Lenovo ThinkCentre M73 User manual

ThinkCentreM73

UserGuide

MachineTypes:10AX,10AY,10DK,10DL,10DM,and10DN

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe

“Importantsafetyinformation”onpagev

andAppendixA“Notices”onpage129.

FourthEdition(September2015)

©CopyrightLenovo2013,2015.

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

Generalbatterynotice............vii

Rechargeablebatterynotice.........viii

Heatandproductventilation.........viii

Operatingenvironment............ix

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

Powersupplystatement............x

Cleaningandmaintenance...........x

Chapter1.Productoverview......1

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

Speciﬁcations................4

Lenovoprograms..............4

Accessingaprogramonyourcomputer....4

AnintroductiontoLenovoprograms.....5

Locations..................7

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer........8

Locatingconnectorsontherearofyour

computer................9

Locatingcomponents..........11

Locatingpartsonthesystemboard....12

Machinetypeandmodellabel.......13

Chapter2.Usingyourcomputer...15

Frequentlyaskedquestions.........15

NavigatingamongscreensontheWindows8and

Windows8.1operatingsystems........15

NavigatingonWindows8........15

NavigatingonWindows8.1........17

AccessingControlPanelontheWindows8or

Windows8.1operatingsystem........18

UsingWindowsshortcutkeys.........18

Usingthewheelmouse...........19

Settingthecomputervolume.........19

AddinganicontotheWindowsnotiﬁcationarea.19

UsingCDsandDVDs............20

HandlingandstoringCDandDVDmedia..20

PlayingaCDorDVD..........21

RecordingaCDorDVD.........21

Chapter3.Youandyourcomputer..23

Accessibilityandcomfort..........23

Arrangingyourworkspace........23

Comfort...............23

Glareandlighting............24

Aircirculation.............24

Electricaloutletsandcablelengths.....24

Accessibilityinformation.........24

Registeringyourcomputer..........27

Movingyourcomputertoanothercountryor

region..................27

Chapter4.Security..........29

Securityfeatures..............29

AttachingaKensington-stylecablelock.....30

Preventingunauthorizedaccesstoyour

computer.................30

Usingﬁngerprintauthentication........31

Usingandunderstandingﬁrewalls.......31

Protectingdataagainstviruses........31

Chapter5.Installingorreplacing

hardware...............33

Handlingstatic-sensitivedevices.......33

Installingorreplacinghardware........33

Installingexternaloptions........33

Installingorremovingtheacpoweradapter.34

Installingorremovingtheverticalstand...35

InstallingorremovingtheVESAmount

bracket................37

Installingorremovingtheacpoweradapter

bracket................39

Replacingtheopticaldrive........41

Replacingthesecondaryharddiskdrive...46

InstallingorremovingtheI/Obox.....52

Removingthecomputercover.......55

Installingorremovingtheharddiskdrive

assembly...............57

Installingorreplacingamemorymodule...59

Replacingthebattery..........60

ReplacingthePowerbuttonboard.....62

ReplacingtheWi-Ficardmodule......63

InstallingorremovingthefrontWi-Fi

antenna...............65

InstallingorremovingtherearWi-Fiantenna.67

Replacingtheinternalspeaker.......69

Replacingthecoverpresenceswitch....71

Replacingthesystemfan.........73

Replacingthethermalmodule.......75

©CopyrightLenovo2013,2015

i

Replacingthemicroprocessor.......77

Replacingthekeyboardormouse.....79

Completingthepartsreplacement.....80

Chapter6.Recoveryinformation...83

RecoveryinformationfortheWindows7operating

system..................83

Creatingandusingrecoverymedia.....83

Performingbackupandrecoveryoperations.84

UsingtheRescueandRecoveryworkspace.85

Creatingandusingarescuemedium....86

Reinstallingpreinstalledapplicationsand

devicedrivers.............87

Reinstallingsoftwareprograms......88

Reinstallingdevicedrivers........88

Solvingrecoveryproblems........88

RecoveryinformationfortheWindows8or

Windows8.1operatingsystem........89

Refreshingyourcomputer........89

Resettingyourcomputertothefactorydefault

settings................89

Usingtheadvancedstartupoptions....89

RecoveringyouroperatingsystemifWindows

8orWindows8.1failstostart.......90

RecoveryinformationfortheWindows10operating

