Lenovo M5800 User Manual

LenovoM5800
UserGuide

MachineTypes:90AHand10155

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe

“Importantsafetyinformation”onpageiii

andAppendixA“Notices”onpage43.

FirstEdition(August2013)

©CopyrightLenovo2013.

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

Contents

Importantsafetyinformation.....iii

Serviceandupgrades.............iii

Staticelectricityprevention...........iii

Powercordsandpoweradapters........iv

Extensioncordsandrelateddevices.......iv

Plugsandoutlets...............iv

Externaldevices...............v

Heatandproductventilation..........v

Operatingenvironment............vi

Modemsafetyinformation...........vi

Lasercompliancestatement..........vi

Powersupplystatement...........vii

Cleaningandmaintenance..........vii

Chapter1.Productoverview......1

Specications................1

Locations..................1

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer........2

Locatingconnectorsontherearofyour

computer................3

Locatingpartsonthesystemboard.....5

Chapter2.Youandyourcomputer...7

Accessibilityandcomfort...........7

Arrangingyourworkspace.........7

Comfort................7

Glareandlighting.............8

Aircirculation..............8

Electricaloutletsandcablelengths......8

Movingyourcomputertoanothercountryor

region...................9

Voltage-selectionswitch..........9

Replacementpowercords.........9

Chapter3.Security..........11

Lockingthecomputercover.........11

AttachingaKensington-stylecablelock.....12

Usingpasswords..............12

BIOSpasswords............12

Windowspasswords..........13

Usingandunderstandingrewalls.......13

Chapter4.Recoveryinformation...15

RecoveryinformationfortheWindows8operating

system..................15

UsingRescueSystem............16

Chapter5.UsingtheSetupUtility

program................19

StartingtheSetupUtilityprogram.......19

Viewingandchangingsettings........19

Usingpasswords..............19

Passwordconsiderations.........20

Power-OnPassword..........20

AdministratorPassword.........20

HardDiskPassword...........20

Setting,changing,anddeletingapassword.20

Enablingordisablingadevice........21

Selectingastartupdevice..........21

Selectingatemporarystartupdevice....21

Selectingorchangingthestartupdevice

sequence...............21

EnablingErPcompliancemode........22

ICEperformancemode...........22

ICEthermalalert..............23

ExitingtheSetupUtilityprogram.......23

Chapter6.Preventingproblems...25

Keepingyourcomputercurrent........25

Gettingthelatestdevicedriversforyour

computer...............25

Updatingyouroperatingsystem......25

Cleaningandmaintenance..........26

Basics................26

Cleaningyourcomputer.........26

Goodmaintenancepractices.......27

Movingyourcomputer...........28

Chapter7.Troubleshootingand

diagnostics..............29

Basictroubleshooting............29

Troubleshootingprocedure..........30

Troubleshooting..............30

Audioproblems............31

CDproblems.............32

DVDproblems.............33

Intermittentproblems..........34

Keyboard,mouse,orpointingdevice

problems...............34

Monitorproblems............35

Networkingproblems..........37

Performanceandlockupproblems.....39

Printerproblems............41

Serialportproblems...........41

©CopyrightLenovo2013

i

USBproblems.............42

AppendixA.Notices..........43

Trademarks................44

RecyclinginformationforBrazil........50

BatteryrecyclinginformationforT aiwan.....50

BatteryrecyclinginformationfortheEuropean

Union..................50

AppendixB.Regulatory

information..............45

Exportclassicationnotice..........45

Electronicemissionsnotices.........45

FederalCommunicationsCommission

DeclarationofConformity........45

Eurasiancompliancemark..........47

Additionalregulatoryinformation.......47

AppendixC.WEEEandrecycling

information..............49

ImportantWEEEinformation.........49

RecyclinginformationforJapan........49

AppendixD.RestrictionofHazardous

SubstancesDirective(RoHS).....53

EuropeanUnionRoHS...........53

ChinaRoHS................53

TurkishRoHS...............53

UkraineRoHS...............54

IndiaRoHS................54

AppendixE.ChinaEnergyLabel...55

AppendixF .ENERGYST ARmodel

information..............57

iiLenovoM5800UserGuide

Importantsafetyinformation

CAUTION:
Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis
product.RefertotheinformationinthissectionandthesafetyinformationintheSafety,Warranty,and
SetupGuidethatyoureceivedwiththisproduct.Readingandunderstandingthissafetyinformation
reducestheriskofpersonalinjuryanddamagetoyourproduct.

IfyounolongerhaveacopyoftheSafety,Warranty,andSetupGuide,youcanobtainaPortableDocument
Format(PDF)versionfromtheLenovo
SupportWebsitealsoprovidestheSafety,Warranty,andSetupGuideandthisUserGuideinadditional
languages.

®

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

Serviceandupgrades

DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.

Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare
referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer
ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor
customerstoinstalloptionsorreplaceCRUs.Y oumustcloselyfollowallinstructionswheninstallingor
replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea
productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysensure
thatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.

Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafety.

CAUTION:

Hazardousmovingparts.Keepngersandotherbodypartsaway.

CAUTION:

BeforereplacinganyCRUs,turnoffthecomputerandwaitthreetoveminutestoletthecomputer
coolbeforeopeningthecover.

Staticelectricityprevention

Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoption
orCRU,donotopenthestatic-protectivepackagecontainingthepartuntiltheinstructionsdirectyou
toinstallit.

©CopyrightLenovo2013

iii

WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions
toavoidstatic-electricitydamage:

•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.

•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe

edges.Nevertouchexposedcircuitry.

•Preventothersfromtouchingcomponents.

•Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackagecontainingthe

parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo
seconds.Thisreducesstaticelectricityinthepackageandyourbody.

•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackagingandinstallthepart

withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackagingonasmooth,
levelsurfaceandplacethepartonit.

•Donotplacethepartonthecomputercoverorothermetalsurface.

Powercordsandpoweradapters

Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.

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

Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthat
cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.

Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.

Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower
adapternearsinks,tubs,toilets,oronoorsthatarecleanedwithliquidcleansers.Liquidscancausea
shortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan
causegradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,
whichcaneventuallyresultinoverheating.

Ensurethatallpowercordconnectorsaresecurelyandcompletelypluggedintoreceptacles.

Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsofoverheating(such
asdeformedplastic)attheacinputoranywhereonthepoweradapter.

Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor
overheatingorwherethepowercordappearstohavebeendamagedinanyway.

2

,orbetter.For

Extensioncordsandrelateddevices

Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse
areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips
areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.

Plugsandoutlets

Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobedamaged
orcorroded,donotusetheoutletuntilitisreplacedbyaqualiedelectrician.

ivLenovoM5800UserGuide

Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtainareplacement.

Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamountsof
electricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.

Someproductsareequippedwithathree-prongedplug.Thisplugtsonlyintoagroundedelectricaloutlet.
Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitintoanon-groundedoutlet.If
youcannotinserttheplugintotheoutlet,contactanelectricianforanapprovedoutletadapterortoreplace
theoutletwithonethatenablesthissafetyfeature.Neveroverloadanelectricaloutlet.Theoverallsystem
loadshouldnotexceed80percentofthebranchcircuitrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloadsandbranchcircuitratings.

Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,andlocatedclosetothe
equipment.Donotfullyextendpowercordsinawaythatwillstressthecords.

Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentfortheproductyouareinstalling.

Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.

