.1operatingsystem,presstheWindowskey

togototheStartscreen.Clicka

Lenovoprogramtolaunchit.Ifyoucannotndtheprogramyouneed,clickthearrowiconinthe
bottom-leftcornerofthescreentogototheAppsscreen.Findthedesiredprogramintheappslistor
searchforitinthesearchboxinthetop-rightcornerofthescreen.

YourcomputersupportsthefollowingLenovoprograms:

•FingerprintSoftware

•LenovoCloudStorage

•LenovoCompanion

•LenovoReach

•LenovoSettings

•LenovoSolutionCenter

•LenovoSupport

•PasswordManager

•SystemUpdate

AnintroductiontoLenovoprograms

ThistopicprovidesabriefintroductiontosomeLenovoprograms.

Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.

•CommunicationsUtility
TheCommunicationsUtilityprogramprovidesacentrallocationforintegratedcameraandmicrophone

settings.ItcontrolsadvancedsettingsfortheintegratedmicrophoneandcameratooptimizeWeb
conferencingandVoiceoverIP(VOIP)experience.

•FingerprintSoftware
Theintegratedngerprintreaderprovidedonsomekeyboardsenablesyoutoenrollyourngerprint

andassociateitwithyourpower-onpassword,harddiskpassword,andWindowspassword.Asa
result,ngerprintauthenticationcanreplacepasswordsandenablesimpleandsecureuseraccess.A

Chapter1.Productoverview7

ngerprintreaderkeyboardisavailablewithselectcomputersorcanbepurchasedforcomputersthat
supportthisoption.

•LenovoCloudStorage
TheLenovoCloudStorageprogramisacloudstoragesolutionthatenablesyoutostoreyourles,such

asdocumentsandpictures,onaserver.Y oucanaccessthestoredlesthroughtheInternetfrom
differentdevicessuchaspersonalcomputers,smartphones,ortablets.Formoreinformationaboutthe
LenovoCloudStorageprogram,gotohttp://www.lenovo.com/cloud.

•LenovoCompanion
ThroughtheLenovoCompanionprogram,youcangettheinformationabouttheaccessoriesforyour

computer,viewblogsandarticlesaboutyourcomputer,andcheckforotherrecommendedprograms.

•LenovoReach
UsetheLenovoReachprogramtoenhanceyourcloudexperience.LenovoReachkeepsyouconnected

atalltimesandenablesyoutoaccessallyourfavoriteitemsfrompersonalcomputers,smartphones,or
tablets.WithLenovoReach,youcanaddyourfavoriteWebservicestoyourclouddesktop;staylogged
intoWebsiteswiththecloudpasswordmanager;andaccess,edit,andshareyourlesfromanywhere.

•LenovoSettings
UsetheLenovoSettingsprogramtoenhanceyourcomputingexperiencebyturningyourcomputerintoa

portablehotspot,conguringcameraandaudiosettings,optimizingyourpowerplansettings,and
creatingandmanagingmultiplenetworkproles.

•LenovoSolutionCenter
TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It

combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along
withhintsandtipsformaximumsystemperformance.

•LenovoSupport
TheLenovoSupportprogramenablesyoutoregisteryourcomputerwithLenovo,checkthecomputer

healthconditionandbatterystatus,downloadandviewusermanualsforyourcomputer,getthewarranty
informationofyourcomputer,andexplorehelpandsupportinformation.

•LenovoThinkVantageTools
TheLenovoThinkVantageToolsprogramguidesyoutoahostofinformationsourcesandprovideseasy

accesstovarioustoolstohelpyouworkmoreeasilyandsecurely.

•LenovoWelcome
TheLenovoWelcomeprogramintroducesyoutosomeinnovativebuilt-infeaturesofLenovoandguides

youthroughafewimportantsetuptaskstohelpyoumakethemostofyourcomputer.

•PasswordManager
ThePasswordManagerprogramautomaticallycapturesandllsinauthenticationinformationfor

WindowsprogramsandWebsites.

•PowerManager
ThePowerManagerprogramprovidesconvenient,exible,andcompletepowermanagementforyour

computer.Itenablesyoutoadjustyourcomputerpowersettingstoachievethebestbalancebetween
performanceandpowersaving.

•RecoveryMedia
TheRecoveryMediaprogramenablesyoutorestorethecontentsoftheharddiskdrivetothefactory

defaultsettings.

•RescueandRecovery

8ThinkCentreM73UserGuide

TheRescueandRecoveryprogramisaone-buttonrecoveryandrestoresolutionthatincludesasetof
self-recoverytoolstohelpyoudiagnosecomputerproblems,gethelp,andrecoverfromsystemcrashes,
evenifyoucannotstarttheWindowsoperatingsystem.

