Lenovo ThinkCentre M73 User manual

ThinkCentreM73
UserGuide
MachineTypes:10B4,10B5,10B6,10B7,10HL,and10HM

Note:Beforeusingthisinformationandtheroductitsuorts,besuretoreadandunderstandthe
“Imortantsafetyinformation”onagevandAendixA“Notices”onage125.
SixthEdition(August2015)
©Copyrightenovo2013,2015.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredursuantaGeneralServicesAdministration
“GSA”contract,use,reroduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents
Importantsafetyinformation......v
Serviceandugrades.............v
Staticelectricityrevention...........v
Powercordsandoweradaters........vi
Extensioncordsandrelateddevices.......vi
Plugsandoutlets..............vii
Externaldevices..............vii
Heatandroductventilation.........vii
Oeratingenvironment...........viii
Lasercomliancestatement.........viii
Powersulystatement............ix
Cleaningandmaintenance...........ix
Chapter1.Productoverview......1
Features..................1
Secifications................5
Lenovorograms..............5
Accessingarogramonyourcomuter....5
AnintroductiontoLenovorograms.....6
Locations..................8
Locatingconnectors,controls,andindicators
onthefrontofyourcomuter........9
Locatingconnectorsontherearofyour
comuter...............10
Locatingcomonents..........12
Locatingartsonthesystemboard....13
Locatinginternaldrives.........14
Machinetyeandmodellabel.......15
Chapter2.Usingyourcomputer...17
Frequentlyaskedquestions.........17
NavigatingamongscreensontheWindows8and
Windows8.1oeratingsystems........17
NavigatingonWindows8........17
NavigatingonWindows8.1........19
AccessingControlPanelontheWindows8or
Windows8.1oeratingsystem........20
UsingWindowsshortcutkeys.........20
Usingthewheelmouse...........21
Settingthecomutervolume.........21
AddinganicontotheWindowsnotificationarea.21
UsingCDsandDVDs............22
HandlingandstoringCDandDVDmedia..22
PlayingaCDorDVD..........23
RecordingaCDorDVD.........23
Chapter3.Youandyourcomputer..25
Accessibilityandcomfort..........25
Arrangingyourworksace........25
Comfort...............25
Glareandlighting............26
Aircirculation.............26
Electricaloutletsandcablelengths.....26
Accessibilityinformation.........26
Registeringyourcomuter..........29
Movingyourcomutertoanothercountryor
region..................29
Chapter4.Security..........31
Securityfeatures..............31
Lockingthecomutercover.........32
AttachingaKensington-stylecablelock.....33
Preventingunauthorizedaccesstoyour
comuter.................33
Usingfingerrintauthentication........34
Usingandunderstandingfirewalls.......34
Protectingdataagainstviruses........34
Chapter5.Installingorreplacing
hardware...............35
Handlingstatic-sensitivedevices.......35
Installingorrelacinghardware........35
Installingexternalotions........35
Removingthecomutercover.......36
Removingandreinstallingthefrontbezel..36
Accessingthesystemboardcomonentsand
drives................38
Installingorrelacingamemorymodule...39
InstallingorrelacingaPCIExresscard..41
Relacingthebattery..........43
Relacingtheharddiskdrive.......44
Relacingthesolid-statedrive......46
Installingorrelacingtheoticaldrive...51
Relacingtheheatsinkandfanassembly..54
Relacingtheowersulyassembly...57
Relacingthemicrorocessor.......61
RelacingthefrontaudioandUSB
assembly...............63
Relacingthesystemfanassembly....64
RelacingtheWiFiunits.........66
InstallingorremovingtherearWiFiantenna.71
InstallingorremovingthefrontWiFiantenna.73
Relacingthekeyboard.........75
Relacingthemouse..........76
Comletingtheartsrelacement.....77
©CoyrightLenovo2013,2015i