Externaldevices

DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and1394
cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoidpossible
damagetoattacheddevices,waitatleastvesecondsafterthecomputerisshutdowntodisconnect
externaldevices.

Heatandproductventilation

Computers,poweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhenbatteries
arecharging.Alwaysfollowthesebasicprecautions:

•Donotleaveyourcomputer,poweradapter,oraccessoriesincontactwithyourlaporanypartofyour
bodyforanextendedperiodwhentheproductsarefunctioningorwhenthebatteryischarging.Your
computer,poweradapter,andmanyaccessoriesproducesomeheatduringnormaloperation.Extended
contactwiththebodycouldcausediscomfortor,potentially,askinburn.

•Donotchargethebatteryoroperateyourcomputer,poweradapter,oraccessoriesnearammable
materialsorinexplosiveenvironments.

•Ventilationslots,fans,andheatsinksareprovidedwiththeproductforsafety,comfort,andreliable
operation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproductonabed,sofa,
carpet,orotherexiblesurface.Neverblock,cover,ordisablethesefeatures.

Inspectyourdesktopcomputerfordustaccumulationatleastonceeverythreemonths.Beforeinspecting
yourcomputer,turnoffthepowerandunplugthecomputer'spowercordfromtheelectricaloutlet;then
removeanydustfromventsandperforationsinthebezel.Ifyounoticeexternaldustaccumulation,then
examineandremovedustfromtheinsideofthecomputerincludingheatsinkinletns,powersupplyvents,
andfans.Alwaysturnoffandunplugthecomputerbeforeopeningthecover.Ifpossible,avoidoperating
yourcomputerwithintwofeetofhigh-trafcareas.Ifyoumustoperateyourcomputerinornearahigh-trafc
area,inspectand,ifnecessary,cleanyourcomputermorefrequently.

Foryoursafetyandtomaintainoptimumcomputerperformance,alwaysfollowthesebasicprecautions
withyourdesktopcomputer:

•Keepthecoverclosedwheneverthecomputerispluggedin.

•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.

©CopyrightLenovo2013

v

•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightberequiredfor
computersindustyorhigh-trafcareas.

•Donotrestrictorblockanyventilationopenings.

•Donotstoreoroperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.

•Airowtemperaturesintothecomputershouldnotexceed35°C(95°F).

•Donotinstallairltrationdevices.Theymayinterferewithpropercooling.

Operatingenvironment

Theoptimalenvironmentinwhichtouseyourcomputeris10°C-35°C(50°F-95°F)withhumidityranging
between35%and80%.Ifyourcomputerisstoredortransportedintemperatureslessthan10°C(50°F),
allowthecoldcomputertoriseslowlytoanoptimaloperatingtemperatureof10°C-35°C(50°F-95°F)before
use.Thisprocesscouldtaketwohoursinextremeconditions.Failuretoallowyourcomputertorisetoan
optimaloperatingtemperaturebeforeusecouldresultinirreparabledamagetoyourcomputer.

Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.

Keepelectricalappliancessuchasanelectricfan,radio,high-poweredspeakers,airconditioner,and
microwaveovenawayfromyourcomputerbecausethestrongmagneticeldsgeneratedbythese
appliancescandamagethemonitoranddataontheharddiskdrive.

Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledon
orinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.

Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.

Modemsafetyinformation

CAUTION:
Toreducetheriskofre,useonlyNo.26AWGorlarger(forexample,No.24AWG)telecommunication
linecordlistedbyUnderwritersLaboratories(UL)orcertiedbytheCanadianStandardsAssociation
(CSA).

Toreducetheriskofre,electricalshock,orinjurywhenusingtelephoneequipment,alwaysfollowbasic
safetyprecautions,suchas:

•Neverinstalltelephonewiringduringalightningstorm.

•Neverinstalltelephonejacksinwetlocationsunlessthejackisspecicallydesignedforwetlocations.

•Nevertouchuninsulatedtelephonewiresorterminalsunlessthetelephonelinehasbeendisconnectedat
thenetworkinterface.

•Usecautionwheninstallingormodifyingtelephonelines.

•Avoidusingatelephone(otherthanacordlesstype)duringanelectricalstorm.Theremaybearemote
riskofelectricshockfromlightning.

•Donotusethetelephonetoreportagasleakinthevicinityoftheleak.

Lasercompliancestatement

viLenovoM5800UserGuide

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

•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein
mightresultinhazardousradiationexposure.

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.

Powersupplystatement

Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.
Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,
contactaservicetechnician.

Cleaningandmaintenance

Keepyourcomputerandworkspaceclean.Shutdownthecomputerandthendisconnectthepower
cordbeforecleaningthecomputer.Donotsprayanyliquiddetergentdirectlyonthecomputeroruse
anydetergentcontainingammablematerialtocleanthecomputer.Spraythedetergentonasoftcloth
andthenwipethecomputersurfaces.

©CopyrightLenovo2013

vii

viiiLenovoM5800UserGuide

Chapter1.Productoverview

Thischapterprovidesinformationaboutthecomputerspecications,locationsofconnectors,andparts
onthesystemboard.

Specications

Thissectionliststhespecicationsforyourcomputer.

Preinstalledoperatingsystem

Yourcomputerispreinstalledwithoneofthefollowingoperatingsystems:

•Microsoft

•DOS

Environment

•Airtemperature:

•Humidity:

•Altitude:

Electricalinput

•Inputvoltage:

–Lowrange:

–Highrange:

®

Windows

Operating:10°Cto35°C(50°Fto95°F)
Storageinoriginalshippingpackage:-40°Cto60°C(-40°Fto140°F)
Storagewithoutpackage:-10°Cto60°C(14°Fto140°F)

Operating:20%to80%(non-condensing)
Storage:20%to90%(non-condensing)

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

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

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

®

8operatingsystem

Locations

Thissectionprovidesinformationtohelpyoulocatetheconnectorsonthefrontandrearofyourcomputer
andpartsonthesystemboard.

©CopyrightLenovo2013

1

Locatingconnectors,controls,andindicatorsonthefrontofyour computer

Figure1“Frontconnector,control,andindicatorlocations”onpage2showsthelocationsoftheconnectors,
controls,andindicatorsonthefrontofyourcomputer.

Figure1.Frontconnector,control,andindicatorlocations

1Harddiskdriveactivityindicator

2Powerswitch6Microphoneconnector

3Powerindicator7Headphoneconnector

4Opticaldriveeject/closebutton8USB2.0connector

5USB2.0connector

2LenovoM5800UserGuide

Locatingconnectorsontherearofyourcomputer

Figure2“Rearconnectorlocations”onpage3showsthelocationsoftheconnectorsontherearofyour
computer.Someconnectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewhereto
connectthecablesonyourcomputer.

Figure2.Rearconnectorlocations

1Voltage-selectionswitch(availableonsomemodels)

2Powercordconnector

3Serialport(Serialport1)12PCIExpressx1cardslot

4VGAmonitorconnector13PCIcardslots(2)

5DisplayPortconnector

6USB3.0connectors(USBports5to8)

7USB2.0connectors(USBports3and4)16Optionalserialport(Serialport2)

8Microphoneconnector17Ethernetconnector

9Audioline-inconnector

10Audioline-outconnector

11PCIExpressx16graphicscardslot

14Integratedcablelock(Kensingtonlock)slot

15Padlockloop

18PS/2keyboardandmouseconnectors(optional)

Note:Ifyourcomputerisinstalledwithagraphicscard,ensurethatyouusethemonitorconnectorson
thegraphicscard.

