Lenovo 2756D7U User manual

Category
Mini PCs
Type
User manual
ThinkCentre
UserGuide
MachineTypes:2697,2698,2742,2750,2935,2943,2960,2967,
2986,2992,2994,2999,3182,3184,3186,3190,3201,3204,3208,
3212,3217,3220,3226,3228,3302,3391,and3392
Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe
“Importantsafetyinformation”onpagevandAppendixA“Notices”onpage131.
FourthEdition(May2012)
©CopyrightLenovo2012.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration
“GSAcontract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.
Contents
Importantsafetyinformation......v
Serviceandupgrades.............v
Staticelectricityprevention...........v
Powercordsandpoweradapters........vi
Extensioncordsandrelateddevices.......vi
Plugsandoutlets..............vii
Externaldevices..............vii
Heatandproductventilation.........vii
Operatingenvironment...........viii
Modemsafetyinformation..........viii
Lasercompliancestatement..........ix
Powersupplystatement............ix
Cleaningandmaintenance...........ix
Chapter1.Productoverview......1
Features..................1
Specications................5
Softwareoverview..............5
SoftwareprovidedbyLenovo........5
AdobeReader..............8
Antivirussoftware.............8
Locations..................8
Locatingconnectors,controls,andindicators
onthefrontofyourcomputer........9
Locatingconnectorsontherearofyour
computer...............10
Locatingcomponents..........12
Locatingpartsonthesystemboard....12
Locatinginternaldrives.........15
Machinetypeandmodellabel.......16
Chapter2.Usingyourcomputer...17
Frequentlyaskedquestions.........17
Usingthekeyboard.............17
UsingWindowsshortcutkeys.......17
UsingtheblueThinkVantagebutton....18
Usingangerprintreader........18
Usingthewheelmouse...........18
Adjustingaudio..............18
Aboutyourcomputeraudio........19
Settingthevolumefromthedesktop....19
SettingthevolumefromControlPanel...19
UsingCDsandDVDs............19
HandlingandstoringCDandDVDmedia..20
PlayingaCDorDVD..........20
RecordingaCDorDVD.........20
Chapter3.Youandyourcomputer..23
Accessibilityandcomfort..........23
Arrangingyourworkspace........23
Comfort...............23
Glareandlighting............24
Aircirculation.............24
Electricaloutletsandcablelengths.....24
Registeringyourcomputer..........25
Movingyourcomputertoanothercountryor
region..................25
Voltage-selectionswitch.........25
Replacementpowercords........26
Chapter4.Security..........27
Securityfeatures..............27
Lockingthecomputercover.........28
Attachingacablelock............29
Attachinganintegratedcablelock.......30
Usingpasswords..............30
BIOSpasswords............30
Windowspasswords..........31
Conguringthengerprintreader.......31
Usingandunderstandingrewalls.......31
Protectingdataagainstviruses........31
Chapter5.Installingorreplacing
hardware...............33
Handlingstatic-sensitivedevices.......33
Installingorreplacinghardware........33
Installingexternaloptions........33
Removingthecomputercover.......34
Removingandreinstallingthefrontbezel..35
InstallingorreplacingaPCIcard......35
Installingorreplacingamemorymodule...38
Installingorreplacingtheopticaldrive...40
Installingorreplacingthecardreader....42
Replacingthebattery..........46
Replacingthepowersupplyassembly...47
Replacingtheheatsinkandfanassembly..49
Replacingthemicroprocessor.......51
Installingthesolidstatedrive.......54
InstallingorreplacingthemSATAsolidstate
drive.................55
Replacingtheprimaryharddiskdrive....61
Replacingthesecondaryharddiskdrive...63
Replacingthefrontfanassembly.....65
Replacingtherearfanassembly......66
©CopyrightLenovo2012
i
ReplacingthefrontaudioandUSB
assembly...............68
Replacingtheinternalspeaker.......69
Replacingthethermalsensor.......71
Replacingthecoverpresenceswitch....73
ReplacingtheWiFiunits.........75
InstallingorremovingtherearWiFiantenna.82
InstallingorremovingthefrontWiFiantenna.83
Replacingthekeyboardormouse.....85
Completingthepartsreplacement.....86
Chapter6.Recoveryinformation...89
Creatingandusingrecoverymedia......89
Creatingrecoverymedia.........89
Usingrecoverymedia..........90
