Lenovo ThinkCentre M73 10DL User manual

ThinkCentreM73
UserGuide
MachineTypes:10AX,10AY,10DK,10DL,10DM,and10DN

Note:Beforeusinthisinformationandtheproductitsupports,besuretoreadandunderstandthe
“Importantsafetyinformation”onpaevandAppendixA“Notices”onpae129.
FourthEdition(September2015)
©CopyrihtLenovo2013,2015.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration
“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents
Importantsafetyinformation......v
Serviceanduprades.............v
Staticelectricityprevention...........v
Powercordsandpoweradapters........vi
Extensioncordsandrelateddevices.......vi
Plusandoutlets..............vii
Externaldevices..............vii
Generalbatterynotice............vii
Rechareablebatterynotice.........viii
Heatandproductventilation.........viii
Operatinenvironment............ix
Lasercompliancestatement..........ix
Powersupplystatement............x
Cleaninandmaintenance...........x
Chapter1.Productoverview......1
Features..................1
Specifications................4
Lenovoprorams..............4
Accessinaproramonyourcomputer....4
AnintroductiontoLenovoprorams.....5
Locations..................7
Locatinconnectors,controls,andindicators
onthefrontofyourcomputer........8
Locatinconnectorsontherearofyour
computer................9
Locatincomponents..........11
Locatinpartsonthesystemboard....12
Machinetypeandmodellabel.......13
Chapter2.Usinyourcomputer...15
Frequentlyaskedquestions.........15
NaviatinamonscreensontheWindows8and
Windows8.1operatinsystems........15
NaviatinonWindows8........15
NaviatinonWindows8.1........17
AccessinControlPanelontheWindows8or
Windows8.1operatinsystem........18
UsinWindowsshortcutkeys.........18
Usinthewheelmouse...........19
Settinthecomputervolume.........19
AddinanicontotheWindowsnotificationarea.19
UsinCDsandDVDs............20
HandlinandstorinCDandDVDmedia..20
PlayinaCDorDVD..........21
RecordinaCDorDVD.........21
Chapter3.Youandyourcomputer..23
Accessibilityandcomfort..........23
Arraninyourworkspace........23
Comfort...............23
Glareandlihtin............24
Aircirculation.............24
Electricaloutletsandcablelenths.....24
Accessibilityinformation.........24
Reisterinyourcomputer..........27
Movinyourcomputertoanothercountryor
reion..................27
Chapter4.Security..........29
Securityfeatures..............29
AttachinaKensinton-stylecablelock.....30
Preventinunauthorizedaccesstoyour
computer.................30
Usinfinerprintauthentication........31
Usinandunderstandinfirewalls.......31
Protectindataaainstviruses........31
Chapter5.Installinorreplacin
hardware...............33
Handlinstatic-sensitivedevices.......33
Installinorreplacinhardware........33
Installinexternaloptions........33
Installinorremovintheacpoweradapter.34
Installinorremovintheverticalstand...35
InstallinorremovintheVESAmount
bracket................37
Installinorremovintheacpoweradapter
bracket................39
Replacintheopticaldrive........41
Replacinthesecondaryharddiskdrive...46
InstallinorremovintheI/Obox.....52
Removinthecomputercover.......55
Installinorremovintheharddiskdrive
assembly...............57
Installinorreplacinamemorymodule...59
Replacinthebattery..........60
ReplacinthePowerbuttonboard.....62
ReplacintheWi-Ficardmodule......63
InstallinorremovinthefrontWi-Fi
antenna...............65
InstallinorremovintherearWi-Fiantenna.67
Replacintheinternalspeaker.......69
Replacinthecoverpresenceswitch....71
Replacinthesystemfan.........73
Replacinthethermalmodule.......75
©CopyrihtLenovo2013,2015i