ConnectorDescription

Audioline-inconnector

Audioline-outconnector

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

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

Chapter1.Productoverview3

ConnectorDescription

DisplayPortconnector

Ethernetconnector

Microphoneconnector

PS/2keyboardconnector
(optional)

PS/2mouseconnector
(optional)

Serialport

USB2.0connectorUsedtoattachadevicethatrequiresaUSB2.0connector,suchasaUSB

USB3.0connectorUsedtoattachadevicethatrequiresaUSB2.0or3.0connector,suchasaUSB

VGAmonitorconnectorUsedtoattachaVGAmonitororotherdevicesthatuseaVGAmonitorconnector.

Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices
thatuseaDisplayPortconnector.

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

Usedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundorif
youusespeech-recognitionsoftware.

UsedtoattachakeyboardthatusesaPS/2keyboardconnector.

Usedtoattachamouse,atrackball,orotherpointingdevicesthatuseaPS/2
mouseconnector.

Usedtoattachanexternalmodem,aserialprinter,orotherdevicesthatusea
9-pinserialport.

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

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

4LenovoM5800UserGuide

Locatingpartsonthesystemboard

Figure3“Systemboardpartlocations”onpage5showsthelocationsofthepartsonthesystemboard.

Figure3.Systemboardpartlocations

14-pinpowerconnector

15Frontpanelconnector(forconnectingLEDindicators

andthepowerswitch)

2Microprocessor

16FrontUSBconnector1(forconnectingUSBports

1and2onthefrontbezel)

3Microprocessorfanconnector

17FrontUSBconnector2(forconnectinganadditional

USBdevice)

4Memoryslot1(DIMM1)18ClearCMOS(ComplementaryMetalOxide

Semiconductor)/Recoveryjumper

5Memoryslot2(DIMM2)19Serial(COM2)connector

6Memoryslot3(DIMM3)

7Memoryslot4(DIMM4)

8Thermalsensorconnector

94-pinpowerconnectors(2)23PCIExpressx1cardslot

1014-pinpowerconnector

11Battery

20Internalspeakerconnector

21Frontaudioconnector

22PCIcardslots(2)

24PCIExpressx16graphicscardslot

25Coverpresenceswitchconnector(intrusionswitch

connector)

12SATA3.0connectors(4)26Systemfanconnector

13Powerfanconnector

14Parallelconnector

27PS/2keyboardandmouseconnector

Chapter1.Productoverview5

6LenovoM5800UserGuide

Chapter2.Youandyourcomputer

Thischapterprovidesinformationaboutaccessibility,comfort,andrelocatingyourcomputertoother
countriesorregions.

Accessibilityandcomfort

Goodergonomicpracticeisimportanttogetthemostfromyourpersonalcomputerandtoavoiddiscomfort.
Arrangeyourworkplaceandtheequipmentyouusetosuityourindividualneedsandthekindofwork
thatyouperform.Inaddition,usehealthyworkhabitstomaximizeyourperformanceandcomfortwhile
usingyourcomputer.

Thefollowingtopicsprovideinformationaboutarrangingyourworkarea,settingupyourcomputer
equipment,andestablishinghealthyworkhabits:

Lenovoiscommittedtoprovidingpeoplewithdisabilitiesgreateraccesstoinformationandtechnology.
Asaresult,thefollowinginformationprovideswaystohelpusersthathavehearing,vision,andmobility
limitationsgetthemostoutoftheircomputerexperience.

Assistivetechnologiesenableuserstoaccessinformationinthemostappropriateway.Someofthese
technologiesarealreadyprovidedinyouroperatingsystem,otherscanbepurchasedthroughvendors,or
accessedthroughtheWorldWideWeb:
http://www.lenovo.com/healthycomputing

Arrangingyourworkspace

Togetthemostfromyourcomputer,arrangeboththeequipmentyouuseandyourworkareatosuityour
needsandthekindofworkyoudo.Yourcomfortisofforemostimportance,butlightsources,aircirculation,
andthelocationofelectricaloutletscanalsoaffectthewayyouarrangeyourworkspace.

Comfort

Althoughnosingleworkingpositionisidealforeveryone,hereareafewguidelinestohelpyounda
positionthatsuitsyoubest.

Sittinginthesamepositionforalongtimecancausefatigue.Thebackrestandseatofyourchairshould
adjustindependentlyandprovidegoodsupport.Theseatshouldhaveacurvedfronttorelievepressureon
thethighs.Adjusttheseatsothatyourthighsareparalleltotheoorandyourfeetareeitheratonthe
oororonafootrest.

Whenusingthekeyboard,keepyourforearmsparalleltotheoorandyourwristsinacomfortableposition.
Usealighttouchonthekeyboardandyourhandsandngersrelaxed.Changetheangleofthekeyboard
formaximumcomfortbyadjustingthepositionofthekeyboardfeet.

©CopyrightLenovo2013

7

Adjustthemonitorsothetopofthescreenisat,orslightlybelow,eyelevel.Placethemonitorata
comfortableviewingdistance,usually51to61cm(20to24inches),andpositionitsoyoucanviewit
withouthavingtotwistyourbody.Also,positionotherequipmentyouuseregularly,suchasthetelephoneor
amouse,withineasyreach.

Glareandlighting

Positionthemonitortominimizeglareandreectionsfromoverheadlights,windows,andotherlightsources.
Reectedlightfromshinysurfacescancauseannoyingreectionsonyourmonitorscreen.Placethe
monitoratrightanglestowindowsandotherlightsources,whenpossible.Reduceoverheadlighting,if
necessary,byturningofflightsorusinglowerwattagebulbs.Ifyouinstallthemonitornearawindow,use
curtainsorblindstoblockthesunlight.Y oucanadjustthebrightnessandcontrastcontrolsonthemonitor
astheroomlightingchangesthroughouttheday.

Whereitisimpossibletoavoidreectionsortoadjustthelighting,anantiglarelterplacedoverthescreen
mightbehelpful.However,theseltersmightaffecttheclarityoftheimageonthescreen;trythemonlyafter
youhaveexhaustedothermethodsofreducingglare.

Dustbuildupcompoundsproblemsassociatedwithglare.Remembertocleanyourmonitorscreen
periodicallyusingasoftclothasdirectedinyourmonitordocumentation.

Aircirculation

Yourcomputerandmonitorproduceheat.Thecomputerhasafanthatpullsinfreshairandforcesouthot
air.Themonitorletshotairescapethroughvents.Blockingtheairventscancauseoverheating,whichmight
resultinamalfunctionordamage.Placethecomputerandmonitorsothatnothingblockstheairvents;
usually,51mm(2inches)ofairspaceissufcient.Also,ensurethattheventedairisnotblowingonpeople.

Electricaloutletsandcablelengths

Thelocationofelectricaloutlets,thelengthofpowercordsandcablesthatconnecttothemonitor,printer,
andotherdevicesmightdeterminethenalplacementofyourcomputer.

Whenarrangingyourworkspace:

•Avoidtheuseofextensioncords.Whenpossible,plugthecomputerpowercorddirectlyintoanelectrical
outlet.

•Keeppowercordsandcablesneatlyroutedawayfromwalkwaysandotherareaswheretheymight
getkickedaccidentally.

Formoreinformationaboutpowercords,see“Powercordsandpoweradapters”onpageiv

8LenovoM5800UserGuide

.