Performingbackupandrecoveryoperations...90
Performingabackupoperation......90
Performingarecoveryoperation......91
UsingtheRescueandRecoveryworkspace...91
Creatingandusingarescuemedium......92
Creatingarescuemedium........92
Usingarescuemedium.........92
Reinstallingpreinstalledapplicationsanddevice
drivers..................93
Reinstallingsoftwareprograms........94
Reinstallingdevicedrivers..........94
Solvingrecoveryproblems..........94
Chapter7.UsingtheSetupUtility
program................97
StartingtheSetupUtilityprogram.......97
Viewingandchangingsettings........97
Usingpasswords..............97
Passwordconsiderations.........98
Power-OnPassword..........98
AdministratorPassword.........98
HardDiskPassword...........98
Setting,changing,anddeletingapassword.98
Erasinglostorforgottenpasswords(clearing
CMOS)................99
Enablingordisablingadevice........99
Selectingastartupdevice..........100
Selectingatemporarystartupdevice....100
Selectingorchangingthestartupdevice
sequence...............100
EnablingErPcompliancemode........100
ICEperformancemode...........101
ICEthermalalert..............101
ExitingtheSetupUtilityprogram.......102
Chapter8.Updatingsystem
programs..............103
Usingsystemprograms...........103
Updating(ashing)theBIOSfromadisc....103
Updating(ashing)theBIOSfromyouroperating
system..................104
RecoveringfromaPOST/BIOSupdatefailure..104
Chapter9.Preventingproblems..105
Keepingyourcomputercurrent........105
Gettingthelatestdevicedriversforyour
computer...............105
Updatingyouroperatingsystem......105
UsingSystemUpdate..........106
Cleaningandmaintenance..........106
Basics................106
Cleaningyourcomputer.........107
Goodmaintenancepractices.......108
Movingyourcomputer...........108
Chapter10.Troubleshootingand
diagnostics.............109
Basictroubleshooting............109
Troubleshootingprocedure..........110
Troubleshooting..............110
Audioproblems............111
CDproblems.............112
DVDproblems.............113
Intermittentproblems..........115
Keyboard,mouse,orpointingdevice
problems...............115
Monitorproblems............116
Networkingproblems..........118
Optionproblems............121
Performanceandlockupproblems.....122
Printerproblems............123
Serialportproblems...........123
Softwareproblems...........124
USBproblems.............125
LenovoSolutionCenter...........125
Chapter11.Gettinginformation,help,
andservice.............127
Informationresources............127
LenovoThinkVantageTools........127
LenovoWelcome............127
HelpandSupport............127
SafetyandWarranty...........127
LenovoWebsite(http://www.lenovo.com)..127
LenovoSupportWebsite.........127
Helpandservice..............128
Usingthedocumentationanddiagnostic
program...............128
Callingforservice............128
iiThinkCentreUserGuide
Usingotherservices..........129
Purchasingadditionalservices......129
AppendixA.Notices.........131
Trademarks................132
AppendixB.Regulatory
information.............133
Exportclassicationnotice..........133
Electronicemissionsnotices.........133
FederalCommunicationsCommission
DeclarationofConformity........133
Additionalregulatoryinformation.......135
AppendixC.WEEEandrecycling
information.............137
ImportantWEEEInformation.........137
Recyclinginformation............137
RecyclinginformationforBrazil........138
BatteryrecyclinginformationforTaiwan.....138
BatteryrecyclinginformationfortheEuropean
Union..................139
AppendixD.RestrictionofHazardous
SubstancesDirective(RoHS)....141
ChinaRoHS................141
TurkishRoHS...............141
UkraineRoHS...............141
IndiaRoHS................142
AppendixE.EkBilgiler.......143
AppendixF.Servisistasyonlari...145
Index.................153
©CopyrightLenovo2012
iii
ivThinkCentreUserGuide
Importantsafetyinformation
CAUTION:
Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis
product.RefertotheinformationinthissectionandthesafetyinformationintheSafetyandWarranty
Guidethatyoureceivedwiththisproduct.Readingandunderstandingthissafetyinformationreduces
theriskofpersonalinjuryanddamagetoyourproduct.
