Lenovo E93 User Manual

ThinkCentreE93
HardwareMaintenanceManual

MachineTypes:10ARand10AQ

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandChapter2
“Safetyinformation”onpage3andAppendixA“Notices”onpage175.

SecondEdition(November2013)
©CopyrightLenovo2013.

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

Contents

Chapter1.Aboutthismanual......1

Importantsafetyinformation..........1

Chapter2.Safetyinformation......3

Generalsafety................3

Electricalsafety...............3

Safetyinspectionguide............5

Handlingelectrostaticdischarge-sensitive

devices..................5

Groundingrequirements............6

Safetynotices(multi-lingualtranslations).....6

Chapter3.Generalinformation....29

Specications...............29

Formachinetype:10AR.........29

Formachinetype:10AQ.........30

Lenovoprograms.............30

AccessingLenovoprogramsontheWindows

7operatingsystem...........30

AccessingLenovoprogramsontheWindows

8orWindows8.1operatingsystem....32

LenovoSupportWebsite..........32

Chapter4.Generalcheckout.....33

Problemdeterminationtips..........33

Chapter5.Troubleshootingand

diagnostics..............35

Basictroubleshooting............35

AccessingControlPanelontheWindows8or

Windows8.1operatingsystem........36

Troubleshootingprocedure..........36

Troubleshooting..............37

Audioproblems............37

CDproblems.............39

DVDproblems.............40

Intermittentproblems..........41

Harddiskdriveproblems.........41

Keyboard,mouse,orpointingdevice

problems...............42

Monitorproblems............44

Networkingproblems..........46

Optionproblems............48

Performanceandlockupproblems.....49

Printerproblems............51

Serialportproblems...........51

Softwareproblems...........52

USBproblems.............53

Diagnostics................53

LenovoSolutionCenter.........54

Chapter6.UsingtheSetupUtility

program................55

StartingtheSetupUtilityprogram.......55

Viewingandchangingsettings........55

Usingpasswords..............55

Passwordconsiderations.........56

Power-onpassword...........56

Administratorpassword.........56

HardDiskPassword...........56

Setting,changing,anddeletingapassword.56
Erasinglostorforgottenpasswords(clearing

CMOS)................57

Enablingordisablingadevice........57

Selectingastartupdevice..........58

Selectingatemporarystartupdevice....58

Selectingorchangingthestartupdevice

sequence...............58

EnablingErPcompliancemode........58

ICEperformancemode...........59

ICEthermalalert..............59

ChangingtheBIOSsettingsbeforeinstallinganew

operatingsystem..............60

ExitingtheSetupUtilityprogram.......60

Chapter7.Symptom-to-FRUIndex..61

Harddiskdrivebooterror..........61

Powersupplyproblems...........61

Beepsymptoms..............61

POSTerrorcodes.............62

Miscellaneouserrorconditions........64

Undeterminedproblems...........65

Chapter8.Locations.........67

Formachinetype:10AR...........67

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer.......67

Locatingconnectorsontherearofyour

computer...............68

LocatingmajorFRUsandCRUs......70

LookingupFRUinformation.......72

Locatingpartsonthesystemboard....73

Locatinginternaldrives.........74

Formachinetype:10AQ...........75

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer.......75

©CopyrightLenovo2013

i

Locatingconnectorsontherearofyour

computer...............76

LocatingmajorFRUsandCRUs......78

LookingupFRUinformation.......79

Locatingpartsonthesystemboard....80

Locatinginternaldrives.........81

Chapter9.ReplacingFRUs(machine

type:10AR)..............83

Handlingstatic-sensitivedevices.......83

Installingorreplacinghardware........83

Installingexternaloptions........83

Removingthecomputercover.......85

Removingandreinstallingthefrontbezel..86

Replacingtheharddiskdrive.......87

Replacingthesolid-statedrive......89

Replacingtheopticaldrive........91

Replacingtheslimcardreader......92

ReplacingthefrontaudioandUSB

assembly...............95

Replacingthepowersupplyassembly...96

Replacingthesystemfan.........98

Replacingtheheatsinkandfanassembly..99

Replacingthemicroprocessor.......101

InstallingorreplacingaPCIcard......104

Replacingthebattery..........107

Installingorreplacingamemorymodule...108

Replacingthesystemboard.......110

ReplacingtheWi-Fiunits.........113

InstallingorremovingtherearWi-Fi

antenna...............118

InstallingorremovingthefrontWi-Fi

antenna...............120

Completingthepartsreplacement.....122

Chapter10.ReplacingFRUs(machine

type:10AQ).............125

Handlingstatic-sensitivedevices.......125

Installingorreplacinghardware........125

Installingexternaloptions........125

Removingthecomputercover.......126

Removingandreinstallingthefrontbezel..127
Accessingthesystemboardcomponentsand

drives................128

Replacingtheheatsinkandfanassembly..129

Replacingtheharddiskdrive.......132

Replacingthesolid-statedrive......134

Replacingthesystemfan.........138

Replacingtheopticaldrive........140

Replacingtheslimcardreader......143

ReplacingthefrontaudioandUSB

assembly...............146

Replacingthepowersupplyassembly...147

Replacingthemicroprocessor.......150

InstallingorreplacingaPCIcard......153

Replacingthebattery..........155

Installingorreplacingamemorymodule...156

Replacingthesystemboard.......158

ReplacingtheWi-Fiunits.........161

InstallingorremovingtherearWi-Fi

antenna...............165

InstallingorremovingthefrontWi-Fi

antenna...............167

Completingthepartsreplacement.....169

Chapter11.Additionalservice

information.............171

Securityfeatures..............171

Hardwarecontrolledpasswords......171

Operatingsystempassword.......171

Vitalproductdata............171

BIOSlevels................171

Flashupdateprocedures..........171

Updating(ashing)theBIOSfromadisc...172

Updating(ashing)theBIOSfromyour

operatingsystem............173

RecoveringfromaPOST/BIOSupdate

failure................173

Powermanagement............174

Automaticcongurationandpowerinterface

(ACPI)BIOS..............174

AutomaticPower-onfeatures.......174

AppendixA.Notices.........175

Televisionoutputnotice...........176

EuropeanconformanceCEmark.......176

Trademarks................176

Index.................177

iiThinkCentreE93HardwareMaintenanceManual

Chapter1.Aboutthismanual

ThismanualprovidesserviceandreferenceinformationforThinkCentre®Ecomputerslistedonthefront
cover.ThismanualisintendedonlyfortrainedservicepersonnelwhoarefamiliarwithLenovo
products.

BeforeservicingaLenovocomputerproduct,besuretoread“Importantsafetyinformation”onpage1

Chapter7“Symptom-to-FRUIndex”onpage61
171arenotspecictoanymachinetypeandareapplicabletoallThinkCentreEcomputers.

FormajorFieldReplaceableUnits(FRU)locationsandCustomerReplaceableUnit(CRU)identication,
seeChapter8“Locations”onpage67

ForFRUreplacementinstructions,seeChapter9“ReplacingFRUs(machinetype:10AR)”onpage83
Chapter10“ReplacingFRUs(machinetype:10AQ)”onpage125.

ForFRUpartnumbers,gotohttp:/www.lenovo.com/serviceparts-lookup.

.

andChapter11“Additionalserviceinformation”onpage

®

computer

Importantsafetyinformation

Besuretoreadallcautionanddangerstatementsinthisbookbeforeperforminganyoftheinstructions.

VeuillezliretouteslesconsignesdetypeDANGERetATTENTIONduprésentdocumentavantd'exécuter
lesinstructions.

.

and

LesenSieunbedingtalleHinweisevomT yp"ACHTUNG"oder"VORSICHT"indieserDokumentation,bevor
SieirgendwelcheVorgängedurchführen

LeggereleistruzioniintrodottedaATTENZIONEePERICOLOpresentinelmanualeprimadieseguireuna
qualsiasidelleistruzioni

Certique-sedelertodasasinstruçõesdecuidadoeperigonestemanualantesdeexecutarqualquer
umadasinstruções

Esimportantequeleatodaslasdeclaracionesdeprecauciónydepeligrodeestemanualantesdeseguir
lasinstrucciones.

©CopyrightLenovo2013

1

2ThinkCentreE93HardwareMaintenanceManual

Chapter2.Safetyinformation

Thischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.

Generalsafety

Followtheserulestoensuregeneralsafety:

•Observegoodhousekeepingintheareaofthemachinesduringandaftermaintenance.

•Whenliftinganyheavyobject:

1.Ensureyoucanstandsafelywithoutslipping.

2.Distributetheweightoftheobjectequallybetweenyourfeet.

3.Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattempttolift.

4.Liftbystandingorbypushingupwithyourlegmuscles;thisactionremovesthestrainfromthe
musclesinyourback.

Attention:

Donotattempttoliftanyobjectsthatweighmorethan16kg(35lb)orobjectsthatyouthinkare
tooheavyforyou.

•Donotperformanyactionthatcauseshazardstothecustomer,orthatmakestheequipmentunsafe.

•Beforeyoustartthemachine,ensurethatotherservicerepresentativesandthecustomer'spersonnelare
notinahazardousposition.

•Placeremovedcoversandotherpartsinasafeplace,awayfromallpersonnel,whileyouareservicing
themachine.

•Keepyourtoolcaseawayfromwalkareassothatotherpeoplewillnottripoverit.

•Donotwearlooseclothingthatcanbetrappedinthemovingpartsofamachine.Ensurethatyoursleeves
arefastenedorrolledupaboveyourelbows.Ifyourhairislong,fastenit.

•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwithanonconductiveclip,approximately
8centimeters(3inches)fromtheend.

•Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersforyourclothing.
Remember:Metalobjectsaregoodelectricalconductors.

•Wearsafetyglasseswhenyouare:hammering,drilling,soldering,cuttingwire,attachingsprings,using
solvents,orworkinginanyotherconditionsthatmightbehazardoustoyoureyes.

•Afterservice,reinstallallsafetyshields,guards,labels,andgroundwires.Replaceanysafetydevice
thatiswornordefective.

•Reinstallallcoverscorrectlybeforereturningthemachinetothecustomer.

Electricalsafety

CAUTION:
Electricalcurrentfrompower,telephone,andcommunicationcablescanbehazardous.Toavoid
personalinjuryorequipmentdamage,disconnecttheattachedpowercords,telecommunication

©CopyrightLenovo2013

3

systems,networks,andmodemsbeforeyouopenthecomputercovers,unlessinstructedotherwise
intheinstallationandcongurationprocedures.

Observethefollowingruleswhenworkingonelectricalequipment.

Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft
materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershave,near
theirequipment,rubberoormatsthatcontainsmallconductiveberstodecreaseelectrostaticdischarges.
Donotusethistypeofmattoprotectyourselffromelectricalshock.

•Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.

•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.

•Disconnectallpowerbefore:
–Performingamechanicalinspection

–Workingnearpowersupplies
–RemovingorinstallingFieldReplaceableUnits(FRUs)

•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,askthecustomer
topower-offthewallboxthatsuppliespowertothemachineandtolockthewallboxintheoffposition.

•Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,observethefollowingprecautions:
–Ensurethatanotherperson,familiarwiththepower-offcontrols,isnearyou.

Remember:Anotherpersonmustbetheretoswitchoffthepower,ifnecessary.

–Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour

pocketorbehindyourback.
Remember:Theremustbeacompletecircuittocauseelectricalshock.Byobservingtheaboverule,
youmaypreventacurrentfrompassingthroughyourbody.

–Whenusingatester,setthecontrolscorrectlyandusetheapprovedprobeleadsandaccessoriesfor

thattester.

–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas

metaloorstripsandmachineframes.

Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;theseinstructionsarein
thesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuringhighvoltages.

•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.

•Donotusewornorbrokentoolsandtesters.

•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpowered-off.

•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsaremoistoors,
nongroundedpowerextensioncables,powersurges,andmissingsafetygrounds.

•Donottouchliveelectricalcircuitswiththereectivesurfaceofaplasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancausepersonalinjuryandmachinedamage.

•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating
placesinamachine:

–Powersupplyunits
–Pumps
–Blowersandfans
–Motorgenerators

andsimilarunits.(Thispracticeensurescorrectgroundingoftheunits.)

•Ifanelectricalaccidentoccurs:

4ThinkCentreE93HardwareMaintenanceManual

–Usecaution;donotbecomeavictimyourself.
–Switchoffpower.
–Sendanotherpersontogetmedicalaid.

Safetyinspectionguide

Theintentofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditionsonthese
products.Eachmachine,asitwasdesignedandbuilt,hadrequiredsafetyitemsinstalledtoprotectusers
andservicepersonnelfrominjury.Thisguideaddressesonlythoseitems.However,goodjudgmentshould
beusedtoidentifypotentialsafetyhazardsduetoattachmentoffeaturesoroptionsnotcoveredbythis
inspectionguide.

Ifanyunsafeconditionsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeand
whetheryoucancontinuewithoutrstcorrectingtheproblem.

Considertheseconditionsandthesafetyhazardstheypresent:

•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal
electricalshock).

•Explosivehazards,suchasadamagedCRTfaceorbulgingcapacitor

•Mechanicalhazards,suchaslooseormissinghardware

Theguideconsistsofaseriesofstepspresentedinachecklist.Beginthecheckswiththepoweroff,and
thepowercorddisconnected.

Checklist:

1.Checkexteriorcoversfordamage(loose,broken,orsharpedges).

2.Power-offthecomputer.Disconnectthepowercord.

3.Checkthepowercordfor:
a.Athird-wiregroundconnectoringoodcondition.Useametertomeasurethird-wireground

continuityfor0.1ohmorlessbetweentheexternalgroundpinandframeground.
b.Thepowercordshouldbetheappropriatetypeasspeciedinthepartslistings.
c.Insulationmustnotbefrayedorworn.

4.Removethecover.

5.Checkforanyobviousalterations.Usegoodjudgmentastothesafetyofanyalterations.

6.Checkinsidetheunitforanyobviousunsafeconditions,suchasmetallings,contamination,wateror
otherliquids,orsignsofreorsmokedamage.

7.Checkforworn,frayed,orpinchedcables.

8.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.

Handlingelectrostaticdischarge-sensitivedevices

Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthemachine,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.

Notes:

1.Useproduct-specicESDprocedureswhentheyexceedtherequirementsnotedhere.

2.MakesurethattheESDprotectivedevicesyouusehavebeencertied(ISO9000)asfullyeffective.

Chapter2.Safetyinformation5

WhenhandlingESD-sensitiveparts:

•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.

•Avoidcontactwithotherpeoplewhilehandlingthepart.

•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.

•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeevenwhen
youarewearingawriststrap.

•Usetheblacksideofagroundedworkmattoprovideastatic-freeworksurface.Thematisespecially
usefulwhenhandlingESD-sensitivedevices.

•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecic
servicerequirement.

Note:TheuseofagroundingsystemisdesirablebutnotrequiredtoprotectagainstESDdamage.
–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.

–UseanESDcommongroundorreferencepointwhenworkingonadouble-insulatedor

battery-operatedsystem.Youcanusecoaxorconnector-outsideshellsonthesesystems.

–Usetheroundground-prongoftheacplugonac-operatedcomputers.

Groundingrequirements

Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeveriedbyacertiedelectrician.

Safetynotices(multi-lingualtranslations)

Thecautionanddangersafetynoticesinthissectionareprovidedinthefollowinglanguages:

•English

•Arabic

•Brazilian/Portuguese

•Chinese(simplied)

•Chinese(traditional)

•French

•German

•Hebrew

•Italian

•Korean

•Spanish

DANGER

Electricalcurrentfrompower,telephoneandcommunicationcablesishazardous.

Toavoidashockhazard:

6ThinkCentreE93HardwareMaintenanceManual

•Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconguration

ofthisproductduringanelectricalstorm.

•Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.

•Connecttoproperlywiredoutletsanyequipmentthatwillbeattachedtothisproduct.

•Whenpossible,useonehandonlytoconnectordisconnectsignalcables.

•Neverturnonanyequipmentwhenthereisevidenceofre,water,orstructuraldamage.

•Disconnecttheattachedpowercords,telecommunicationssystems,networks,andmodems

beforeyouopenthedevicecovers,unlessinstructedotherwiseintheinstallationandconguration
procedures.

•Connectanddisconnectcablesasdescribedinthefollowingtableswheninstalling,moving,or

openingcoversonthisproductorattacheddevices.

ToConnectToDisconnect

1.T urneverythingOFF.

2.First,attachallcablestodevices.

3.Attachsignalcablestoconnectors.

4.Attachpowercordstooutlet.

5.T urndeviceON.

1.T urneverythingOFF.

2.First,removepowercordsfromoutlet.

3.Removesignalcablesfromconnectors.

4.Removeallcablesfromdevices.

CAUTION:
Whenreplacingthelithiumbattery,useonlyPartNumber45C1566oranequivalenttypebattery
recommendedbythemanufacturer.Ifyoursystemhasamodulecontainingalithiumbattery,replace
itonlywiththesamemoduletypemadebythesamemanufacturer.Thebatterycontainslithiumand
canexplodeifnotproperlyused,handled,ordisposedof.Donot:

•Throworimmerseintowater

•Heattomorethan100°C(212°F)

•Repairordisassemble

Disposeofthebatteryasrequiredbylocalordinancesorregulations.

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

•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein
mightresultinhazardousradiationexposure.

Chapter2.Safetyinformation7

DANGER

1

2

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.

≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)

CAUTION:
Usesafepracticeswhenlifting.

CAUTION:
Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupplydonotturnoff
theelectricalcurrentsuppliedtothedevice.Thedevicealsomighthavemorethanonepower
cord.Toremoveallelectricalcurrentfromthedevice,ensurethatallpowercordsaredisconnected
fromthepowersource.

8ThinkCentreE93HardwareMaintenanceManual

Chapter2.Safetyinformation9

≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)

1

2

PERIGO

Acorrenteelétricaprovenientedecabosdealimentação,detelefoneedecomunicaçõeséperigosa.

10ThinkCentreE93HardwareMaintenanceManual

Paraevitarriscodechoqueelétrico:

•Nãoconectenemdesconectenenhumcaboouexecuteinstalação,manutençãooureconguração
desteprodutoduranteumatempestadecomraios.

•Conectetodososcabosdealimentaçãoatomadaselétricascorretamenteinstaladaseaterradas.