Chapter6.Recoveryinformation...79
RecoveryinformationfortheWindows7oerating
system..................79
Creatingandusingrecoverymedia.....79
Performingbackuandrecoveryoerations.80
UsingtheRescueandRecoveryworksace.81
Creatingandusingarescuemedium....82
Reinstallingreinstalledalicationsand
devicedrivers.............83
Reinstallingsoftwarerograms......84
Reinstallingdevicedrivers........84
Solvingrecoveryroblems........84
RecoveryinformationfortheWindows8or
Windows8.1oeratingsystem........85
Refreshingyourcomuter........85
Resettingyourcomutertothefactorydefault
settings................85
Usingtheadvancedstartuotions....85
RecoveringyouroeratingsystemifWindows
8orWindows8.1failstostart.......86
RecoveryinformationfortheWindows10oerating
system..................86
Chapter7.UsingtheSetupUtility
program................89
StartingtheSetuUtilityrogram.......89
Viewingandchangingsettings........89
UsingBIOSasswords...........89
Passwordconsiderations.........90
Power-OnPassword..........90
AdministratorPassword.........90
HardDiskPassword...........90
Setting,changing,anddeletingaassword.90
Erasinglostorforgottenasswords(clearing
CMOS)................91
Enablingordisablingadevice........91
Selectingastartudevice..........91
Selectingatemorarystartudevice....92
Selectingorchangingthestartudevice
sequence...............92
EnablingErPLPScomliancemode......92
ICEerformancemode...........93
ICEthermalalert..............93
ExitingfromtheSetuUtilityrogram.....94
Chapter8.Updatingsystem
programs...............95
Usingsystemrograms...........95
UdatingtheBIOS.............95
RecoveringfromaPOST/BIOSudatefailure..95
Chapter9.Preventingproblems...97
Keeingyourcomutercurrent........97
Gettingthelatestdevicedriversforyour
comuter...............97
Gettingthelatestsystemudates.....97
Cleaningandmaintenance..........98
Basics................98
Cleaningyourcomuter.........98
Goodmaintenanceractices.......99
Movingyourcomuter...........100
Chapter10.Troubleshootingand
diagnostics.............103
Basictroubleshooting............103
Troubleshootingrocedure..........104
Troubleshooting..............105
Audioroblems............105
CDroblems.............106
DVDroblems.............107
Intermittentroblems..........109
Keyboard,mouse,orointingdevice
roblems...............109
Monitorroblems............111
Networkingroblems..........112
Otionroblems............115
Performanceandlockuroblems.....116
Printerroblems............117
Serialortroblems...........118
Softwareroblems...........118
USBroblems.............119
LenovoSolutionCenter...........120
Chapter11.Gettinginformation,help,
andservice.............121
Informationresources............121
Windowshelsystem..........121
SafetyandWarranty...........121
LenovoWebsite............121
LenovoSuortWebsite.........122
Helandservice..............122
Usingthedocumentationanddiagnostic
rogram...............122
Callingforservice............122
Usingotherservices..........123
Purchasingadditionalservices......123
AppendixA.Notices.........125
Trademarks................126
AppendixB.Regulatory
information.............127
Exortclassificationnotice..........127
Televisionoututnotice...........127
Electronicemissionsnotices.........127
iiThinkCentreM73UserGuide

FederalCommunicationsCommission
DeclarationofConformity........127
Eurasiancomliancemark..........129
Brazilaudionotice.............129
Mexicowireless-radiocomlianceinformation..129
Additionalregulatoryinformation.......130
AppendixC.WEEEandrecycling
information.............131
ImortantWEEEinformation.........131
RecyclinginformationforJaan........131
RecyclinginformationforBrazil........132
BatteryrecyclinginformationforTaiwan.....132
BatteryrecyclinginformationfortheEuroean
Union..................132
AppendixD.RestrictionofHazardous
SubstancesDirective(RoHS)....135
EuroeanUnionRoHS...........135
ChinaRoHS................135
TurkishRoHS...............135
UkraineRoHS...............136
IndiaRoHS................136
AppendixE.ChinaEnergyabel..137
AppendixF .ENERGYSTARmodel
information.............139
Index.................141
©CoyrightLenovo2013,2015iii

ivThinkCentreM73UserGuide

Importantsafetyinformation
CAUTION:
Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis
product.RefertotheinformationinthissectionandthesafetyinformationintheSafety,Warranty,and
SetupGuidethatyoureceivedwiththisproduct.Readingandunderstandingthissafetyinformation
reducestheriskofpersonalinjuryanddamagetoyourproduct.
IfyounolongerhaveacoyoftheSafety,Warranty,andSetupGuide,youcanobtainaPortableDocument
Format(PDF)versionfromtheLenovo®SuortWebsiteathtt://www.lenovo.com/suort.TheLenovo
SuortWebsitealsorovidestheSafety,Warranty,andSetupGuideandthisUserGuideinadditional
languages.
Serviceandupgrades
DonotattemttoservicearoductyourselfunlessinstructedtodosobytheCustomerSuortCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisarovedtoreairyourarticularroduct.
Note:Somecomuterartscanbeugradedorrelacedbythecustomer.Ugradestyicallyare
referredtoasotions.RelacementartsarovedforcustomerinstallationarereferredtoasCustomer
RelaceableUnits,orCRUs.Lenovorovidesdocumentationwithinstructionswhenitisaroriatefor
customerstoinstallotionsorrelaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor
relacingarts.TheOffstateofaowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea
roductarezero.Beforeyouremovethecoversfromaroductequiedwithaowercord,alwaysmake
surethattheoweristurnedoffandthattheroductisunluggedfromanyowersource.Formore
informationonCRUs,refertoChater5“Installingorrelacinghardware”onage35.Ifyouhaveany
questionsorconcerns,contacttheCustomerSuortCenter.
Althoughtherearenomovingartsinyourcomuteraftertheowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafety.
CAUTION:
Hazardousmovingparts.Keepfingersandotherbodypartsaway.
CAUTION:
Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe
computeriscool.
Staticelectricityprevention
Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomutercomonentsandotions.
Imroerhandlingofstatic-sensitiveartscancausedamagetotheart.Whenyouunackanotion
©CoyrightLenovo2013,2015v