Replacinthemicroprocessor.......77
Replacinthekeyboardormouse.....79
Completinthepartsreplacement.....80
Chapter6.Recoveryinformation...83
RecoveryinformationfortheWindows7operatin
system..................83
Creatinandusinrecoverymedia.....83
Performinbackupandrecoveryoperations.84
UsintheRescueandRecoveryworkspace.85
Creatinandusinarescuemedium....86
Reinstallinpreinstalledapplicationsand
devicedrivers.............87
Reinstallinsoftwareprorams......88
Reinstallindevicedrivers........88
Solvinrecoveryproblems........88
RecoveryinformationfortheWindows8or
Windows8.1operatinsystem........89
Refreshinyourcomputer........89
Resettinyourcomputertothefactorydefault
settins................89
Usintheadvancedstartupoptions....89
RecoverinyouroperatinsystemifWindows
8orWindows8.1failstostart.......90
RecoveryinformationfortheWindows10operatin
system..................90
Chapter7.UsintheSetupUtility
proram................93
StartintheSetupUtilityproram.......93
Viewinandchaninsettins........93
UsinBIOSpasswords...........93
Passwordconsiderations.........94
Power-OnPassword..........94
AdministratorPassword.........94
HardDiskPassword...........94
Settin,chanin,anddeletinapassword.94
Erasinlostorforottenpasswords(clearin
CMOS)................95
Enablinordisablinadevice........95
Selectinastartupdevice..........96
Selectinatemporarystartupdevice....96
Selectinorchaninthestartupdevice
sequence...............96
EnablinErPLPScompliancemode......96
ICEperformancemode...........97
ICEthermalalert..............97
ExitintheSetupUtilityproram.......98
Chapter8.Updatinsystem
prorams...............99
Usinsystemprorams...........99
UpdatintheBIOS.............99
RecoverinfromaPOST/BIOSupdatefailure..99
Chapter9.Preventinproblems..101
Keepinyourcomputercurrent........101
Gettinthelatestdevicedriversforyour
computer...............101
Gettinthelatestsystemupdates.....101
Cleaninandmaintenance..........102
Basics................102
Cleaninyourcomputer.........102
Goodmaintenancepractices.......103
Movinyourcomputer...........104
Chapter10.Troubleshootinand
dianostics.............107
Basictroubleshootin............107
Troubleshootinprocedure..........108
Troubleshootin..............109
Audioproblems............109
CDproblems.............110
DVDproblems.............111
Intermittentproblems..........113
Keyboard,mouse,orpointindevice
problems...............113
Monitorproblems............115
Networkinproblems..........116
Optionproblems............119
Performanceandlockupproblems.....120
Printerproblems............121
Serialconnectorproblems........122
Softwareproblems...........122
USBproblems.............123
LenovoSolutionCenter...........124
Chapter11.Gettininformation,help,
andservice.............125
Informationresources............125
Windowshelpsystem..........125
SafetyandWarranty...........125
LenovoWebsite............125
LenovoSupportWebsite.........126
Helpandservice..............126
Usinthedocumentationanddianostic
proram...............126
Callinforservice............126
Usinotherservices..........127
Purchasinadditionalservices......127
AppendixA.Notices.........129
Trademarks................130
iiThinkCentreM73UserGuide

AppendixB.Reulatory
information.............131
Exportclassificationnotice..........131
Electronicemissionsnotices.........131
FederalCommunicationsCommission
DeclarationofConformity........131
Eurasiancompliancemark..........133
Brazilaudionotice.............133
Mexicowireless-radiocomplianceinformation..133
Additionalreulatoryinformation.......133
AppendixC.WEEEandrecyclin
information.............135
ImportantWEEEinformation.........135
RecyclininformationforJapan........135
RecyclininformationforBrazil........136
BatteryrecyclininformationforTaiwan.....136
BatteryrecyclininformationfortheEuropean
Union..................136
AppendixD.RestrictionofHazardous
SubstancesDirective(RoHS)....139
EuropeanUnionRoHS...........139
ChinaRoHS................139
TurkishRoHS...............139
UkraineRoHS...............140
IndiaRoHS................140
AppendixE.ChinaEneryLabel..141
AppendixF.ENERGYSTARmodel
information.............143
Index.................145
©CopyrihtLenovo2013,2015iii

ivThinkCentreM73UserGuide

Importantsafetyinformation
CAUTION:
Beforeusinthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis
product.RefertotheinformationinthissectionandthesafetyinformationintheSafety,Warranty,and
SetupGuidethatyoureceivedwiththisproduct.Readinandunderstandinthissafetyinformation
reducestheriskofpersonalinjuryanddamaetoyourproduct.
IfyounolonerhaveacopyoftheSafety,Warranty,andSetupGuide,youcanobtainaPortableDocument
Format(PDF)versionfromtheLenovo®SupportWebsiteathttp://www.lenovo.com/support.TheLenovo
SupportWebsitealsoprovidestheSafety,Warranty,andSetupGuideandthisUserGuideinadditional
lanuaes.
Serviceanduprades
DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.
Note:Somecomputerpartscanbeupradedorreplacedbythecustomer.Upradestypicallyare
referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer
ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor
customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallinor
replacinparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltaelevelsinsidea
productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysmake
surethatthepoweristurnedoffandthattheproductisunpluedfromanypowersource.Formore
informationonCRUs,refertoChapter5“Installinorreplacinhardware”onpae33.Ifyouhaveany
questionsorconcerns,contacttheCustomerSupportCenter.
Althouhtherearenomovinpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followinwarninsarerequiredforyoursafety.
CAUTION:
Hazardousmovinparts.Keepfinersandotherbodypartsaway.
CAUTION:
Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe
computeriscool.
Staticelectricityprevention
Staticelectricity,althouhharmlesstoyou,canseriouslydamaecomputercomponentsandoptions.
Improperhandlinofstatic-sensitivepartscancausedamaetothepart.Whenyouunpackanoption
©CopyrihtLenovo2013,2015v