•T odoequipamentoqueforconectadoaesteprodutodeveserconectadoatomadascorretamente
instaladas.

•Quandopossível,utilizeapenasumadasmãosparaconectaroudesconectarcabosdesinal.

•Nuncaliguenenhumequipamentoquandohouverevidênciadefogo,águaoudanosestruturais.

•Antesdeabrirtampasdedispositivos,desconectecabosdealimentação,sistemasdetelecomunicação,
redesemodemsconectados,amenosqueespecicadodemaneiradiferentenosprocedimentosde
instalaçãoeconguração.

•Conecteedesconecteoscabosconformedescritonatabelaapresentadaaseguiraoinstalar,moverou
abrirtampasdesteprodutooudedispositivosconectados.

ParaConectar:ParaDesconectar:

1.DESLIGUETudo.

2.Primeiramente,conectetodososcabosaos
dispositivos.

3.Conecteoscabosdesinalaosconectores.

4.Conecteoscabosdealimentaçãoàstomadas.

5.LIGUEosdispositivos.

1.DESLIGUETudo.

2.Primeiramente,removaoscabosdealimentaçãodas
tomadas.

3.Removaoscabosdesinaldosconectores.

4.Removatodososcabosdosdispositivos.

CUIDADO:

Aosubstituirabateriadelítio,utilizeapenasumabateriacomNúmerodePeça45C1566ouumtipo
debateriaequivalenterecomendadopeloSeoseusistemapossuiummódulocomumabateriade
lítio,substitua-oapenasporummódulodomesmotipoedomesmofabricante.Abateriacontémlítio
epodeexplodirsenãoforutilizada,manuseadaoudescartadademaneiracorreta.

Não:

•Jogueoucoloquenaágua

•Aqueçaamaisde100°C(212°F)

•Consertenemdesmonte

Descarteabateriaconformerequeridopelasleisouregulamentoslocais.

PRECAUCIÓN:

Quandoprodutosalaser(comounidadesdeCD-ROMs,unidadesdeDVD-ROM,dispositivosdebraótica
outransmissores)estivereminstalados,observeoseguinte:

•Nãoremovaastampas.Aremoçãodastampasdeumprodutoalaserpoderesultaremexposição
prejudicialàradiaçãodelaser.Nãoexistempeçasquepodemserconsertadasnointeriordodispositivo.

Chapter2.Safetyinformation11

•Autilizaçãodecontrolesouajustesouaexecuçãodeprocedimentosdiferentesdosespecicadosaqui

1

2

poderesultaremexposiçãoprejudicialàradiação.

PERIGO

AlgunsprodutosalasercontêmdiododelaserintegradodaClasse3AoudaClasse3B.Observeoseguinte:

Radiaçãoalaserquandoaberto.Nãoolhediretamenteparaofeixeaolhonuoucominstrumentosópticose
eviteexposiçãodiretaaofeixe.

≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)

CUIDADO:

Utilizeprocedimentosdesegurançaparalevantarequipamentos.

CUIDADO:

Obotãodecontroledealimentaçãododispositivoeobotãoparaligar/desligardafontedealimentação
nãodesligamacorrenteelétricafornecidaaodispositivo.Odispositivotambémpodetermaisdeumcabo
dealimentação.Pararemovertodaacorrenteelétricadodispositivo,assegurequetodososcabosde
alimentaçãoestejamdesconectadosdafontedealimentação.

12ThinkCentreE93HardwareMaintenanceManual

Chapter2.Safetyinformation13

1

2

14ThinkCentreE93HardwareMaintenanceManual

1

2

Chapter2.Safetyinformation15

DANGER

Lecourantélectriqueprovenantdel'alimentation,dutéléphoneetdescâblesdetransmissionpeutprésenter
undanger.

Pourévitertoutrisquedechocélectrique:

•Nemanipulezaucuncâbleetn'effectuezaucuneopérationd'installation,d'entretienoudereconguration
deceproduitaucoursd'unorage.

•Brancheztouslescordonsd'alimentationsurunsocledeprisedecourantcorrectementcâbléetmisàla
terre.

•Branchezsurdessoclesdeprisedecourantcorrectementcâbléstoutéquipementconnectéàceproduit.

•Lorsquecelaestpossible,n'utilisezqu'uneseulemainpourconnecteroudéconnecterlescâbles
d'interface.

•Nemettezjamaisunéquipementsoustensionencasd'incendieoud'inondation,ouenprésencede
dommagesmatériels.

•Avantderetirerlescartersdel'unité,mettezcelle-cihorstensionetdéconnectezsescordons
d'alimentation,ainsiquelescâblesquilarelientauxréseaux,auxsystèmesdetélécommunicationetaux
modems(saufinstructioncontrairementionnéedanslesprocéduresd'installationetdeconguration).

•Lorsquevousinstallez,quevousdéplacez,ouquevousmanipulezleprésentproduitoudespériphériques
quiluisontraccordés,reportez-vousauxinstructionsci-dessouspourconnecteretdéconnecterles
différentscordons.

ConnexionDéconnexion

1.MettezlesunitésHORSTENSION.

2.Commencezparbranchertouslescordonssurles
unités.

3.Branchezlescâblesd'interfacesurdesconnecteurs.

4.Branchezlescordonsd'alimentationsurdesprises.

5.MettezlesunitésSOUSTENSION.

1.MettezlesunitésHORSTENSION.

2.Débranchezlescordonsd'alimentationdesprises.

3.Débranchezlescâblesd'interfacedesconnecteurs.

4.Débrancheztouslescâblesdesunités.

ATTENTION:

Remplacerlapileaulithiumusagéeparunepilederéférenceidentiqueexclusivement,(référence
45C1566),ousuivrelesinstructionsdufabricantquiendénitleséquivalences.Sivotresystèmeest
dotéd'unmodulecontenantunepileaulithium,vousdevezleremplaceruniquementparunmodule
identique,produitparlemêmefabricant.Lapilecontientdulithiumetpeutexploserencasde
mauvaiseutilisation,demauvaisemanipulationoudemiseaurebutinappropriée.

Nepas:

•lajeteràl'eau,

•l'exposeràdestempératuressupérieuresà100°C,

•chercheràlaréparerouàladémonter.

Nepasmettrelapileàlapoubelle.Pourlamiseaurebut,sereporteràlaréglementationenvigueur.

16ThinkCentreE93HardwareMaintenanceManual

ATTENTION:

Sidesproduitsàlaser(telsquedesunitésdeCD-ROM,deDVD-ROM,desunitésàbresoptiques,ou
desémetteurs)sontinstallés,prenezconnaissancedesinformationssuivantes:

•Neretirezpaslecarter.Enouvrantl'unitédeCD-ROMoudeDVD-ROM,vousvousexposezau

rayonnementdangereuxdulaser.Aucunepiècedel'unitén'estréparable.

•Pourévitertoutrisqued'expositionaurayonlaser,respectezlesconsignesderéglageet

d'utilisationdescommandes,ainsiquelesprocéduresdécritesdansleprésentmanuel.

DANGER

Certainsproduitsàlasercontiennentunediodeàlaserintégréedeclasse3Aou3B.Prenez
connaissancedesinformationssuivantes:

Rayonnementlaserlorsquelecarterestouvert.Eviteztouteexpositiondirecteaurayonlaser.Evitez
deregarderxementlefaisceauoudel'observeràl'aided'instrumentsoptiques.

≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)

ATTENTION:

Soulevezlamachineavecprécaution.

ATTENTION:

L'interrupteurdecontrôled'alimentationdel'unitéetl'interrupteurdublocd'alimentationnecoupent
paslecourantélectriquealimentantl'unité.Enoutre,lesystèmepeutêtreéquipédeplusieurs
cordonsd'alimentation.Pourmettrel'unitéhorstension,vousdevezdéconnectertouslescordons
delasourced'alimentation.

Chapter2.Safetyinformation17

1

2

VORSICHT

AnNetz-,T elefon-undDatenleitungenkönnengefährlicheSpannungenanliegen.

AusSicherheitsgründen:

•BeiGewitterandiesemGerätkeineKabelanschließenoderlösen.FernerkeineInstallations-,

Wartungs-oderRekongurationsarbeitendurchführen.

•GerätnuraneineSchutzkontaktsteckdosemitordnungsgemäßgeerdetemSchutzkontakt

anschließen.

•AlleangeschlossenenGeräteebenfallsanSchutzkontaktsteckdosenmitordnungsgemäß

geerdetemSchutzkontaktanschließen.

•DieSignalkabelnachMöglichkeiteinhändiganschließenoderlösen,umeinenStromschlagdurch

BerührenvonOberächenmitunterschiedlichemelektrischemPotenzialzuvermeiden.

•Geräteniemalseinschalten,wennHinweiseaufFeuer,WasseroderGebäudeschädenvorliegen.

•DieVerbindungzudenangeschlossenenNetzkabeln,Telekommunikationssystemen,Netzwerken

undModemsistvordemÖffnendesGehäuseszuunterbrechen,sofernindenInstallations-und
KongurationsprozedurenkeineanderslautendenAnweisungenenthaltensind.

•ZumInstallieren,TransportierenundÖffnenderAbdeckungendesComputersoderder

angeschlossenenEinheitendieKabelgemäßderfolgendenTabelleanschließenundabziehen.

ZumAnschließenderKabelgehenSiewiefolgtvorZumAbziehenderKabelgehenSiewiefolgtvor

1.SchaltenSiealleEinheitenAUS.

2.SchließenSieerstalleKabelandieEinheitenan.

3.SchließenSiedieSignalkabelandieBuchsenan.

4.SchließenSiedieNetzkabelandieSteckdosean.

5.SchaltenSiedieEinheitEIN.

1.SchaltenSiealleEinheitenAUS.

2.ZiehenSiezuerstalleNetzkabelausden
Netzsteckdosen.

3.ZiehenSiedieSignalkabelausdenBuchsen.

4.ZiehenSiealleKabelvondenEinheitenab.

CAUTION:

EineverbrauchteLithiumbatterienurdurcheineBatteriemitderTeilenummer45C1566odereine
gleichwertige,vomHerstellerempfohleneBatterieersetzen.EnthältdasSystemeinModulmiteiner
Lithiumbatterie,diesesnurdurcheinModuldesselbenTypsundvondemselbenHerstellerersetzen.
DieBatterieenthältLithiumundkannbeiunsachgemäßerVerwendung,HandhabungoderEntsorgung
explodieren.

DieBatterienicht:

•mitWasserinBerührungbringen.

18ThinkCentreE93HardwareMaintenanceManual

•über100Cerhitzen.

•reparierenoderzerlegen.

DieörtlichenBestimmungenfürdieEntsorgungvonSondermüllbeachten.

ACHTUNG:

BeiderInstallationvonLasergeräten(wieCD-ROM-Laufwerken,DVD-aufwerken,Einheitenmit
LichtwellenleitertechnikoderSendern)Folgendesbeachten:

•DieAbdeckungennichtentfernen.DurchEntfernenderAbdeckungendesLasergerätskönnen

gefährlicheLaserstrahlungenfreigesetztwerden.DasGerätenthältkeinezuwartendenT eile.

•WerdenSteuerelemente,EinstellungenoderDurchführungenvonProzedurenandersalshier

angegebenverwendet,kanngefährlicheLaserstrahlungauftreten.

VORSICHT

EinigeLasergeräteenthalteneineLaserdiodederKlasse3Aoder3B.BeachtenSieFolgendes:

LaserstrahlungbeigeöffneterVerkleidung.NichtindenStrahlblicken.KeineLupenoderSpiegel
verwenden.Strahlungsbereichmeiden.

≥18kg≥32kg≥55kg

ACHTUNG:

ArbeitsschutzrichtlinienbeimAnhebenderMaschinebeachten.

ACHTUNG:

MitdemNetzschalteranderEinheitundamNetzteilwirddieStromversorgungfürdieEinheit
nichtunterbrochen.DieEinheitkannauchmitmehrerenNetzkabelnausgestattetsein.Umdie
StromversorgungfürdieEinheitvollständigzuunterbrechen,müssenallezumGerätführenden
NetzkabelvomNetzgetrenntwerden.

Chapter2.Safetyinformation19

1

2

20ThinkCentreE93HardwareMaintenanceManual

1

2

Chapter2.Safetyinformation21

PERICOLO

Lacorrenteelettricaprovenientedaicavidialimentazione,deltelefonoedicomunicazionepuòessere
pericolosa.

Perevitareilrischiodiscosseelettriche:

•Noncollegareoscollegarequalsiasicavooppureeffettuarel'installazione,lamanutenzioneola

ricongurazionedelprodottoduranteuntemporale.

•Collegaretuttiilielettriciaunapresadialimentazionecorrettamentecablataedotatadimessaa

terra.

•Collegareallepreseelettricheappropriatetutteleapparecchiaturecheverrannoutilizzateper

questoprodotto.

•Sepossibile,utilizzaresolounamanopercollegareoscollegareicavidisegnale.

•Nonaccendereassolutamenteapparecchiatureinpresenzadiincendi,perdited'acquaodanno

strutturale.

•Scollegareicavidialimentazione,isistemiditelecomunicazione,leretieilmodemprimadi

aprireicoperchideldispositivo,salvoistruzionicontrarierelativealleprocedurediinstallazionee
congurazione.

•Collegareescollegareicavicomedescrittonellaseguentetabellaquandovengonoeffettuate

operazionidiinstallazione,spostamentooaperturadeicoperchidiquestoprodottoodelleunità
collegate.

PercollegarsiPerscollegarsi

1.SPEGNEREleapparecchiature.

2.Innanzitutto,collegaretuttiicavialleunità.

3.Collegareicavidisegnaleaiconnettori.

4.Collegareicavidialimentazioneallapresa.

5.Accenderel'unità.

1.SPEGNEREleapparecchiature.

2.Innanzitutto,rimuovereicavidialimentazionedalla
presa.

3.Rimuovereicavidisegnaledaiconnettori.

4.Rimuoveretuttiicavidalleunità.

ATTENZIONE:

Quandosisostituiscelabatteriaallitio,utilizzaresoloilNumeroparte45C1566ountipodibatteria
equivalenteconsigliatodalproduttore.Sesulsistemaèpresenteunmodulochecontieneunabatteria
allitio,sostituirlosoloconuntipodimodulodellostessotipodellastessacasadiproduzione.La
batteriacontienelitioepuòesplodereseusata,maneggiataosmaltitainmodononcorretto.

Non:

•Gettareoimmergerelabatterianell'acqua

•Riscaldarlaadunatemperaturasuperioreai100gradiC(212gradiF)

•Smontarla,ricaricarlaotentarediripararla

Lebatterieusatevannosmaltiteinaccordoallanormativainvigore(DPR915/82esuccessive
disposizioniedisposizionilocali).

22ThinkCentreE93HardwareMaintenanceManual

ATTENZIONE:

1

2

Quandovengonoinstallatiprodottilaser(qualiCD-ROM,unitàDVD-ROM,unitàabreotticheo
trasmittenti),tenerpresentequantosegue:

•Nonrimuovereglisportelli.L'aperturadiun'unitàlaserpuòdeterminarel'esposizionearadiazioni

laserpericolose.All'internodell'unitànonvisonopartisucuieffettuarel'assistenzatecnica.

•L'utilizzodicontrolli,regolazioniol'esecuzionediprocedurenondescrittinelpresentemanuale

possonoprovocarel'esposizionearadiazionipericolose.

PERICOLO

AlcuneunitàlasercontengonoundiodolaserdiClasse3AoClasse3B.Tenerpresentequantosegue:

Aprendol'unitàvengonoemesseradiazionilaser.Nonssareilfascio,nonguardarlodirettamente
construmentiotticiedevitarel'esposizionealfascio.

≥18kg≥32kg≥55kg

ATTENZIONE:

Prestareattenzionenelsollevarel'apparecchiatura.

ATTENZIONE:

Ilpulsantedicontrollodell'alimentazionepresentesull'unitàel'interruttoredell'alimentatorenon
disattivanol'alimentazionecorrentefornitaall'unità.E'possibilechel'unitàdispongadipiùcavidi
alimentazione.Perdisattivarel'alimentazionedall'unità,accertarsichetuttiicavidialimentazione
sianoscollegatidallafontedialimentazione.

Chapter2.Safetyinformation23

24ThinkCentreE93HardwareMaintenanceManual

1

2

PELIGRO

Lacorrienteeléctricaprocedentedecablesdealimentación,teléfonosycablesdecomunicaciónpuede
serpeligrosa.

Paraevitarelriesgodedescargaeléctrica:

•Noconectenidesconecteloscablesnirealiceningunatareadeinstalación,mantenimientoo

reconguracióndeesteproductoduranteunatormentaeléctrica.

•Conectetodosloscablesdealimentaciónatomasdecorrientedebidamentecableadasy

conectadasatierra.

•Cualquierequipoqueseconecteaesteproductotambiéndebeconectarseatomasdecorriente

debidamentecableadas.

•Siemprequeseaposible,utiliceunasolamanoparaconectarodesconectarloscablesdeseñal.

Chapter2.Safetyinformation25

•Noenciendanuncaunequipocuandohayseñalesdefuego,aguaodañosestructurales.

•Desconecteloscablesdealimentación,lossistemasdetelecomunicaciones,lasredesylos

módemsconectadosantesdeabrirlascubiertasdelosdispositivos,amenosqueseindiquelo
contrarioenlosprocedimientosdeinstalaciónyconguración.

•Conecteydesconecteloscables,comosedescribeenlatablasiguiente,cuandoinstale,muevao

abralascubiertasdeesteproductoodelosdispositivosconectados.

ParaconectarParadesconectar

1.APÁGUELOtodo.

2.Enprimerlugar,conectetodosloscablesalos
dispositivos.

3.Conecteloscablesdeseñalalosconectores.

4.Enchufeloscablesdealimentaciónalastomasde
corriente.

5.Enciendaeldispositivo.

1.APÁGUELOtodo.

2.Enprimerlugar,desenchufeloscablesdealimentación
delastomasdecorriente.

3.Desconecteloscablesdeseñaldelosconectores.

4.Desconectetodosloscablesdelosdispositivos.