system..................90

Chapter7.UsingtheSetupUtility

program................93

StartingtheSetupUtilityprogram.......93

Viewingandchangingsettings........93

UsingBIOSpasswords...........93

Passwordconsiderations.........94

Power-OnPassword..........94

AdministratorPassword.........94

HardDiskPassword...........94

Setting,changing,anddeletingapassword.94

Erasinglostorforgottenpasswords(clearing

CMOS)................95

Enablingordisablingadevice........95

Selectingastartupdevice..........96

Selectingatemporarystartupdevice....96

Selectingorchangingthestartupdevice

sequence...............96

EnablingErPLPScompliancemode......96

ICEperformancemode...........97

ICEthermalalert..............97

ExitingtheSetupUtilityprogram.......98

Chapter8.Updatingsystem

programs...............99

Usingsystemprograms...........99

UpdatingtheBIOS.............99

RecoveringfromaPOST/BIOSupdatefailure..99

Chapter9.Preventingproblems..101

Keepingyourcomputercurrent........101

Gettingthelatestdevicedriversforyour

computer...............101

Gettingthelatestsystemupdates.....101

Cleaningandmaintenance..........102

Basics................102

Cleaningyourcomputer.........102

Goodmaintenancepractices.......103

Movingyourcomputer...........104

Chapter10.Troubleshootingand

diagnostics.............107

Basictroubleshooting............107

Troubleshootingprocedure..........108

Troubleshooting..............109

Audioproblems............109

CDproblems.............110

DVDproblems.............111

Intermittentproblems..........113

Keyboard,mouse,orpointingdevice

problems...............113

Monitorproblems............115

Networkingproblems..........116

Optionproblems............119

Performanceandlockupproblems.....120

Printerproblems............121

Serialconnectorproblems........122

Softwareproblems...........122

USBproblems.............123

LenovoSolutionCenter...........124

Chapter11.Gettinginformation,help,

andservice.............125

Informationresources............125

Windowshelpsystem..........125

SafetyandWarranty...........125

LenovoWebsite............125

LenovoSupportWebsite.........126

Helpandservice..............126

Usingthedocumentationanddiagnostic

program...............126

Callingforservice............126

Usingotherservices..........127

Purchasingadditionalservices......127

AppendixA.Notices.........129

Trademarks................130

iiThinkCentreM73UserGuide

AppendixB.Regulatory

information.............131

Exportclassiﬁcationnotice..........131

Electronicemissionsnotices.........131

FederalCommunicationsCommission

DeclarationofConformity........131

Eurasiancompliancemark..........133

Brazilaudionotice.............133

Mexicowireless-radiocomplianceinformation..133

Additionalregulatoryinformation.......133

AppendixC.WEEEandrecycling

information.............135

ImportantWEEEinformation.........135

RecyclinginformationforJapan........135

RecyclinginformationforBrazil........136

BatteryrecyclinginformationforTaiwan.....136

BatteryrecyclinginformationfortheEuropean

Union..................136

AppendixD.RestrictionofHazardous

SubstancesDirective(RoHS)....139

EuropeanUnionRoHS...........139

ChinaRoHS................139

TurkishRoHS...............139

UkraineRoHS...............140

IndiaRoHS................140

AppendixE.ChinaEnergyLabel..141

AppendixF.ENERGYSTARmodel

information.............143

Index.................145

©CopyrightLenovo2013,2015

iii

ivThinkCentreM73UserGuide

Importantsafetyinformation

CAUTION:

Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis

product.RefertotheinformationinthissectionandthesafetyinformationintheSafety,Warranty,and

SetupGuidethatyoureceivedwiththisproduct.Readingandunderstandingthissafetyinformation

reducestheriskofpersonalinjuryanddamagetoyourproduct.

IfyounolongerhaveacopyoftheSafety,Warranty,andSetupGuide,youcanobtainaPortableDocument

Format(PDF)versionfromtheLenovo

®

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

SupportWebsitealsoprovidestheSafety,Warranty,andSetupGuideandthisUserGuideinadditional

languages.

Serviceandupgrades

DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror

yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.

Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare

referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer

ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor

customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor

replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea

productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysmake

surethatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Formore

informationonCRUs,refertoChapter5“Installingorreplacinghardware”onpage33

.Ifyouhaveany

questionsorconcerns,contacttheCustomerSupportCenter.

Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the

followingwarningsarerequiredforyoursafety.

CAUTION:

Hazardousmovingparts.Keepﬁngersandotherbodypartsaway.

CAUTION:

Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe

computeriscool.

Staticelectricityprevention

Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.

Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoption

©CopyrightLenovo2013,2015

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.Donotusetheac

powercordforotherdevices.

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

2

,orbetter.For

othercountries,thesuitabletypesshallbeusedaccordingly.

Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthat

cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.

Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.

Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower

adapternearsinks,tubs,toilets,oronﬂoorsthatarecleanedwithliquidcleansers.Liquidscancausea

shortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan

causegradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,

whichcaneventuallyresultinoverheating.

Ensurethatallpowercordconnectorsaresecurelyandcompletelypluggedintoreceptacles.

Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsofoverheating(such

asdeformedplastic)attheacinputoranywhereonthepoweradapter.

Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor

overheatingorwherethepowercordappearstohavebeendamagedinanyway.

Extensioncordsandrelateddevices

Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse

areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips

areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation

ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.

viThinkCentreM73UserGuide

Plugsandoutlets

Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobedamaged

orcorroded,donotusetheoutletuntilitisreplacedbyaqualiﬁedelectrician.

Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtainareplacement.

Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamountsof

electricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.

Someproductsareequippedwithathree-prongedplug.Thisplugﬁtsonlyintoagroundedelectricaloutlet.

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,waitatleastﬁvesecondsafterthecomputerisshutdowntodisconnect

externaldevices.

Generalbatterynotice

DANGER

PersonalcomputersmanufacturedbyLenovomightcontainacoincellbatteryandarechargeable

batterypacktothesystem.BatteriessuppliedbyLenovoforusewithyourproducthavebeen

testedforcompatibilityandshouldonlybereplacedwithapprovedparts.

Neverattempttoopenorserviceanybattery.Donotcrush,puncture,orincineratebatteriesor

shortcircuitthemetalcontacts.Donotexposethebatterytowaterorotherliquids.Onlyrecharge

thebatterypackstrictlyaccordingtoinstructionsincludedintheproductdocumentation.

Batteryabuseormishandlingcancausethebatterytooverheat,whichcancausegassesorﬂame

to“vent”fromthebatterypackorcoincell.Ifyourbatteryisdamaged,orifyounoticeany

dischargefromyourbatteryorthebuildupofforeignmaterialsonthebatteryleads,stopusingthe

batteryandobtainareplacementfromthebatterymanufacturer.

Batteriescandegradewhentheyareleftunusedforlongperiodsoftime.Forsomerechargeable

batteries(particularlyLithiumIonbatteries),leavingabatteryunusedinadischargedstatecould

increasetheriskofabatteryshortcircuit,whichcouldshortenthelifeofthebatteryandalsocan

©CopyrightLenovo2013,2015

vii

poseasafetyhazard.DonotletrechargeableLithium-Ionbatteriescompletelydischargeorstore

thesebatteriesinadischargedstate.

Rechargeablebatterynotice

DANGER

Donotattempttodisassembleormodifythebatterypack.Attemptingtodosocancausean

explosion,orliquidleakagefromthebatterypack.Abatterypackotherthantheonespeciﬁedby

Lenovo,oradisassembledormodiﬁedbatterypackisnotcoveredbythewarranty.

Iftherechargeablebatterypackisincorrectlyreplaced,thereisdangerofanexplosion.Thebattery

packcontainsasmallamountofharmfulsubstances.Toavoidpossibleinjury:

•ReplaceonlywithabatteryofthetyperecommendedbyLenovo.

•Keepthebatterypackawayfromﬁre.

•Donotexposeittowaterorrain.

•Donotattempttodisassembleit.

•Donotshort-circuitit.

•Keepitawayfromchildren.

•Donotdropthebatterypack.

Donotputthebatterypackintrashthatisdisposedofinlandﬁlls.Whendisposingofthebattery,

complywithlocalordinancesorregulations.

Thebatterypackshouldbestoredatroomtemperature,chargedtoapproximately30to50%

ofcapacity.Werecommendthatbatterypackbechargedaboutonceperyeartoprevent

overdischarge.