IfyounolongerhaveacopyoftheSafetyandWarrantyGuide,youcanobtainaPortableDocumentFormat
(PDF)versionfromtheLenovo
®
SupportWebsiteathttp://www.lenovo.com/support.TheLenovoSupport
WebsitealsoprovidestheSafetyandWarrantyGuideandthisUserGuideinadditionallanguages.
Serviceandupgrades
DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.
Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare
referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer
ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor
customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor
replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea
productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysensure
thatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Formoreinformation
onCRUs,refertoChapter5“Installingorreplacinghardware”onpage33.Ifyouhaveanyquestionsor
concerns,contacttheCustomerSupportCenter.
Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafety.
CAUTION:
Hazardousmovingparts.Keepngersandotherbodypartsaway.
CAUTION:
BeforereplacinganyCRUs,turnoffthecomputerandwaitthreetoveminutestoletthecomputer
coolbeforeopeningthecover.
Staticelectricityprevention
Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoption
©CopyrightLenovo2012
v
orCRU,donotopenthestatic-protectivepackagecontainingthepartuntiltheinstructionsdirectyou
toinstallit.
WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions
toavoidstatic-electricitydamage:
Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe
edges.Nevertouchexposedcircuitry.
Preventothersfromtouchingcomponents.
Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackagecontainingthe
parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo
seconds.Thisreducesstaticelectricityinthepackageandyourbody.
Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackagingandinstallthepart
withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackagingonasmooth,
levelsurfaceandplacethepartonit.
Donotplacethepartonthecomputercoverorothermetalsurface.
Powercordsandpoweradapters
Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.
Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F,3G,0.75mm
2
,orbetter.For
othercountries,thesuitabletypesshallbeusedaccordingly.
Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthat
cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.
Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.
Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower
adapternearsinks,tubs,toilets,oronoorsthatarecleanedwithliquidcleansers.Liquidscancausea
shortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan
causegradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,
whichcaneventuallyresultinoverheating.
Alwaysconnectpowercordsandsignalcablesinthecorrectorderandensurethatallpowercord
connectorsaresecurelyandcompletelypluggedintoreceptacles.
Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsofoverheating(such
asdeformedplastic)attheacinputoranywhereonthepoweradapter.
Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor
overheatingorwherethepowercordappearstohavebeendamagedinanyway.
Extensioncordsandrelateddevices
Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse
areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips
areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.
viThinkCentreUserGuide
Plugsandoutlets
Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobedamaged
orcorroded,donotusetheoutletuntilitisreplacedbyaqualiedelectrician.
Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtainareplacement.
Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamountsof
electricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.
Someproductsareequippedwithathree-prongedplug.Thisplugtsonlyintoagroundedelectricaloutlet.
Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitintoanon-groundedoutlet.If
youcannotinserttheplugintotheoutlet,contactanelectricianforanapprovedoutletadapterortoreplace
theoutletwithonethatenablesthissafetyfeature.Neveroverloadanelectricaloutlet.Theoverallsystem
loadshouldnotexceed80percentofthebranchcircuitrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloadsandbranchcircuitratings.
Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,andlocatedclosetothe
equipment.Donotfullyextendpowercordsinawaythatwillstressthecords.
Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentfortheproductyouareinstalling.
Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.
Externaldevices
DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and1394
cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoidpossible
damagetoattacheddevices,waitatleastvesecondsafterthecomputerisshutdowntodisconnect
externaldevices.