PRECAUCIÓN:

Cuandosustituyaunabateríadelitio,utilicesolamenteunabateríanúmerodepieza45C1566uotra
detipoequivalenterecomendadaporelfabricante.Sisusistemadisponedeunmóduloquecontiene
unabateríadelitio,reemplácelosóloconelmismotipodemódulo,delmismofabricante.Labatería
contienelitioypuedeexplotarsinoseutiliza,manipulaodesechacorrectamente.

Nodebe:

•Arrojarlaalaguaosumergirlaenella

•Exponerlaatemperaturassuperioresa100°C(212°F)

•Repararlaodesmontarla

Deshágasedelabateríasegúnespeciquenlasleyesonormaslocales.

PRECAUCIÓN:

Cuandohayaproductosláser(comounidadesdeCD-ROM,unidadesdeDVD,dispositivosdebra
ópticaotransmisores)instalados,tengaencuentalosiguiente:

•Noquitelascubiertas.Siquitalascubiertasdelproductoláser,podríaquedarexpuestoaradiación

láserpeligrosa.Dentrodeldispositivonoexisteningunapiezaquerequieraserviciotécnico.

•Siusacontrolesoajustesorealizaprocedimientosquenoseanlosespecicadosaquí,podría

exponersearadiacionespeligrosas.

PELIGRO

26ThinkCentreE93HardwareMaintenanceManual

Algunosproductoslásertienenincorporadoundiodoláserdeclase3Aoclase3B.Tengaencuentalo

1

2

siguiente:

Cuandoseabre,quedaexpuestoaradiaciónláser.Nomiredirectamentealrayoláser,nisiquieracon
instrumentosópticos,yeviteexponersedirectamentealrayoláser.

≥18kg≥32kg≥55kg

PRECAUCIÓN:

Adopteprocedimientossegurosallevantarelequipo.

PRECAUCIÓN:

Elbotóndecontroldealimentacióndeldispositivoyelinterruptordealimentacióndelafuentede
alimentaciónnodesconectanlacorrienteeléctricasuministradaaldispositivo.Además,eldispositivo
podríatenermásdeuncabledealimentación.Parasuprimirtodalacorrienteeléctricadeldispositivo,
asegúresedequetodosloscablesdealimentaciónesténdesconectadosdelatomadecorriente.

Chapter2.Safetyinformation27

28ThinkCentreE93HardwareMaintenanceManual

Chapter3.Generalinformation

Thischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.

Specications

Thissectionliststhephysicalspecicationsforyourcomputer.

Formachinetype:10AR

Dimensions

Width:160mm(6.30inches)
Height:396.5mm(15.61inches)
Depth:390mm(15.35inches)

Weight

Maximumcongurationasshipped:7.3kg(16.1lb)

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

Electricalinput

•Inputvoltage:
–Lowrange:

Minimum:100Vac
Maximum:127Vac
Inputfrequencyrange:50to60Hz

–Highrange:

Minimum:200Vac
Maximum:240Vac
Inputfrequencyrange:50to60Hz

©CopyrightLenovo2013

29

Formachinetype:10AQ

Dimensions

Width:100.7mm(3.96inches)
Height:335.5mm(13.20inches)
Depth:382mm(15.04inches)

Weight

Maximumcongurationasshipped:6.7kg(14.8lb)

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

Electricalinput

•Inputvoltage:
–Lowrange:

Minimum:100Vac
Maximum:127Vac
Inputfrequencyrange:50to60Hz

–Highrange:

Minimum:200Vac
Maximum:240Vac
Inputfrequencyrange:50to60Hz

Lenovoprograms

YourcomputercomeswithLenovoprogramstohelpyouworkmoreeasilyandsecurely.Dependingon
theWindowsoperatingsystempreinstalled,theprogramsmightvary.

AccessingLenovoprogramsontheWindows7operatingsystem

OntheWindows7operatingsystem,youcanaccessLenovoprogramsfromeithertheLenovo
ThinkVantage

AccessingLenovoprogramsfromtheLenovoThinkVantageToolsprogram
ToaccessLenovoprogramsfromtheLenovoThinkVantageToolsprogram,clickStart➙AllPrograms➙

LenovoThinkVantageTools.Thendouble-clickaprogramicontoaccesstheprogram.

Note:IfaprogramiconintheLenovoThinkVantageToolsprogramnavigationwindowisdimmed,it

indicatesthatyouneedtoinstalltheprogrammanually.Toinstalltheprogrammanually,double-clickthe

30ThinkCentreE93HardwareMaintenanceManual

®

ToolsprogramorfromControlPanel.

programicon.Then,followtheinstructionsonthescreen.Whentheinstallationprocesscompletes,the
programiconwillbeactivated.

Table1.ProgramsintheLenovoThinkVantageToolsprogram

ProgramIconname

CommunicationsUtilityWebConferencing
FingerprintSoftware
LenovoSolutionCenterSystemHealthandDiagnostics
PasswordManagerPasswordVault
PowerManager
RecoveryMediaFactoryRecoveryDisks
RescueandRecovery
SystemUpdate
ViewManagementUtility

®

FingerprintReader

PowerControls

EnhancedBackupandRestore
UpdateandDrivers

ScreenLayout

Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.

AccessingLenovoprogramsfromControlPanel

ToaccessLenovoprogramsfromControlPanel,clickStart➙ControlPanel.Thendependingonthe
programyouwanttoaccess,clickthecorrespondingsectionandthenclickthecorrespondinggreentext.

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

TheprogramsandthecorrespondingsectionsandgreentextsinControlPanelarelistedinthefollowing
table.

Table2.ProgramsinControlPanel

Program

CommunicationsUtilityHardwareandSoundLenovo-WebConferencing
FingerprintSoftwareSystemandSecurity

LenovoSolutionCenterSystemandSecurityLenovo-SystemHealthand

PasswordManager

PowerManager

RecoveryMedia
RescueandRecovery

SystemUpdateSystemandSecurity
ViewManagementUtility

ControlPanelsectionGreentextinControlPanel

Lenovo-FingerprintReader

HardwareandSound

Diagnostics

SystemandSecurity
UserAccountsandFamilySafety

HardwareandSound
SystemandSecurity

SystemandSecurity
SystemandSecurity

SystemandSecurity

Lenovo-PasswordVault

Lenovo-PowerControls

Lenovo-FactoryRecoveryDisks
Lenovo-EnhancedBackupand

Restore
Lenovo-UpdateandDrivers
LenovoViewManagementUtility

Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.

Chapter3.Generalinformation31

AccessingLenovoprogramsontheWindows8orWindows8.1operating system

IfyourcomputerispreinstalledwiththeWindows8orWindows8.1operatingsystem,youcanaccess
Lenovoprogramsbydoingoneofthefollowing:

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

•OntheWindows8.1operatingsystem,presstheWindowskey
Lenovoprogramtolaunchit.Ifyoucannotndtheprogramyouneed,clickthearrowiconinthe

bottom-leftcornerofthescreentogototheAppsscreen.Findthedesiredprogramintheappslistor
searchforitinthesearchboxinthetop-rightcornerofthescreen.

Dependingonyourcomputermodel,yourcomputersupportssomeofthefollowingLenovoprograms:

•FingerprintSoftware

•LenovoCloudStorage

•LenovoCompanion

•LenovoReach

•LenovoSolutionCenter

•LenovoSupport

•PasswordManager

•SystemUpdate

togototheStartscreen.Clicka

LenovoSupportWebsite

TechnicalsupportinformationisavailableontheLenovoSupportWebsiteat:
http://www.lenovo.com/support

ThisWebsiteisupdatedwiththelatestsupportinformationsuchasthefollowing:

•Driversandsoftware

•Diagnosticsolutions

•Productandservicewarranty

•Productandpartsdetails

•Userguidesandmanuals

•Knowledgebaseandfrequentlyaskedquestions

32ThinkCentreE93HardwareMaintenanceManual

Chapter4.Generalcheckout

Attention

Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartupsequence
changed.Beextremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Dataor
programscanbeoverwrittenifyouselectanincorrectdrive.

Generalerrormessagesappearifaproblemorconictisfoundbyanapplicationprogram,theoperating
system,orboth.Foranexplanationofthesemessages,refertotheinformationsuppliedwiththatsoftware
package.

BeforereplacinganyFRUs,ensurethatthelatestlevelofBIOSisinstalledonthesystem.Adown-levelBIOS
mightcausefalseerrorsandunnecessaryreplacementofthesystemboard.Formoreinformationonhowto
determineandobtainthelatestlevelBIOS,see“BIOSlevels”onpage171

Usethefollowingproceduretohelpdeterminethecauseoftheproblem:

1.Power-offthecomputerandallexternaldevices.

2.Checkallcablesandpowercords.

3.Setalldisplaycontrolstothemiddleposition.

4.Power-onallexternaldevices.

5.Power-onthecomputer.

•Lookfordisplayederrorcodes

•Listenforbeepcodes

•Lookforreadableinstructionsoramainmenuonthedisplay.
Ifyoudidnotreceivethecorrectresponse,proceedtostep6onpage33

Ifyoudoreceivethecorrectresponse,proceedtostep7onpage33.

6.Lookatthefollowingconditionsandfollowtheinstructions:

.

.

•IfyouhearbeepcodesduringPOST,goto“Beepsymptoms”onpage61

•IfthecomputerdisplaysaPOSTerror,goto“POSTerrorcodes”onpage62.

•Ifthecomputerhangsandnoerrorisdisplayed,continueatstep7onpage33.

7.RuntheDiagnosticprograms.See“Diagnostics”onpage53.

•Ifyoureceiveanerror,replacethepartthatthediagnosticprogramcallsout.

•Iftheteststopsandyoucannotcontinue,replacethelastdevicetested.

.

Problemdeterminationtips

Duetothevarietyofhardwareandsoftwarecombinationsthatcanbeencountered,usethefollowing
informationtoassistyouinproblemdetermination.Ifpossible,havethisinformationavailablewhen
requestingassistancefromServiceSupportandEngineeringfunctions.

•Machinetypeandmodel

•Processororharddiskdriveupgrades

•Failuresymptom
–Dodiagnosticsindicateafailure?

–What,when,where,single,ormultiplesystems?
–Isthefailurerepeatable?

©CopyrightLenovo2013

33

–Hasthiscongurationeverworked?
–Ifithasbeenworking,whatchangesweremadepriortoitfailing?
–Isthistheoriginalreportedfailure?

•Diagnosticsversion
–T ypeandversionlevel

•Hardwareconguration
–Print(printscreen)congurationcurrentlyinuse

–BIOSlevel

•Operatingsystemsoftware
–T ypeandversionlevel

Notes:Toeliminateconfusion,identicalsystemsareconsideredidenticalonlyifthey:

1.Aretheexactmachinetypeandmodels

2.HavethesameBIOSlevel

3.Havethesameadapters/attachmentsinthesamelocations

4.Havethesameaddressjumpers/terminators/cabling

5.Havethesamesoftwareversionsandlevels

6.HavethesameDiagnosticDiskettes(version)

7.Havethesamecongurationoptionssetinthesystem

8.Havethesamesetupfortheoperatingsystemcontrolles

Comparingthecongurationandsoftwareset-upbetween“workingandnon-working”systemswilloften
leadtoproblemresolution.

34ThinkCentreE93HardwareMaintenanceManual

Chapter5.Troubleshootinganddiagnostics

Thischapterprovidesinformationaboutdiagnosingandtroubleshootingcomputerproblems.Ifyour
computerproblemisnotdescribedhere,see“LenovoSupportWebsite”onpage32
troubleshootingresources.

Basictroubleshooting

Thefollowingtableprovidesinformationtohelpyoutroubleshootyourcomputerproblems.

Note:Ifyoucannotcorrecttheproblem,havethecomputerserviced.Foralistofserviceandsupport
telephonenumbers,refertotheSafety,Warranty,andSetupGuidethatcomeswithyourcomputerorgoto
theLenovoSupportWebsiteathttp://www.lenovo.com/support/phone.

SymptomAction

Thecomputerdoesnotstart
whenyoupressthepower
switch.

Themonitorscreenisblank.

Thekeyboarddoesnotwork.

Themousedoesnotwork.

Verifythat:

•Thepowercordiscorrectlyconnectedtotherearofthecomputerandtoa
workingelectricaloutlet.

•Ifyourcomputerhasasecondarypowerswitchontherearofthecomputer,
ensurethatitisswitchedon.

•Thepowerindicatoronthefrontofthecomputerison.

•Thecomputervoltagematchesthevoltageavailableattheelectricaloutletfor
yourcountryorregion.

Verifythat:

•Themonitorsignalcableiscorrectlyconnectedtothemonitorandtothe
appropriatemonitorconnectoronthecomputer.

•Themonitorpowercordiscorrectlyconnectedtothemonitorandtoaworking
electricaloutlet.

•Themonitoristurnedonandthebrightnessandcontrastcontrolsareset
correctly.

•Thecomputervoltagematchesthevoltageavailableattheelectricaloutletfor
yourcountryorregion.

•Ifyourcomputerhastwomonitorconnectors,besuretousetheconnector
onthegraphicscard.

Verifythat:

•Thecomputeristurnedon.

•ThekeyboardissecurelyconnectedtoaUSBconnectoronthecomputer.

•Nokeysarestuck.

Verifythat:

•Thecomputeristurnedon.

•ThemouseissecurelyconnectedtoaUSBconnectoronthecomputer.

•Themouseisclean.Referto“Opticalmouse”onpage43

foradditional

forfurtherinformation.

©CopyrightLenovo2013

35

SymptomAction

Theoperatingsystemdoesnot
start.

Thecomputerbeepsmultiple
timesbeforetheoperating
systemstarts.

Verifythat:

•Thestartupsequenceincludesthedevicewheretheoperatingsystemresides.
Usually,theoperatingsystemisontheharddiskdrive.Formoreinformation,
see“Selectingastartupdevice”onpage58

Verifythatnokeysarestuck.

.

AccessingControlPanelontheWindows8orWindows8.1operating system

OntheWindowsoperatingsystem,youcanviewandchangecomputersettingsthroughControlPanel.To
accessControlPanelontheWindows8orWindows8.1operatingsystem,dooneofthefollowing:

•Fromthedesktop

1.Movethepointertothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.

2.ClickSettings.

3.ClickControlPanel.

•FromtheStartscreen
–ForWindows8:

1.Movethepointertothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.

2.ClickSearch.

3.OntheAppsscreen,scrolltotherightside,andclickControlPanelintheWindowsSystem
section.

–ForWindows8.1:

1.Clickthearrowiconinthebottom-leftcornerofthescreentogototheAppsscreen.

2.Scrolltotherightside,andclickControlPanelintheWindowsSystemsection.

Troubleshootingprocedure

Usethefollowingprocedureasastartingpointfordiagnosingproblemsyouareexperiencingwithyour
computer:

1.Verifythatthecablesforallattacheddevicesareconnectedcorrectlyandsecurely.

2.Verifythatallattacheddevicesthatrequireacpowerareconnectedtoproperlygrounded,functioning
electricaloutlets.

3.VerifythatallattacheddevicesareenabledintheBIOSsettingsofyourcomputer.Formoreinformation
aboutaccessingandchangingtheBIOSsettings,refertoyourChapter6“UsingtheSetupUtility
program”onpage55

4.Gotothe“Troubleshooting”onpage37andfollowtheinstructionsforthetypeofproblemyouare
experiencing.IftheTroubleshootinginformationdoesnothelpyouresolveaproblem,continuewiththe
nextstep.

5.Tryusingapreviouslycapturedcongurationtoseeifarecentchangetohardwareorsoftwaresettings
hascausedaproblem.Beforerestoringapreviousconguration,captureyourcurrentcongurationin
casetheoldercongurationsettingsdonotsolvetheproblemorhaveadverseaffects.T orestorea
capturedconguration,dothefollowing:

•ForWindows7:ClickStart➙ControlPanel➙SystemandSecurity➙System➙System

Protection➙SystemRestore.

36ThinkCentreE93HardwareMaintenanceManual

.

•ForWindows8orWindows8.1:OpenControlPanel,andthenclickSystemandSecurity➙System
➙SystemProtection➙SystemRestore.

Ifthisdoesnotcorrecttheproblem,continuewiththenextstep.

6.Runthediagnosticprogram.See“LenovoSolutionCenter”onpage54formoreinformation.

•Ifthediagnosticprogramdetectsahardwarefailure,contacttheLenovoCustomerSupportCenter.
See“LenovoSupportWebsite”onpage32formoreinformation.

•Ifyouareunabletorunthediagnosticprogram,contacttheLenovoCustomerSupportCenter.See
“LenovoSupportWebsite”onpage32formoreinformation.

•Ifthediagnosticprogramdoesnotdetectahardwarefailure,continuewiththenextstep.

7.Useanantivirusprogramtoseeifyourcomputerhasbeeninfectedbyavirus.Iftheprogramdetectsa
virus,removethevirus.

8.Ifnoneoftheseactionssolvetheproblem,seektechnicalassistance.See“LenovoSupportWeb
site”onpage32formoreinformation.

Troubleshooting

Usethetroubleshootinginformationtondsolutionstoproblemsthathavedenitesymptoms.

Ifthesymptomyourcomputerisexperiencingoccurredimmediatelyafteryouinstalledanewhardware
optionornewsoftware,dothefollowingbeforereferringtothetroubleshootinginformation:

1.Removethenewhardwareoptionorsoftware.Ifyoumustremovethecomputercovertoremovea
hardwareoption,ensurethatyoureviewandfollowtheelectricalsafetyinformationprovidedwithyour
computer.Foryoursafety,donotoperatethecomputerwiththecoverremoved.

2.Runthediagnosticprogramtoensurethatyourcomputerisoperatingcorrectly.

3.Reinstallthenewhardwareoptionorsoftwarefollowingthemanufacturer'sinstructions.

Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:

•“Audioproblems”onpage37

•“CDproblems”onpage39

•“DVDproblems”onpage40

•“Intermittentproblems”onpage41

•“Keyboard,mouse,orpointingdeviceproblems”onpage42

•“Monitorproblems”onpage44

•“Networkingproblems”onpage46

•“Optionproblems”onpage48

•“Performanceandlockupproblems”onpage49

•“Printerproblems”onpage51

•“Serialportproblems”onpage51

•“Softwareproblems”onpage52

•“USBproblems”onpage53

Audioproblems

Selectyoursymptomfromthefollowinglist:

•“NoaudioinWindows”onpage38

Chapter5.Troubleshootinganddiagnostics37

•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive”
onpage38

•“Soundcomesfromoneexternalspeakeronly”onpage38

•“NoaudioinDOSapplicationsorgames”onpage39

NoaudioinWindows

Symptom:NoaudioinWindows

Actions:

•IfyouareusingpoweredexternalspeakersthathaveanOn/Offcontrol,verifythattheOn/Offcontrolis
settotheOnpositionandthespeakerpowercableisconnectedtoaproperlygrounded,functionalac
electricaloutlet.