Movingyourcomputertoanothercountryorregion

Whenyoumoveyourcomputertoanothercountryorregion,youmusttakelocalelectricalstandardsinto
consideration.Thissectionprovidesinformationonthefollowing:

•“Voltage-selectionswitch”onpage9

•“Replacementpowercords”onpage9

Voltage-selectionswitch

Somecomputersareequippedwithavoltage-selectionswitchlocatednearthepower-cordconnection
pointonthecomputerandsomecomputersdonothaveavoltage-selectionswitch.Beforeyouinstall
yourcomputerorrelocateyourcomputertoanothercountryorregion,youmustbecertainthatyouhave
matchedyourcomputertothevoltageavailableatyourelectricaloutlet.

CAUTION:
Youmustknowthevoltageoftheelectricalconnection(outlet)whereyourcomputerwillbe
connected.Ifyoudonotknowthevoltage,contactyourlocalelectriccompanyorrefertoofcial
Websitesorotherliteraturefortravelerstothecountryorregionwhereyouarelocated.

Ifyourcomputerhasavoltage-selectionswitch,youmustsettheswitchtomatchthevoltageavailableat
yourelectricaloutlet.Settingthevoltage-selectionswitchincorrectlywillcausethecomputertomalfunction
andmightcausepermanentdamagetothecomputer.Donotconnectthecomputertoanelectrical
outletuntilyouhaveveriedthatthevoltage-selectionswitchsettingmatchesthevoltageavailableatthe
electricaloutlets.

Ifyourcomputerdoesnothaveavoltage-selectionswitch,inspectthevoltage-ratinglabelonthebottomof
thecomputerandnotethefollowing:

•Ifthevoltage-ratinglabelshowsarangeofeither“100-127V”or“200-240V,”youmustensurethatthe
voltageprovidedattheelectricaloutletmatchesthevoltageratingonthecomputerlabel.Ifitdoes
notmatch,donotattempttoconnectthecomputertotheelectricaloutlet,unlessanexternaldevice
suchasavoltage-convertingtransformerisused.

•Ifthevoltage-ratinglabelshowsadualrangeof“100-127V”and“200-240V,”thissigniesthatthe
computerissuitableforworldwideoperationandthecomputerwillautomaticallyadjusttothevoltageat
theelectricaloutletregardlessofthecountryorregionwherethecomputerisbeingconnected.

Replacementpowercords

Ifyourelocateyourcomputertoacountryorregionthatusesanelectricaloutletstyledifferentfromthe
typeyouarecurrentlyusing,youwillhavetopurchaseeitherelectricalplugadaptersornewpowercords.
YoucanorderpowercordsdirectlyfromLenovo.

Forpowercordinformationandpartnumbers,goto:
http://www.lenovo.com/powercordnotice

Chapter2.Youandyourcomputer9

10LenovoM5800UserGuide

Chapter3.Security

Thischapterprovidesinformationabouthowtoprotectyourcomputerfromtheftandunauthorizeduse.

Lockingthecomputercover

Lockingthecomputercoverhelpspreventunauthorizedpeoplefromgainingaccesstotheinsideofyour
computer.Yourcomputercomeswithapadlockloopsothatthecomputercovercannotberemoved
whenapadlockisinstalled.

Figure4.Installingapadlock

©CopyrightLenovo2013

11

AttachingaKensington-stylecablelock

YoucanuseaKensington-stylecablelocktosecureyourcomputertoadesk,table,orothernon-permanent
xture.Thecablelockattachestothesecurity-lockslotattherearofyourcomputerandisoperatedwitha
keyorcombinationdependingonthetypeselected.Thecablelockalsolocksthebuttonsusedtoopenthe
computercover.Thisisthesametypeoflockusedwithmanynotebookcomputers.Youcanordersucha
cablelockdirectlyfromLenovobysearchingforKensingtonat:
http://www.lenovo.com/support

Figure5.Kensington-stylecablelock

Usingpasswords

YoucansetavarietyofpasswordsthroughtheMicrosoftWindowsoperatingsystemandthroughtheBIOS
ofyourcomputertohelpdeterunauthorizeduseofyourcomputer.

BIOSpasswords

YoucanusetheBIOSSetupUtilityprogramtosetpasswordstopreventunauthorizedaccesstoyour
computeranddata.Thefollowingtypesofpasswordsareavailable:

•Power-OnPassword:WhenaPower-OnPasswordisset,youarepromptedtotypeavalidpassword
eachtimethecomputeristurnedon.Thecomputercannotbeuseduntilthevalidpasswordistyped
in.Formoreinformation,see“Power-OnPassword”onpage20

•HardDiskPassword:SettingaHardDiskPasswordpreventsunauthorizedaccesstothedataonthehard
diskdrive.WhenaHardDiskPasswordisset,youarepromptedtotypeavalidpasswordeachtimeyou
trytoaccesstheharddiskdrive.Formoreinformation,see“HardDiskPassword”onpage20

12LenovoM5800UserGuide

.

.

•AdministratorPassword:SettinganAdministratorPassworddetersunauthorizedusersfromchanging
congurationsettings.Ifyouareresponsibleformaintainingthecongurationsettingsofseveral
computers,youmightwanttosetanAdministratorPassword.Formoreinformation,see“Administrator
Password”onpage20

Youdonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimproves
computingsecurity.

.

Windowspasswords

DependingonyourversionoftheWindowsoperatingsystem,youcanusepasswordsforavarietyof
features,includingcontrollingloginaccess,accesstosharedresources,networkaccess,andindividual
usersettings.

Usingandunderstandingrewalls

Arewallcanbehardware,software,oracombinationofbothdependingonthelevelofsecurityrequired.
Firewallsworkonasetofrulestodeterminewhichinboundandoutboundconnectionsareauthorized.If
yourcomputerispreinstalledwitharewallprogram,ithelpsprotectagainstcomputerInternetsecurity
threats,unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.Formore
informationabouthowtousetherewallprogram,refertothehelpsystemofyourrewallprogram.

Chapter3.Security13

14LenovoM5800UserGuide

Chapter4.Recoveryinformation

ThischapterprovidesinformationabouttherecoverysolutionsprovidedbyLenovo.

•“RecoveryinformationfortheWindows8operatingsystem”onpage15

•“UsingRescueSystem”onpage16

RecoveryinformationfortheWindows8operatingsystem

Thissectionprovidesinformationabouttherecoverysolutionsprovidedoncomputerspreinstalledwiththe
Windows8operatingsystem.

Refreshingyourcomputer

Ifyourcomputerdoesnotperformwellandtheproblemmightbecausedbyarecentlyinstalledprogram,
youcanrefreshyourcomputerwithoutlosingyourpersonallesorchangingyoursettings.

Attention:Ifyourefreshyourcomputer,theprogramsthatcamewithyourcomputerandtheprogramsthat
youinstalledfromWindowsStorewillbereinstalled,butallotherprogramswillberemoved.

Torefreshyourcomputer,dothefollowing:

1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.Click
Settings➙ChangePCsettings➙General.

2.IntheRefreshyourPCwithoutaffectingyourlessection,clickGetstarted.

Resettingyourcomputertothefactorydefaultsettings

Youcanresetyourcomputertothefactorydefaultsettings.Resettingthecomputerwillreinstallthe
operatingsystem,andreinstallalltheprogramsandsettingsthatcamewithyourcomputer.

Attention:Ifyouresetyourcomputer,allyourpersonallesandsettingswillbedeleted.Toavoiddataloss,
makeabackupcopyofallthedatathatyouwanttokeep.