Heatandproductventilation

Computers,poweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhenbatteries

arecharging.Alwaysfollowthesebasicprecautions:

•Donotleaveyourcomputer,poweradapter,oraccessoriesincontactwithyourlaporanypartofyour

bodyforanextendedperiodwhentheproductsarefunctioningorwhenthebatteryischarging.Your

computer,poweradapter,andmanyaccessoriesproducesomeheatduringnormaloperation.Extended

contactwiththebodycouldcausediscomfortor,potentially,askinburn.

•Donotchargethebatteryoroperateyourcomputer,poweradapter,oraccessoriesnearﬂammable

materialsorinexplosiveenvironments.

•Ventilationslots,fans,andheatsinksareprovidedwiththeproductforsafety,comfort,andreliable

operation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproductonabed,sofa,

carpet,orotherﬂexiblesurface.Neverblock,cover,ordisablethesefeatures.

Inspectyourdesktopcomputerfordustaccumulationatleastonceeverythreemonths.Beforeinspecting

yourcomputer,turnoffthepowerandunplugthecomputer'spowercordfromtheelectricaloutlet;then

removeanydustfromventsandperforationsinthebezel.Ifyounoticeexternaldustaccumulation,then

examineandremovedustfromtheinsideofthecomputerincludingheatsinkinletﬁns,powersupplyvents,

andfans.Alwaysturnoffandunplugthecomputerbeforeopeningthecover.Ifpossible,avoidoperating

yourcomputerwithintwofeetofhigh-trafﬁcareas.Ifyoumustoperateyourcomputerinornearahigh-trafﬁc

area,inspectand,ifnecessary,cleanyourcomputermorefrequently.

viiiThinkCentreM73UserGuide

Foryoursafetyandtomaintainoptimumcomputerperformance,alwaysfollowthesebasicprecautions

withyourdesktopcomputer:

•Keepthecoverclosedwheneverthecomputerispluggedin.

•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.

•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightberequiredfor

computersindustyorhigh-trafﬁcareas.

•Donotrestrictorblockanyventilationopenings.

•Donotstoreoroperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.

•Airﬂowtemperaturesintothecomputershouldnotexceed35°C(95°F).

•Donotinstallairﬁltrationdevices.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

microwaveovenawayfromyourcomputerbecausethestrongmagneticﬁeldsgeneratedbythese

appliancescandamagethemonitoranddataontheharddiskdrive.

Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledon

orinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.

Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.

Lasercompliancestatement

CAUTION:

Whenlaserproducts(suchasCD-ROMs,DVDdrives,ﬁberopticdevices,ortransmitters)are

installed,notethefollowing:

•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto

hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciﬁedherein

mightresultinhazardousradiationexposure.

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical

instruments,andavoiddirectexposuretothebeam.

©CopyrightLenovo2013,2015

ix

Powersupplystatement

Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.

Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,

contactaservicetechnician.

Cleaningandmaintenance

Keepyourcomputerandworkspaceclean.Shutdownthecomputerandthendisconnectthepower

cordbeforecleaningthecomputer.Donotsprayanyliquiddetergentdirectlyonthecomputeroruse

anydetergentcontainingﬂammablematerialtocleanthecomputer.Spraythedetergentonasoftcloth

andthenwipethecomputersurfaces.

xThinkCentreM73UserGuide

Chapter1.Productoverview

Thischapterprovidesinformationaboutthecomputerfeatures,speciﬁcations,softwareprogramsprovided

byLenovo,andlocationsofconnectors,components,partsonthesystemboard,andinternaldrives.

Features

Thissectionintroducesthecomputerfeatures.Theinformationcoversavarietyofmodels.

Toviewtheinformationaboutyourspeciﬁcmodel,dooneofthefollowing:

•OntheMicrosoft

®

Windows

®

7operationsystem,clickStart,right-clickComputer,andselectProperties

toviewtheinformation.

•OntheMicrosoftWindows8orWindows8.1operatingsystem,gotothedesktopandmoveyourpointer

tothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.ThenclickSettings➙PC

infotoviewtheinformation.

•OntheMicrosoftWindows10operatingsystem,clicktheStartbuttontoopentheStartmenu.Then,click

Settings➙System➙Abouttoviewtheinformation.