•Ifyourexternalspeakershaveavolumecontrol,verifythatthevolumecontrolisnotsettoolow.

•ClickthespeakericonintheWindowsdesktopnoticationarea.Avolume-controlwindowopens.Press
MixertoopentheVolumeMixerwindow.Verifythatthespeakermutebuttonsarenotpressedandthe
volumesettingsarenotsettoolow.

•Somemodelshaveafrontaudiopanelyoucanusetoadjustvolume.Ifyouhaveafrontaudiopanel,
verifythatthevolumeisnotsettoolow.

•Verifythatyourexternalspeakers(andheadphones,ifused)areconnectedtothecorrectaudioconnector
onthecomputer.Mostspeakercablesarecolor-codedtomatchtheconnector.

Note:Whenexternal-speakerorheadphonecablesareattachedtotheaudioconnector,theinternal
speaker,ifpresent,isdisabled.Inmostcases,ifanaudioadapterisinstalledinoneoftheexpansionslots,
theaudiofunctionbuiltintothesystemboardisdisabled;usetheaudiojacksontheadapter.

•EnsurethattheprogramyouarerunningisdesignedforuseintheMicrosoftWindowsoperatingsystem.
IftheprogramisdesignedtoruninDOS,theprogramdoesnotusetheWindowssoundfeatureandmust
beconguredtouseSoundBlasterProorSoundBlasteremulation.

•Verifythattheaudiodevicedriversarecorrectlyinstalled.SeeMicrosoftWindowshelpsystemformore
information.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32

.

AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitis
insertedintoadrive

Symptom:AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive

Action:See“CDproblems”onpage39

.

Soundcomesfromoneexternalspeakeronly

Symptom:Soundcomesfromoneexternalspeakeronly.

Actions:

•Ensurethatthespeakercableisinsertedcompletelyintotheconnectoronthecomputer.

•Ensurethatthecablethatattachestheleftspeakertotherightspeakerissecurelyconnected.

•Right-clickthespeakericonintheWindowsdesktopnoticationarea,andthenclickPlaybackdevices.
ClickthePlaybacktab,selectSpeakers,andthenclickProperties.ClickBalanceontheLevelstab,
andverifythattheBalancesettingissetcorrectly.

38ThinkCentreE93HardwareMaintenanceManual

Iftheseactionsdonotcorrecttheproblem,youmighthaveafailingspeaker.Havethespeakerserviced.If
youneedtechnicalassistance,see“LenovoSupportWebsite”onpage32.

NoaudioinDOSapplicationsorgames

Symptom:NoaudioinDOSapplicationsorgames

Actions:

•EnsurethattheDOSapplicationorgameisconguredtouseSoundBlasterProorSoundBlaster
emulation.Refertothedocumentationthatcomeswiththeapplicationorgameforinstructionson
settingsound-cardsettings.

•Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32

.

CDproblems

Selectyoursymptomfromthefollowinglist:

•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoaCD
drive”onpage39

•“ACDorDVDdoesnotwork”onpage39

•“Unabletouseastartable(bootable)recoverymedium,suchastheProductRecoveryCD,tostart
yourcomputer”onpage40

AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitis
insertedintoaCDdrive

Symptom:AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedinto
aCDdrive.

Actions:

•IfyouhavemultipleCDorDVDdrivesinstalled(oracombinationofCDandDVDdrives),tryinsertingthe
discintotheotherdrive.Insomecases,onlyoneofthedrivesisconnectedtotheaudiosubsystem.

•IfyouareusingtheWindows7operatingsystem,followtheactionfor“ACDorDVDdoesnotwork”
onpage39

Ifthisdoesnotcorrecttheproblem,followtheactionfor“ACDorDVDdoesnotwork”onpage39.

.

ACDorDVDdoesnotwork

Symptom:ACDorDVDdoesnotwork.

Actions:

•Verifythatthediscisinsertedcorrectly,withitslabelup.

•Ensurethatthediscyouareusingisclean.Toremovedustorngerprints,wipethedisccleanwithasoft
clothfromthecentertotheoutside.Wipingadiscinacircularmotionmightcauselossofdata.

•Verifythatthediscyouareusingisnotscratchedordamaged.T ryinsertinganotherdiscthatyouknow
isgood.Ifyoucannotreadfromaknown-gooddisc,youmighthaveaproblemwithyourCDorDVD
driveorthecablingtoyourCDorDVDdrive.Ensurethatthepowercableandsignalcablearesecurely
connectedtothedrive.

Chapter5.Troubleshootinganddiagnostics39

Unabletouseastartable(bootable)recoverymedium,suchastheProductRecovery
CD,tostartyourcomputer

Symptom:Unabletouseastartable(bootable)recoverymedium,suchastheProductRecoveryCD,
tostartyourcomputer.

Action:EnsurethattheCDorDVDdriveisinthestartupsequencebeforetheharddiskdrive.Referto
your“Selectingorchangingthestartupdevicesequence”onpage58
changingthestartupsequence.Notethatonsomemodelsthestartupsequenceispermanentlysetand
cannotbechanged.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

forinformationonviewingand

DVDproblems

Selectyoursymptomfromthefollowinglist:

•“BlackscreeninsteadofDVDvideo”onpage40

•“DVDmoviewillnotplay”onpage40

•“NoaudioorintermittentaudiowhileplayingDVDmovie”onpage40

•“Playbackisverysloworchoppy”onpage41

•“Invaliddiscornodiscfoundmessage”onpage41

BlackscreeninsteadofDVDvideo

Symptom:BlackscreeninsteadofDVDvideo

Actions:

•RestarttheDVDplayerprogram.

•Closeanyopenles,turnoffthecomputer,andthenrestartthecomputer.

•T ryalowerscreenresolutionorcolordepth.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32

.

DVDmoviewillnotplay

Symptom:DVDmoviewillnotplay.

Actions:

•Ensurethatthediscsurfaceiscleanandnotscratched.

•Checkthediscorpackageforregionalcoding.Youmightneedtopurchaseadiscwithcodingfor
theregionwhereyouareusingyourcomputer.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32

.

NoaudioorintermittentaudiowhileplayingDVDmovie

Symptom:NoaudioorintermittentaudiowhileplayingDVDmovie.

Actions:

•Checkthevolumecontrolsettingsonyourcomputerandonyourspeakers.

40ThinkCentreE93HardwareMaintenanceManual

•Ensurethatthediscsurfaceiscleanandnotscratched.

•Checkallcableconnectionstoandfromthespeakers.

•UsetheDVDmenuforthevideotoselectadifferentaudiotrack.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32

.

Playbackisverysloworchoppy

Symptom:Playbackisverysloworchoppy.

Actions:

•Disableanybackgroundprograms,suchasAntiVirusorDesktopThemes.

•Ensurethatvideoresolutionissettolessthan1152x864.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Invaliddiscornodiscfoundmessage

Symptom:Invaliddiscornodiscfoundmessage

Actions:

•EnsurethataDVDdiscisinthedrivewiththeshinysideofthediscfacingdown.

•Ensurethatvideoresolutionissettolessthan1152x864.

•OncomputersthathaveaCD-ROMorCD-RWdriveinadditiontoaDVD-ROMdrive,ensurethatthe
DVDdiscisinthedrivelabeled“DVD”.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Intermittentproblems

Symptom:Aproblemoccursonlyoccasionallyandisdifculttorepeat.

Actions:

•Verifythatallcablesandcordsaresecurelyconnectedtothecomputerandattacheddevices.

•Verifythatwhenthecomputerison,thefangrillisnotblocked(thereisairowaroundthegrill),andthe
fansareworking.Ifairowisblockedorthefansarenotworking,thecomputermightoverheat.

•IfSCSIdevicesareinstalled,verifythatthelastexternaldeviceineachSCSIchainisterminatedcorrectly.
(SeeyourSCSIdocumentation.)

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Harddiskdriveproblems

Selectyoursymptomfromthefollowinglist:

•“SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram”onpage42

•“"NoOperatingSystemFound"messageorthesystemnotstartingfromthecorrectharddiskdrive”
onpage42

Chapter5.Troubleshootinganddiagnostics41

SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram

Symptom:SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram

Actions:

•Ensurethatallharddiskdrivesignalcablesandpowercablesareconnectedcorrectly.

•Ensurethatyourcomputerisconguredcorrectlytosupporttheharddiskdrives.
–IfyourcomputerisinstalledwithveSATAharddiskdrives,ensurethattheSATAharddiskdrive

enablementmodule(onetoveharddiskdrives)isinstalled.

–IfyourcomputerisinstalledwithSASharddiskdrives,ensurethattheSASharddiskdriveenablement

module(onetoveharddiskdrives)ortheLSIMegaRAIDSASadapterisinstalled.

Iftheseactionsdonotcorrecttheproblem,runthediagnosticprogramLenovoSolutionCenter.See“Lenovo
SolutionCenter”onpage54.Ifyouneedtechnicalassistance,see“LenovoSupportWebsite”onpage32.

"NoOperatingSystemFound"messageorthesystemnotstartingfromthecorrect
harddiskdrive

Symptom:"NoOperatingSystemFound"messageorthesystemnotstartingfromthecorrectharddiskdrive

Actions:

•Ensurethatallharddiskdrivesignalcablesandpowercablesareconnectedcorrectly.Referto
“Replacingtheharddiskdrive”onpage87.

•EnsurethattheharddiskdriveyourcomputerstartsfromislistedastherststartupdeviceintheSetup
Utilityprogram.Referto“Selectingastartupdevice”onpage58.

Note:Inrarecases,theharddiskdrivewiththeoperatingsystemmightgetcorruptedordamaged.Insuch
cases,youmightneedtoreplacetheharddiskdrive.Referto“Replacingtheharddiskdrive”onpage87.

Iftheseactionsdonotcorrecttheproblem,runthediagnosticprogramLenovoSolutionCenter.See
“LenovoSolutionCenter”onpage54.Ifyouneedtechnicalassistance,see“Replacingtheharddisk
drive”onpage87.

Keyboard,mouse,orpointingdeviceproblems

Selectyoursymptomfromthefollowinglist:

•“Allorsomekeysonthekeyboarddonotwork”onpage42

•“Themouseorpointingdevicedoesnotwork”onpage43

•“Thepointeronthescreendoesnotmovesmoothlywiththemouse”onpage44

•“Thengerprintreaderdoesnotwork”onpage44

•“Thewirelesskeyboarddoesnotwork”onpage44

Allorsomekeysonthekeyboarddonotwork

Symptom:Allorsomekeysonthekeyboarddonotwork.

Actions:

•Verifythatthekeyboardcableissecurelyconnectedtothecorrectconnectoronthecomputer.

•IfyouareusinganEnhancedPerformanceUSBkeyboardandoneormoreoftheRapidAccessbuttons
aretheonlykeysthatarenotworking,thesebuttonsmighthavebeendisabledorhavenotbeenassigned
toafunction.UsethehelpsystemintheEnhancedPerformanceCustomizationKeyboardprogramto
helpdiagnoseproblemswiththeRapidAccessbuttons.

42ThinkCentreE93HardwareMaintenanceManual

ToopentheEnhancedPerformanceCustomizationKeyboardprogram,dooneofthefollowing:
–OntheWindows7operatingsystem,dothefollowing:

1.ClickStart➙ControlPanel.

2.ClickHardwareandSound.

3.ClickDevicesandPrinters.

4.Double-clickUSBEnhancedPerformanceKeyboard.TheUSBEnhancedPerformance
KeyboardCustomizationprogramstarts.

–OntheWindows8orWindows8.1operatingsystem,dothefollowing:

1.OpenControlPanel.

2.ClickHardwareandSound.

3.ClickDevicesandPrinters.

4.Double-clickUSBEnhancedPerformanceKeyboard.TheUSBEnhancedPerformance
KeyboardCustomizationprogramstarts.

Iftheseactionsdonotcorrecttheproblem,havethecomputerandkeyboardserviced.See“Lenovo
SupportWebsite”onpage32fordetails.

Themouseorpointingdevicedoesnotwork

Symptom:Themouseorpointingdevicedoesnotwork.

Actions:

•Verifythatthemouseorpointing-devicecableissecurelyattachedtothecorrectconnectoronthe
computer.Dependingonthetypeofmouseyouhave,themousecablewillconnecttoeitherthe
mouse,serial,orUSBconnector.SomekeyboardshaveintegratedUSBconnectorsthatcanbeused
foraUSBmouseorpointingdevice.

•Verifythatthedevicedriversforthemouseorpointingdeviceareinstalledcorrectly.

•IfyouareusingaUSBkeyboardormouse,verifythattheUSBconnectorsareenabledintheBIOS
settings.See“Enablingordisablingadevice”onpage57

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Opticalmouse

Thissectionprovidesinstructionsonhowtocleananopticalmouse.

Anopticalmouseusesalight-emittingdiode(LED)andanopticalsensortonavigatethepointer.Ifthe
pointeronthescreendoesnotmovesmoothlywiththeopticalmouse,youmightneedtocleanthemouse.

Tocleananopticalmouse,dothefollowing:

1.Turnoffyourcomputer.

2.Disconnectthemousecablefromthecomputer.

3.Turnthemouseupsidedowntocheckthelens.
a.Ifthereisasmudgeonthelens,gentlycleantheareawithaplaincotton-tippedswab.
b.Ifthereisdebrisinthelens,gentlyblowthedebrisawayfromthearea.

4.Checkthesurfaceonwhichyouareusingthemouse.Ifyouhaveaveryintricatepictureorpattern
beneaththemouse,itmaybedifcultforthedigitalsignalprocessor(DSP)todeterminechanges
inthemouseposition.

.

Chapter5.Troubleshootinganddiagnostics43

5.Reconnectthemousecabletothecomputer.

6.Turnyourcomputerbackon.

Thepointeronthescreendoesnotmovesmoothlywiththemouse

Symptom:Thepointeronthescreendoesnotmovesmoothlywiththemouse.

Action:Erraticmovementofthemousepointerisgenerallycausedbyabuildupofdirt,oils,andother
contaminantsontheballinsidethemouse.Cleanthemouse.See“Opticalmouse”onpage43for
instructions.

Thengerprintreaderdoesnotwork

Symptom:Thengerprintreaderdoesnotwork.

Action:Thefollowingcouldcausethengerprintreadernottooperateproperly:

•Notenrollingyourngerprintcorrectly.

•Scratchingthesurfaceofthereaderwithahard,pointedobject.

•Scrapingthesurfaceofthereaderwithyournailoranythinghard.

•Usingortouchingthereaderwithadirtynger.

•Thesurfaceofyourngerisverydifferentfromwhenyouenrolledyourngerprint.

Thewirelesskeyboarddoesnotwork

Symptom:Thewirelesskeyboarddoesnotwork.

Action:IftheTransceiverCommunicationsLEDisonandthewirelessKeyboarddoesnotwork,restartyour
computer.Ifrestartingyourcomputerdoesnotsolvetheproblem,verifythatthefollowingconditionsaremet:

•Thebatteriesareproperlyinstalled.

•Thebatteriesstillretaintheircurrent.

•ThewirelessKeyboardislocatedlessthantenmetersawayfromthetransceiver.

•Thetransceiverisfullyinstalled.

Action:IftheTransceiverCommunicationsLEDisnoton,reconnectthetransceiverandthekeyboard.

Monitorproblems

Note:Manymonitorshavestatus-indicatorlightsandbuilt-incontrolsforadjustingbrightness,contrast,

width,height,andotherpictureadjustments.However,thecontrolsvaryfrommonitortypetomonitortype.
Forinformationaboutthestatuslightsandusingthecontrols,refertothedocumentationthatcomes
withyourmonitor.

Selectyoursymptomfromthefollowinglist:

•“Wrongcharactersappearonthescreen”onpage45

•“Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiodofcomputer
inactivity”onpage45

•“Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustartsomeapplication
programs”onpage45

•“Theimageappearstobeickering”onpage45

•“Theimageisdiscolored”onpage46

44ThinkCentreE93HardwareMaintenanceManual

Wrongcharactersappearonthescreen

Symptom:Wrongcharactersappearonthescreen.

Action:Havethecomputerserviced.Fordetails,see“LenovoSupportWebsite”onpage32.

Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiod
ofcomputerinactivity

Symptom:Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiodofcomputer
inactivity.

Action:Thecomputerisprobablysetforenergysavingswiththepower-managementfeature.Ifthe
power-managementfeatureisenabled,disablingitorchangingthesettingsmightsolvetheproblem.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustart
someapplicationprograms

Symptom:Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustartsome
applicationprograms.

Actions:

•Ensurethatthemonitorsignalcableissecurelyconnectedtothemonitorandthemonitorconnectoron
thecomputer.Aloosecablecancauseintermittentproblems.

•Verifythatthenecessarydevicedriversfortheapplicationprogramsareinstalled.Refertothe
documentationfortheaffectedapplicationprogramtoseeifdevicedriversarerequired.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Theimageappearstobeickering

Symptom:Theimageappearstobeickering.

Actions:

•Themonitormightbeoperatinginalow-refreshratedisplaymode.Setthemonitortothehighest,
noninterlacedrefreshratesupportedbyyourmonitorandthevideocontrollerinyourcomputer.

Attention:Usingaresolutionorrefreshratethatisnotsupportedbyyourmonitormightdamageit.Check
thedocumentationthatcomeswithyourmonitortoverifythesupportedrefreshrates.

•Themonitormightbeaffectedbyinterferencefromnearbyequipment.Magneticeldsaroundother
devices,suchastransformers,appliances,uorescentlights,andothermonitorsmightbecausingthe
problem.Moveuorescentdesklightingoranyequipmentthatproducesmagneticeldsfartheraway
fromthemonitor.Ifthisdoesnotcorrecttheproblem,dothefollowing:

1.Turnoffthemonitor.(Movingacolormonitorwhileitisturnedonmightcausescreendiscoloration.)