Toresetyourcomputer,dothefollowing:

1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.Click
Settings➙ChangePCsettings➙General.

2.IntheRemoveeverythingandreinstallWindowssection,clickGetstarted.

Advancedstartupoptions

AdvancedstartupoptionsenableyoutochangethestartupsettingsofyourWindowsoperatingsystem,
startthecomputerfromanexternaldevice,orrestoretheWindowsoperatingsystemfromasystemimage.

Tousetheadvancedstartupoptions,dothefollowing:

1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.Click
Settings➙ChangePCsettings➙General.

2.IntheAdvancedstartupsection,clickRestartnow➙Troubleshoot➙Advancedoptions.

3.Restartyourcomputerfollowingtheinstructionsonthescreen.

FormoredetailsabouttherecoverysolutionsprovidedoncomputerspreinstalledwiththeWindows8
operatingsystem,refertothehelpinformationsystemoftheWindows8operatingsystem.

©CopyrightLenovo2013

15

UsingRescueSystem

Attention:UsingOneKeyRecoverywillresultinlossofdata.

Notes:

•YoucanrestoretheC:driveofthecomputertofactorydefaultsettingsortothelastsystembackupstatus
usingOneKeyRecovery.Ifyoudothis,alloftheexistingdataondriveC:willbelost,butthecontentand
formatoftheotherpartitionsoftheharddiskdrivewillremainunchanged.

•IfyouwanttoinstallanoperatingsystemandbackitupwithOneKeyRecovery,youmustformatthe
C:partitioninNTFSformatandinstalltheoperatingsystemontheC:partition.Otherwise,theOneKey
Recoverysystemcannotrun.

Noteabouttheservicepartition:

Thelesandrelevantdatausedbytherescuesystemaresavedintheservicepartition.Deletingthis
partitionwillmaketherescuesystemunusable.Formoredetailedinformation,seethefollowinginstructions:

FromtheSearchcharm,selectApps➙ControlPanel➙AdministrativeTools➙ComputerManagement

➙DiskManagement,youcanseetheservicepartition,whichmustnotbedeleted.

Note:Therecoverylesandrelevantdatausedbytherescuesystemaresavedintheservicepartition.If

theservicepartitionisdeletedordamagedbysomeoneotherthanauthorizedLenovoservicepersonnel,
Lenovowillnotbeliableforanylossesarisingtherefrominanyway.

OneKeyRecovery

OneKeyRecoveryisaneasy-to-useapplication.Youcanuseittorestoreyourcomputertothesystem
defaultortoapreviouslybackedupstate.

DetailedOperationProcedure:

1.RepeatedlypressandreleasetheF2keyonceturningonthecomputeruntiltheLenovoRescue

Systemopens,thenselectOneKeyRecovery.

Note:SystemRecoverywilloverwriteallofthedataontheC:drive.Topreventlossofdata,besureto

backuprelevantdatabeforeperformingsystemrecovery.

2.Followtheon-screeninstructionstoselectthebackuptaskyouwanttorestorefromandthediskwhere
youwanttoinstalltheoperatingsystem,thenpressNexttostarttherestore.

3.Pleasewaitduringtheprocessofsystemrecovery.Donotinterrupttheoperationduringtherecovery
process.

4.Afterthesystemisrecoveredsuccessfully,thesoftwarewillpromptyoutorestartthecomputer.Restart
thecomputerandstarttheoperatingsystem.

DriverandApplicationInstallation

TheDriverandApplicationInstallationfunctionintherescuesystemprovidesawayfortheuserto
convenientlyreinstallalloftheLenovoapplicationsanddriversthatwereshippedwithyourLenovohardware.

Method1:AutomaticInstallation

RepeatedlypressandreleasetheF2keyonceturningonthecomputeruntiltheLenovoRescueSystem
opens,thenselectDriverandApplicationInstallation.Followtheon-screenpromptstoinstalltheLenovo
driversandapplications.ClickOKtostartinstallingtheLenovoDriverandApplicationInstallationsoftware.
Thesystemwillrestart.Afterthesystemhasrestarted,thedriversandapplicationinstallationprocesswill
continueuntilithascompleted.

16LenovoM5800UserGuide

Method2:ManualInstallation

IntheWindowssystem,SelectDriverandApplicationInstallationfromtheSearchcharm.

Afterstartingtheprocedure,installthedriversandsoftwaremanuallybyfollowingtheprompts.

Notes:

•Donotinstallsoftwarewhichisalreadyinstalledonthecomputer.

•MakesurethattheDriverandApplicationInstallationsoftwarehasbeenautomaticallyinstalledbefore
startingtheoperatingsystem.Themanualinstallationfunctioncanonlybeusedafterthesoftware
hasbeeninstalled.

Chapter4.Recoveryinformation17

18LenovoM5800UserGuide

Chapter5.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”onpage19

WhenthePOSTdetectsthattheharddiskdrivehasbeenremovedfromyourcomputerorthememory
modulesizehasdecreased,anerrormessagewillbedisplayedwhenyoustartthecomputerandyouwillbe
promptedtodooneofthefollowing:

•PressF1toentertheSetupUtilityprogram.

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

•PressF2tobypasstheerrormessageandlogintotheoperatingsystem.

.

Note:YouhavetoenablethecongurationchangedetectionfeatureforthePOSTtodetecttheremovalof
theharddiskdrive.Toenablethecon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”onpage19.Then,follow
theinstructionsonthescreen.

YoucanuseeitherthekeyboardorthemousetonavigatethroughBIOSmenuchoices.Thekeysusedto
performvarioustasksaredisplayedatthebottomofeachscreen.

Usingpasswords

ByusingtheSetupUtilityprogram,youcansetpasswordstopreventunauthorizedaccesstoyourcomputer
anddata.Thefollowingtypesofpasswordsareavailable:

•Power-OnPassword

©CopyrightLenovo2013

19

•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”onpage19.

20LenovoM5800UserGuide

2.FromtheSetupUtilityprogrammainmenu,selectSecurity.

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

4.Followtheinstructionsontherightsideofthescreentoset,change,ordeleteapassword.

Note:Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Formore
information,see“Passwordconsiderations”onpage20

.

Enablingordisablingadevice

Thissectionprovidesinformationonhowtoenableordisableuseraccesstothefollowingdevices:

USBSetupUsethisoptiontoenableordisableaUSBconnector.WhenaUSBconnectoris

disabled,thedeviceconnectedtotheUSBconnectorcannotbeused.

SATAControllerWhenthisfeatureissettoDisable,alldevicesconnectedtotheSATAconnectors

(suchasharddiskdrivesortheopticaldrive)aredisabledandcannotbeaccessed.

Toenableordisableadevice,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage19.

2.FromtheSetupUtilityprogrammainmenu,selectDevices.

3.Dependingonthedeviceyouwanttoenableordisable,dooneofthefollowing:

•SelectUSBSetuptoenableordisableaUSBdevice.

•SelectATADriveSetuptoenableordisableaSATAdevice.

4.SelectthedesiredsettingsandpressEnter.

5.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage23.

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”onpage19.

2.FromtheSetupUtilityprogrammainmenu,selectStartup.

Chapter5.UsingtheSetupUtilityprogram21

3.SelectthedevicesforthePrimaryStartupSequence,theAutomaticStartupSequence,andtheError
StartupSequence.Readtheinformationdisplayedontherightsideofthescreen.