orCRU,donotopenthestatic-protectivepackaecontaininthepartuntiltheinstructionsdirectyou
toinstallit.
WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowinprecautions
toavoidstatic-electricitydamae:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe
edes.Nevertouchexposedcircuitry.
•Preventothersfromtouchincomponents.
•Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackaecontaininthe
parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo
seconds.Thisreducesstaticelectricityinthepackaeandyourbody.
•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackainandinstallthepart
withoutsettinitdown.Whenthisisnotpossible,placethestatic-protectivepackainonasmooth,
levelsurfaceandplacethepartonit.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Powercordsandpoweradapters
Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.Donotusetheac
powercordforotherdevices.
Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F,3G,0.75mm2,orbetter.For
othercountries,thesuitabletypesshallbeusedaccordinly.
Neverwrapapowercordaroundapoweradapterorotherobject.Doinsocanstressthecordinwaysthat
cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.
Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.
Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower
adapternearsinks,tubs,toilets,oronfloorsthatarecleanedwithliquidcleansers.Liquidscancausea
shortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan
causeradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,
whichcaneventuallyresultinoverheatin.
Ensurethatallpowercordconnectorsaresecurelyandcompletelypluedintoreceptacles.
Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssinsofoverheatin(such
asdeformedplastic)attheacinputoranywhereonthepoweradapter.
Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsinsofcorrosionor
overheatinorwherethepowercordappearstohavebeendamaedinanyway.
Extensioncordsandrelateddevices
Ensurethatextensioncords,sureprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse
areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips
areused,theloadshouldnotexceedthepowerstripinputratin.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratins.
viThinkCentreM73UserGuide

Plusandoutlets
Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobedamaed
orcorroded,donotusetheoutletuntilitisreplacedbyaqualifiedelectrician.
Donotbendormodifytheplu.Ifthepluisdamaed,contactthemanufacturertoobtainareplacement.
Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlareamountsof
electricity;otherwise,unstablevoltaemihtdamaeyourcomputer,data,orattacheddevices.
Someproductsareequippedwithathree-pronedplu.Thisplufitsonlyintoaroundedelectricaloutlet.
Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryintoinsertitintoanon-roundedoutlet.If
youcannotinsertthepluintotheoutlet,contactanelectricianforanapprovedoutletadapterortoreplace
theoutletwithonethatenablesthissafetyfeature.Neveroverloadanelectricaloutlet.Theoverallsystem
loadshouldnotexceed80percentofthebranchcircuitratin.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloadsandbranchcircuitratins.
Besurethatthepoweroutletyouareusinisproperlywired,easilyaccessible,andlocatedclosetothe
equipment.Donotfullyextendpowercordsinawaythatwillstressthecords.
Besurethatthepoweroutletprovidesthecorrectvoltaeandcurrentfortheproductyouareinstallin.
Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.
Externaldevices
DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and1394
cableswhilethecomputerpowerison;otherwise,youmihtdamaeyourcomputer.Toavoidpossible
damaetoattacheddevices,waitatleastfivesecondsafterthecomputerisshutdowntodisconnect
externaldevices.
Generalbatterynotice
DANGER
PersonalcomputersmanufacturedbyLenovomihtcontainacoincellbatteryandarechareable
batterypacktothesystem.BatteriessuppliedbyLenovoforusewithyourproducthavebeen
testedforcompatibilityandshouldonlybereplacedwithapprovedparts.
Neverattempttoopenorserviceanybattery.Donotcrush,puncture,orincineratebatteriesor
shortcircuitthemetalcontacts.Donotexposethebatterytowaterorotherliquids.Onlyrechare
thebatterypackstrictlyaccordintoinstructionsincludedintheproductdocumentation.
Batteryabuseormishandlincancausethebatterytooverheat,whichcancauseassesorflame
to“vent”fromthebatterypackorcoincell.Ifyourbatteryisdamaed,orifyounoticeany
discharefromyourbatteryorthebuildupofforeinmaterialsonthebatteryleads,stopusinthe
batteryandobtainareplacementfromthebatterymanufacturer.
Batteriescanderadewhentheyareleftunusedforlonperiodsoftime.Forsomerechareable
batteries(particularlyLithiumIonbatteries),leavinabatteryunusedinadischaredstatecould
increasetheriskofabatteryshortcircuit,whichcouldshortenthelifeofthebatteryandalsocan
©CopyrihtLenovo2013,2015vii