2.Adjusttheplacementofthemonitorandotherdevicessothattheyareatleast305mm(12inches)
apart.

3.Turnonthemonitor.

•Y oucanresettherefreshratethroughyouroperatingsystemControlPanel:
OntheWindows7operatingsystem,clickStart➙ControlPanel➙HardwareandSound➙Adjust

screenresolution➙AdvancedSettings.ThenclicktheMonitortabandselectanewrefreshrate.

Chapter5.Troubleshootinganddiagnostics45

OntheWindows8orWindows8.1operatingsystem,openControlPanelandclickHardwareand
Sound➙Adjustscreenresolution➙AdvancedSettings.ThenclicktheMonitortabandselecta
newrefreshrate.

•Seeyouroperatingsystemdocumentationorhelpforfurtherinformationonmonitorsettings.

Iftheseactionsdonotcorrecttheproblem,yourmonitormightneedservice.See“LenovoSupportWeb
site”onpage32fordetails.

Theimageisdiscolored

Symptom:Theimageisdiscolored.

Action:Themonitormightbeaffectedbyinterferencefromnearbyequipment.Magneticeldsaroundother
devices,suchastransformers,appliances,uorescentlights,andothermonitorsmightbecausingthe
problem.Moveuorescentdesklightingoranyequipmentthatproducesmagneticeldsfurtherawayfrom
themonitor.Ifthisdoesnotcorrecttheproblem,dothefollowing:

1.Turnoffthemonitor.(Movingacolormonitorwhileitisturnedonmightcausescreendiscoloration.)

2.Adjusttheplacementofthemonitorandotherdevicessothattheyareatleast305mm(12inches)apart.

3.Turnonthemonitor.

Iftheseactionsdonotcorrecttheproblem,yourmonitormightneedservice.See“LenovoSupportWeb
site”onpage32fordetails.

Networkingproblems

Thefollowingarethemostcommonnetworkingproblems.Selectyournetworkingproblemfromthe
followinglist:

•“Ethernetproblems”onpage46

•“AwirelessLANproblem”onpage48

•“AwirelessWANproblem”onpage48

•“Bluetoothproblem”onpage48

Ethernetproblems

ForEthernetproblems,selectyoursymptomfromthefollowinglist:

•“Yourcomputercannotconnecttothenetwork”onpage46

•“Theadapterstopsworkingfornoapparentreason”onpage47

•“IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnectionfails
orerrorsoccur”onpage47

•“IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Instead,
itconnectsat100Mbps”onpage48

Yourcomputercannotconnecttothenetwork

Symptom:Yourcomputercannotconnecttothenetwork.

Actions:Ensurethat:

•Thecableisinstalledproperly.
ThenetworkcablemustbesecurelyconnectedtoboththeEthernetconnectorofyourcomputerand

theRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis100
meters.Ifthecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblempersists,try
adifferentcable.

46ThinkCentreE93HardwareMaintenanceManual

•Thecableisinstalledproperly.

•Y ouareusingthecorrectdevicedriver.
OntheWindows7operatingsystem,dothefollowing:

1.ClickStart➙ControlPanel.

2.ClickHardwareandSound.

3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconrmation,typethe
passwordorprovideconrmation.

4.IfanexclamationmarkisdisplayednexttoanadapternameunderNetworkadapters,youmight
notbeusingthecorrectdriverorthedriverisnotenabled.Toupdatethedriver,right-clickthe
highlightedadapter.

5.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.

OntheWindows8orWindows8.1operatingsystem,dothefollowing:

1.OpenControlPanel.

2.ClickHardwareandSound.

3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconrmation,typethe
passwordorprovideconrmation.

4.IfanexclamationmarkisdisplayednexttoanadapternameunderNetworkadapters,youmight
notbeusingthecorrectdriverorthedriverisnotenabled.Toupdatethedriver,right-clickthe
highlightedadapter.

5.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.

•Theswitchportandtheadapterhavethesameduplexsetting.
Ifyouconguredtheadapterforfullduplex,ensurethattheswitchportisalsoconguredforfullduplex.

Settingthewrongduplexmodecandegradeperformance,causedataloss,orresultinlostconnections.

•Y ouhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.
CheckwithyourLANadministratorforthenecessarynetworkingsoftware.

Theadapterstopsworkingfornoapparentreason

Symptom:Theadapterstopsworkingfornoapparentreason.

Action:Thenetworkdriverlesmaybecorruptormissing.Updatethedriverbyreferringtothe“Solution”
descriptionfortheproceduretoensurethatthecorrectdevicedriverisinstalled.

TheWakeonLANfeatureisnotworking

Symptom:TheWakeonLAN(WOL)featureisnotworking.

Actions:

•EnsurethatWOLisenabledintheBIOSSetupUtilityprogram.

•Ifitis,checkwithyourLANadministratorforthenecessarysettings.

IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnection
failsorerrorsoccur

Symptom:IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnection
failsorerrorsoccur.

Actions:

•UseCategory5wiringandensurethatthenetworkcableissecurelyconnected.

•Connecttoa1000BASE-Thub/switch(not1000BASE-X).

Chapter5.Troubleshootinganddiagnostics47

IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Instead,
itconnectsat100Mbps

Symptom:IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.
Instead,itconnectsat100Mbps.

Actions:

•T ryanothercable.

•Ensurethatthelinkpartnerissettoauto-negotiate.

•Ensurethattheswitchis802.3ab-compliant(gigabitovercopper).

AwirelessLANproblem

Symptom:Youcannotconnectusingthebuilt-inwirelessnetworkingcard.

Actions:

•MakesurethatyourwirelessLANdriveristhelatestversion.ChecktheWebsiteandverifythedriver
versionsupportedbyAccessConnectionsisthelatestdocumentedinthereadmele.

•Makesurethatyourcomputeriswithinrangeofawirelessaccesspoint.

•Makesurethatthewirelessradioisenabledbydouble-clickingtheAccessConnectionsiconinthe
Windowsnoticationarea.

•CheckNetworkName(SSID),andyourencryptioninformation.UseAccessConnectionstoverifythis
case-sensitiveinformation.

AwirelessWANproblem

Message:UnauthorizedWANcardispluggedin-PoweroffandremovetheWANcard.

Action:TheWANcardisnotsupportedonthiscomputer.Removeit.

Note:SomecomputermodelsdonothaveawirelessWAN.

Bluetoothproblem

Symptom:SounddoesnotcomefromtheBluetoothheadsetorheadphonebutcomesfromthelocal
speakereventhoughtheheadsetorheadphoneisconnectedusingtheHeadsetproleorAVprole.

Action:Dothefollowing:

1.Exittheapplicationthatusesthesounddevice(forexample,WindowsMedia

2.OpenControlPanel.

3.ClickHardwareandSound➙Sound.

4.SelectthePlaybacktab.

5.IfyouareusingtheHeadsetprole,selectBluetoothHands-freeAudioandclicktheSetDefault
button.IfyouareusingtheAVprole,selectStereoAudioandclicktheSetDefaultbutton.

6.ClickOKtoclosetheSoundwindow.

®

Player).

Optionproblems

UsethisinformationtodiagnoseproblemswithLenovohardwareoptionsthatdonothavetheirown
troubleshootinginformation.

Selectyoursymptomfromthefollowinglist:

•“Anoptionthatwasjustinstalleddoesnotwork”onpage49

48ThinkCentreE93HardwareMaintenanceManual

•“Anoptionthatpreviouslyworkeddoesnotworknow”onpage49

Anoptionthatwasjustinstalleddoesnotwork

Symptom:Anoptionthatwasjustinstalleddoesnotwork.

Action:Verifythat:

•Theoptionisdesignedforyourcomputer.

•Y oufollowedtheinstallationinstructionssuppliedwiththeoptionandtheinstallationinstructionsprovided
withyourcomputer,andalloptionles(suchasdevicedrivers,ifrequired)areinstalledcorrectly.

•Y ouhavenotloosenedotherinstalledoptionsorcables.

•Iftheoptionisanadapter,youhaveprovidedenoughhardwareresourcesfortheadaptertofunction
correctly.Seethedocumentationsuppliedwiththeadapter(aswellasthedocumentationforanyother
installedadapters)todeterminetheresourcesrequiredforeachadapter.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Anoptionthatpreviouslyworkeddoesnotworknow

Symptom:Anoptionthatpreviouslyworkeddoesnotworknow.

Actions:

•Verifythatalloptionhardwareandcableconnectionsaresecure.

•Iftheoptioncomeswithitsowntestinstructions,usethoseinstructionstotesttheoption.

•IfthefailingoptionisaSCSIoption,verifythat:
–ThecablesforallexternalSCSIoptionsareconnectedcorrectly.

–ThelastoptionineachSCSIchain,ortheendoftheSCSIcable,isterminatedcorrectly.
–AllexternalSCSIoptionsareturnedon.ExternalSCSIoptionsmustbeturnedonbeforethecomputer

isturnedon.Formoreinformation,seeyourSCSIdocumentation.

•Verifythattheoptionandanyrequireddevicedriversareinstalledcorrectly.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Performanceandlockupproblems

Poorperformanceandlockupproblemscanbearesultofanyofthefollowing:

•“Insufcientfreeharddiskdrivespace”onpage49

•“Excessivenumberoffragmentedles”onpage50

Makeaselectionfromtheabovelisttondoutmoreaboutthecorrectiveactionsyoucantake.

Insufcientfreeharddiskdrivespace

Symptom:Insufcientfreeharddiskdrivespace

TheWindowsoperatingsystemwillslowdownandmightproduceerrorsiftheharddiskdrivegetstoofull.

TochecktheamountoffreespaceontheWindows7operatingsystem,dothefollowing:

1.ClickStart➙Computer.

Chapter5.Troubleshootinganddiagnostics49

2.Right-clickyourCdriveentryandthenclickProperties.Theamountoffreediskspaceisdisplayed.

TochecktheamountoffreespaceontheWindows8operatingsystem,dothefollowing:

1.OpenFileExplorerandclickComputer.

2.Right-clickyourCdriveentryandthenclickProperties.Theamountoffreediskspaceisdisplayed.

TochecktheamountoffreespaceontheWindows8.1operatingsystem,dothefollowing:

1.OpenFileExplorer.

2.Right-clickyourCdriveentryandthenclickProperties.Theamountoffreediskspaceisdisplayed.

Tofreeupdiskspace,doanyofthefollowing:

•Method1

1.OntheWindows7operatingsystem,clickStart➙Computer.OntheWindows8operatingsystem,
openFileExplorerandclickComputer.OntheWindows8.1operatingsystem,openFileExplorer.

2.Right-clickyourCdriveentryandthenclickProperties.

3.ClickDiskCleanup.

4.Alistofunnecessarylecategoriesisdisplayed.Selecteachlecategoryyouwanttodelete,
andthenclickOK.

•Method2

1.OpenControlPanel.

2.ClickPrograms.

3.ClickT urnWindowsfeaturesonoroff.

4.AlistofoptionalWindowscomponentsisdisplayed.Followtheinstructionsonthescreen.

•Method3

1.OntheWindows7operatingsystem,clickStart➙Computer.OntheWindows8operatingsystem,
openFileExplorerandclickComputer.OntheWindows8.1operatingsystem,openFileExplorer.

2.Right-clickyourCdriveentryandthenclickProperties.

3.ClickDiskCleanup.

4.ClickCleanupsystemles.

5.ClicktheMoreOptionstab.

6.IntheProgramsandFeaturesarea,clicktheCleanupbutton.

7.Alistofinstalledprogramsisdisplayed.Selecttheprogramthatyouwanttoremove.Click
Uninstall/ChangeorUninstall.

•CleanoutyourInbox,SentItems,andDeletedItemsfoldersfromyoure-mailapplication.Thefolder
namesandproceduresvarydependingonyoure-mailapplication.Ifyouneedassistance,seethe
helpsystemforyoure-mailapplication.

Excessivenumberoffragmentedles

Symptom:Excessivenumberoffragmentedles

Action:RuntheWindowsDiskDefragmenterprogram.

Note:Dependingonthesizeoftheharddiskdriveandamountofdatacurrentlystoredontheharddisk
drive,thedisk-defragmentationprocessmighttakeuptoseveralhourstocomplete.

OntheWindows7operatingsystem,dothefollowing:

50ThinkCentreE93HardwareMaintenanceManual

1.Closeanyprogramsthatarecurrentlyrunningandcloseanyopenwindows.

2.ClickStart➙Computer.

3.Right-clickyourCdriveentryandthenclickProperties.

4.ClicktheToolstab.

5.ClickDefragmentNow,thenclickContinue.

6.ClickDefragmentNowagaintostartadisk-defragmentationprocess.

OntheWindows8orWindows8.1operatingsystem,dothefollowing:

1.Closeanyprogramsthatarecurrentlyrunningandcloseanyopenwindows.

2.OnWindows8,openFileExplorerandclickComputer.OnWindows8.1,openFileExplorer.

3.Right-clickyourCdriveentryandthenclickProperties.

4.ClicktheToolstabandthenclickOptimize.

5.ClickOptimizeintheOptimizeDriveswindowthatisdisplayedtostartadisk-defragmentationprocess.

Insufcientmemory

Symptom:Insufcientmemory

Ingeneral,themorememorythatisinstalled,thebettertheWindowsoperatingsystemruns.

Action:Installadditionalmemory.Forinformationaboutpurchasingmemory,see“LenovoSupportWeb
site”onpage32.Forstep-by-stepinstructionsoninstallingmemory,see“Installingorreplacingamemory
module”onpage108.

Iftheseactionsdonotcorrecttheproblem,runthediagnosticprograms(see“LenovoSolutionCenter”on
page54forinstructions).Ifyouneedtechnicalassistance,see“LenovoSupportWebsite”onpage32.

Printerproblems

Symptom:Theprinterdoesnotwork.

Actions:Verifythat:

1.Theprinteristurnedonandisonline.

2.Paperisloadedcorrectly.

3.Theprintersignalcableissecurelyconnectedtothecorrectparallel,serial,orUSBconnectoronthe
computer.

Note:Non-IEEE-approvedprintersignalcablesmightcauseunpredictableproblems.

1.Anydevicedriversandothersoftwarethatcamewiththeprinterarecorrectlyinstalled.

2.Youhaveassignedtheprinterportcorrectlyinyouroperatingsystem,applicationprogram,orBIOS
settings.FormoreinformationaboutBIOSsettings,seeChapter6“UsingtheSetupUtilityprogram”
onpage55.

Iftheproblempersists,runthetestsdescribedinthedocumentationthatcomeswithyourprinter.Ifyou
cannotcorrecttheproblem,havethecomputerserviced.See“LenovoSupportWebsite”onpage32.

Serialportproblems

Usethisinformationtotroubleshoottheserialportanddevicesattachedtotheserialport.

Symptom:Serialportcannotbeaccessed.

Chapter5.Troubleshootinganddiagnostics51

Actions:

•Ensurethattheserialcableissecurelyconnectedtotheserialportonthecomputerandtotheserial
device.Iftheserialdevicehasitsownpowercord,ensurethatitisattachedtoaproperlygrounded
electricaloutlet.

•IftheserialdevicehasitsownOn/Offswitch,ensurethatitisintheOnposition.

•IftheserialdevicehasanOnlineswitch,ensurethatitisintheOnlineposition.

•Iftheserialdeviceisaprinter,ensurethatpaperisloadedcorrectly.

•Verifythatanysoftwaresuppliedwiththeserialdeviceiscorrectlyinstalled.Refertothedocumentation
fortheserial-deviceoption.

•Ensurethattheserial-portadapter,ifyouaddedone,isproperlyinstalledandrmlyseated.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage32.

Softwareproblems

Selectyoursymptomfromthefollowinglist:

•“Whenusingasortfeature,datesdonotsortinthecorrectorder”onpage52

•“Softwaredoesnotworkasexpected”onpage52

Whenusingasortfeature,datesdonotsortinthecorrectorder

Symptom:Whenusingasortfeature,datesdonotsortinthecorrectorder.

Action:Somesoftwaredevelopedbeforetheyear2000usedonlythelasttwodigitsofayeartosort
dates,alwaysassumingthersttwodigitswere19.Consequently,theseprogramssortdatesoutoforder.
Checkwithyoursoftwaremanufacturertoseeifanyupdatesareavailable.Manysoftwaremanufacturers
makeupdatesavailablefromtheWorldWideWeb.

Softwaredoesnotworkasexpected

Symptom:Softwaredoesnotworkasexpected.

Actions:

•Mostsoftwareprogramshavebuilt-inhelpsystemsthatprovideinstructionsformosttasks.Ifyouare
havingdifcultyperformingaspecictaskwithinasoftwareprogram,refertothehelpsystemforthat
program.Helpsystemsaretypicallyaccessiblefromamenuorbuttonintheprogram,andfrequently
fromtheF1key.

•IfyouhavedifcultywiththeWindowsoperatingsystemoroneofitscomponents,refertotheWindows
helpsystem.ItisaccessiblefromtheWindowsStartmenu.

•T odetermineifproblemsarecausedbynewlyinstalledsoftware,verifythat:
–Y ourcomputerhastheminimummemoryrequirementsneededtousethesoftware.Seethe

informationsuppliedwiththesoftwaretoverifymemoryrequirements.(Ifyoujustinstalledanadapter

ormemory,youmighthaveamemory-addressconict.)
–Thesoftwareisdesignedtooperateonyourcomputer.
–Othersoftwareworksonyourcomputer.
–Thesoftwareyouareusingworkscorrectlyonanothercomputer.

•Ifyoureceivedanyerrormessageswhileusingthesoftwareprogram,seetheprinteddocumentation
suppliedwiththesoftwareorthehelpsystemforthatsoftwareforadescriptionofthemessagesand
solutionstotheproblem.

52ThinkCentreE93HardwareMaintenanceManual

•Checkwithyoursoftwaremanufacturertoseeifanyupdatesareavailable.Manysoftwaremanufacturers
makeupdatesavailablefromtheWorldWideWeb.

•Ifthesoftwareprogramusedtoworkcorrectly,butdoesnotworkcorrectlynow,dothefollowing:
–OntheWindows7operatingsystem,clickStart➙ControlPanel➙SystemandSecurity➙System

➙SystemProtection➙SystemRestore.Then,followtheinstructionsonthescreen.