Heatandproductventilation
Computers,poweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhenbatteries
arecharging.Alwaysfollowthesebasicprecautions:
Donotleaveyourcomputer,poweradapter,oraccessoriesincontactwithyourlaporanypartofyour
bodyforanextendedperiodwhentheproductsarefunctioningorwhenthebatteryischarging.Your
computer,poweradapter,andmanyaccessoriesproducesomeheatduringnormaloperation.Extended
contactwiththebodycouldcausediscomfortor,potentially,askinburn.
Donotchargethebatteryoroperateyourcomputer,poweradapter,oraccessoriesnearammable
materialsorinexplosiveenvironments.
Ventilationslots,fans,andheatsinksareprovidedwiththeproductforsafety,comfort,andreliable
operation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproductonabed,sofa,
carpet,orotherexiblesurface.Neverblock,cover,ordisablethesefeatures.
Inspectyourdesktopcomputerfordustaccumulationatleastonceeverythreemonths.Beforeinspecting
yourcomputer,turnoffthepowerandunplugthecomputer'spowercordfromtheelectricaloutlet;then
removeanydustfromventsandperforationsinthebezel.Ifyounoticeexternaldustaccumulation,then
examineandremovedustfromtheinsideofthecomputerincludingheatsinkinletns,powersupplyvents,
andfans.Alwaysturnoffandunplugthecomputerbeforeopeningthecover.Ifpossible,avoidoperating
yourcomputerwithintwofeetofhigh-trafcareas.Ifyoumustoperateyourcomputerinornearahigh-trafc
area,inspectand,ifnecessary,cleanyourcomputermorefrequently.
©CopyrightLenovo2012
vii
Foryoursafetyandtomaintainoptimumcomputerperformance,alwaysfollowthesebasicprecautions
withyourdesktopcomputer:
Keepthecoverclosedwheneverthecomputerispluggedin.
Regularlyinspecttheoutsideofthecomputerfordustaccumulation.
Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightberequiredfor
computersindustyorhigh-trafcareas.
Donotrestrictorblockanyventilationopenings.
Donotstoreoroperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.
Airowtemperaturesintothecomputershouldnotexceed35°C(95°F).
Donotinstallairltrationdevices.Theymayinterferewithpropercooling.
Operatingenvironment
Theoptimalenvironmentinwhichtouseyourcomputeris10°C-35°C(50°F-95°F)withhumidityranging
between35%and80%.Ifyourcomputerisstoredortransportedintemperatureslessthan10°C(50°F),
allowthecoldcomputertoriseslowlytoanoptimaloperatingtemperatureof10°C-35°C(50°F-95°F)before
use.Thisprocesscouldtaketwohoursinextremeconditions.Failuretoallowyourcomputertorisetoan
optimaloperatingtemperaturebeforeusecouldresultinirreparabledamagetoyourcomputer.
Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.
Keepelectricalappliancessuchasanelectricfan,radio,high-poweredspeakers,airconditioner,and
microwaveovenawayfromyourcomputerbecausethestrongmagneticeldsgeneratedbythese
appliancescandamagethemonitoranddataontheharddiskdrive.
Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledon
orinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.
Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.
Modemsafetyinformation
CAUTION:
Toreducetheriskofre,useonlyNo.26AWGorlarger(forexample,No.24AWG)telecommunication
linecordlistedbyUnderwritersLaboratories(UL)orcertiedbytheCanadianStandardsAssociation
(CSA).
Toreducetheriskofre,electricalshock,orinjurywhenusingtelephoneequipment,alwaysfollowbasic
safetyprecautions,suchas:
Neverinstalltelephonewiringduringalightningstorm.
Neverinstalltelephonejacksinwetlocationsunlessthejackisspecicallydesignedforwetlocations.
Nevertouchuninsulatedtelephonewiresorterminalsunlessthetelephonelinehasbeendisconnectedat
thenetworkinterface.
Usecautionwheninstallingormodifyingtelephonelines.
Avoidusingatelephone(otherthanacordlesstype)duringanelectricalstorm.Theremaybearemote
riskofelectricshockfromlightning.