orCRU,donotoenthestatic-rotectiveackagecontainingtheartuntiltheinstructionsdirectyou
toinstallit.
WhenyouhandleotionsorCRUs,orerformanyworkinsidethecomuter,takethefollowingrecautions
toavoidstatic-electricitydamage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduaroundyou.
•Alwayshandlecomonentscarefully.Handleadaters,memorymodules,andothercircuitboardsbythe
edges.Nevertouchexosedcircuitry.
•Preventothersfromtouchingcomonents.
•Whenyouinstallastatic-sensitiveotionorCRU,touchthestatic-rotectiveackagecontainingthe
arttoametalexansion-slotcoverorotherunaintedmetalsurfaceonthecomuterforatleasttwo
seconds.Thisreducesstaticelectricityintheackageandyourbody.
•Whenossible,removethestatic-sensitiveartfromthestatic-rotectiveackagingandinstalltheart
withoutsettingitdown.Whenthisisnotossible,lacethestatic-rotectiveackagingonasmooth,
levelsurfaceandlacetheartonit.
•Donotlacetheartonthecomutercoverorothermetalsurface.
Powercordsandpoweradapters
Useonlytheowercordsandoweradaterssuliedbytheroductmanufacturer.Donotusetheac
owercordforotherdevices.
Theowercordsshallbesafetyaroved.ForGermany,itshallbeH05VV-F,3G,0.75mm2,orbetter.For
othercountries,thesuitabletyesshallbeusedaccordingly.
Neverwraaowercordaroundaoweradaterorotherobject.Doingsocanstressthecordinwaysthat
cancausethecordtofray,crack,orcrim.Thiscanresentasafetyhazard.
Alwaysrouteowercordssothattheywillnotbewalkedon,triedover,orinchedbyobjects.
Protectowercordandoweradatersfromliquids.Forinstance,donotleaveyourowercordorower
adaternearsinks,tubs,toilets,oronfloorsthatarecleanedwithliquidcleansers.Liquidscancausea
shortcircuit,articularlyiftheowercordoroweradaterhasbeenstressedbymisuse.Liquidsalsocan
causegradualcorrosionofowercordterminalsand/ortheconnectorterminalsonaoweradater,
whichcaneventuallyresultinoverheating.
Ensurethatallowercordconnectorsaresecurelyandcomletelyluggedintorecetacles.
Donotuseanyoweradaterthatshowscorrosionattheacinutinsorshowssignsofoverheating(such
asdeformedlastic)attheacinutoranywhereontheoweradater.
Donotuseanyowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor
overheatingorwheretheowercordaearstohavebeendamagedinanyway.
Extensioncordsandrelateddevices
Ensurethatextensioncords,surgerotectors,uninterrutibleowersulies,andowerstristhatyouuse
areratedtohandletheelectricalrequirementsoftheroduct.Neveroverloadthesedevices.Ifowerstris
areused,theloadshouldnotexceedtheowerstriinutrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutowerloads,owerrequirements,andinutratings.
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Plugsandoutlets
Ifarecetacle(oweroutlet)thatyouintendtousewithyourcomuterequimentaearstobedamaged
orcorroded,donotusetheoutletuntilitisrelacedbyaqualifiedelectrician.
Donotbendormodifythelug.Ifthelugisdamaged,contactthemanufacturertoobtainarelacement.
Donotshareanelectricaloutletwithotherhomeorcommercialaliancesthatdrawlargeamountsof
electricity;otherwise,unstablevoltagemightdamageyourcomuter,data,orattacheddevices.
Someroductsareequiedwithathree-rongedlug.Thislugfitsonlyintoagroundedelectricaloutlet.
Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitintoanon-groundedoutlet.If
youcannotinsertthelugintotheoutlet,contactanelectricianforanarovedoutletadaterortorelace
theoutletwithonethatenablesthissafetyfeature.Neveroverloadanelectricaloutlet.Theoverallsystem
loadshouldnotexceed80ercentofthebranchcircuitrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutowerloadsandbranchcircuitratings.
Besurethattheoweroutletyouareusingisroerlywired,easilyaccessible,andlocatedclosetothe
equiment.Donotfullyextendowercordsinawaythatwillstressthecords.
Besurethattheoweroutletrovidesthecorrectvoltageandcurrentfortheroductyouareinstalling.
Carefullyconnectanddisconnecttheequimentfromtheelectricaloutlet.
Externaldevices
DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and1394
cableswhilethecomuterowerison;otherwise,youmightdamageyourcomuter.Toavoidossible
damagetoattacheddevices,waitatleastfivesecondsafterthecomuterisshutdowntodisconnect
externaldevices.
Heatandproductventilation
Comuters,oweradaters,andmanyaccessoriescangenerateheatwhenturnedonandwhenbatteries
arecharging.Alwaysfollowthesebasicrecautions:
•Donotleaveyourcomuter,oweradater,oraccessoriesincontactwithyourlaoranyartofyour
bodyforanextendederiodwhentheroductsarefunctioningorwhenthebatteryischarging.Your
comuter,oweradater,andmanyaccessoriesroducesomeheatduringnormaloeration.Extended
contactwiththebodycouldcausediscomfortor,otentially,askinburn.
•Donotchargethebatteryoroerateyourcomuter,oweradater,oraccessoriesnearflammable
materialsorinexlosiveenvironments.
•Ventilationslots,fans,andheatsinksarerovidedwiththeroductforsafety,comfort,andreliable
oeration.Thesefeaturesmightinadvertentlybecomeblockedbylacingtheroductonabed,sofa,
caret,orotherflexiblesurface.Neverblock,cover,ordisablethesefeatures.
Insectyourdesktocomuterfordustaccumulationatleastonceeverythreemonths.Beforeinsecting
yourcomuter,turnofftheowerandunlugthecomuter'sowercordfromtheelectricaloutlet;then
removeanydustfromventsanderforationsinthebezel.Ifyounoticeexternaldustaccumulation,then
examineandremovedustfromtheinsideofthecomuterincludingheatsinkinletfins,owersulyvents,
andfans.Alwaysturnoffandunlugthecomuterbeforeoeningthecover.Ifossible,avoidoerating
yourcomuterwithintwofeetofhigh-trafficareas.Ifyoumustoerateyourcomuterinornearahigh-traffic
area,insectand,ifnecessary,cleanyourcomutermorefrequently.
©CoyrightLenovo2013,2015vii