4.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage23.

EnablingErPcompliancemode

Youcanenabletheenergy-relatedproductsdirective(ErP)compliancemodethroughthePowermenuinthe
SetupUtilityprogramtoreducetheconsumptionofelectricitywhenyourcomputerisinstandbyoroffmode.

ToenableErPcompliancemodeintheSetupUtilityprogram,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage19.

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.T oenablethewake

uponalarmfeature,dothefollowing:

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.T wochoicesareavailable:

•BetterAcousticPerformance(defaultsetting)

•BetterThermalPerformance

22LenovoM5800UserGuide

ByenablingBetterAcousticPerformance,yourcomputerwillrunwithlessnoiseatanormalthermal
level.ByenablingBetterThermalPerformance,yourcomputerwillrunatabetterthermallevelwith
normalacousticperformance.

ToconguretheICEperformancemode,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage19.

2.FromtheSetupUtilityprogrammainmenu,selectPower.

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

4.SelectICEPerformanceMode.TheICEPerformanceModewindowisdisplayed.

5.SelectBetterAcousticPerformanceorBetterThermalPerformanceasdesired.

6.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage23.

ICEthermalalert

YoucanmonitorthethermalfunctionofyourcomputerundercriticalthermalsituationsthroughtheICE
ThermalAlertmenu.Twochoicesareavailable:

•Enabled(defaultsetting)

•Disabled

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

ToconguretheICEthermalalertfunction,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage19.

2.FromtheSetupUtilityprogrammainmenu,selectPower.

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

4.SelectICEThermalAlert.TheICEThermalAlertwindowisdisplayed.

5.SelectEnabledorDisabledasdesired.

6.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage23.

ExitingtheSetupUtilityprogram

Afteryounishviewingorchangingsettings,pressEsctoreturntotheSetupUtilityprogrammainmenu.
YoumighthavetopressEscseveraltimes.Dooneofthefollowing:

•Ifyouwanttosavethenewsettings,pressF10tosavechangesandexittheSetupUtilityprogram.

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

•Ifyouwanttoreturntothedefaultsettings,pressF9toloadthedefaultsettings,andthenpressF10to
saveandexittheSetupUtilityprogram.

Chapter5.UsingtheSetupUtilityprogram23

24LenovoM5800UserGuide

Chapter6.Preventingproblems

Thischapterprovidesinformationthatcanhelpyouavoidcommonproblemsandkeepyourcomputer
runningsmoothly.

Keepingyourcomputercurrent

Insomesituationsyoumaynditnecessarytohavethemostcurrentsoftwareprograms,devicedrivers,or
operatingsystem.Thissectionexplainshowtogetthelatestupdatesforyourcomputer.

Selectanyofthefollowingtopics:

•“Gettingthelatestdevicedriversforyourcomputer”onpage25

•“Updatingyouroperatingsystem”onpage25

Gettingthelatestdevicedriversforyourcomputer

Note:BecauseLenovomakesconstantimprovementstoitsWebsites,theWebpagecontentsaresubject

tochangewithoutnotice,includingthecontentsreferencedinthefollowingprocedure.

YoucandownloadandinstallupdateddevicedriversfromtheLenovoWebsitebydoingthefollowing:

Attention:DonotdownloadupdateddevicedriversfromtheWindowsUpdateWebsite.Thedevice
driversprovidedontheWindowsWebsitehavenotbeentestedbyLenovoandusingthemmightcause
unexpectedproblems.ObtainupdateddevicedriversfromLenovo.

1.Gotohttp://www.lenovo.com/support.

2.ClickDownload&Drivers.

3.Selectthemachinetypeofyourcomputerfromthemachinetypelist.

4.Clickthecategoryofdeviceforwhichyouneedthedevicedriver.

5.Clicktheappropriatedevicedriver.

6.Downloadandinstallthedevicedriver.

Updatingyouroperatingsystem

MicrosoftmakesupdatesavailableforthevariousWindowsoperatingsystemsthroughtheMicrosoft
WindowsUpdateWebsite.TheWebsiteautomaticallydetermineswhatWindowsupdatesareavailablefor
yourspeciccomputerandliststhoseupdatesonly.Updatescouldincludesecurityxes,newversionsof
Windowscomponents(suchasMediaPlayer),xestootherportionsoftheWindowsoperatingsystem,
orenhancements.

Attention:DonotdownloadupdateddevicedriversfromtheWindowsWebsite.Thedevicedrivers
providedontheWindowsWebsitehavenotbeentestedbyLenovoandusingthemmightcauseunexpected
problems.ObtainupdateddevicedriversfromLenovo.See“Gettingthelatestdevicedriversforyour
computer”onpage25formoreinformation.

ToaccesstheMicrosoftWindowsUpdatesite,dothefollowing:

1.Gotohttp://windowsupdate.microsoft.com/.

2.Followtheinstructionsonthescreen.

©CopyrightLenovo2013

25

Cleaningandmaintenance

Withappropriatecareandmaintenanceyourcomputerwillserveyoureliably.Thefollowingtopicsoffer
informationtohelpyoukeepyourcomputerintopworkingorder.

•“Basics”onpage26

•“Cleaningyourcomputer”onpage26

–“Computer”onpage26
–“Keyboard”onpage26
–“Opticalmouse”onpage27
–“Displayscreen”onpage27

•“Goodmaintenancepractices”onpage27

Basics

Herearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:

•Keepyourcomputerinaclean,dryenvironment.Ensurethatitrestsonaat,steadysurface.

•Donotplaceitemsontopofthemonitororcoveranyoftheventsinthemonitororcomputer.These
ventsprovideairowtokeepyourcomputerfromoverheating.

•Keepfoodanddrinksawayfromallpartsofyourcomputer.Foodparticlesandspillsmightmakethe
keyboardandmousestickandunusable.

•Donotgetthepowerswitchesorothercontrolswet.Moisturecandamagethesepartsandcausean
electricalhazard.

•Alwaysdisconnectapowercordbygraspingtheplug,butnotthecord.

Cleaningyourcomputer

Itisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-free
operation.

CAUTION:
Besuretoturnoffthecomputerandmonitorpowerswitchesbeforecleaningthecomputerand
monitorscreen.

Computer

Useonlymildcleaningsolutionsandadampclothtocleanthepaintedsurfacesofthecomputer.

Keyboard

Tocleanyourcomputerkeyboard,dothefollowing:

1.Applysomeisopropylrubbingalcoholtoasoft,dust-freecloth.

2.Wipeeachkeytopsurfacewiththecloth.Wipethekeysonebyone;ifyouwipeseveralkeysatatime,
theclothmayhookontoanadjacentkeyandpossiblydamageit.Ensurethatnoliquiddripsonto
orbetweenthekeys.

3.Toremoveanycrumbsordustfrombeneaththekeys,youcanuseacamerablowerwithabrush
orcoolairfromahairdryer.

Note:Avoidsprayingcleanerdirectlyontothedisplayorthekeyboard.

26LenovoM5800UserGuide

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.

5.Reconnectthemousecabletothecomputer.

6.Turnyourcomputerbackon.

Displayscreen

Dustbuildupcompoundsproblemsassociatedwithglare.Remembertocleanyourmonitorscreen
periodically.See“Cleaningaat-panelmonitorsurface”onpage27or“Cleaningaglass-screensurface”
onpage27.