•SystemUpdate
TheSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-datebydownloading

andinstallingsoftwareupdatepackages(Lenovoprograms,devicedrivers,UEFIBIOSupdates,and
otherthirdpartyprograms).

•ViewManagementUtility
TheViewManagementUtilityprogramenablesyoutoeasilyorganizeyouropenwindows.Itdividesyour

screenintomultiplepartsandthenresizesandpositionsopenwindowsintodifferentpartstomakethe
bestuseofyourdesktop.Theprogramalsoisabletoworkacrossmultiplemonitorstoimproveyour
productivity.

Locations

Thissectionprovidesinformationtohelpyoulocatetheconnectorsonthefrontandrearofyourcomputer,
partsonthesystemboard,andcomponentsandinternaldrivesinyourcomputer.

Locatingconnectors,controls,andindicatorsonthefrontofyour computer

Figure1“Frontconnector,control,andindicatorlocations”onpage9showsthelocationsoftheconnectors,
controls,andindicatorsonthefrontofyourcomputer.

Figure1.Frontconnector,control,andindicatorlocations

1Opticaldriveeject/closebutton5USB2.0connector(USBport2)

2Powerswitch6Microphoneconnector

3Harddiskdriveactivityindicator7Headphoneconnector

4Powerindicator

8USB2.0connector(USBport1)

Chapter1.Productoverview9

Locatingconnectorsontherearofyourcomputer

Figure2“Rearconnectorlocations”onpage10showsthelocationsoftheconnectorsontherearofyour
computer.Someconnectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewhereto
connectthecablesonyourcomputer.

Figure2.Rearconnectorlocations

1Powercordconnector9Audioline-outconnector

2PS/2mouseconnector

3PS/2keyboardconnector11PCIExpressx16graphicscardslot

4DisplayPortconnector

5VGAmonitorconnector

6USB3.0connectors(USBports5and6)14Security-lockslot

7USB2.0connectors(USBports3and4)15Serialport

8Microphoneconnector16Padlockloop

10Audioline-inconnector

12PCIExpressx1cardslots(2)

13Ethernetconnector

ConnectorDescription

Audioline-inconnector

Usedtoreceiveaudiosignalsfromanexternalaudiodevice,suchasastereo
system.Whenyouattachanexternalaudiodevice,acableisconnectedbetween
theaudioline-outconnectorofthedeviceandtheaudioline-inconnectorofthe
computer.

Audioline-outconnector

Usedtosendaudiosignalsfromthecomputertoexternaldevices,suchaspowered
stereospeakers(speakerswithbuilt-inampliers),headphones,multimedia
keyboards,ortheaudioline-inconnectoronastereosystemorotherexternal
recordingdevice.

10ThinkCentreM73UserGuide

ConnectorDescription

DisplayPortconnector

Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices
thatuseaDisplayPortconnector.
Note:TheDisplayPortconnectorisnotapplicableonsomemodels.Ifyour
computerhasagraphicscardinstalled,besuretouseamonitorconnectoron
thegraphicscard.

Ethernetconnector

UsedtoattachanEthernetcableforalocalareanetwork(LAN).
Note:T ooperatethecomputerwithinFCCClassBlimits,useaCategory5Ethernet
cable.

Microphoneconnector

Usedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundorif
youusespeech-recognitionsoftware.

PS/2keyboardconnectorUsedtoattachakeyboardthatusesaPS/2keyboardconnector.

PS/2mouseconnectorUsedtoattachamouse,atrackball,orotherpointingdevicesthatuseaPS/2

mouseconnector.

Serialport

Usedtoattachanexternalmodem,aserialprinter,orotherdevicesthatusea
9-pinserialport.

USB2.0connectorUsedtoattachadevicethatrequiresaUSB2.0connection,suchasakeyboard,a

mouse,ascanner,aprinter,orapersonaldigitalassistant(PDA).

USB3.0connectorUsedtoattachadevicethatrequiresaUSB2.0or3.0connection,suchasa

keyboard,amouse,ascanner,aprinter,orapersonaldigitalassistant(PDA).A
USB3.0connectorprovideshightransmissionspeedstoreducethetimethatis
requiredfordatatransmission.

VGAmonitorconnectorUsedtoattachaVGAmonitororotherdevicesthatuseaVGAmonitorconnector.

Note:TheVGAconnectorisnotapplicableonsomemodels.Ifyourcomputerhas
agraphicscardinstalled,besuretouseamonitorconnectoronthegraphicscard.

Chapter1.Productoverview11

Locatingcomponents

Figure3“Componentlocations”onpage12showsthelocationsofthevariouscomponentsinyour
computer.Toopenthecomputercover,see“Removingthecomputercover”onpage38.