Donotusethetelephonetoreportagasleakinthevicinityoftheleak.
viiiThinkCentreUserGuide
Lasercompliancestatement
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVDdrives,beropticdevices,ortransmitters)are
installed,notethefollowing:
Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein
mightresultinhazardousradiationexposure.
DANGER
SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:
Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.
Powersupplystatement
Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.
Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.
Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,
contactaservicetechnician.
Cleaningandmaintenance
Keepyourcomputerandworkspaceclean.Shutdownthecomputerandthendisconnectthepower
cordbeforecleaningthecomputer.Donotsprayanyliquiddetergentdirectlyonthecomputeroruse
anydetergentcontainingammablematerialtocleanthecomputer.Spraythedetergentonasoftcloth
andthenwipethecomputersurfaces.
©CopyrightLenovo2012
ix
xThinkCentreUserGuide
Chapter1.Productoverview
Thischapterprovidesinformationaboutthecomputerfeatures,specications,softwareprogramsprovided
byLenovo,andlocationsofconnectors,components,partsonthesystemboard,andinternaldrives.
Features
Thissectionprovidesinformationaboutthecomputerfeatures.Thefollowinginformationcoversavarietyof
models.Forinformationaboutyourspecicmodel,usetheSetupUtilityprogram.SeeChapter7“Using
theSetupUtilityprogram”onpage97
.
Microprocessor
Yourcomputercomeswithoneofthefollowingmicroprocessors(internalcachesizevariesbymodeltype):
Intel
®
Core™i3microprocessor
IntelCorei5microprocessor
IntelCorei7microprocessor
IntelCeleron
®
microprocessor
IntelPentium
®
microprocessor
Memory
Yourcomputersupportsuptofourdoubledatarate3unbuffereddualinlinememorymodules(DDR3
UDIMMs).
Internaldrives
Opticaldrive:DVD-ROMorDVD-R(optional)
SerialAdvancedTechnologyAttachment(SATA)harddiskdrive
SATAsolidstatedrive
Note:YourcomputersupportsSATA2.0andSATA3.0devices.Formoreinformation,see“Locatingparts
onthesystemboard”onpage12
.
Videosubsystem
IntegratedgraphicsforaVideoGraphicsArray(VGA)connectorandaDisplayPortconnector
PeripheralComponentInterconnect(PCI)Expressx16graphicscardslotonthesystemboardfora
discretegraphicscard
Audiosubsystem
Integratedhigh-denition(HD)audio
Audioline-inconnector,audioline-outconnector,andmicrophoneconnectorontherearpanel
Microphoneconnectorandheadphoneconnectoronthefrontpanel
Internalspeaker(installedinsomemodels)
Connectivity
100/1000MbpsintegratedEthernetcontroller
©CopyrightLenovo2012
1
PCIFaxmodem(installedinsomemodels)
Systemmanagementfeatures
Abilitytostorepower-onself-test(POST)hardwaretestresults
DesktopManagementInterface(DMI)
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall
aspectsofacomputer,includingprocessortype,installationdate,attachedprintersandotherperipherals,
powersources,andmaintenancehistory.
IntelStandardManageability
IntelStandardManageabilityishardwareandrmwaretechnologythatbuildscertainfunctionality
intocomputersinordertomakethemeasierandlessexpensiveforbusinessestomonitor,maintain,
update,upgrade,andrepair.
IntelMatrixStorageManager
IntelMatrixStorageManagerisadevicedriverthatprovidessupportforSATARAID5arraysandSATA
RAID10arraysonspecicIntelchipsetsystemboardstoenhanceharddiskperformance.
PrebootExecutionEnvironment(PXE)
ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinganetworkinterface
independentofdatastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.
IntelligentCoolingEngine(ICE)
TheIntelligentCoolingEngineisasystemthermalmanagementsolutionthatenablesyourcomputer
torunwithbetterthermalandacousticperformance.TheICEfunctionalsomonitorsthethermal
performanceofyourcomputertoidentifythermalproblems.Formoreinformation,see“ICEperformance
mode”onpage101
and“ICEthermalalert”onpage101.
SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecicationdenesdatastructuresandaccessmethodsinaBIOSthatallowsauseror
applicationtostoreandretrieveinformationspecicaboutthecomputerinquestion.
WakeonLAN
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon
orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother
computeronthesamelocalareanetwork.
WakeonRing
WakeonRing,sometimesreferredtoasWakeonModem,isaspecicationthatallowssupported
computersanddevicestoresumefromsleeporhibernationmode.
WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan
operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotication.
2ThinkCentreUserGuide
Input/Output(I/O)features
9-pinserialport(onestandardandoneoptional)
EightUniversalSerialBus(USB)connectors(twoonthefrontpanelandsixontherearpanel)
OneDisplayPortconnector
OneEthernetconnector
OnePersonalSystem/2(PS/2)keyboardconnector(optional)
OnePS/2mouseconnector(optional)
OneVGAmonitorconnector
Threeaudioconnectorsontherearpanel(audioline-inconnector,audioline-outconnector,and
microphoneconnector)
Twoaudioconnectorsonthefrontpanel(microphoneconnectorandheadphoneconnector)
Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on
page9
and“Locatingconnectorsontherearofyourcomputer”onpage10.
Expansion
OnePCIExpressx1cardslot
OnePCIExpressx16graphicscardslot
Twoharddiskdrivebays
Twoopticaldrivebays
TwoPCIcardslots
Powersupply
Yourcomputercomeswithoneofthefollowingtypesofpowersupply:
280-wattautomaticvoltage-sensingpowersupply
450-wattautomaticvoltage-sensingpowersupply
Securityfeatures
AbilitytoenableanddisableUSBconnectorsindividually
Abilitytoenableordisableadevice
ComputraceAgentsoftwareembeddedinrmware
Coverpresenceswitch(alsocalledintrusionswitch)
Keyboardwithngerprintreader(shippedwithsomemodels)
Power-onpassword(POP),administratorpassword,andharddiskdrivepasswordtodeterunauthorized
useofyourcomputer
Startupsequencecontrol
Startupwithoutkeyboardormouse
Supportforacablelock
Supportforapadlock
Supportforanintegratedcablelock(Kensingtonlock)
TrustedPlatformModule(TPM)
Formoreinformation,seeChapter4“Security”onpage27
.
Chapter1.Productoverview3
Preinstalledsoftwareprograms
Yourcomputerispreinstalledwithsoftwareprogramstohelpyouworkmoreeasilyandsecurely.Formore
information,see“Softwareoverview”onpage5.
Preinstalledoperatingsystem
YourcomputerispreinstalledwiththeMicrosoft
®
Windows
®
7operatingsystem.
Operatingsystem(s),certiedortestedforcompatibility
1
(variesbymodeltype)
Linux
®
MicrosoftWindowsXPProfessionalSP3
1.Theoperatingsystem(s)listedherearebeingcertiedortestedforcompatibilityatthetimethispublicationgoesto
press.AdditionaloperatingsystemsmightbeidentiedbyLenovoascompatiblewithyourcomputerfollowingthe
publicationofthismanual.Thislistissubjecttochange.Todetermineifanoperatingsystemhasbeencertiedor
testedforcompatibility,checktheWebsiteoftheoperatingsystemvendor.
4ThinkCentreUserGuide
Specications
Thissectionliststhephysicalspecicationsforyourcomputer.
Dimensions
Width:175mm(6.89inches)
Height:414mm(16.30inches)
Depth:442mm(17.40inches)
Weight
Maximumcongurationasshipped:11kg(24.25lb)
Environment
Airtemperature:
Operating:10°Cto35°C(50°Fto95°F)
Storage:-40°Cto60°C(-40°Fto140°F)inoriginalshippingpackage
Storage:-10°Cto60°C(14°Fto140°F)withoutpackage
Humidity:
Operating:20%to80%(non-condensing)
Storage:20%to90%(non-condensing)
Altitude:
Operating:-50to10000ft(-15.2to3048m)
Storage:-50to35000ft(-15.2to10668m)
Electricalinput
Inputvoltage:
Lowrange:
Minimum:100Vac
Maximum:127Vac
Inputfrequencyrange:50to60Hz
Highrange:
Minimum:200Vac
Maximum:240Vac
Inputfrequencyrange:50to60Hz
Softwareoverview
Thecomputercomeswithapreinstalledoperatingsystemandseveralsoftwareprogramsprovidedby
Lenovo.