Foryoursafetyandtomaintainotimumcomutererformance,alwaysfollowthesebasicrecautions
withyourdesktocomuter:
•Keethecoverclosedwheneverthecomuterisluggedin.
•Regularlyinsecttheoutsideofthecomuterfordustaccumulation.
•Removedustfromventsandanyerforationsinthebezel.Morefrequentcleaningsmightberequiredfor
comutersindustyorhigh-trafficareas.
•Donotrestrictorblockanyventilationoenings.
•Donotstoreoroerateyourcomuterinsidefurniture,asthismightincreasetheriskofoverheating.
•Airflowtemeraturesintothecomutershouldnotexceed35°C(95°F).
•Donotinstallairfiltrationdevices.Theymayinterferewithroercooling.
Operatingenvironment
Theotimalenvironmentinwhichtouseyourcomuteris10°C-35°C(50°F-95°F)withhumidityranging
between35%and80%.Ifyourcomuterisstoredortransortedintemeratureslessthan10°C(50°F),
allowthecoldcomutertoriseslowlytoanotimaloeratingtemeratureof10°C-35°C(50°F-95°F)before
use.Thisrocesscouldtaketwohoursinextremeconditions.Failuretoallowyourcomutertorisetoan
otimaloeratingtemeraturebeforeusecouldresultinirrearabledamagetoyourcomuter.
Ifossible,laceyourcomuterinawell-ventilatedanddryareawithoutdirectexosuretosunshine.
Keeelectricalaliancessuchasanelectricfan,radio,high-oweredseakers,airconditioner,and
microwaveovenawayfromyourcomuterbecausethestrongmagneticfieldsgeneratedbythese
aliancescandamagethemonitoranddataontheharddiskdrive.
Donotlaceanybeveragesontooforbesidethecomuterorotherattacheddevices.Ifliquidissilledon
orinthecomuteroranattacheddevice,ashortcircuitorotherdamagemightoccur.
Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.
asercompliancestatement
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVDdrives,fiberopticdevices,ortransmitters)are
installed,notethefollowing:
•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespecifiedherein
mightresultinhazardousradiationexposure.
DANGER
SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:
aserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.
viiiThinkCentreM73UserGuide