Microprocessor

Toviewthemicroprocessorinformationofyourcomputer,dothefollowing:

•OntheMicrosoftWindows7operationsystem,clickStart,right-clickComputer,andselectProperties

toviewtheinformation.

•OntheMicrosoftWindows8orWindows8.1operatingsystem,gotothedesktopandmoveyourpointer

tothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.ThenclickSettings➙PC

infotoviewtheinformation.

•OntheMicrosoftWindows10operatingsystem,clicktheStartbuttontoopentheStartmenu.Then,click

Settings➙System➙Abouttoviewtheinformation.

Memory

Yourcomputersupportsuptotwodoubledatarate3smalloutlinedualinlinememorymodules(DDR3

SODIMMs).

Internaldrives

•ExternalOpticaldrive:DVD-ROMorDVD-R(optional)

•Hybriddrive(optional)

•SerialAdvancedTechnologyAttachment(SATA)harddiskdrive

•Solid-statedrive(optional)

Videosubsystem

•IntegratedgraphicsforaVideoGraphicsArray(VGA)connectorandaDisplayPort

®

connector

Audiosubsystem

•Integratedhigh-deﬁnition(HD)audio

•Microphoneconnectorandheadsetconnector(alsoknownasaudiojack)onthefrontpanel

•Internalspeaker

©CopyrightLenovo2013,2015

1

Connectivity

•100/1000MbpsintegratedEthernetcontroller

•Wi-Ficardmodule(optional)

•Wi-FiwithBluetoothmodule(optional)

Systemmanagementfeatures

•Abilitytostorepower-onself-test(POST)hardwaretestresults

•DesktopManagementInterface(DMI)

DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall

aspectsofacomputer,includingprocessortype,installationdate,attachedprintersandotherperipherals,

powersources,andmaintenancehistory.

•ErPLPScompliancemode

Theenergy-relatedproductsdirective(ErP)lowestpowerstate(LPS)compliancemodereducesthe

consumptionofelectricitywhenyourcomputerisinsleeporoffmode.Formoreinformation,see

“EnablingErPLPScompliancemode”onpage96.

•Intel

®

StandardManageability

IntelStandardManageabilityishardwareandﬁrmwaretechnologythatbuildscertainfunctionality

intocomputersinordertomakethemeasierandlessexpensiveforbusinessestomonitor,maintain,

update,upgrade,andrepair.

•PrebootExecutionEnvironment(PXE)

ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinganetworkinterface

independentofdatastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.

•IntelligentCoolingEngine(ICE)

TheIntelligentCoolingEngineisasystemthermalmanagementsolutionthatenablesyourcomputer

torunwithbetterthermalandacousticperformance.TheICEfunctionalsomonitorsthethermal

performanceofyourcomputertoidentifythermalproblems.Formoreinformation,see“ICEperformance

mode”onpage97

and“ICEthermalalert”onpage97.

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

TheSMBIOSspeciﬁcationdeﬁnesdatastructuresandaccessmethodsinaBIOSthatallowsauseror

applicationtostoreandretrieveinformationspeciﬁcaboutthecomputerinquestion.

•WakeonLAN

WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon

orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother

computeronthesamelocalareanetwork.

•WindowsManagementInstrumentation(WMI)

WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan

operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotiﬁcation.

2ThinkCentreM73UserGuide

Input/Output(I/O)features

•OneDisplayPortconnector

•OneEthernetconnector

•Oneoptionalconnector(forinstallingaserialconnectororaUSB2.0connector)

•OneVGAmonitorconnector

•ThreeUniversalSerialBus(USB)2.0connectors(ontherearpanel)

•TwoUSB3.0connectors(onthefrontpanel)

•Twoaudioconnectorsonthefrontpanel(microphoneconnectorandheadsetconnector)

Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on

page8

and“Locatingconnectorsontherearofyourcomputer”onpage9.

Expansion

•Oneexternalopticaldrivebox(optional,supportinganopticaldriveorasecondaryharddiskdrive)

•Oneharddiskdrivebay

•OneminiPCIExpresscardslot

Powersupply

Yourcomputercomeswitha65-wattacpoweradapter.