poseasafetyhazard.DonotletrechareableLithium-Ionbatteriescompletelydischareorstore
thesebatteriesinadischaredstate.
Rechareablebatterynotice
DANGER
Donotattempttodisassembleormodifythebatterypack.Attemptintodosocancausean
explosion,orliquidleakaefromthebatterypack.Abatterypackotherthantheonespecifiedby
Lenovo,oradisassembledormodifiedbatterypackisnotcoveredbythewarranty.
Iftherechareablebatterypackisincorrectlyreplaced,thereisdanerofanexplosion.Thebattery
packcontainsasmallamountofharmfulsubstances.Toavoidpossibleinjury:
•ReplaceonlywithabatteryofthetyperecommendedbyLenovo.
•Keepthebatterypackawayfromfire.
•Donotexposeittowaterorrain.
•Donotattempttodisassembleit.
•Donotshort-circuitit.
•Keepitawayfromchildren.
•Donotdropthebatterypack.
Donotputthebatterypackintrashthatisdisposedofinlandfills.Whendisposinofthebattery,
complywithlocalordinancesorreulations.
Thebatterypackshouldbestoredatroomtemperature,charedtoapproximately30to50%
ofcapacity.Werecommendthatbatterypackbecharedaboutonceperyeartoprevent
overdischare.
Heatandproductventilation
Computers,poweradapters,andmanyaccessoriescanenerateheatwhenturnedonandwhenbatteries
arecharin.Alwaysfollowthesebasicprecautions:
•Donotleaveyourcomputer,poweradapter,oraccessoriesincontactwithyourlaporanypartofyour
bodyforanextendedperiodwhentheproductsarefunctioninorwhenthebatteryischarin.Your
computer,poweradapter,andmanyaccessoriesproducesomeheatdurinnormaloperation.Extended
contactwiththebodycouldcausediscomfortor,potentially,askinburn.
•Donotcharethebatteryoroperateyourcomputer,poweradapter,oraccessoriesnearflammable
materialsorinexplosiveenvironments.
•Ventilationslots,fans,andheatsinksareprovidedwiththeproductforsafety,comfort,andreliable
operation.Thesefeaturesmihtinadvertentlybecomeblockedbyplacintheproductonabed,sofa,
carpet,orotherflexiblesurface.Neverblock,cover,ordisablethesefeatures.
Inspectyourdesktopcomputerfordustaccumulationatleastonceeverythreemonths.Beforeinspectin
yourcomputer,turnoffthepowerandunpluthecomputer'spowercordfromtheelectricaloutlet;then
removeanydustfromventsandperforationsinthebezel.Ifyounoticeexternaldustaccumulation,then
examineandremovedustfromtheinsideofthecomputerincludinheatsinkinletfins,powersupplyvents,
andfans.Alwaysturnoffandunpluthecomputerbeforeopeninthecover.Ifpossible,avoidoperatin
yourcomputerwithintwofeetofhih-trafficareas.Ifyoumustoperateyourcomputerinornearahih-traffic
area,inspectand,ifnecessary,cleanyourcomputermorefrequently.
viiiThinkCentreM73UserGuide

Foryoursafetyandtomaintainoptimumcomputerperformance,alwaysfollowthesebasicprecautions
withyourdesktopcomputer:
•Keepthecoverclosedwheneverthecomputerispluedin.
•Reularlyinspecttheoutsideofthecomputerfordustaccumulation.
•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaninsmihtberequiredfor
computersindustyorhih-trafficareas.
•Donotrestrictorblockanyventilationopenins.
•Donotstoreoroperateyourcomputerinsidefurniture,asthismihtincreasetheriskofoverheatin.
•Airflowtemperaturesintothecomputershouldnotexceed35°C(95°F).
•Donotinstallairfiltrationdevices.Theymayinterferewithpropercoolin.
Operatinenvironment
Theoptimalenvironmentinwhichtouseyourcomputeris10°C-35°C(50°F-95°F)withhumidityranin
between35%and80%.Ifyourcomputerisstoredortransportedintemperatureslessthan10°C(50°F),
allowthecoldcomputertoriseslowlytoanoptimaloperatintemperatureof10°C-35°C(50°F-95°F)before
use.Thisprocesscouldtaketwohoursinextremeconditions.Failuretoallowyourcomputertorisetoan
optimaloperatintemperaturebeforeusecouldresultinirreparabledamaetoyourcomputer.
Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.
Keepelectricalappliancessuchasanelectricfan,radio,hih-poweredspeakers,airconditioner,and
microwaveovenawayfromyourcomputerbecausethestronmaneticfieldseneratedbythese
appliancescandamaethemonitoranddataontheharddiskdrive.
Donotplaceanybeveraesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledon
orinthecomputeroranattacheddevice,ashortcircuitorotherdamaemihtoccur.
Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamae.
Lasercompliancestatement
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVDdrives,fiberopticdevices,ortransmitters)are
installed,notethefollowin:
•Donotremovethecovers.Removinthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespecifiedherein
mihtresultinhazardousradiationexposure.
DANGER
SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowin:
Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.
©CopyrihtLenovo2013,2015ix