Powersupplystatement
Neverremovethecoveronaowersulyoranyartthathasthefollowinglabelattached.
Hazardousvoltage,current,andenergylevelsareresentinsideanycomonentthathasthislabelattached.
Therearenoserviceableartsinsidethesecomonents.Ifyoususectaroblemwithoneofthesearts,
contactaservicetechnician.
Cleaningandmaintenance
Keeyourcomuterandworksaceclean.Shutdownthecomuterandthendisconnecttheower
cordbeforecleaningthecomuter.Donotsrayanyliquiddetergentdirectlyonthecomuteroruse
anydetergentcontainingflammablematerialtocleanthecomuter.Sraythedetergentonasoftcloth
andthenwiethecomutersurfaces.
©CoyrightLenovo2013,2015ix

xThinkCentreM73UserGuide

Chapter1.Productoverview
Thischaterrovidesinformationaboutthecomuterfeatures,secifications,softwarerogramsrovided
byLenovo,andlocationsofconnectors,comonents,artsonthesystemboard,andinternaldrives.
Features
Thissectionintroducesthecomuterfeatures.Theinformationcoversavarietyofmodels.
Toviewtheinformationaboutyoursecificmodel,dooneofthefollowing:
•OntheMicrosoft®Windows®7oerationsystem,clickStart,right-clickComputer,andselectProperties
toviewtheinformation.
•OntheMicrosoftWindows8orWindows8.1oeratingsystem,gotothedesktoandmoveyourointer
totheto-rightorbottom-rightcornerofthescreentodislaythecharms.ThenclickSettings➙PC
infotoviewtheinformation.
•OntheMicrosoftWindows10oeratingsystem,clicktheStartbuttontooentheStartmenu.Then,click
Settings➙System➙Abouttoviewtheinformation.
Microprocessor
Toviewthemicrorocessorinformationofyourcomuter,dothefollowing:
•OntheMicrosoftWindows7oerationsystem,clickStart,right-clickComputer,andselectProperties
toviewtheinformation.
•OntheMicrosoftWindows8orWindows8.1oeratingsystem,gotothedesktoandmoveyourointer
totheto-rightorbottom-rightcornerofthescreentodislaythecharms.ThenclickSettings➙PC
infotoviewtheinformation.
•OntheMicrosoftWindows10oeratingsystem,clicktheStartbuttontooentheStartmenu.Then,click
Settings➙System➙Abouttoviewtheinformation.
Memory
Yourcomutersuortsuto2doubledatarate3dualinlinememorymodules(DDR3DIMMs).
Internaldrives
•Oticaldrive:DVD-ROMorDVD-R
•Hybriddrive
•SerialAdvancedTechnologyAttachment(SATA)harddiskdrive
•SATAsolid-statedrive
Videosubsystem
•IntegratedgrahicsforaVideoGrahicsArray(VGA)connectorandaDislayPort®connector
•PeriheralComonentInterconnect(PCI)Exressx16grahicscardslotonthesystemboardfora
discretegrahicscard
Audiosubsystem
•Integratedhigh-definition(HD)audio
•Audioline-inconnector,audioline-outconnector,andmicrohoneconnectorontherearanel
©CoyrightLenovo2013,20151

•Microhoneconnectorandheadhoneconnectoronthefrontanel
•Internalseaker(availableonsomemodels)
Connectivity
•100/1000MbsintegratedEthernetcontroller
•PCIEx1Faxmodem(somemodels)
Systemmanagementfeatures
•Abilitytostoreower-onself-test(POST)hardwaretestresults
•DesktoManagementInterface(DMI)
DesktoManagementInterfacerovidesacommonathforuserstoaccessinformationaboutall
asectsofacomuter,includingrocessortye,installationdate,attachedrintersandothereriherals,
owersources,andmaintenancehistory.
•ErPLPScomliancemode
Theenergy-relatedroductsdirective(ErP)lowestowerstate(LPS)comliancemodereducesthe
consumtionofelectricitywhenyourcomuterisinsleeoroffmode.Formoreinformation,see
“EnablingErPLPScomliancemode”onage92.
•PrebootExecutionEnvironment(PXE)
ThePrebootExecutionEnvironmentisanenvironmenttostartcomutersusinganetworkinterface
indeendentofdatastoragedevices(suchastheharddiskdrive)orinstalledoeratingsystems.
•IntelligentCoolingEngine(ICE)
TheIntelligentCoolingEngineisasystemthermalmanagementsolutionthatenablesyourcomuter
torunwithbetterthermalandacousticerformance.TheICEfunctionalsomonitorsthethermal
erformanceofyourcomutertoidentifythermalroblems.Formoreinformation,see“ICEerformance
mode”onage93and“ICEthermalalert”onage93.
•SystemManagement(SM)BasicInut/OututSystem(BIOS)andSMsoftware
TheSMBIOSsecificationdefinesdatastructuresandaccessmethodsinaBIOSthatallowsauseror
alicationtostoreandretrieveinformationsecificaboutthecomuterinquestion.
•WakeonLAN
WakeonLANisanEthernetcomuternetworkingstandardthatallowsacomutertobeturnedon
orwokenubyanetworkmessage.Themessageisusuallysentbyarogramrunningonanother
comuteronthesamelocalareanetwork.
•WakeonRing
WakeonRing,sometimesreferredtoasWakeonModem,isasecificationthatallowssuorted
comutersanddevicestoresumefromsleeorhibernationmode.
•WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itrovidesan
oeratingsysteminterfacethroughwhichinstrumentedcomonentsrovideinformationandnotification.
2ThinkCentreM73UserGuide