Securityfeatures

•Abilitytoenableordisableadevice

•AbilitytoenableanddisableUSBconnectorsindividually

•ComputraceAgentsoftwareembeddedinﬁrmware

•Coverpresenceswitch(alsocalledintrusionswitch)

•Keyboardwithﬁngerprintreader(shippedwithsomemodels)

•Power-onpassword(POP),administratorpassword,andharddiskdrivepasswordtodeterunauthorized

useofyourcomputer

•Startupsequencecontrol

•Startupwithoutkeyboardormouse

•SupportforaKensington-stylecablelock

Formoreinformation,seeChapter4“Security”onpage29

.

Preinstalledsoftwareprograms

Yourcomputerispreinstalledwithsoftwareprogramstohelpyouworkmoreeasilyandsecurely.Formore

information,see“Lenovoprograms”onpage4.

Preinstalledoperatingsystem

Yourcomputerispreinstalledwithoneofthefollowingoperatingsystems:

•MicrosoftWindows7operatingsystem

•MicrosoftWindows8operatingsystem

•MicrosoftWindows8.1operatingsystem

•MicrosoftWindows10operatingsystem

Chapter1.Productoverview3

Operatingsystem(s),certiﬁedortestedforcompatibility

1

(variesbymodeltype)

•Linux

®

Speciﬁcations

Thissectionliststhephysicalspeciﬁcationsforyourcomputer.

Dimensions

Width:179mm(7.05inches)

Height:34.5mm(1.36inches)

Depth:182mm(7.17inches)

Weight

Maximumconﬁgurationasshipped:4.86kg(10.71lb)(withpackage)

Maximumconﬁgurationasshipped:4.14kg(9.13lb)(withoutpackage)

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

Theacpoweradapterinputvoltage:100to240Vac

Inputfrequency:50/60Hz

Lenovoprograms

YourcomputercomeswithLenovoprogramstohelpyouworkmoreeasilyandsecurely.Dependingon

theWindowsoperatingsystempreinstalled,theprogramsmightvary.

Accessingaprogramonyourcomputer

Note:ForWindows7,someoftheLenovoprogramsmightbereadytobeinstalled,soyouneedtoinstall

themmanually.Then,youcanaccessandusetheseprograms.Toinstallaprogramthatisreadytobe

installed,opentheLenovoThinkVantage

®

Toolsprogram,andthenviewtheprogramiconsusingTiles.

Followtheinstructionsundergreyed-outiconstolocatetheiconforthedesiredprogram.Double-click

theicontoinstalltheprogram.

Toaccessaprogramonyourcomputer,dooneofthefollowing:

1.Theoperatingsystem(s)listedherearebeingcertiﬁedortestedforcompatibilityatthetimethispublicationgoesto

press.AdditionaloperatingsystemsmightbeidentiﬁedbyLenovoascompatiblewithyourcomputerfollowingthe

publicationofthismanual.Thislistissubjecttochange.Todetermineifanoperatingsystemhasbeencertiﬁedor

testedforcompatibility,checktheWebsiteoftheoperatingsystemvendor.

4ThinkCentreM73UserGuide

•ForWindows7orWindows10:

–FromWindowsSearch:

1.DependingonyourWindowsversion,dooneofthefollowing:

–ForWindows7:ClicktheStartbuttontoopentheStartmenu,andthentypetheprogram

nameintothesearchbox.

–ForWindows10:TypetheprogramnameintothesearchboxnexttotheStartbutton.

2.Inthesearchresults,clickthenameofthedesiredprogramtolaunchtheprogram.

–FromtheStartmenuorControlPanel:

1.ClicktheStartbuttontoopentheStartmenu.Then,clickthenameofthedesiredprogramto

launchtheprogram.

2.Iftheprogramnameisnotdisplayed,clickAllProgramsforWindows7orAllappsforWindows

10todisplaytheprogramlist.Fromthelistorafolderinthelist,clickthenameofthedesired

programtolaunchtheprogram.

3.IftheprogramnameisnotdisplayedontheStartmenu,accesstheprogramfromControlPanel.

a.DependingonyourWindowsversion,dooneofthefollowing:

–ForWindows7:ClickControlPanelontheStartmenu.

–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu,andthen

clickControlPanel.

b.ViewControlPanelusingLargeiconsorSmallicons,andthenclickthenameofthedesired

programtolaunchtheprogram.