Powersupplystatement
Neverremovethecoveronapowersupplyoranypartthathasthefollowinlabelattached.
Hazardousvoltae,current,andenerylevelsarepresentinsideanycomponentthathasthislabelattached.
Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,
contactaservicetechnician.
Cleaninandmaintenance
Keepyourcomputerandworkspaceclean.Shutdownthecomputerandthendisconnectthepower
cordbeforecleaninthecomputer.Donotsprayanyliquiddeterentdirectlyonthecomputeroruse
anydeterentcontaininflammablematerialtocleanthecomputer.Spraythedeterentonasoftcloth
andthenwipethecomputersurfaces.
xThinkCentreM73UserGuide

Chapter1.Productoverview
Thischapterprovidesinformationaboutthecomputerfeatures,specifications,softwareproramsprovided
byLenovo,andlocationsofconnectors,components,partsonthesystemboard,andinternaldrives.
Features
Thissectionintroducesthecomputerfeatures.Theinformationcoversavarietyofmodels.
Toviewtheinformationaboutyourspecificmodel,dooneofthefollowin:
•OntheMicrosoft®Windows®7operationsystem,clickStart,riht-clickComputer,andselectProperties
toviewtheinformation.
•OntheMicrosoftWindows8orWindows8.1operatinsystem,otothedesktopandmoveyourpointer
tothetop-rihtorbottom-rihtcornerofthescreentodisplaythecharms.ThenclickSettins➙PC
infotoviewtheinformation.
•OntheMicrosoftWindows10operatinsystem,clicktheStartbuttontoopentheStartmenu.Then,click
Settins➙System➙Abouttoviewtheinformation.
Microprocessor
Toviewthemicroprocessorinformationofyourcomputer,dothefollowin:
•OntheMicrosoftWindows7operationsystem,clickStart,riht-clickComputer,andselectProperties
toviewtheinformation.
•OntheMicrosoftWindows8orWindows8.1operatinsystem,otothedesktopandmoveyourpointer
tothetop-rihtorbottom-rihtcornerofthescreentodisplaythecharms.ThenclickSettins➙PC
infotoviewtheinformation.
•OntheMicrosoftWindows10operatinsystem,clicktheStartbuttontoopentheStartmenu.Then,click
Settins➙System➙Abouttoviewtheinformation.
Memory
Yourcomputersupportsuptotwodoubledatarate3smalloutlinedualinlinememorymodules(DDR3
SODIMMs).
Internaldrives
•ExternalOpticaldrive:DVD-ROMorDVD-R(optional)
•Hybriddrive(optional)
•SerialAdvancedTechnoloyAttachment(SATA)harddiskdrive
•Solid-statedrive(optional)
Videosubsystem
•InteratedraphicsforaVideoGraphicsArray(VGA)connectorandaDisplayPort®connector
Audiosubsystem
•Interatedhih-definition(HD)audio
•Microphoneconnectorandheadsetconnector(alsoknownasaudiojack)onthefrontpanel
•Internalspeaker
©CopyrihtLenovo2013,20151

Connectivity
•100/1000MbpsinteratedEthernetcontroller
•Wi-Ficardmodule(optional)
•Wi-FiwithBluetoothmodule(optional)
Systemmanaementfeatures
•Abilitytostorepower-onself-test(POST)hardwaretestresults
•DesktopManaementInterface(DMI)
DesktopManaementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall
aspectsofacomputer,includinprocessortype,installationdate,attachedprintersandotherperipherals,
powersources,andmaintenancehistory.
•ErPLPScompliancemode
Theenery-relatedproductsdirective(ErP)lowestpowerstate(LPS)compliancemodereducesthe
consumptionofelectricitywhenyourcomputerisinsleeporoffmode.Formoreinformation,see
“EnablinErPLPScompliancemode”onpae96.
•Intel®StandardManaeability
IntelStandardManaeabilityishardwareandfirmwaretechnoloythatbuildscertainfunctionality
intocomputersinordertomakethemeasierandlessexpensiveforbusinessestomonitor,maintain,
update,uprade,andrepair.
•PrebootExecutionEnvironment(PXE)
ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinanetworkinterface
independentofdatastoraedevices(suchastheharddiskdrive)orinstalledoperatinsystems.
•IntellientCoolinEnine(ICE)
TheIntellientCoolinEnineisasystemthermalmanaementsolutionthatenablesyourcomputer
torunwithbetterthermalandacousticperformance.TheICEfunctionalsomonitorsthethermal
performanceofyourcomputertoidentifythermalproblems.Formoreinformation,see“ICEperformance
mode”onpae97and“ICEthermalalert”onpae97.
•SystemManaement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecificationdefinesdatastructuresandaccessmethodsinaBIOSthatallowsauseror
applicationtostoreandretrieveinformationspecificaboutthecomputerinquestion.
•WakeonLAN
WakeonLANisanEthernetcomputernetworkinstandardthatallowsacomputertobeturnedon
orwokenupbyanetworkmessae.Themessaeisusuallysentbyaproramrunninonanother
computeronthesamelocalareanetwork.
•WindowsManaementInstrumentation(WMI)
WindowsManaementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan
operatinsysteminterfacethrouhwhichinstrumentedcomponentsprovideinformationandnotification.
2ThinkCentreM73UserGuide