Input/Output(I/O)features
•9-inserialort(onestandardandoneotional)
•OneEthernetconnector
•OneDislayPortconnector
•OneVGAmonitorconnector
•OnePersonalSystem/2(PS/2)keyboardconnector
•OnePS/2mouseconnector
•FourUniversalSerialBus(USB)2.0connectors(twoonthefrontanelandtwoontherearanel)
•TwoUSB3.0connectorsontherearanel
•Threeaudioconnectorsontherearanel(audioline-inconnector,audioline-outconnector,and
microhoneconnector)
•Twoaudioconnectorsonthefrontanel(microhoneconnectorandheadhoneconnector)
Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomuter”on
age9and“Locatingconnectorsontherearofyourcomuter”onage10.
Expansion
•Oneharddiskdrivebay
•Oneoticaldrivebay
•Onesecondarysolid-statedrivebay(otional)
•Oneslimcardreaderdrivebay
•OnePCIExressx16grahicscardslot
•TwoPCIExressx1cardslots
Formoreinformation,see“Locatinginternaldrives”onage14.
Powersupply
Yourcomutercomeswith240-wattautomaticvoltage-sensingowersuly.
Securityfeatures
•Abilitytoenableordisableadevice
•AbilitytoenableanddisableUSBconnectorsindividually
•ComutraceAgentsoftwareembeddedinfirmware
•Coverresenceswitch(alsocalledintrusionswitch)(availableinsomemodels)
•Keyboardwithfingerrintreader(shiedwithsomemodels)
•Power-onassword(POP),administratorassword,andharddiskasswordtodeterunauthorized
useofyourcomuter
•Startusequencecontrol
•Startuwithoutkeyboardormouse
•SuortforaKensington-stylecablelock
•Suortforaadlock
Formoreinformation,seeChater4“Security”onage31.
Preinstalledsoftwareprograms
Chater1.Productoverview3

Yourcomuterisreinstalledwithsoftwarerogramstohelyouworkmoreeasilyandsecurely.Formore
information,see“Lenovorograms”onage5.
Preinstalledoperatingsystem
Yourcomuterisreinstalledwithoneofthefollowingoeratingsystems:Yourcomuterisreinstalledwith
oneofthefollowingoeratingsystems:
•MicrosoftWindows7oeratingsystem
•MicrosoftWindows8oeratingsystem
•MicrosoftWindows8.1oeratingsystem
•MicrosoftWindows10oeratingsystem
Operatingsystem(s),certifiedortestedforcompatibility1(variesbymodeltye)
•Linux®
1.Theoeratingsystem(s)listedherearebeingcertifiedortestedforcomatibilityatthetimethisublicationgoesto
ress.AdditionaloeratingsystemsmightbeidentifiedbyLenovoascomatiblewithyourcomuterfollowingthe
ublicationofthismanual.Thislistissubjecttochange.Todetermineifanoeratingsystemhasbeencertifiedor
testedforcomatibility,checktheWebsiteoftheoeratingsystemvendor.
4ThinkCentreM73UserGuide

Specifications
Thissectionliststhehysicalsecificationsforyourcomuter.
Dimensions
Width:99.7mm(3.93inches)
Height:338mm(13.31inches)
Deth:385mm(15.16inches)
Weight
Maximumconfigurationasshied:6.6kg(14.55lb)(withoutackage)
Maximumconfigurationasshied:8.96kg(19.75lb)(withackage)
Environment
•Airtemerature:
Oerating:10°Cto35°C(50°Fto95°F)
Storageinoriginalshiingackage:-40°Cto60°C(-40°Fto140°F)
Storagewithoutackage:-10°Cto60°C(14°Fto140°F)
•Humidity:
Oerating:20%to80%(non-condensing)
Storage:20%to90%(non-condensing)
•Altitude:
Oerating:-15.2to3048m(-50to10000ft)
Storage:-15.2to10668m(-50to35000ft)
Electricalinput
•Inutvoltage:
–Lowrange:
Minimum:100Vac
Maximum:127Vac
Inutfrequency:50/60Hz
–Highrange:
Minimum:200Vac
Maximum:240Vac
Inutfrequency:50/60Hz
enovoprograms
YourcomutercomeswithLenovorogramstohelyouworkmoreeasilyandsecurely.Deendingon
theWindowsoeratingsystemreinstalled,therogramsmightvary.
Accessingaprogramonyourcomputer
Note:ForWindows7,someoftheLenovorogramsmightbereadytobeinstalled,soyouneedtoinstall
themmanually.Then,youcanaccessandusetheserograms.Toinstallarogramthatisreadytobe
installed,oentheLenovoThinkVantage®Toolsrogram,andthenviewtherogramiconsusingTiles.
Followtheinstructionsundergreyed-outiconstolocatetheiconforthedesiredrogram.Double-click
theicontoinstalltherogram.
Chater1.Productoverview5