Figure3.Componentlocations

1Heatsinkandfanassembly

2Powersupplyassembly

3Memorymodules

4Opticaldrive10PCIExpresscard

5FrontaudioandUSBassembly

6Frontbezel

7Slimcardreader

8Frontfan(systemfan)assembly

9Harddiskdrive(orsolid-statedrive)

11Heatsinkfanduct

12ThinkCentreM73UserGuide

Locatingpartsonthesystemboard

Figure4“Systemboardpartlocations”onpage13showsthelocationsofthepartsonthesystemboard.

Figure4.Systemboardpartlocations

14-pinpowerconnector

13FrontUSBconnector1(forconnectingUSBports1and2

onthefrontbezel)

2Microprocessorfanconnector

14FrontUSBconnector2(forconnectinganadditionalUSB

device)

3Memoryslot1(DIMM1)15Coverpresenceswitchconnector(intrusionswitch

connector)

4Memoryslot2(DIMM2)16ClearCMOS1(ComplementaryMetalOxideSemiconductor)

/Recoveryjumper

5Thermalsensorconnector

17ClearCMOS(ComplementaryMetalOxideSemiconductor)

/Recoveryjumper

64-pinpowerconnectors(2)18Serial(COM2)connector

714-pinpowerconnector19Frontaudioconnector

8Parallelconnector

9SATA3.0connectors21PCIExpressx16graphicscardslot

10Powerfanconnector

11SATA2.0connector

12Frontpanelconnector(forconnectingLED

20PCIExpressx1cardslots(2)

22Systemfanconnector

23Battery

24Microprocessor

indicatorsandpowerswitch)

Chapter1.Productoverview13

Locatinginternaldrives

Internaldrivesaredevicesthatyourcomputerusestoreadandstoredata.Y oucanadddrivestoyour
computertoincreasestoragecapacityandenableyourcomputertoreadothertypesofmedia.Internal
drivesareinstalledinbays.

Wheninstallingorreplacinganinternaldrive,itisimportanttonotethetypeandsizeofthedrivethatyou
caninstallorreplaceineachbayandcorrectlyconnectthecablestothedriveinstalled.Refertothe
appropriatesectioninChapter5“Installingorreplacinghardware”onpage37forinstructionsonhowto
installorreplaceinternaldrivesforyourcomputer.

Figure5“Drivebaylocations”onpage14

Figure5.Drivebaylocations

showsthelocationsofthedrivebays.

1Bay1-Secondarysolid-statedrivebay(witha2.5-inchsolid-statedriveorahybridharddiskdriveinstalledin

somemodels)

2Bay2-Opticaldrivebay(withanopticaldriveinstalledinsomemodels)

3Bay3-Slimcardreaderdrivebay(withaslimcardreaderinstalledinsomemodels)

4Bay4-SAT Aharddiskdrivebay(witha3.5-inchharddiskdriveora2.5-inchsolid-statedriveinstalled)

14ThinkCentreM73UserGuide

Machinetypeandmodellabel

Themachinetypeandmodellabelidentiesyourcomputer.WhenyoucontactLenovoforhelp,themachine
typeandmodelinformationhelpssupporttechnicianstoidentifyyourcomputerandprovidefasterservice.

Thefollowingisasampleofthemachinetypeandmodellabel.

Figure6.Machinetypeandmodellabel

Chapter1.Productoverview15

16ThinkCentreM73UserGuide

Chapter2.Usingyourcomputer

Thischapterprovidesinformationonusingsomeofthecomputercomponents.

Frequentlyaskedquestions

Thefollowingareafewtipsthatwillhelpyouoptimizetheuseofyourcomputer.

CanIgetmyuserguideinanotherlanguage?

TheuserguideisavailableinvariouslanguagesontheLenovoSupportWebsiteat:
http://www.lenovo.com/UserManuals

Wherearemyrecoverydiscs?

Lenovoprovidesaprogramthatenablesyoutocreaterecoverydiscs.Fordetailsaboutcreatingrecovery
discs,see“Creatingrecoverymedia”onpage82.

Additionally,incaseofaharddiskfailure,youcanorderProductRecoverydiscsfromtheLenovoCustomer
SupportCenter.ForinformationaboutcontactingtheCustomerSupportCenter,seeChapter11“Getting
information,help,andservice”onpage119.BeforeusingtheProductRecoverydiscs,refertothe
documentationthatcomeswiththediscs.

Attention:AProductRecoverydiscpackagemightcontainmultiplediscs.Makesureyouhaveallofthe
discsreadybeforestartingtherecoveryprocess.Duringtherecoveryprocess,youmightbeprompted
tochangediscs.

WherecanIndhelpabouttheWindowsoperatingsystem?