–OntheWindows8orWindows8.1operatingsystem,openControlPanelandclickSystemand

Security➙System➙SystemProtection➙SystemRestore.Then,followtheinstructionson
thescreen.

•Ifyouareunabletoresolvetheproblemthroughothermethods,uninstallthesoftwareprogramand
reinstallit.

Iftheseactionsdonotcorrecttheproblem,youmightneedtechnicalassistance.Contactyoursoftware
manufacturerorsee“LenovoSupportWebsite”onpage32

fordetails.

USBproblems

Symptom:TheUSBconnectorscannotbeaccessed.

Actions:

•EnsurethattheUSBcableissecurelyconnectedtotheUSBconnectorandtotheUSBdevice.IftheUSB
devicehasitsownpowercord,ensurethatitisattachedtoaproperlygroundedelectricaloutlet.

•IftheUSBdevicehasitsownOn/Offswitch,ensurethatitisintheOnposition.

•IftheUSBdevicehasanOnlineswitch,ensurethatitisintheOnlineposition.

•IftheUSBdeviceisaprinter,ensurethatpaperisloadedcorrectly.

•EnsurethatanydevicedriversorothersoftwaresuppliedwiththeUSBdeviceiscorrectlyinstalled.
RefertothedocumentationfortheUSBdevice.

•ResetthedevicebydetachingandreattachingtheUSBconnector.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogramtotesttheUSB
connector.IftheUSBdevicecamewithitsowndiagnostics,runthosediagnosticsagainsttheUSBdevice.
Ifyouneedtechnicalassistance,see“LenovoSupportWebsite”onpage32.

Diagnostics

Thediagnosticprogramisusedtotesthardwarecomponentsofyourcomputer.Thediagnosticprogramcan
alsoreportoperating-system-controlledsettingsthatinterferewiththecorrectoperationofyourcomputer.
Youcanusethepreinstalleddiagnosticprogramtodiagnosecomputerproblems,ifyourcomputeris
runningtheWindowsoperatingsystem.

Notes:

1.YourcomputerispreinstalledwiththeLenovoSolutionCenterprogramfordiagnosticpurposes.For
moreinformationabouttheLenovoSolutionCenterprogram,see“LenovoSolutionCenter”onpage54.

2.Ifyouareunabletoisolateandrepairtheproblemyourselfafterrunningthediagnosticprogram,save
andprinttheloglescreatedbythediagnosticprogram.Y ouwillneedthelogleswhenyouspeaktoa
Lenovotechnicalsupportrepresentative.

Chapter5.Troubleshootinganddiagnostics53

LenovoSolutionCenter

TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It
combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along
withhintsandtipsformaximumsystemperformance.

Notes:

•TheLenovoSolutionCenterprogramcanbedownloadedfromhttp://www.lenovo.com/diags.

•IfyouareusingaWindowsoperatingsystemotherthanWindows7,Windows8,orWindows8.1,goto
http://www.lenovo.com/diagsforthelatestinformationondiagnosticsforyourcomputer.

ToruntheLenovoSolutionCenterprogram,see“Lenovoprograms”onpage30.

Foradditionalinformation,refertotheLenovoSolutionCenterhelpsystem.

Note:Ifyouareunabletoisolateandrepairtheproblemyourselfafterrunningtheprogram,saveandprint
thelogles.YouwillneedthelogleswhenyouspeaktoaLenovotechnicalsupportrepresentative.

54ThinkCentreE93HardwareMaintenanceManual

Chapter6.UsingtheSetupUtilityprogram

TheSetupUtilityprogramisusedtoviewandchangethecongurationsettingsofyourcomputer,regardless
ofwhichoperatingsystemyouareusing.However,theoperatingsystemsettingsmightoverrideanysimilar
settingsintheSetupUtilityprogram.

StartingtheSetupUtilityprogram

TostarttheSetupUtilityprogram,dothefollowing:

1.Ensurethatyourcomputeristurnedoff.

2.RepeatedlypressandreleasetheF1keywhenturningonthecomputer.Whenyouhearmultiple
beepsorseealogoscreen,releasetheF1key.

Note:IfaPower-OnPasswordoranAdministratorPasswordhasbeenset,theSetupUtilityprogram
menuwillnotbedisplayeduntilyoutypethecorrectpassword.Formoreinformation,see“Using
passwords”onpage55

WhenthePOSTdetectsthattheharddiskdrivehasbeenremovedfromyourcomputerorthememory
modulesizehasdecreased,anerrormessagewillbedisplayedwhenyoustartthecomputerandyouwillbe
promptedtodooneofthefollowing:

•PressF1toentertheSetupUtilityprogram.

Note:AfteryouentertheSetupUtilityprogram,pressF10tosavechangesandexittheSetupUtility
program.PressEnterwhenpromptedtoconrmtheexit.Theerrormessagewillnotbedisplayedagain.

•PressF2tobypasstheerrormessageandlogintotheoperatingsystem.

.

Note:YouhavetoenablethecongurationchangedetectionfeatureforthePOSTtodetecttheremovalof
theharddiskdrive.T oenablethecongurationchangedetectionfeature,dothefollowing:

1.StarttheSetupUtilityprogram.

2.FromtheSetupUtilityprogrammainmenu,selectSecurity➙CongurationChangeDetection,
andpressEnter.

3.SelectEnabledandpressEnter.

4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconrm
theexit.

Viewingandchangingsettings

TheSetupUtilityprogrammenulistsvariousitemsaboutthesystemconguration.Tovieworchange
settings,starttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.Then,follow
theinstructionsonthescreen.

YoucanuseeitherthekeyboardorthemousetonavigatethroughBIOSmenuchoices.Thekeysusedto
performvarioustasksaredisplayedatthebottomofeachscreen.

Usingpasswords

ByusingtheSetupUtilityprogram,youcansetpasswordstopreventunauthorizedaccesstoyourcomputer
anddata.Thefollowingtypesofpasswordsareavailable:

•Power-OnPassword

©CopyrightLenovo2013

55

•AdministratorPassword

•HardDiskPassword

Youdonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimproves
computingsecurity.Ifyoudecidetosetanypasswords,readthefollowingsections.

Passwordconsiderations

Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Forsecurityreasons,it
isrecommendedtouseastrongpasswordthatcannotbeeasilycompromised.Tosetastrongpassword,
usethefollowingguidelines:

•Haveatleasteightcharactersinlength

•Containatleastonealphabeticcharacterandonenumericcharacter

•SetupUtilityprogramandharddiskpasswordsarenotcasesensitive

•Notbeyournameoryourusername

•Notbeacommonwordoracommonname

•Besignicantlydifferentfromyourpreviouspasswords

Power-onpassword

Whenapower-onpasswordisset,youarepromptedtotypeavalidpasswordeachtimethecomputeris
turnedon.Thecomputercannotbeuseduntilthevalidpasswordistypedin.

Administratorpassword

Settinganadministratorpassworddetersunauthorizedusersfromchangingcongurationsettings.Ifyou
areresponsibleformaintainingthecongurationsettingsofseveralcomputers,youmightwanttosetan
AdministratorPassword.

Whenanadministratorpasswordisset,youarepromptedtotypeavalidpasswordeachtimeyoutryto
accesstheSetupUtilityprogram.TheSetupUtilityprogramcannotbeaccesseduntilavalidpassword
istypedin.

Ifboththepower-onpasswordandadministratorpasswordareset,youcantypeeitherpassword.However,
youmustuseyouradministratorpasswordtochangeanycongurationsettings.

HardDiskPassword

SettingaHardDiskPasswordpreventsunauthorizedaccesstothedataontheharddiskdrive.Whena
HardDiskPasswordisset,youarepromptedtotypeavalidpasswordeachtimeyoutrytoaccessthe
harddiskdrive.

Notes:

•AfteryousetaHardDiskPassword,yourdataontheharddiskdriveisprotectedeveniftheharddisk
driveisremovedfromonecomputerandinstalledinanother.

•IftheHardDiskPasswordisforgotten,thereisnowaytoresetthepasswordorrecoverdatafromthe
harddiskdrive.

Setting,changing,anddeletingapassword

Toset,change,ordeleteapassword,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.

56ThinkCentreE93HardwareMaintenanceManual

2.FromtheSetupUtilityprogrammainmenu,selectSecurity.

3.Dependingonthepasswordtype,selectSetPower-OnPassword,SetAdministratorPassword,or
HardDiskPassword.

4.Followtheinstructionsontherightsideofthescreentoset,change,ordeleteapassword.

Note:Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Formore
information,see“Passwordconsiderations”onpage56

.

Erasinglostorforgottenpasswords(clearingCMOS)

Thissectionprovidesinstructionsonhowtoeraselostorforgottenpasswords,suchasauserpassword.

Toerasealostorforgottenpassword,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.

3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.

4.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and
pin3).

5.Reinstallthecomputercoverandconnectthepowercord.

6.Turnonthecomputerandleaveitonforapproximately10seconds.Then,turnoffthecomputerby
holdingthepowerswitchforapproximatelyveseconds.

7.Repeatstep1throughstep2.

8.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).

9.Reinstallthecomputercoverandconnectthepowercord.

Enablingordisablingadevice

Thissectionprovidesinformationonhowtoenableordisableuseraccesstothefollowingdevices:

USBSetupUsethisoptiontoenableordisableaUSBconnector.WhenaUSBconnectoris

disabled,thedeviceconnectedtotheUSBconnectorcannotbeused.

SATAControllerWhenthisfeatureissettoDisable,alldevicesconnectedtotheSATAconnectors

(suchasharddiskdrivesortheopticaldrive)aredisabledandcannotbeaccessed.

Toenableordisableadevice,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.

2.FromtheSetupUtilityprogrammainmenu,selectDevices.

3.Dependingonthedeviceyouwanttoenableordisable,dooneofthefollowing:

•SelectUSBSetuptoenableordisableaUSBdevice.

•SelectATADriveSetuptoenableordisableaSATAdevice.

4.SelectthedesiredsettingsandpressEnter.

5.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage60

.

Chapter6.UsingtheSetupUtilityprogram57

Selectingastartupdevice

Ifyourcomputerdoesnotstartupfromadevicesuchasthediscorharddiskdriveasexpected,dooneof
thefollowingtoselectthestartupdeviceyouwant.

Selectingatemporarystartupdevice

Usethisproceduretoselectatemporarystartupdevice.

Note:Notalldiscsandharddiskdrivesarebootable.

1.Turnoffyourcomputer.

2.RepeatedlypressandreleasetheF12keywhenturningonthecomputer.WhenthePleaseselect
bootdevicewindowdisplays,releasetheF12key.

3.SelectthedesiredstartupdeviceandpressEnter.Thecomputerwillstartupfromthedeviceyou
selected.

Note:SelectingastartupdevicefromthePleaseselectbootdevicewindowdoesnotpermanentlychange
thestartupsequence.

Selectingorchangingthestartupdevicesequence

Tovieworpermanentlychangetheconguredstartupdevicesequence,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.

2.FromtheSetupUtilityprogrammainmenu,selectStartup.

3.SelectthedevicesforthePrimaryStartupSequence,theAutomaticStartupSequence,andtheError
StartupSequence.Readtheinformationdisplayedontherightsideofthescreen.

4.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage60.

EnablingErPcompliancemode

Youcanenabletheenergy-relatedproductsdirective(ErP)compliancemodethroughthePowermenuinthe
SetupUtilityprogramtoreducetheconsumptionofelectricitywhenyourcomputerisinstandbyoroffmode.

ToenableErPcompliancemodeintheSetupUtilityprogram,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.

2.FromtheSetupUtilityprogrammainmenu,selectPower➙EnhancedPowerSavingMode,and
pressEnter.

3.SelectEnabledandpressEnter.

4.FromthePowermenu,selectAutomaticPowerOnandpressEnter.

5.SelectWakeonLanandpressEnter.

6.SelectDisabledandpressEnter.

7.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconrm
theexit.

Note:WhenErPcompliancemodeisenabled,youcanwakeupyourcomputerbydoingoneofthefollowing:

•Pressingthepowerswitch

•Enablingthewakeuponalarmfeature
Thewakeuponalarmfeatureenablesyourcomputertowakeupatasettime.Toenablethewake

uponalarmfeature,dothefollowing:

58ThinkCentreE93HardwareMaintenanceManual

1.StarttheSetupUtilityprogram.

2.FromtheSetupUtilityprogrammainmenu,selectPower➙AutomaticPowerOn,andpressEnter.

3.SelectWakeUponAlarmandpressEnter.Thenfollowtheinstructionsonthescreen.

4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedto
conrmtheexit.

•Enablingtheafterpowerlossfeature
Theafterpowerlossfeatureenablesyourcomputertowakeupwhenthepowersupplyresumesaftera

suddenlossofelectricity.Toenabletheafterpowerlossfeature,dothefollowing:

1.StarttheSetupUtilityprogram.

2.FromtheSetupUtilityprogrammainmenu,selectPower➙AfterPowerLoss,andpressEnter.

3.SelectPowerOnandpressEnter.

4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedto
conrmtheexit.

ICEperformancemode

YoucanadjusttheacousticandthermalperformanceofyourcomputerthroughtheICEPerformance
Modemenu.Threeoptionsareavailable:

•BetterAcousticPerformance(defaultsetting)
Ifthisoptionisenabled,yourcomputerwilloperatewithlessnoiseatanormalthermallevel.

•BetterThermalPerformance
Ifthisoptionisenabled,yourcomputerwilloperateatabetterthermallevelwithnormalacoustic
performance.

•FullSpeed
Ifthisoptionisenabled,allfansinthecomputerwillrunatfullspeed.

ToconguretheICEperformancemode,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.

2.FromtheSetupUtilityprogrammainmenu,selectPower.

3.SelectIntelligentCoolingEngine(ICE).TheIntelligentCoolingEngine(ICE)windowisdisplayed.

4.SelectICEPerformanceMode.TheICEPerformanceModewindowisdisplayed.

5.SelectBetterAcousticPerformance,BetterThermalPerformance,orFullSpeedasdesired.

6.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage60

.

ICEthermalalert

YoucanmonitorthethermalfunctionofyourcomputerundercriticalthermalsituationsthroughtheICE
ThermalAlertmenu.T wochoicesareavailable:

•Enabled(defaultsetting)

•Disabled

AfterenablingtheICEthermalalertfunction,whencriticalthermalsituationsoccur,suchasmalfunctioning
fans,abnormallyhightemperature,andpoorcoolingperformances,analertlogwillbewrittenintothe
Windowssystemlog.Thealertlogcanhelpyouidentifythethermalproblems.

ToconguretheICEthermalalertfunction,dothefollowing:

Chapter6.UsingtheSetupUtilityprogram59

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.

2.FromtheSetupUtilityprogrammainmenu,selectPower.

3.SelectIntelligentCoolingEngine(ICE).TheIntelligentCoolingEngine(ICE)windowisdisplayed.

4.SelectICEThermalAlert.TheICEThermalAlertwindowisdisplayed.

5.SelectEnabledorDisabledasdesired.

6.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage60.

ChangingtheBIOSsettingsbeforeinstallinganewoperatingsystem

BIOSsettingsvarybyoperatingsystem.ChangetheBIOSsettingsbeforeinstallinganewoperatingsystem.

TochangetheBIOSsettings,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage55.

2.FromtheSetupUtilityprogrammainmenu,selectExit➙OSOptimizedDefault.

3.Dependingontheoperatingsystemtobeinstalled,dooneofthefollowing:

•T oinstalltheWindows8(64-bit)orWindows8.1(64-bit)operatingsystem,selectEnabled.

•T oinstallanoperatingsystemotherthanWindows8(64-bit)orWindows8.1(64-bit),selectDisabled.

4.SelectYesinthewindowdisplayedandpressEntertoconrmyourselection.

5.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage60.

ExitingtheSetupUtilityprogram

Afteryounishviewingorchangingsettings,pressEsctoreturntotheSetupUtilityprogrammainmenu.
YoumighthavetopressEscseveraltimes.Dooneofthefollowing:

•Ifyouwanttosavethenewsettings,pressF10tosavechangesandexittheSetupUtilityprogram.

•Ifyoudonotwanttosavethesettings,selectExit➙DiscardChangesandExit,andthenpressEnter.
WhentheResetWithoutSavingwindowshows,selectYes,andthenpressEntertoexittheSetup
Utilityprogram.

•Ifyouwanttoreturntothedefaultsettings,pressF9toloadthedefaultsettings,andthenpressF10to
saveandexittheSetupUtilityprogram.

60ThinkCentreE93HardwareMaintenanceManual

Chapter7.Symptom-to-FRUIndex

TheSymptom-to-FRUindexlistserrorsymptomsandpossiblecauses.Themostlikelycauseislistedrst.
AlwaysbeginwiththeChapter4“Generalcheckout”onpage33
whichFRUsareneededwhenservicingacomputer.Ifyouareunabletocorrecttheproblemusingthis
index,goto“Undeterminedproblems”onpage65.

Notes:

1.Ifyouhavebothanerrormessageandanincorrectaudioresponse,diagnosetheerrormessagerst.

2.Ifyoucannotrunthediagnostictestsoryougetadiagnosticerrormessagewhenrunningatest,butdidreceivea
POSTerrormessage,diagnosethePOSTerrormessagerst.

3.Ifyoudidnotreceiveanyerrormessage,lookforadescriptionofyourerrorsymptomsintherstpartofthisindex.

Harddiskdrivebooterror

Aharddiskdrivebooterror(errorcodes1962andI999030X)canhavethefollowingcauses.

ErrorFRU/Action

Thestart-updriveisnotinthebootsequencein
conguration.

Nooperatingsysteminstalledonthebootdrive.Installanoperatingsystemonthebootdrive.
Thebootsectoronthestart-updriveiscorrupted.

Thedriveisdefective.

Checkthecongurationandensurethestart-updriveis
inthebootsequence.

Thedrivemustbeformatted.Dothefollowing:

1.Attempttobackupthedataonthefailingharddisk

2.Usingtheoperatingsystemsprogram,formatthe

Replacetheharddiskdrive.

.Youcanusethisindextohelpyoudecide

drive.

harddiskdrive.

Powersupplyproblems

Ifyoususpectapowerproblem,usethefollowingprocedures.