•ForWindows8orWindows8.1:

1.PresstheWindowskeytogototheStartscreen.Clickthenameofthedesiredprogramto

launchtheprogram.

2.Ifyoucannotﬁndtheprogramyouneed,dependingonyourWindowsversion,dooneofthefollowing:

–ForWindows8:Movethepointertothebottom-rightcornerofthescreentodisplaythecharms.

ThenclicktheSearchcharmtosearchforthedesiredprogram.

–ForWindows8.1:Clickthearrowicon

inthebottom-leftcornerofthescreentogotothe

Appsscreen.Findthedesiredprogramintheappslistorsearchforitinthesearchboxinthe

top-rightcornerofthescreen.

AnintroductiontoLenovoprograms

ThissectionprovidesinformationaboutthemajorLenovoprogramsavailableonyouroperatingsystem.

Note:Dependingonyourcomputermodel,someofthefollowingprogramsmightnotbeavailable.

•ForWindows7only:

–CreateRecoveryMedia

TheCreateRecoveryMediaprogramenablesyoutorestoreonlytheCdriveortheentirestorage

drivetothefactory-defaultsettings.

–LenovoPowerENGAGE

TheLenovoPowerENGAGEprogramenablesyoutoregisteryourcomputerwithLenovo.

–MessageCenterPlus

TheMessageCenterPlusprogramautomaticallydisplaysmessagesinformingyouaboutimportant

noticesfromLenovo,suchasalertsonsystemupdatesandalertsonconditionsthatrequireyour

attention.

Chapter1.Productoverview5

–RescueandRecovery

®

TheRescueandRecoveryprogramisaone-buttonrecoveryandrestoresolution.Itincludesaset

ofself-recoverytoolstohelpyoudiagnosecomputerproblems,gethelp,andrecoverfromsystem

crashes,evenifyoucannotstarttheWindowsoperatingsystem.

•ForWindows10only:

–LenovoID

TheLenovoIDprogramenablesyoutocreateyourLenovoIDandaccessallsupportedLenovo

programsandwebportalswithsinglesign-on.

•ForWindows8andWindows8.1:

–LenovoSupport

TheLenovoSupportprogramenablesyoutoregisteryourcomputerwithLenovo,checkthecomputer

healthconditionandbatterystatus,downloadandviewusermanualsforyourcomputer,getthe

warrantyinformationofyourcomputer,andexplorehelpandsupportinformation.

•ForWindows7,Windows8,andWindows8.1:

–FingerprintManagerProorThinkVantageFingerprintSoftware

TheFingerprintManagerProorThinkVantageFingerprintSoftwareprogramenablesyoutousea

ﬁngerprintreader.Theintegratedﬁngerprintreaderprovidedonsomekeyboardsenablesyoutoenroll

yourﬁngerprintandassociateitwithyourpower-onpassword,harddiskpassword,andWindows

password.Asaresult,ﬁngerprintauthenticationcanreplacepasswordsandenablesimpleandsecure

useraccess.

–PasswordManager

ThePasswordManagerprogramautomaticallycapturesandﬁllsinauthenticationinformationfor

WindowsprogramsandWebsites.

•ForWindows7,Windows8.1,andWindows10:

–LenovoBluetoothLock

TheLenovoBluetoothLockprogramenablesyoutouseaBluetoothdevice(suchasyoursmartphone)

asaproximity-basedunitforlockingorunlockingyourcomputerautomatically.Bydetectingthe

distancebetweenyourcomputerandthepredeﬁnedBluetoothdevicethatyouarecarrying,theLenovo

BluetoothLockprogramautomaticallylocksyourcomputerwhenyouwalkawayandunlocksyour

computerwhenyoucomeback.Thisisasimplewaytoprotectyourcomputeragainstunauthorized

accessincasethatyouforgettolockyourcomputer.

–PCCloudManager

ThePCCloudManager(PCM)programisabrowser-basedsolutionforclient-computermanagement.

ThePCMprogramhastwocomponents:PCMServerandPCMClient.PCMServerisinstalledon

thecomputer,wheretheadministratorperformsmanagementwork,suchaspowermanagement

andsecuritymanagement.PCMClientisinstalledontheclientcomputerstobemanaged.The

administratorcanlogintoPCMServertomanagecomputerswithPCMClientinstalled,throughthe

InternetWebbrowser.