Input/Output(I/O)features
•OneDisplayPortconnector
•OneEthernetconnector
•Oneoptionalconnector(forinstallinaserialconnectororaUSB2.0connector)
•OneVGAmonitorconnector
•ThreeUniversalSerialBus(USB)2.0connectors(ontherearpanel)
•TwoUSB3.0connectors(onthefrontpanel)
•Twoaudioconnectorsonthefrontpanel(microphoneconnectorandheadsetconnector)
Formoreinformation,see“Locatinconnectors,controls,andindicatorsonthefrontofyourcomputer”on
pae8and“Locatinconnectorsontherearofyourcomputer”onpae9.
Expansion
•Oneexternalopticaldrivebox(optional,supportinanopticaldriveorasecondaryharddiskdrive)
•Oneharddiskdrivebay
•OneminiPCIExpresscardslot
Powersupply
Yourcomputercomeswitha65-wattacpoweradapter.
Securityfeatures
•Abilitytoenableordisableadevice
•AbilitytoenableanddisableUSBconnectorsindividually
•ComputraceAentsoftwareembeddedinfirmware
•Coverpresenceswitch(alsocalledintrusionswitch)
•Keyboardwithfinerprintreader(shippedwithsomemodels)
•Power-onpassword(POP),administratorpassword,andharddiskdrivepasswordtodeterunauthorized
useofyourcomputer
•Startupsequencecontrol
•Startupwithoutkeyboardormouse
•SupportforaKensinton-stylecablelock
Formoreinformation,seeChapter4“Security”onpae29.
Preinstalledsoftwareprorams
Yourcomputerispreinstalledwithsoftwareproramstohelpyouworkmoreeasilyandsecurely.Formore
information,see“Lenovoprorams”onpae4.
Preinstalledoperatinsystem
Yourcomputerispreinstalledwithoneofthefollowinoperatinsystems:
•MicrosoftWindows7operatinsystem
•MicrosoftWindows8operatinsystem
•MicrosoftWindows8.1operatinsystem
•MicrosoftWindows10operatinsystem
Chapter1.Productoverview3