SoftwareprovidedbyLenovo
ThefollowingsoftwareprogramsareprovidedbyLenovotohelpyouimproveproductivityandreducethe
costassociatedwithmaintainingyourcomputer.Softwareprogramsprovidedwithyourcomputermight
varydependingonyourcomputermodeltypeandpreinstalledoperatingsystem.
Chapter1.Productoverview5
LenovoThinkVantageTools
TheLenovoThinkVantage
®
Toolsprogramguidesyoutoahostofinformationsourcesandprovideseasy
accesstovarioustoolstohelpyouworkmoreeasilyandsecurely.
ToaccesstheLenovoThinkVantageToolsprogram,clickStartAllProgramsLenovoThinkVantage
Tools.
ThefollowingtableliststheprogramsthatyoucanaccessfromtheLenovoThinkVantageToolsprogram.To
accessaprogram,double-clickthecorrespondingicon.
Table1.ProgramiconnamesinLenovoThinkVantageTools
ProgramnameIconnameinLenovoThinkVantageTools
CreateRecoveryMedia
FactoryRecoveryDisks
FingerprintSoftware
FingerprintReader
LenovoSolutionCenterSystemHealthandDiagnostics
SimpleTapSimpleTap
ThinkVantagePasswordManagerPasswordVault
ThinkVantagePowerManager
PowerControls
ThinkVantageRescueandRecovery
®
EnhancedBackupandRestore
ThinkVantageSystemUpdate
UpdateandDrivers
CommunicationsUtilityWebConferencing
ViewManager
ScreenLayout
LenovoWelcome
TheLenovoWelcomeprogramintroducesyoutosomeinnovativebuilt-infeaturesofLenovoandguidesyou
throughafewimportantsetuptaskstohelpyoumakethemostofyourcomputer.
FingerprintSoftware
Theintegratedngerprintreaderprovidedonsomekeyboardsenablesyoutoenrollyourngerprintand
associateitwithyourpower-onpassword,harddiskpassword,andWindowspassword.Asaresult,
ngerprintauthenticationcanreplacepasswordsandenablesimpleandsecureuseraccess.Angerprint
readerkeyboardisavailablewithselectcomputersorcanbepurchasedforcomputersthatsupportthis
option.
ProductRecovery
TheProductRecoveryprogramenablesyoutorestorethecontentsoftheharddiskdrivetothefactory
defaultsettings.
SimpleTap
TheSimpleTapprogramprovidesyouwithaquickwaytocustomizesomebasiccomputersettingssuchas
mutingthespeakers,adjustingthevolume,lockingthecomputeroperatingsystem,launchingaprogram,
openingaWebpage,openingale,andsoon.YoualsocanusetheSimpleTapprogramtoaccessthe
LenovoAppShop,fromwhichyoucandownloadvariousapplicationsandcomputersoftware.
TostarttheSimpleTapprogram,doanyofthefollowing:
ClickStartAllProgramsSimpleTap.
ClickStartAllProgramsLenovoThinkVantageT ools,anddouble-clickSimpleTap.
6ThinkCentreUserGuide
ClicktheredSimpleTaplaunchpointonthedesktop.Theredlaunchpointisavailableonthedesktop
afteryouhavelaunchedtheSimpleTapprogramforthersttime.
PresstheblueThinkVantagebuttonifyourkeyboardhasone.
Note:TheSimpleTapprogramisonlyavailableoncertainmodelspreinstalledwiththeWindows7operating
system.IfyourWindows7modelisnotpreinstalledwiththeSimpleTapprogram,youcandownloadit
fromhttp://www.lenovo.com/simpletap.