•ForWindows8,Windows8.1,andWindows10:

6ThinkCentreM73UserGuide

–LenovoCompanion

Yourcomputer’sbestfeaturesandcapabilitiesshouldbeeasytoaccessandunderstand.WithLenovo

Companion,theyare.UseLenovoCompaniontodothefollowing:

–Optimizeyourcomputer’sperformance,monitoryourcomputer’shealth,andmanageupdates.

–Accessyouruserguide,checkwarrantystatus,andviewaccessoriescustomizedforyourcomputer.

–Readhow-toarticles,exploreLenovoforums,andstayup-to-dateontechnologynewswitharticles

andblogsfromtrustedsources.

LenovoCompanionisﬁlledwithexclusiveLenovocontenttohelpyoulearnmoreaboutwhatyou

candowithyourcomputer.

•ForWindows7,Windows8,Windows8.1,andWindows10:

–LenovoDeviceExperienceorLenovoPCExperience

TheLenovoDeviceExperienceorLenovoPCExperienceprogramhelpsyouworkmoreeasilyand

securely.TheprogramprovideseasyaccesstoLenovoThinkVantageToolsorLenovoTools,important

settingsandinformationaboutyourcomputer,theLenovoSupportWebsite,andsoon.

–LenovoSolutionCenter

TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It

combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,

alongwithhintsandtipsformaximumsystemperformance.

–PowerManager

ThePowerManagerprogramprovidesconvenient,ﬂexible,andcompletepowermanagementfor

yourcomputer.Itenablesyoutoadjustyourcomputerpowersettingstoachievethebestbalance

betweenperformanceandpowersaving.

–REACHitorLenovoReach

TheREACHitorLenovoReachprogramenhancesyourcloudexperience.Thisprogramkeepsyou

connectedatalltimesandenablesyoutoaccessallyourfavoriteitemsfrompersonalcomputers,

smartphones,ortablets.Asaresult,youcanaccess,edit,andshareyourﬁlesfromanywhere.You

alsocanaddyourfavoriteWebservicestoyourclouddesktopandstaylogged-intoWebsiteswith

thecloudpasswordmanager.

–SHAREitorLenovoSHAREit

TheSHAREitorLenovoSHAREitprogramprovidesaquickandeasywaytoshareﬁlesandfolders

amongcomputers,smartphones,tablets,orsmartTVswiththeAndroidortheWindowsoperating

systeminstalled.SHAREitorLenovoSHAREitusesanytypeofnetworkorevennonetworkatallto

shareﬁlesandfolders.

–SystemUpdate

TheSystemUpdateprogramprovidesregularaccesstothesystemupdatesforyourcomputer,such

asdevicedriverupdates,softwareupdates,andBIOSupdates.Theprogramgathersinformationfrom

theLenovoHelpCenteraboutnewupdatesforyourcomputer,thensortsanddisplaystheupdatesfor

downloadandinstallation.Youhavecompletecontrolofwhichupdatestodownloadandinstall.

Locations

Thissectionprovidesinformationtohelpyoulocatetheconnectorsonthefrontandrearofyourcomputer,

partsonthesystemboard,andcomponentsandinternaldrivesinyourcomputer.

Note:Thecomponentsinyourcomputermightlookslightlydifferentfromtheillustrations.

Chapter1.Productoverview7

Locatingconnectors,controls,andindicatorsonthefrontofyour

computer

Figure1“Frontconnector,control,andindicatorlocations”onpage8showsthelocationsoftheconnectors,

controls,andindicatorsonthefrontofyourcomputer.

Figure1.Frontconnector,control,andindicatorlocations

1Powerbutton2Bluetoothactivityindicator

3Wirelessactivityindicator4Harddiskdriveactivityindicator

5Powerindicator

6USB3.0connector

7Microphoneconnector8Headsetconnector

9AlwaysOnUSB3.0connector

Notes:

•Indicators2,3,4,and5arevisibleonlywhentheyarelit.

•Theheadsetconnector8supportsamicrophone-integratedheadsetanddoesnotsupporta

conventionalmicrophone.

8ThinkCentreM73UserGuide

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Lenovo ThinkCentre M73 User manual

Lenovo ThinkCentre M73 User manual

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