Operatinsystem(s),certifiedortestedforcompatibility1(variesbymodeltype)
•Linux®
Specifications
Thissectionliststhephysicalspecificationsforyourcomputer.
Dimensions
Width:179mm(7.05inches)
Heiht:34.5mm(1.36inches)
Depth:182mm(7.17inches)
Weiht
Maximumconfiurationasshipped:4.86k(10.71lb)(withpackae)
Maximumconfiurationasshipped:4.14k(9.13lb)(withoutpackae)
Environment
•Airtemperature:
Operatin:10°Cto35°C(50°Fto95°F)
Storaeinoriinalshippinpackae:-40°Cto60°C(-40°Fto140°F)
Storaewithoutpackae:-10°Cto60°C(14°Fto140°F)
•Humidity:
Operatin:20%to80%(non-condensin)
Storae:20%to90%(non-condensin)
•Altitude:
Operatin:-15.2to3048m(-50to10000ft)
Storae:-15.2to10668m(-50to35000ft)
Electricalinput
Theacpoweradapterinputvoltae:100to240Vac
Inputfrequency:50/60Hz
Lenovoprorams
YourcomputercomeswithLenovoproramstohelpyouworkmoreeasilyandsecurely.Dependinon
theWindowsoperatinsystempreinstalled,theproramsmihtvary.
Accessinaproramonyourcomputer
Note:ForWindows7,someoftheLenovoproramsmihtbereadytobeinstalled,soyouneedtoinstall
themmanually.Then,youcanaccessandusetheseprorams.Toinstallaproramthatisreadytobe
installed,opentheLenovoThinkVantae®Toolsproram,andthenviewtheproramiconsusinTiles.
Followtheinstructionsunderreyed-outiconstolocatetheiconforthedesiredproram.Double-click
theicontoinstalltheproram.
Toaccessaproramonyourcomputer,dooneofthefollowin:
1.Theoperatinsystem(s)listedherearebeincertifiedortestedforcompatibilityatthetimethispublicationoesto
press.AdditionaloperatinsystemsmihtbeidentifiedbyLenovoascompatiblewithyourcomputerfollowinthe
publicationofthismanual.Thislistissubjecttochane.Todetermineifanoperatinsystemhasbeencertifiedor
testedforcompatibility,checktheWebsiteoftheoperatinsystemvendor.
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•ForWindows7orWindows10:
–FromWindowsSearch:
1.DependinonyourWindowsversion,dooneofthefollowin:
–ForWindows7:ClicktheStartbuttontoopentheStartmenu,andthentypetheproram
nameintothesearchbox.
–ForWindows10:TypetheproramnameintothesearchboxnexttotheStartbutton.
2.Inthesearchresults,clickthenameofthedesiredproramtolaunchtheproram.
–FromtheStartmenuorControlPanel:
1.ClicktheStartbuttontoopentheStartmenu.Then,clickthenameofthedesiredproramto
launchtheproram.
2.Iftheproramnameisnotdisplayed,clickAllProramsforWindows7orAllappsforWindows
10todisplaytheproramlist.Fromthelistorafolderinthelist,clickthenameofthedesired
proramtolaunchtheproram.
3.IftheproramnameisnotdisplayedontheStartmenu,accesstheproramfromControlPanel.
a.DependinonyourWindowsversion,dooneofthefollowin:
–ForWindows7:ClickControlPanelontheStartmenu.
–ForWindows10:Riht-clicktheStartbuttontoopentheStartcontextmenu,andthen
clickControlPanel.
b.ViewControlPanelusinLareiconsorSmallicons,andthenclickthenameofthedesired
proramtolaunchtheproram.
•ForWindows8orWindows8.1:
1.PresstheWindowskeytoototheStartscreen.Clickthenameofthedesiredproramto
launchtheproram.
2.Ifyoucannotfindtheproramyouneed,dependinonyourWindowsversion,dooneofthefollowin:
–ForWindows8:Movethepointertothebottom-rihtcornerofthescreentodisplaythecharms.
ThenclicktheSearchcharmtosearchforthedesiredproram.
–ForWindows8.1:Clickthearrowiconinthebottom-leftcornerofthescreentootothe
Appsscreen.Findthedesiredproramintheappslistorsearchforitinthesearchboxinthe
top-rihtcornerofthescreen.
AnintroductiontoLenovoprorams
ThissectionprovidesinformationaboutthemajorLenovoproramsavailableonyouroperatinsystem.
Note:Dependinonyourcomputermodel,someofthefollowinproramsmihtnotbeavailable.
•ForWindows7only:
–CreateRecoveryMedia
TheCreateRecoveryMediaproramenablesyoutorestoreonlytheCdriveortheentirestorae
drivetothefactory-defaultsettins.
–LenovoPowerENGAGE
TheLenovoPowerENGAGEproramenablesyoutoreisteryourcomputerwithLenovo.
–MessaeCenterPlus
TheMessaeCenterPlusproramautomaticallydisplaysmessaesinforminyouaboutimportant
noticesfromLenovo,suchasalertsonsystemupdatesandalertsonconditionsthatrequireyour
attention.
Chapter1.Productoverview5