Cleaningaat-panelmonitorsurface

Ifyouhaveaat-panelcomputerdisplaythathasaexiblelmsurface,dothefollowingtocleanthespecial
surface.Wipeitgentlywithasoft,drycloth,orblowonthescreentoremovegritandotherlooseparticles.
ThenmoistenaclothwithLCDcleanerandwipethescreensurface.

Manycomputersupplystorescarrythespecialcleaninguidsfordisplays.Usecleaninguidsdevelopedfor
LCDdisplaysonly.Firstapplytheuidtoalint-free,softcloth,thencleantheLCDdisplay.Somecomputer
supplystorescarrypre-moistenedtowelettesforLCDmaintenance.

Cleaningaglass-screensurface

Tocleanaglass-screensurface,wipeitgentlywithasoft,drycloth,orblowonthescreentoremovegritand
otherlooseparticles.Thenuseasoftclothmoistenedwithanonabrasiveliquidglasscleaner.

Goodmaintenancepractices

Byperformingafewgoodmaintenancepractices,youcanmaintaingoodcomputerperformance,protect
yourdata,andbepreparedincaseofacomputerfailure.

•Emptyyourrecyclebinonaregularbasis.

•RuntheWindowsDiskDefragmenterprogramoccasionallytopreventperformanceproblemscausedby
anexcessivenumberoffragmentedles.

•CleanoutyourInbox,SentItems,andDeletedItemsfoldersinyoure-mailapplicationonaregularbasis.

•Makebackupcopiesofcriticaldataonremovablemediamemoryatregularintervalsandstorethe
removablemediainasafelocation.Thefrequencyofmakingbackupcopiesdependsonhowcriticalthe
dataistoyouoryourbusiness.Lenovomakesanumberofremovable-mediastoragedevicesavailable
asoptions,suchasCD-RWdrivesandrecordableDVDdrives.

•Backupyourentireharddiskdriveonaregularbasis.

Chapter6.Preventingproblems27

•Keepyourcomputersoftwareup-to-date.See“Keepingyourcomputercurrent”onpage25formore
information.

•Keepalogbook.Entriesmightincludemajorsoftwareorhardwarechanges,device-driverupdates,
intermittentproblemsandwhatyoudidtoresolvethem,andanyminorissuesyoumighthave
experienced.AlogbookcanhelpyouoraLenovotechniciandetermineifaproblemisrelatedtochange
inhardware,changeinsoftware,orsomeotheractionthatmighthavetakenplace.

Movingyourcomputer

Takethefollowingprecautionsbeforemovingyourcomputer.

1.Backupalllesanddatafromtheharddiskdrive.Thereareavarietyofbackupprogramsavailable
commercially.Y ouroperatingsystemalsomighthaveabackupprogramthatyoucanuse.

2.Removeallmedia(diskettes,compactdiscs,tapes,andsoon)fromthedrives.

3.Turnoffthecomputerandallattacheddevices.Yourharddiskdriveautomaticallyparkstheread/write
headinanondataarea.Thispreventsdamagetotheharddiskdrive.

4.Unplugthepowercordsfromelectricaloutlets.

5.Disconnectcommunicationcables,suchasmodemornetworkcables,fromtheoutletsrst,andthen
disconnecttheotherendsfromthecomputer.

6.Notewhereanyremainingcablesareattachedtothecomputer;then,removethem.

7.Ifyousavedtheoriginalshippingcartonsandpackingmaterials,usethemtopacktheunits.Ifyouare
usingdifferentcartons,cushiontheunitstoavoiddamage.

28LenovoM5800UserGuide

Chapter7.Troubleshootinganddiagnostics

Thischapterprovidesinformationaboutdiagnosingandtroubleshootingcomputerproblems.

Basictroubleshooting

Thefollowingtableprovidesinformationtohelpyoutroubleshootyourcomputerproblems.

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

SymptomAction

Thecomputerdoesnotstart
whenyoupressthepower
switch.

Themonitorscreenisblank.

Thekeyboarddoesnotwork.

Themousedoesnotwork.

Theoperatingsystemdoesnot
start.

Thecomputerbeepsmultiple
timesbeforetheoperating
systemstarts.

Verifythat:

•Thepowercordiscorrectlyconnectedtotherearofthecomputerandtoa
workingelectricaloutlet.

•Ifyourcomputerhasasecondarypowerswitchontherearofthecomputer,
makesurethatitisswitchedon.

•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”onpage27

Verifythat:

•Thestartupsequenceincludesthedevicewheretheoperatingsystemresides.
Usually,theoperatingsystemisontheharddiskdrive.Formoreinformation,
see“Selectingastartupdevice”onpage21.

Verifythatnokeysarestuck.

forfurtherinformation.

©CopyrightLenovo2013

29

Troubleshootingprocedure

Usethefollowingprocedureasastartingpointfordiagnosingproblemsyouareexperiencingwithyour
computer:

1.Verifythatthecablesforallattacheddevicesareconnectedcorrectlyandsecurely.

2.Verifythatallattacheddevicesthatrequireacpowerareconnectedtoproperlygrounded,functioning
electricaloutlets.

3.VerifythatallattacheddevicesareenabledintheBIOSsettingsofyourcomputer.Formoreinformation
aboutaccessingandchangingtheBIOSsettings,refertoyourChapter5“UsingtheSetupUtility
program”onpage19

4.Gotothe“Troubleshooting”onpage30andfollowtheinstructionsforthetypeofproblemyouare
experiencing.IftheTroubleshootinginformationdoesnothelpyouresolveaproblem,continuewiththe
nextstep.

5.Tryusingapreviouslycapturedcongurationtoseeifarecentchangetohardwareorsoftwaresettings
hascausedaproblem.Beforerestoringapreviousconguration,captureyourcurrentcongurationin
casetheoldercongurationsettingsdonotsolvetheproblemorhaveadverseeffects.Torestorea
capturedconguration,dothefollowing:

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

Protection➙SystemRestore.

•ForWindows8:OpenControlPanel,andthenclickSystemandSecurity➙System➙System

Protection➙SystemRestore.

Ifthisdoesnotcorrecttheproblem,continuewiththenextstep.

6.Useanantivirusprogramtoseeifyourcomputerhasbeeninfectedbyavirus.Iftheprogramdetectsa
virus,removethevirus.

.

Troubleshooting

Usethetroubleshootinginformationtondsolutionstoproblemsthathavedenitesymptoms.

Ifthesymptomyourcomputerisexperiencingoccurredimmediatelyafteryouinstalledanewhardware
optionornewsoftware,dothefollowingbeforereferringtothetroubleshootinginformation:

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

2.Runthediagnosticprogramtoensurethatyourcomputerisoperatingcorrectly.

3.Reinstallthenewhardwareoptionorsoftwarefollowingthemanufacturer'sinstructions.

Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:

•“Audioproblems”onpage31

•“CDproblems”onpage32

•“DVDproblems”onpage33

•“Intermittentproblems”onpage34

•“Keyboard,mouse,orpointingdeviceproblems”onpage34

•“Monitorproblems”onpage35

•“Networkingproblems”onpage37

•“Performanceandlockupproblems”onpage39

•“Printerproblems”onpage41

30LenovoM5800UserGuide

•“Serialportproblems”onpage41

•“USBproblems”onpage42

Audioproblems

Selectyoursymptomfromthefollowinglist:

•“NoaudioinWindows”onpage31

•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive”
onpage31

•“Soundcomesfromoneexternalspeakeronly”onpage31

•“NoaudioinDOSapplicationsorgames”onpage32

NoaudioinWindows

Symptom:NoaudioinWindows

Actions:

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

•Ifyourexternalspeakershaveavolumecontrol,verifythatthevolumecontrolisnotsettoolow.