Toaccessarogramonyourcomuter,dooneofthefollowing:
•ForWindows7orWindows10:
–FromWindowsSearch:
1.DeendingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClicktheStartbuttontooentheStartmenu,andthentyetherogram
nameintothesearchbox.
–ForWindows10:TyetherogramnameintothesearchboxnexttotheStartbutton.
2.Inthesearchresults,clickthenameofthedesiredrogramtolaunchtherogram.
–FromtheStartmenuorControlPanel:
1.ClicktheStartbuttontooentheStartmenu.Then,clickthenameofthedesiredrogramto
launchtherogram.
2.Iftherogramnameisnotdislayed,clickAllProgramsforWindows7orAllappsforWindows
10todislaytherogramlist.Fromthelistorafolderinthelist,clickthenameofthedesired
rogramtolaunchtherogram.
3.IftherogramnameisnotdislayedontheStartmenu,accesstherogramfromControlPanel.
a.DeendingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClickControlPanelontheStartmenu.
–ForWindows10:Right-clicktheStartbuttontooentheStartcontextmenu,andthen
clickControlPanel.
b.ViewControlPanelusingLargeiconsorSmallicons,andthenclickthenameofthedesired
rogramtolaunchtherogram.
•ForWindows8orWindows8.1:
1.PresstheWindowskeytogototheStartscreen.Clickthenameofthedesiredrogramto
launchtherogram.
2.Ifyoucannotfindtherogramyouneed,deendingonyourWindowsversion,dooneofthefollowing:
–ForWindows8:Movetheointertothebottom-rightcornerofthescreentodislaythecharms.
ThenclicktheSearchcharmtosearchforthedesiredrogram.
–ForWindows8.1:Clickthearrowiconinthebottom-leftcornerofthescreentogotothe
Asscreen.Findthedesiredrogramintheaslistorsearchforitinthesearchboxinthe
to-rightcornerofthescreen.
Anintroductiontoenovoprograms
ThissectionrovidesinformationaboutthemajorLenovorogramsavailableonyouroeratingsystem.
Note:Deendingonyourcomutermodel,someofthefollowingrogramsmightnotbeavailable.
•ForWindows7only:
–CreateRecoveryMedia
TheCreateRecoveryMediarogramenablesyoutorestoreonlytheCdriveortheentirestorage
drivetothefactory-defaultsettings.
–enovoPowerENGAGE
TheLenovoPowerENGAGErogramenablesyoutoregisteryourcomuterwithLenovo.
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–MessageCenterPlus
TheMessageCenterPlusrogramautomaticallydislaysmessagesinformingyouaboutimortant
noticesfromLenovo,suchasalertsonsystemudatesandalertsonconditionsthatrequireyour
attention.
–RescueandRecovery®
TheRescueandRecoveryrogramisaone-buttonrecoveryandrestoresolution.Itincludesaset
ofself-recoverytoolstohelyoudiagnosecomuterroblems,gethel,andrecoverfromsystem
crashes,evenifyoucannotstarttheWindowsoeratingsystem.
•ForWindows10only:
–enovoID
TheLenovoIDrogramenablesyoutocreateyourLenovoIDandaccessallsuortedLenovo
rogramsandwebortalswithsinglesign-on.
•ForWindows8andWindows8.1:
–enovoSupport
TheLenovoSuortrogramenablesyoutoregisteryourcomuterwithLenovo,checkthecomuter
healthconditionandbatterystatus,downloadandviewusermanualsforyourcomuter,getthe
warrantyinformationofyourcomuter,andexlorehelandsuortinformation.
•ForWindows7,Windows8,andWindows8.1:
–FingerprintManagerProorThinkVantageFingerprintSoftware
TheFingerrintManagerProorThinkVantageFingerrintSoftwarerogramenablesyoutousea
fingerrintreader.Theintegratedfingerrintreaderrovidedonsomekeyboardsenablesyoutoenroll
yourfingerrintandassociateitwithyourower-onassword,harddiskassword,andWindows
assword.Asaresult,fingerrintauthenticationcanrelaceasswordsandenablesimleandsecure
useraccess.
–PasswordManager
ThePasswordManagerrogramautomaticallycaturesandfillsinauthenticationinformationfor
WindowsrogramsandWebsites.
•ForWindows7,Windows8.1,andWindows10:
–enovoBluetoothock
TheLenovoBluetoothLockrogramenablesyoutouseaBluetoothdevice(suchasyoursmarthone)
asaroximity-basedunitforlockingorunlockingyourcomuterautomatically.Bydetectingthe
distancebetweenyourcomuterandtheredefinedBluetoothdevicethatyouarecarrying,theLenovo
BluetoothLockrogramautomaticallylocksyourcomuterwhenyouwalkawayandunlocksyour
comuterwhenyoucomeback.Thisisasimlewaytorotectyourcomuteragainstunauthorized
accessincasethatyouforgettolockyourcomuter.
–PCCloudManager
ThePCCloudManager(PCM)rogramisabrowser-basedsolutionforclient-comutermanagement.
ThePCMrogramhastwocomonents:PCMServerandPCMClient.PCMServerisinstalledon
thecomuter,wheretheadministratorerformsmanagementwork,suchasowermanagement
andsecuritymanagement.PCMClientisinstalledontheclientcomuterstobemanaged.The
administratorcanlogintoPCMServertomanagecomuterswithPCMClientinstalled,throughthe
InternetWebbrowser.
•ForWindows8,Windows8.1,andWindows10:
Chater1.Productoverview7