–RescueandRecovery®
TheRescueandRecoveryproramisaone-buttonrecoveryandrestoresolution.Itincludesaset
ofself-recoverytoolstohelpyoudianosecomputerproblems,ethelp,andrecoverfromsystem
crashes,evenifyoucannotstarttheWindowsoperatinsystem.
•ForWindows10only:
–LenovoID
TheLenovoIDproramenablesyoutocreateyourLenovoIDandaccessallsupportedLenovo
proramsandwebportalswithsinlesin-on.
•ForWindows8andWindows8.1:
–LenovoSupport
TheLenovoSupportproramenablesyoutoreisteryourcomputerwithLenovo,checkthecomputer
healthconditionandbatterystatus,downloadandviewusermanualsforyourcomputer,etthe
warrantyinformationofyourcomputer,andexplorehelpandsupportinformation.
•ForWindows7,Windows8,andWindows8.1:
–FinerprintManaerProorThinkVantaeFinerprintSoftware
TheFinerprintManaerProorThinkVantaeFinerprintSoftwareproramenablesyoutousea
finerprintreader.Theinteratedfinerprintreaderprovidedonsomekeyboardsenablesyoutoenroll
yourfinerprintandassociateitwithyourpower-onpassword,harddiskpassword,andWindows
password.Asaresult,finerprintauthenticationcanreplacepasswordsandenablesimpleandsecure
useraccess.
–PasswordManaer
ThePasswordManaerproramautomaticallycapturesandfillsinauthenticationinformationfor
WindowsproramsandWebsites.
•ForWindows7,Windows8.1,andWindows10:
–LenovoBluetoothLock
TheLenovoBluetoothLockproramenablesyoutouseaBluetoothdevice(suchasyoursmartphone)
asaproximity-basedunitforlockinorunlockinyourcomputerautomatically.Bydetectinthe
distancebetweenyourcomputerandthepredefinedBluetoothdevicethatyouarecarryin,theLenovo
BluetoothLockproramautomaticallylocksyourcomputerwhenyouwalkawayandunlocksyour
computerwhenyoucomeback.Thisisasimplewaytoprotectyourcomputeraainstunauthorized
accessincasethatyouforettolockyourcomputer.
–PCCloudManaer
ThePCCloudManaer(PCM)proramisabrowser-basedsolutionforclient-computermanaement.
ThePCMproramhastwocomponents:PCMServerandPCMClient.PCMServerisinstalledon
thecomputer,wheretheadministratorperformsmanaementwork,suchaspowermanaement
andsecuritymanaement.PCMClientisinstalledontheclientcomputerstobemanaed.The
administratorcanlointoPCMServertomanaecomputerswithPCMClientinstalled,throuhthe
InternetWebbrowser.
•ForWindows8,Windows8.1,andWindows10:
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–LenovoCompanion
Yourcomputer’sbestfeaturesandcapabilitiesshouldbeeasytoaccessandunderstand.WithLenovo
Companion,theyare.UseLenovoCompaniontodothefollowin:
–Optimizeyourcomputer’sperformance,monitoryourcomputer’shealth,andmanaeupdates.
–Accessyouruseruide,checkwarrantystatus,andviewaccessoriescustomizedforyourcomputer.
–Readhow-toarticles,exploreLenovoforums,andstayup-to-dateontechnoloynewswitharticles
andblosfromtrustedsources.
LenovoCompanionisfilledwithexclusiveLenovocontenttohelpyoulearnmoreaboutwhatyou
candowithyourcomputer.
•ForWindows7,Windows8,Windows8.1,andWindows10:
–LenovoDeviceExperienceorLenovoPCExperience
TheLenovoDeviceExperienceorLenovoPCExperienceproramhelpsyouworkmoreeasilyand
securely.TheproramprovideseasyaccesstoLenovoThinkVantaeToolsorLenovoTools,important
settinsandinformationaboutyourcomputer,theLenovoSupportWebsite,andsoon.
–LenovoSolutionCenter
TheLenovoSolutionCenterproramenablesyoutotroubleshootandresolvecomputerproblems.It
combinesdianostictests,systeminformationcollection,securitystatus,andsupportinformation,
alonwithhintsandtipsformaximumsystemperformance.
–PowerManaer
ThePowerManaerproramprovidesconvenient,flexible,andcompletepowermanaementfor
yourcomputer.Itenablesyoutoadjustyourcomputerpowersettinstoachievethebestbalance
betweenperformanceandpowersavin.
–REACHitorLenovoReach
TheREACHitorLenovoReachproramenhancesyourcloudexperience.Thisproramkeepsyou
connectedatalltimesandenablesyoutoaccessallyourfavoriteitemsfrompersonalcomputers,
smartphones,ortablets.Asaresult,youcanaccess,edit,andshareyourfilesfromanywhere.You
alsocanaddyourfavoriteWebservicestoyourclouddesktopandstayloed-intoWebsiteswith
thecloudpasswordmanaer.
–SHAREitorLenovoSHAREit
TheSHAREitorLenovoSHAREitproramprovidesaquickandeasywaytosharefilesandfolders
amoncomputers,smartphones,tablets,orsmartTVswiththeAndroidortheWindowsoperatin
systeminstalled.SHAREitorLenovoSHAREitusesanytypeofnetworkorevennonetworkatallto
sharefilesandfolders.
–SystemUpdate
TheSystemUpdateproramprovidesreularaccesstothesystemupdatesforyourcomputer,such
asdevicedriverupdates,softwareupdates,andBIOSupdates.Theproramathersinformationfrom
theLenovoHelpCenteraboutnewupdatesforyourcomputer,thensortsanddisplaystheupdatesfor
downloadandinstallation.Youhavecompletecontrolofwhichupdatestodownloadandinstall.
Locations
Thissectionprovidesinformationtohelpyoulocatetheconnectorsonthefrontandrearofyourcomputer,
partsonthesystemboard,andcomponentsandinternaldrivesinyourcomputer.
Note:Thecomponentsinyourcomputermihtlookslihtlydifferentfromtheillustrations.
Chapter1.Productoverview7

Locatinconnectors,controls,andindicatorsonthefrontofyour
computer
Fiure1“Frontconnector,control,andindicatorlocations”onpae8showsthelocationsoftheconnectors,
controls,andindicatorsonthefrontofyourcomputer.
Figure1.Frontconnector,control,andindicatorlocations
1Powerbutton2Bluetoothactivityindicator
3Wirelessactivityindicator4Harddiskdriveactivityindicator
5Powerindicator6USB3.0connector
7Microphoneconnector8Headsetconnector
9AlwaysOnUSB3.0connector
Notes:
•Indicators2,3,4,and5arevisibleonlywhentheyarelit.
•Theheadsetconnector8supportsamicrophone-interatedheadsetanddoesnotsupporta
conventionalmicrophone.
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