ThinkVantagePasswordManager
TheThinkVantagePasswordManagerprogramautomaticallycapturesandllsinauthenticationinformation
forWindowsapplicationsandWebsites.
Notes:
TheThinkVantagePasswordManagerprogramisonlyavailableoncomputerswiththeWindows7
operatingsystemfromLenovo.
IfthePasswordVaulticonintheLenovoThinkVantageToolsprogramisdimmed,itindicatesthatyou
needtoinstalltheThinkVantagePasswordManagerprogrammanuallybeforeenablingitsfeatures.To
installtheThinkVantagePasswordManagerprogram,dothefollowing:
1.ClickStartAllProgramsLenovoThinkVantageTools,anddouble-clickPasswordVault.
2.Followtheinstructionsonthescreen.
3.Whentheinstallationprocesscompletes,thePasswordVaulticonisactivated.
ThinkVantagePowerManager
TheThinkVantagePowerManagerprogramprovidesconvenient,exible,andcompletepowermanagement
foryourThinkCentre
®
computer.ByusingtheThinkVantagePowerManagerprogram,youcanadjustyour
powersettingstoachievethebestbalancebetweensystemperformanceandpowersaving.
ThinkVantageRescueandRecovery
TheThinkVantageRescueandRecoveryprogramisaonebuttonrecoveryandrestoresolutionthatincludes
asetofself-recoverytoolstohelpyoudiagnosecomputerproblems,gethelp,andrecoverfromsystem
crashes,evenifyoucannotstarttheWindowsoperatingsystem.
Note:IftheEnhancedBackupandRestoreiconintheLenovoThinkVantageToolsprogramisdimmed,it
indicatesthatyouneedtoinstalltheThinkVantageRescueandRecoveryprogrammanuallybeforeenabling
itsfeatures.ToinstalltheThinkVantageRescueandRecoveryprogram,dothefollowing:
1.ClickStartAllProgramsLenovoThinkVantageT ools,anddouble-clickEnhancedBackup
andRestore.
2.Followtheinstructionsonthescreen.
3.Whentheinstallationprocesscompletes,theEnhancedBackupandRestoreiconisactivated.
ThinkVantageSystemUpdate
TheThinkVantageSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-dateby
downloadingandinstallingsoftwarepackages(ThinkVantageapplications,devicedrivers,BIOSupdates,
andotherthirdpartyapplications).
CommunicationsUtility
TheCommunicationsUtilityprogramprovidesacentrallocationforintegratedcameraandmicrophone
settings.ItcontrolsadvancedsettingsfortheintegratedmicrophoneandcameratooptimizeWeb
conferencingandVoiceoverIP(VOIP)experience.
Chapter1.Productoverview7
ViewManager
TheViewManagerprogramenablesyoutoautomatewindowlocations.Itenhancesproductivityby
providingtheabilitytomovewindowstohotcornersandquicklysnapthemtoapredeterminedsize.
Itenablesyoutoworkacrossmultiplemonitors.
LenovoSolutionCenter
TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It
combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along
withhintsandtipsformaximumsystemperformance.See“LenovoSolutionCenter”onpage125for
detailedinformation.
AdobeReader
TheAdobeReaderprogramisatoolusedtoview,print,andsearchPDFdocuments.
Antivirussoftware
Yourcomputercomeswithantivirussoftwarethatyoucanusetodetectandeliminateviruses.Lenovo
providesafullversionofantivirussoftwareonyourharddiskdrivewithafree30-daysubscription.After30
days,youmustrenewthelicensetocontinuereceivingtheantivirusprogramupdates.
Locations
Thissectionprovidesinformationtohelpyoulocatetheconnectorsonthefrontandrearofyourcomputer,
partsonthesystemboard,andcomponentsandinternaldrivesinyourcomputer.
8ThinkCentreUserGuide
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Lenovo 2756D7U User manual

Category
Mini PCs
Type
User manual

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