–enovoCompanion
Yourcomuter’sbestfeaturesandcaabilitiesshouldbeeasytoaccessandunderstand.WithLenovo
Comanion,theyare.UseLenovoComaniontodothefollowing:
–Otimizeyourcomuter’serformance,monitoryourcomuter’shealth,andmanageudates.
–Accessyouruserguide,checkwarrantystatus,andviewaccessoriescustomizedforyourcomuter.
–Readhow-toarticles,exloreLenovoforums,andstayu-to-dateontechnologynewswitharticles
andblogsfromtrustedsources.
LenovoComanionisfilledwithexclusiveLenovocontenttohelyoulearnmoreaboutwhatyou
candowithyourcomuter.
•ForWindows7,Windows8,Windows8.1,andWindows10:
–enovoDeviceExperienceorenovoPCExperience
TheLenovoDeviceExerienceorLenovoPCExeriencerogramhelsyouworkmoreeasilyand
securely.TherogramrovideseasyaccesstoLenovoThinkVantageToolsorLenovoTools,imortant
settingsandinformationaboutyourcomuter,theLenovoSuortWebsite,andsoon.
–enovoSolutionCenter
TheLenovoSolutionCenterrogramenablesyoutotroubleshootandresolvecomuterroblems.It
combinesdiagnostictests,systeminformationcollection,securitystatus,andsuortinformation,
alongwithhintsandtisformaximumsystemerformance.
–PowerManager
ThePowerManagerrogramrovidesconvenient,flexible,andcomleteowermanagementfor
yourcomuter.Itenablesyoutoadjustyourcomuterowersettingstoachievethebestbalance
betweenerformanceandowersaving.
–REACHitorenovoReach
TheREACHitorLenovoReachrogramenhancesyourcloudexerience.Thisrogramkeesyou
connectedatalltimesandenablesyoutoaccessallyourfavoriteitemsfromersonalcomuters,
smarthones,ortablets.Asaresult,youcanaccess,edit,andshareyourfilesfromanywhere.You
alsocanaddyourfavoriteWebservicestoyourclouddesktoandstaylogged-intoWebsiteswith
thecloudasswordmanager.
–SHAREitorenovoSHAREit
TheSHAREitorLenovoSHAREitrogramrovidesaquickandeasywaytosharefilesandfolders
amongcomuters,smarthones,tablets,orsmartTVswiththeAndroidortheWindowsoerating
systeminstalled.SHAREitorLenovoSHAREitusesanytyeofnetworkorevennonetworkatallto
sharefilesandfolders.
–SystemUpdate
TheSystemUdaterogramrovidesregularaccesstothesystemudatesforyourcomuter,such
asdevicedriverudates,softwareudates,andBIOSudates.Therogramgathersinformationfrom
theLenovoHelCenteraboutnewudatesforyourcomuter,thensortsanddislaystheudatesfor
downloadandinstallation.Youhavecomletecontrolofwhichudatestodownloadandinstall.
ocations
Thissectionrovidesinformationtohelyoulocatetheconnectorsonthefrontandrearofyourcomuter,
artsonthesystemboard,andcomonentsandinternaldrivesinyourcomuter.
8ThinkCentreM73UserGuide