Check/VerifyFRU/Action

Checkthefollowingforproperinstallation:

•Powercord

•On/Offswitchconnector

•On/Offswitchpowersupplyconnector

•Systemboardpowersupplyconnectors

•Microprocessor(s)connection
Checkthepowercordforcontinuity.
Checkthepower-onswitchforcontinuity.

Reseatconnectors

Powercord
Power-onswitch

Beepsymptoms

Beepsymptomsaretonesoraseriesoftonesseparatedbypauses(intervalswithoutsound)duringPOST.

©CopyrightLenovo2013

61

Thefollowingtablesdescribesbeepsymptoms.

BeepSymptomFRU/Action
2shortbeepsCMOSsettingerror

3shortbeepsandthen1longbeepDRAMmemory

error

Performthefollowingactionsinorder.

1.StarttheSetupUtilityprogramandpressF10to
Saveandexit.SeeChapter6“UsingtheSetupUtility
program”onpage55

2.StarttheSetupUtilityprogramandpressF9toload
defaultsandthenpressF10toSaveandexit.

3.PerformaBoot-blockrecovery.See“Recovering
fromaPOST/BIOSupdatefailure”onpage173

Performthefollowingactionsinorder.

1.Makesurethememorymodule(s)areproperlyseated
intheconnector(s).

2.Replacethememorymodule(s).

3.Replacethesystemboard.

.

POSTerrorcodes

Eachtimeyoupower-onthesystem,itperformsaseriesofteststhatchecktheoperationofthesystem
andsomeoptions.ThisseriesoftestsiscalledthePower-OnSelf-Test,orPOST.POSTdoesthefollowing
operations.

.

•Checkssomebasicsystem-boardoperations

•Checksthememoryoperation

•Startsthevideooperation

•Veriesthatthebootdriveisworking

IfthePOSTdetectsaproblem,anerrormessageappearsonthescreen.Asingleproblemcancauseseveral
errormessagestoappear.Whenyoucorrectthecauseofthersterrormessage,theothererrormessages
probablywillnotappearonthescreenthenexttimeyouturnonthesystem.

POSTErrorcodePOSTErrormessageDescription/Action

00CEMachineTypeorSerialNumberisINVALID

0211

0135

0164MemorysizedecreasedThiserrormessageisdisplayedwhenthememory

Keyboardnotfound

Fanfailure

Thiserrormessageisdisplayedwhenthemachine
typeortheserialnumberisinvalid.

Thiserrormessageisdisplayedwhenthereisno
keyboarddetected.

Thesystemmightbeoverheating.

PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.

Note:Iftheproblemiscausedbythe
microprocessorfan,pressingF10willnotsolve
theproblem.

sizehasdecreased.

62ThinkCentreE93HardwareMaintenanceManual

PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.

POSTErrorcodePOSTErrormessageDescription/Action

1762

SATAdevicecongurationchangehas
occurred

1820

Morethanoneexternalngerprintreader
isattached.Poweroffandremoveallbut
thereaderthatyousetupwithinyourmain
operatingsystem.

1962

Nooperatingsystemfound.Pressanykey
torepeatbootsequence.

0162

0167

0175

0176

SetupdataintegritycheckfailurePressF1toentertheSetupUtilityprogram.

Noprocessormicrocodeupdatefound

SystemSecurity-SecuritydatacorruptedPressF1toentertheSetupUtilityprogram.

SystemSecurity-Thesystemhasbeen
tamperedwith

Thiserrormessageisdisplayedwhenaharddisk
driveoropticaldrivechangehasbeenmade.

PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.

Ifmorethanoneexternalngerprintreaderis
connectedtoacomputer,thiserrormessagewill
bedisplayedtoinformyoutoremoveallofthe
ngerprintkeyboardsexcepttheonecompatible
withthengerprintapplicationonyourcomputer.

ThiserroroccursonlyafterthePOSTiscompleted.
Pressanykeytorepeatbootsequence.

ThenpressF10tosaveandexittheSetupUtility
program.

Thiserrormessageindicatesthatthereis
nomicrocodeupdateimageforthecurrent
microprocessor.

ThenpressF10tosaveandexittheSetupUtility
program.

Thiserrormessageisdisplayedwhenthe
computeristurnedonwiththecoveropenor
removed.

PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.

0189

SystemSecurity-Cannotreadthe
SecurityEEPROM

ThiserrormessageindicatesthattheSecurity
EEPROMmaybebrokenorremoved.

PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.

0197

SystemSecurity-Unauthorizedsecurity
datachangedetected

PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.

0190

SystemSecurity-Invalidsecuritychange
requested

PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.

0199

SystemSecurity-Securitypasswordretry
countexceeded

PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.

Chapter7.Symptom-to-FRUIndex63

Miscellaneouserrorconditions

Message/SymptomFRU/Action

ChangingdisplaycolorsDisplay/Monitor
Computerwillnotpower-off.See“Harddiskdriveboot

error”onpage61

ComputerwillnotRPLfromserver

ComputerwillnotperformaWakeonLAN(ifapplicable)1.Checkpowersupplyandsignalcableconnections

Deadcomputer.See“Harddiskdrivebooterror”onpage

.

61

Diskettedrivein-uselightremainsonordoesnotlight
whendriveisactive.

Flashingcursorwithanotherwiseblankdisplay.

IncorrectmemorysizeduringPOST

"InsertaDiskette"iconappearswithaknown-good
diagnosticsdisketteintherst3.5-inchdiskettedrive.

Intensityorcolorvariesfromlefttorightofcharacters
andcolorbars

Nopowerorfannotrunning

.

1.PowerSwitch

2.SystemBoard

3.Risercard,ifinstalled

1.Ensurethatnetworkisinstartupsequenceasrst
deviceorrstdeviceafterdiskette

2.EnsurethatnetworkadapterisenabledforRPL

3.Networkadapter(Advisenetworkadministratorof
newMACaddress)

tonetworkadapter

2.Ensurethattheoperatingsystemsettingsaresetto
enableWakeonLAN

3.EnsureWakeonLANfeatureisenabledin
Setup/Conguration(see“StartingtheSetupUtility
program”onpage55)

4.EnsurenetworkadministratorisusingcorrectMAC
address

5.EnsurenointerruptorI/Oaddressconicts

6.Networkadapter(advisenetworkadministratorof
newMACaddress)

1.PowerSupply

2.SystemBoard

1.DisketteDrive

2.SystemBoard

3.DisketteDriveCable

1.SystemBoard

2.PrimaryHardDiskDrive

3.HardDiskDriveCable

1.RuntheMemorytests

2.MemoryModule

3.SystemBoard

1.SystemBoard

2.DisketteDriveCable

3.NetworkAdapter

1.Display

2.Videoadapter(ifpresent)

3.SystemBoard

1.See“Harddiskdrivebooterror”onpage61.

64ThinkCentreE93HardwareMaintenanceManual

Message/SymptomFRU/Action

Non-systemdiskordiskerror-typemessagewitha
known-gooddiagnosticdiskette.

Otherdisplaysymptomsnotlistedabove(includingblank
orillegibledisplay)

Power-onindicatororharddiskdrivein-uselightnoton,
butcomputerworkscorrectly

Printerproblems1.Printer

Programloadsfromtheharddiskwithaknown-good
diagnosticsdisketteintherst3.5-inchdiskettedrive

RPLcomputercannotaccessprogramsfromitsownhard
disk.

RPLcomputerdoesnotRPLfromserver

Serialorparallelportdevicefailure(systemboardport)1.ExternalDeviceSelf-T estOK?

Serialorparallelportdevicefailure(adapterport)1.ExternalDeviceSelf-T estOK?

Someorallkeysonthekeyboarddonotwork

1.DisketteDrive

2.SystemBoard

3.DisketteDriveCable

1.Display

2.SystemBoard

1.Powerswitch/LEDassembly

2.SystemBoard

2.SystemBoard

1.RunSetupandcheckStartupsequence.

2.DisketteDrive

3.DisketteDriveCable

4.SystemBoard

5.PowerSupply

1.IfnetworkadministratorisusingLCCMHybridRPL,

checkstartupsequence:
a.Firstdevice-network
b.Seconddevice-harddisk

2.Harddiskdrive

1.Checkstartupsequence

2.CheckthenetworkadapterLEDstatus

2.ExternalDevice

3.Cable

4.SystemBoard

2.ExternalDevice

3.Cable

4.AlternateAdapter

5.SystemBoard

1.Keyboard

2.KeyboardCable

3.SystemBoard

Undeterminedproblems

Ifyouencounterundeterminedproblems,dothefollowing:

1.Turnoffthecomputerandthepower.

2.Removeordisconnectthefollowingcomponents(ifinstalled)oneatatime.
a.Externaldevices(modem,printer,ormouse)
b.Anyadaptercards
c.Memorymodules

Chapter7.Symptom-to-FRUIndex65

d.Extendedvideomemory
e.ExternalCache
f.ExternalCacheRAM
g.Harddiskdrive
h.Diskettedrive

3.Turnonthepowerandthecomputertore-testthesystem.

4.Repeatsteps1through3untilyoundthefailingdeviceoradaptercards.

Ifalldevicesandadaptercardshavebeenremoved,andtheproblemcontinues,replacethesystemboard.
See“Replacingthesystemboard”onpage110or“Replacingthesystemboard”onpage158.

66ThinkCentreE93HardwareMaintenanceManual

Chapter8.Locations

Thischapterintroducesthelocationsofthecomputerhardwarecomponents.

Formachinetype:10AR

Locatingconnectors,controls,andindicatorsonthefrontofyour computer

Figure1“Frontconnector,control,andindicatorlocations”onpage67showsthelocationsofthe
connectors,controls,andindicatorsonthefrontofyourcomputer.

Figure1.Frontconnector,control,andindicatorlocations

1Harddiskdriveactivityindicator
2Powerindicator7Headphoneconnector
3Powerswitch8Microphoneconnector
4Opticaldriveeject/closebutton9USB3.0connector(USBport2)
5Cardreader(optional)

©CopyrightLenovo2013

6USB3.0connector(USBport1)

67

Locatingconnectorsontherearofyourcomputer

®

8

7

6

5

3

4

®

HDMI

HDMI

3

4

5

7

8

6

Figure2“Rearconnectorlocations”onpage68showsthelocationsoftheconnectorsontherearofyour
computer.Someconnectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewhereto
connectthecablesonyourcomputer.

Figure2.Rearconnectorlocations

1Powercordconnector11Audioline-inconnector
2Serialport(Serialport1)12PCIExpressx16graphicscardslot
3VGAmonitorconnector13PCIExpressx1cardslots(2)
4HDMIconnector(optional)14PCIcardslot
5PS/2keyboardandmouseconnectors

15Security-lockslot

(optional)

6DisplayPortconnector16Padlockloop
7USB3.0connectors(USBports5and6)17Cable-lockslots(2)
8USB2.0connectors(USBports3,4,7,and

18Optionalserialport(Serialport2)

8)

9Microphoneconnector19Ethernetconnector
10Audioline-outconnector

Note:Ifyourcomputerisinstalledwithagraphicscard,ensurethatyouusethemonitorconnectorson
thegraphicscard.

68ThinkCentreE93HardwareMaintenanceManual

ConnectorDescription

Audioline-inconnector

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

Audioline-outconnector

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

DisplayPortconnector

Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices
thatuseaDisplayPortconnector.

Ethernetconnector

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

HDMIconnector

Usedtodeliveruncompressedhigh-denitionvideoandmultichanneldigitalaudio
signalsthroughasinglecable.ThisHDMIconnectorcanattachahighperformance
monitor,adirectdrivemonitor,orotheraudioorvideodevicesthatuseanHDMI
connector.

Microphoneconnector

Usedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundorif
youusespeech-recognitionsoftware.

PS/2keyboardconnector

UsedtoattachakeyboardthatusesaPS/2keyboardconnector.

(optional)
PS/2mouseconnector

(optional)
Serialport

Usedtoattachamouse,atrackball,orotherpointingdevicesthatuseaPS/2
mouseconnector.

Usedtoattachanexternalmodem,aserialprinter,orotherdevicesthatusea
9-pinserialport.

USB2.0connectorUsedtoattachadevicethatrequiresaUSB2.0connector,suchasaUSB

keyboard,aUSBmouse,aUSBscanner,oraUSBprinter.Ifyouhavemorethan
sixUSBdevices,youcanpurchaseaUSBhub,whichyoucanusetoconnect
additionalUSBdevices.

USB3.0connectorUsedtoattachadevicethatrequiresaUSB2.0or3.0connector,suchasa

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

VGAmonitorconnectorUsedtoattachaVGAmonitororotherdevicesthatuseaVGAmonitorconnector.

Chapter8.Locations69

LocatingmajorFRUsandCRUs

“LocatingmajorFRUsandCRUs”onpage70showsthelocationsofthevariouscomponentsinyour
computer.Toremovethecomputercover,see“Removingthecomputercover”onpage85.

70ThinkCentreE93HardwareMaintenanceManual

Figure3.LocatingmajorFRUsandCRUs

ThefollowingtableliststhemajorFRUsshownin“LocatingmajorFRUsandCRUs”onpage70
identieswhichFRUsalsoareself-serviceCRUsoroptional-serviceCRUs.

Chapter8.Locations71

and

Notes:

•Self-serviceCRUs:TheseCRUsunplugoraresecuredbynomorethantwoscrews.Examplesof
thesetypesofCRUsincludethekeyboard,themouse,anyUSBdevice,andthepowercord.Other
self-serviceCRUsdependingonproductdesignmightincludememorymodules,adaptercards,hard
diskdrives,andopticaldrives.

•Optional-serviceCRUs:TheseCRUsareisolatedpartswithinthecomputerandareconcealedbyan
accesspanelthatistypicallysecuredbymorethantwoscrews.Oncetheaccesspanelisremoved,the
specicCRUisvisible.

NumberFRUdescription

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

PowersupplyassemblyNoYes
Heatsinkandfanassembly
MicroprocessorNoYes
MemorymodulesYesNo
Opticaldrive(availableinsomemodels)
FrontaudioandUSBassembly
Cardreader(availableinsomemodels)
FrontWi-FiantennaNoYes
FrontbezelYesNo
BatteryYesNo
HarddiskdriveNoYes
PeripheralComponentInterconnect(PCI)card
Wi-FicardmoduleNoYes
Wi-FiadaptercardNoYes
RearWi-FiantennaYesNo
Systemboard
Systemfan
KeyboardYesNo
MouseYesNo

Self-serviceCRUOptional-serviceCRU

YesNo

YesNo
YesNo

NoYes

YesNo

NoNo
NoYes

LookingupFRUinformation

FordetailedFRUinformation,suchastheFRUpartnumbersandsupportedcomputermodels,goto:
http:/www.lenovo.com/serviceparts-lookup

72ThinkCentreE93HardwareMaintenanceManual

Locatingpartsonthesystemboard

Figure4“Locationsofthepartsandconnectorsonthesystemboard”onpage73showsthelocations
ofthepartsandconnectorsonthesystemboard.

Figure4.Locationsofthepartsandconnectorsonthesystemboard

14-pinpowerconnector

16Frontpanelconnector(forconnectingLEDindicatorsand

powerswitch)

2Microprocessor

17FrontUSB2.0connector(forconnectingadditionalUSB

2.0devices)

3Microprocessorfanconnector

18ClearCMOS(ComplementaryMetalOxideSemiconductor)

/Recoveryjumper

4Memoryslot1(DIMM1)19Serial(COM2)connector
5Memoryslot2(DIMM2)
6Memoryslot3(DIMM3)
7Memoryslot4(DIMM4)22PCIcardslot
8Thermalsensorconnector

94-pinpowerconnectors(2)24PCIExpressx16graphicscardslot
1014-pinpowerconnector

11eSATAconnector26Coverpresenceswitchconnector(Intrusionswitch

20Internalspeakerconnector
21Frontaudioconnector

23PCIExpressx1cardslots(2)

25Systemfanconnector

connector)

12Parallelconnector27HDMIconnector
13FrontUSB3.0connector(forconnectingUSB

28Battery

3.0ports1and2onthefrontbezel)

Chapter8.Locations73

14SATA3.0connectors29PS/2keyboardandmouseconnector
15Powerfanconnector

Locatinginternaldrives

Internaldrivesaredevicesthatyourcomputerusestoreadandstoredata.Youcanadddrivestoyour
computertoincreasestoragecapacityandenableyourcomputertoreadothertypesofmedia.Internal
drivesareinstalledinbays.Inthismanual,thebaysarereferredtoasbay1,bay2,andsoon.

Wheninstallingorreplacinganinternaldrive,itisimportanttonotethetypeandsizeofthedrivethatyou
caninstallorreplaceineachbayandcorrectlyconnectthecablestothedriveinstalled.Refertothe
appropriatesectionin“Installingorreplacinghardware”onpage83forinstructionsonhowtoinstallor
replaceinternaldrivesforyourcomputer.

“Locatinginternaldrives”onpage74showsthelocationsofthedrivebays.

Figure5.Drivebaylocations

1Bay1-Opticaldrivebay(withanopticaldriveinstalledinsomemodels)
2Bay2-Slimcardreaderdrivebay(withaslimcardreaderinstalledinsomemodels)
3Bay3-Primaryharddiskdrivebay(withaharddiskdriveorasolid-statedriveinstalled)
4Bay4-Secondaryharddiskdrivebay(withaharddiskdriveorasolid-statedriveinstalledinsomemodels)

74ThinkCentreE93HardwareMaintenanceManual

Formachinetype:10AQ

Locatingconnectors,controls,andindicatorsonthefrontofyour computer

“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”onpage75showsthe
locationsoftheconnectors,controls,andindicatorsonthefrontofyourcomputer.

Figure6.Frontconnector,control,andindicatorlocations

1Opticaldriveeject/closebutton
2Powerswitch7Headphoneconnector
3Harddiskdriveactivityindicator
4Powerindicator

5USB3.0connector(USBport2)

6Microphoneconnector

8USB3.0connector(USBport1)
9Cardreader(optional)

Chapter8.Locations75

Locatingconnectorsontherearofyourcomputer

®

3

4

5

6

7

8

®

HDMI

HDMI

3

4

5

7

8

6

“Locatingconnectorsontherearofyourcomputer”onpage76showsthelocationsoftheconnectorson
therearofyourcomputer.Someconnectorsontherearofyourcomputerarecolor-codedtohelpyou
determinewheretoconnectthecablesonyourcomputer.