TheWindowsHelpandSupportinformationsystemprovidesyouwithdetailedinformationaboutusingthe
Windowsoperatingsystemtohelpyougetthemostofyourcomputer.ToaccesstheWindowsHelpand
Supportinformationsystem,dooneofthefollowing:

•OntheWindows7operatingsystem,clickStart➙HelpandSupport.

•OntheWindows8orWindows8.1operatingsystem,moveyourpointertothetop-rightorbottom-right
cornerofthescreentodisplaythecharms.ThenclickSettings➙Help.Additionally,theWindows8.1
operatingsystemprovidesaHelp+TipsapplicationthatyoucanopenfromtheStartscreenorApps
screen.

CanIchangetheWindows8.1startupbehaviortoopeneitherthedesktoportheStartscreen?

OntheWindows8.1operatingsystem,youcansetthecomputertoopeneitherthedesktoportheStart
screenbydefault.Tosetthedefaultstartupscreen,dothefollowing:

1.Onthedesktop,moveyourpointertothetaskbaratthebottomofthescreenandright-clickonthe
taskbar.

2.ClickProperties.TheT askbarandNavigationpropertieswindowisdisplayed.

3.OntheNavigationtab,locatetheStartscreensection,andthendooneofthefollowing:

•Tosetthedesktopasyourdefaultstartupscreen,selectWhenIsigninorcloseallappsona

screen,gotothedesktopinsteadofStartsoacheckisvisible.

•TosettheStartscreenasyourdefaultstartupscreen,removethecheckfromtheWhenIsigninor

closeallappsonthescreen,gotodesktopinsteadofStartcheckbox.

4.ClickOKtosavethenewsetting.

ThisfeatureisnotavailableontheWindows8operatingsystem.

©CopyrightLenovo2013

17

NavigatingamongscreensontheWindows8andWindows8.1operating systems

Thissectionprovidesinstructionsonhowtonavigateamongthedesktop,theStartscreen,andapplications
thatwereopenedfromtheStartscreenontheWindows8andWindows8.1operatingsystems.Fordetailed
instructions,see“NavigatingonWindows8”onpage18

or“NavigatingonWindows8.1”onpage19.

NavigatingonWindows8

Tonavigateamongthedesktop,theStartscreen,andapplicationsthatwereopenedfromtheStartscreen
ontheWindows8operatingsystem,dooneofthefollowing:

•FromtheStartscreen,dooneofthefollowingtonavigatetothemostrecentlyaccessedworkspace
(application,PCsettings,ordesktop):

–Usingapointingdevice:Movethepointertotheextremebottom-leftcornerofthescreenuntilasmall

representationoftheworkspaceisdisplayed;thenclicktherepresentation.

–Usingatouchscreen:Swipeinandoutontheleftedgeofthescreen.Representationsofallavailable

workspacesaredisplayedalongtheleftedgeofthescreen.Taptherepresentationoftheworkspaceat
thebottom.

Note:Therepresentationofaworkspaceisdisplayedonlyifyouhaveatleastoneactiveworkspacein
thebackgroundofthesystem.

•FromthedesktoporanyotherworkspacethatisopenedfromtheStartscreen,dooneofthefollowingto
navigatetotheStartscreen:

–Usingapointingdevice:Movethepointertotheextremebottom-leftcornerofthescreenuntilasmall

representationoftheStartscreenisdisplayed;thenclicktherepresentation.

–Usingatouchscreen:Dooneofthefollowing:

–Swipeinandoutontheleftedgeofthescreen.Representationsofallavailableworkspacesare

displayedalongtheleftedgeofthescreen.T aptherepresentationoftheStartscreenatthebottom.

–Swipeinfromtherightedgeofthescreentodisplaythecharms;thentapStart.

•Fromanyworkspace(Startscreen,desktop,PCsettings,orapplicationopenedfromtheStartscreen),
useanyofthefollowingprocedurestogotoanotherworkspacethatyouhavepreviouslyopened:

–Tonavigatetoapreviouslyaccessedworkspace(application,PCsettings,ordesktop),dooneofthe

following:

–Usingapointingdevice:

1.Dooneofthefollowing:

•Movethepointertotheextremetop-leftcornerofthescreenandthenmovethepointer
downwardalongtheleftedgeofthescreen.

•Movethepointertotheextremebottom-leftcornerofthescreenandthenmovethepointer
upwardalongtheleftedgeofthescreen.

Representationsofallavailableworkspacesaredisplayedalongtheleftedgeofthescreen.

Note:OnlyactiveworkspacesthatyouhaveaccessedduringthecurrentWindowssession
aredisplayedalongtheleftedge.Ifyoucloseanactiveworkspace,itsrepresentationdoes
notdisplayalongtheleftedgeofthescreen.

2.Clicktherepresentation.

–Usingatouchscreen:

•Method1

18ThinkCentreM73UserGuide