Figure7.Rearconnectorlocations

1Powercordconnector10Audioline-outconnector
2Serialport(Serialport1)

11Audioline-inconnector

3VGAmonitorconnector12PCIExpressx16graphicscardslot
4HDMIconnector(optional)13PCIExpressx1cardslots(2)
5PS/2keyboardandmouseconnectors

14PCIcardslot

(optional)

6DisplayPortconnector15Ethernetconnector
7USB3.0connectors(USBports5and6)16Security-lockslot
8USB2.0connectors(USBports3,4,7,and

17Padlockloop

8)

9Microphoneconnector

Note:

1.Forasmalldesktopcomputer,cable-lockslotsareoptionalinthebracketforoneofthefollowing:

121314

2.Ifyourcomputerisinstalledwithagraphicscard,ensurethatyouusethemonitorconnectorsonthe

graphicscard.

76ThinkCentreE93HardwareMaintenanceManual

ConnectorDescription

Audioline-inconnector

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

Audioline-outconnector

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

DisplayPortconnector

Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices
thatuseaDisplayPortconnector.

Ethernetconnector

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

HDMIconnector

Usedtodeliveruncompressedhigh-denitionvideoandmultichanneldigitalaudio
signalsthroughasinglecable.ThisHDMIconnectorcanattachahighperformance
monitor,adirectdrivemonitor,orotheraudioorvideodevicesthatuseanHDMI
connector.

Microphoneconnector

Usedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundorif
youusespeech-recognitionsoftware.

PS/2keyboardconnector

UsedtoattachakeyboardthatusesaPS/2keyboardconnector.

(optional)
PS/2mouseconnector

(optional)
Serialport

Usedtoattachamouse,atrackball,orotherpointingdevicesthatuseaPS/2
mouseconnector.

Usedtoattachanexternalmodem,aserialprinter,orotherdevicesthatusea
9-pinserialport.

USB2.0connectorUsedtoattachadevicethatrequiresaUSB2.0connector,suchasaUSB

keyboard,aUSBmouse,aUSBscanner,oraUSBprinter.Ifyouhavemorethan
sixUSBdevices,youcanpurchaseaUSBhub,whichyoucanusetoconnect
additionalUSBdevices.

USB3.0connectorUsedtoattachadevicethatrequiresaUSB2.0or3.0connector,suchasa

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

VGAmonitorconnectorUsedtoattachaVGAmonitororotherdevicesthatuseaVGAmonitorconnector.

Chapter8.Locations77

LocatingmajorFRUsandCRUs

“LocatingmajorFRUsandCRUs”onpage78showsthelocationsofthemajorFRUsandCRUsinthe
computer.Toremovethecomputercover,see“Removingthecomputercover”onpage126.

Figure8.LocatingmajorFRUsandCRUs

78ThinkCentreE93HardwareMaintenanceManual

ThefollowingtableliststhemajorFRUsshownin“LocatingmajorFRUsandCRUs”onpage78and
identieswhichFRUsalsoareself-serviceCRUsoroptional-serviceCRUs.

Notes:

•Self-serviceCRUs:TheseCRUsunplugoraresecuredbynomorethantwoscrews.Examplesof
thesetypesofCRUsincludethekeyboard,themouse,anyUSBdevice,andthepowercord.Other
self-serviceCRUsdependingonproductdesignmightincludememorymodules,adaptercards,hard
diskdrives,andopticaldrives.

•Optional-serviceCRUs:TheseCRUsareisolatedpartswithinthecomputerandareconcealedbyan
accesspanelthatistypicallysecuredbymorethantwoscrews.Oncetheaccesspanelisremoved,the
specicCRUisvisible.

NumberFRUdescription

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

PowersupplyassemblyNoYes
MemorymodulesYesNo
Opticaldrive(availableinsomemodels)
FrontaudioandUSBassembly
Cardreader(availableinsomemodels)
FrontbezelYesNo
FrontWi-FiantennaNoYes
Systemfan
HarddiskdriveNoYes
BatteryYesNo
Wi-FicardmoduleNoYes
Wi-FiadaptercardNoYes
RearWi-FiantennaYesNo
Systemboard
MicroprocessorNoYes
PeripheralComponentInterconnect(PCI)card
Heatsinkandfanassembly
KeyboardYesNo
MouseYesNo

Self-serviceCRUOptional-serviceCRU

YesNo
YesNo

NoYes

NoYes

NoNo

YesNo
YesNo

LookingupFRUinformation

FordetailedFRUinformation,suchastheFRUpartnumbersandsupportedcomputermodels,goto:
http:/www.lenovo.com/serviceparts-lookup

Chapter8.Locations79

Locatingpartsonthesystemboard

“Locatingpartsonthesystemboard”onpage80showsthelocationsofthepartsandconnectorson
thesystemboard.

Figure9.Locationsofthepartsandconnectorsonthesystemboard

14-pinpowerconnector

16Frontpanelconnector(forconnectingLEDindicatorsand

powerswitch)

2Microprocessor

17FrontUSB2.0connector(forconnectingadditionalUSB

2.0devices)

3Microprocessorfanconnector

18ClearCMOS(ComplementaryMetalOxideSemiconductor)

/Recoveryjumper

4Memoryslot1(DIMM1)19Serial(COM2)connector
5Memoryslot2(DIMM2)
6Memoryslot3(DIMM3)
7Memoryslot4(DIMM4)22PCIcardslot
8Thermalsensorconnector

94-pinpowerconnectors(2)24PCIExpressx16graphicscardslot
1014-pinpowerconnector

11eSATAconnector26Coverpresenceswitchconnector(Intrusionswitch

20Internalspeakerconnector
21Frontaudioconnector

23PCIExpressx1cardslots(2)

25Systemfanconnector

connector)

12Parallelconnector27HDMIconnector
13FrontUSB3.0connector(forconnectingUSB

28Battery

3.0ports1and2onthefrontbezel)

80ThinkCentreE93HardwareMaintenanceManual

14SATA3.0connectors29PS/2keyboardandmouseconnector
15Powerfanconnector

Locatinginternaldrives

Internaldrivesaredevicesthatyourcomputerusestoreadandstoredata.Youcanadddrivestoyour
computertoincreasestoragecapacityandenableyourcomputertoreadothertypesofmedia.Internal
drivesareinstalledinbays.Inthismanual,thebaysarereferredtoasbay1,bay2,andsoon.

Wheninstallingorreplacinganinternaldrive,itisimportanttonotethetypeandsizeofthedrivethatyou
caninstallorreplaceineachbayandcorrectlyconnectthecablestothedriveinstalled.Refertothe
appropriatesectionin“Installingorreplacinghardware”onpage125forinstructionsonhowtoinstallor
replaceinternaldrivesforyourcomputer.

“Locatinginternaldrives”onpage81showsthelocationsofthedrivebays.

Figure10.Drivebaylocations

1Bay1-Secondarysolid-statedrive(withasolid-statedriveinstalledinsomemodels)
2Bay2-Opticaldrivebay(withanopticaldriveinstalledinsomemodels)
3Bay3-Slimcardreaderdrivebay(withaslimcardreaderinstalledinsomemodels)
4Bay4-Harddiskdrivebay(withaharddiskdriveorasolid-statedriveinstalled)

Chapter8.Locations81

82ThinkCentreE93HardwareMaintenanceManual

Chapter9.ReplacingFRUs(machinetype:10AR)

Important

BeforeyoureplaceanyFRU,readChapter2“Safetyinformation”onpage3.Theseprecautionsand
guidelineswillhelpyouworksafely.

FRUreplacementsaretobedonebytrainedservicetechniciansonly.

ThischapterprovidesinstructionsaboutremovingorreplacingmajorFRUs.NotallFRUsaredocumented.

Handlingstatic-sensitivedevices

Donotopenthestatic-protectivepackagecontainingthenewpartuntilthedefectiveparthasbeenremoved
fromthecomputerandyouarereadytoinstallthenewpart.Staticelectricity,althoughharmlesstoyou,can
seriouslydamagecomputercomponentsandparts.

Whenyouhandlepartsandothercomputercomponents,taketheseprecautionstoavoidstatic-electricity
damage:

•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.

•Alwayshandlepartsandothercomputercomponentscarefully.HandlePCIcards,memorymodules,
systemboards,andmicroprocessorsbytheedges.Nevertouchanyexposedcircuitry.

•Preventothersfromtouchingthepartsandothercomputercomponents.

•Beforeyoureplaceanewpart,touchthestatic-protectivepackagecontainingtheparttoametal
expansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwoseconds.This
reducesstaticelectricityfromthepackageandyourbody.

•Whenpossible,removethenewpartfromthestatic-protectivepackaging,andinstallitdirectlyinthe
computerwithoutsettingthepartdown.Whenthisisnotpossible,placethestatic-protectivepackage
thatthepartcameinonasmooth,levelsurfaceandplacethepartonit.

•Donotplacethepartonthecomputercoverorothermetalsurface.

Installingorreplacinghardware

Thissectionprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.Y oucanexpand
thecapabilitiesofyourcomputerandmaintainyourcomputerbyinstallingorreplacinghardware.

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

Notes:

1.UseonlycomputerpartsprovidedbyLenovo.

2.Wheninstallingorreplacinganoption,usetheappropriateinstructionsinthissectionalongwiththe
instructionsthatcomewiththeoption.

Installingexternaloptions

Youcanconnectexternaloptionstoyourcomputer,suchasexternalspeakers,aprinter,orascanner.For
someexternaloptions,youmustinstalladditionalsoftwareinadditiontomakingthephysicalconnection.

©CopyrightLenovo2013

83

Wheninstallinganexternaloption,see“Locatingconnectors,controls,andindicatorsonthefrontofyour
computer”onpage75and“Locatingconnectorsontherearofyourcomputer”onpage76toidentifythe
requiredconnector.Then,usetheinstructionsthatcomewiththeoptiontohelpyoumaketheconnection
andinstallanysoftwareordevicedriversthatarerequiredfortheoption.

84ThinkCentreE93HardwareMaintenanceManual

Removingthecomputercover

Thissectionprovidesinstructionsonhowtoremovethecomputercover.

CAUTION:

Turnoffthecomputerandwaitthreetoveminutestoletthecomputercoolbeforeremovingthe
systemstandhingecover.

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

Toremovethecomputercover,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Disconnectthepowercords,Input/Outputcables,andanyothercablesthatareconnectedtothe
computer.See“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”onpage

and“Locatingconnectorsontherearofyourcomputer”onpage68.

67

3.Removeanylockingdevicethatsecuresthecomputercover,suchasapadlockoraKensington-style
cablelock.

4.Removethetwoscrewsthatsecurethecomputercoverandslidethecomputercovertotherearto
removeit.

Figure11.Removingthecomputercover

Chapter9.ReplacingFRUs(machinetype:10AR)85

Removingandreinstallingthefrontbezel

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoremoveandreinstallthefrontbezel.

Toremoveandreinstallthefrontbezel,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage85.

3.Removethefrontbezelbyreleasingthethreeplastictabsontheleftsideandpivotingthefrontbezel
outward.

Figure12.Removingthefrontbezel

86ThinkCentreE93HardwareMaintenanceManual

4.Toreinstallthefrontbezel,alignthethreeplastictabsontherightsideofthefrontbezelwiththe
correspondingholesinthechassis,thenpivotthefrontbezelinwardsuntilitsnapsintopositionon
theleftside.

Figure13.Reinstallingthefrontbezel

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage122

Replacingtheharddiskdrive

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoreplacetheharddiskdrive.

Toreplacetheharddiskdrive,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage85.

3.Locatetheharddiskdrive.See“Locatinginternaldrives”onpage74.

Note:Thereisalsoasecondaryharddiskdrivebayforyoutopurchaseandinstallasecondaryhard
diskdrivebyyourself.Ifyouwanttoinstallasecondaryharddiskdrive,usethesamewayofinstalling
theharddiskdrive.

4.Disconnectthesignalcableandthepowercablefromtheharddiskdrive.

.

Chapter9.ReplacingFRUs(machinetype:10AR)87

5.Removethefourscrewsthatsecuretheharddiskdrive.Then,slidetheharddiskdriveoutofthechassis.

Figure14.Removingtheharddiskdrive

88ThinkCentreE93HardwareMaintenanceManual

6.Slidethenewharddiskdriveintotheharddiskdrivebayandalignthescrewholesinthenewhard
diskdrivewiththecorrespondingholesinthedrivebay.Then,installthefourscrewstosecurethe
newharddiskdriveinplace.

Figure15.Installingtheharddiskdrive

7.Connectoneendofthesignalcabletotherearofthenewharddiskdriveandtheotherendtoan
availableSATAconnectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage73.
Then,locateanavailablefour-wirepowerconnectorandconnectittotherearofthenewharddiskdrive.

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage122.

Replacingthesolid-statedrive

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoreplacethesolid-statedrive.

Toreplacethestorageconverterwiththesolid-statedriveinstalledinit,youmightfollowthestepsof
replacingtheharddiskdrive.See“Replacingtheharddiskdrive”onpage87.

Toreplacethesolid-statedriveinthestorageconverter,dothefollowing:

Chapter9.ReplacingFRUs(machinetype:10AR)89

1.Removethefourscrewsthatsecurethesolid-statedrivetothestorageconverter.Then,removethe
drivefromtheconverterasshown.

Figure16.Removingthesolid-statedrivefromthestorageconverter

2.Takethenewsolid-statedriveoutofthestatic-protectivepackage.

3.Positionthesolid-statedriveintothestorageconvertersothattheholesinthedrivearealignedwith
thecorrespondingholesintheconverter.Then,installthefourscrewstosecurethesolid-statedrive
totheconverter.

Figure17.Installingthesolid-statedriveintothestorageconverter

90ThinkCentreE93HardwareMaintenanceManual

Replacingtheopticaldrive

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoreplacetheopticaldrive.

Note:Theopticaldriveisonlyavailableinsomemodels.

Toreplaceanopticaldrive,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage85.

3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage86.

4.Disconnectthesignalcableandthepowercablefromtheopticaldrive.

5.Removethethreescrewsthatsecuretheopticaldrive.Then,slidetheopticaldriveoutofthefront
ofthecomputer.

Figure18.Removingtheopticaldrive

Chapter9.ReplacingFRUs(machinetype:10AR)91

6.Slidethenewopticaldriveintothedrivebayfromthefrontandalignthescrewholesinthenewoptical
drivewiththecorrespondingholesinthedrivebay.Then,installthethreescrewstosecurethenew
opticaldriveinplace.

Figure19.Installingtheopticaldrive

7.Connectoneendofthesignalcabletotherearofthenewopticaldriveandtheotherendtoanavailable
SATAconnectoronthesystemboard.See“Replacingthesystemboard”onpage110.Then,locatean
availablefour-wirepowerconnectorandconnectittotherearofthenewopticaldrive.

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage122.

Replacingtheslimcardreader

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoreplacetheslimcardreader.

Note:Theslimcardreaderisonlyavailableinsomemodels.

Toreplacetheslimcardreader,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage85.

3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage86.

92ThinkCentreE93HardwareMaintenanceManual

4.Notethecableroutingoftheinstalledslimcardreaderanddisconnectthecableoftheslimcard
readerfromthesystemboard.

5.Removethescrewthatsecurestheslimcardreaderbracketandthenremovethebracketfromthe
chassis.

Figure20.Removingtheslimcardreaderbracket

6.Removethetwoscrewsthatsecurethecardreadertothebracket.Then,slidethecardreaderas
showntoremoveitfromthebracket.

Note:Touchonlytheedgesofthecardreader.Donottouchthecircuitboardofit.

Figure21.Removingtheslimcardreaderfromthebracket

7.Takethenewcardreaderoutofthestatic-protectivepackagebyitssides.

8.Alignthenewcardreaderintheslimcardreaderbracketandslidethecardreaderintotherailasshown
untilitstops.Then,installthetwoscrewstosecurethenewcardreadertothebracket.

Chapter9.ReplacingFRUs(machinetype:10AR)93

Figure22.Installingthenewslimcardreaderintothebracket

9.Routethecableofthenewcardreaderthroughthecorrespondingholeforthecardreaderbracketin
thefrontofthechassis.

10.Installthebracketintothechassissothattheholeinthebracketisalignedwiththecorrespondinghole
inthechassis.Then,Installthescrewtosecurethecardreaderbrackettothechassis.

Figure23.Installingtheslimcardreaderbracket

11.Connectthecableofthenewslimcardreadertothesystemboard.See“Locatingpartsonthe
systemboard”onpage73.

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage122.

94ThinkCentreE93HardwareMaintenanceManual

ReplacingthefrontaudioandUSBassembly

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.

ToreplacethefrontaudioandUSBassembly,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage85.

3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage86.

4.LocatethefrontaudioandUSBassembly.

5.DisconnectthefrontaudioandUSBassemblycablesfromthesystemboard.See“Locatingpartson
thesystemboard”onpage73.

Note:Makesureyounotethelocationsofthecableswhenyoudisconnectthecablesfromthesystem
board.

6.RemovethescrewthatsecuresthefrontaudioandUSBassemblybrackettothechassistoremove
thebracketfromthechassis.

Figure24.RemovingthefrontaudioandUSBassembly

7.InstallthenewfrontaudioandUSBassemblybracketintothechassisandalignthescrewholeinthe
bracketwiththecorrespondingholeinthechassis.

8.InstallthescrewtosecurethenewfrontaudioandUSBassemblytothechassis.

9.ReconnectthefrontaudioandUSBassemblycablestothefrontaudioconnectorandthefrontUSB
connectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage73.

Chapter9.ReplacingFRUs(machinetype:10AR)95

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage122.

Replacingthepowersupplyassembly

CAUTION:

Hazardousmovingparts.Keepngersandotherbodypartsaway.

CAUTION:
Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabel
attached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwith
oneoftheseparts,contactaservicetechnician.

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and
SetupGuide,goto:
http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoreplacethepowersupplyassembly.

Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafetyandproperUnderwritersLaboratories(UL)certication.

Toreplacethepowersupplyassembly,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage85.

3.Disconnectthepowersupplyassemblycablesfromalldrivesandfromthe14-pinpowerconnectorand
4-pinpowerconnectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage73.

96ThinkCentreE93HardwareMaintenanceManual