•Double-clickthespeakericonintheWindowsnoticationarea.Amastervolume-controlwindowopens.
VerifythattheMutesettingsarenotcheckedandnoneofthevolumesettingsissettoolow.

•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.

AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitis
insertedintoadrive

Symptom:AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive

Action:See“CDproblems”onpage32.

Soundcomesfromoneexternalspeakeronly

Symptom:Soundcomesfromoneexternalspeakeronly.

Actions:

•Ensurethatthespeakercableisinsertedcompletelyintotheconnectoronthecomputer.

•Ensurethatthecablethatattachestheleftspeakertotherightspeakerissecurelyconnected.

Chapter7.Troubleshootinganddiagnostics31

•Double-clickthespeakericonintheWindowsnoticationarea.Amastervolume-controlwindowopens.
VerifythattheBalancesettingsaresetcorrectly.

NoaudioinDOSapplicationsorgames

Symptom:NoaudioinDOSapplicationsorgames

Action:EnsurethattheDOSapplicationorgameisconguredtouseSoundBlasterProorSoundBlaster
emulation.Refertothedocumentationthatcomeswiththeapplicationorgameforinstructionsonsetting
sound-cardsettings.

CDproblems

Selectyoursymptomfromthefollowinglist:

•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoaCD
drive”onpage32

•“ACDorDVDdoesnotwork”onpage32

•“Unabletouseastartable(bootable)recoverymedium,suchastheProductRecoveryCD,tostart
yourcomputer”onpage32

AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitis
insertedintoaCDdrive

Symptom:AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedinto
aCDdrive.

Actions:

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

•IfyouareusingtheWindows7operatingsystem,followtheactionfor“ACDorDVDdoesnotwork”
onpage32

Ifthisdoesnotcorrecttheproblem,followtheactionfor“ACDorDVDdoesnotwork”onpage32.

.

ACDorDVDdoesnotwork

Symptom:ACDorDVDdoesnotwork.

Actions:

•Verifythatthediscisinsertedcorrectly,withitslabelup.

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

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

Unabletouseastartable(bootable)recoverymedium,suchastheProductRecovery
CD,tostartyourcomputer

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

32LenovoM5800UserGuide

Action:EnsurethattheCDorDVDdriveisinthestartupsequencebeforetheharddiskdrive.Referto
your“Selectingorchangingthestartupdevicesequence”onpage21forinformationonviewingand
changingthestartupsequence.Notethatonsomemodelsthestartupsequenceispermanentlysetand
cannotbechanged.

DVDproblems

Selectyoursymptomfromthefollowinglist:

•“BlackscreeninsteadofDVDvideo”onpage33

•“DVDmoviewillnotplay”onpage33

•“NoaudioorintermittentaudiowhileplayingDVDmovie”onpage33

•“Playbackisverysloworchoppy”onpage33

•“Invaliddiscornodiscfoundmessage”onpage34

BlackscreeninsteadofDVDvideo

Symptom:BlackscreeninsteadofDVDvideo

Actions:

•RestarttheDVDplayerprogram.

•Closeanyopenles,turnoffthecomputer,andthenrestartthecomputer.

•Tryalowerscreenresolutionorcolordepth.

DVDmoviewillnotplay

Symptom:DVDmoviewillnotplay.

Actions:

•Ensurethatthediscsurfaceiscleanandnotscratched.

•Checkthediscorpackageforregionalcoding.Youmightneedtopurchaseadiscwithcodingfor
theregionwhereyouareusingyourcomputer.

NoaudioorintermittentaudiowhileplayingDVDmovie

Symptom:NoaudioorintermittentaudiowhileplayingDVDmovie.

Actions:

•Checkthevolumecontrolsettingsonyourcomputerandonyourspeakers.

•Ensurethatthediscsurfaceiscleanandnotscratched.

•Checkallcableconnectionstoandfromthespeakers.

•UsetheDVDmenuforthevideotoselectadifferentaudiotrack.

Playbackisverysloworchoppy

Symptom:Playbackisverysloworchoppy.

Actions:

•Disableanybackgroundprograms,suchasAntiVirusorDesktopThemes.

•Ensurethatvideoresolutionissettolessthan1152x864.

Chapter7.Troubleshootinganddiagnostics33

Invaliddiscornodiscfoundmessage

Symptom:Invaliddiscornodiscfoundmessage

Actions:

•EnsurethataDVDdiscisinthedrivewiththeshinysideofthediscfacingdown.

•Ensurethatvideoresolutionissettolessthan1152x864.

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

Intermittentproblems

Symptom:Aproblemoccursonlyoccasionallyandisdifculttorepeat.

Actions:

•Verifythatallcablesandcordsaresecurelyconnectedtothecomputerandattacheddevices.

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

•IfSCSIdevicesareinstalled,verifythatthelastexternaldeviceineachSCSIchainisterminatedcorrectly.
(SeeyourSCSIdocumentation.)

Keyboard,mouse,orpointingdeviceproblems

Selectyoursymptomfromthefollowinglist:

•“Allorsomekeysonthekeyboarddonotwork”onpage34

•“Themouseorpointingdevicedoesnotwork”onpage35

•“Thepointeronthescreendoesnotmovesmoothlywiththemouse”onpage35

•“Thewirelesskeyboarddoesnotwork”onpage35

Allorsomekeysonthekeyboarddonotwork

Symptom:Allorsomekeysonthekeyboarddonotwork.

Actions:

•Verifythatthekeyboardcableissecurelyconnectedtothecorrectconnectoronthecomputer.

•IfyouareusinganEnhancedPerformanceUSBkeyboardandoneormoreoftheRapidAccessbuttons
aretheonlykeysthatarenotworking,thesebuttonsmighthavebeendisabledorhavenotbeenassigned
toafunction.UsethehelpsystemintheEnhancedPerformanceCustomizationKeyboardprogramto
helpdiagnoseproblemswiththeRapidAccessbuttons.

ToopentheEnhancedPerformanceCustomizationKeyboardprogram,dooneofthefollowing:

–OntheWindows7operatingsystem,dothefollowing:

1.ClickStart➙ControlPanel.

2.ClickHardwareandSound.

3.ClickDevicesandPrinters.

4.Double-clickUSBEnhancedPerformanceKeyboard.TheUSBEnhancedPerformance
KeyboardCustomizationprogramstarts.

–OntheWindows8operatingsystem,dothefollowing:

1.OpenControlPanel.

34LenovoM5800UserGuide

2.ClickHardwareandSound.

3.ClickDevicesandPrinters.

4.Double-clickUSBEnhancedPerformanceKeyboard.TheUSBEnhancedPerformance
KeyboardCustomizationprogramstarts.

Themouseorpointingdevicedoesnotwork

Symptom:Themouseorpointingdevicedoesnotwork.

Actions:

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

•Verifythatthedevicedriversforthemouseorpointingdeviceareinstalledcorrectly.

•IfyouareusingaUSBkeyboardormouse,verifythattheUSBconnectorsareenabledintheBIOS
settings.See“Enablingordisablingadevice”onpage21

.

Thepointeronthescreendoesnotmovesmoothlywiththemouse

Symptom:Thepointeronthescreendoesnotmovesmoothlywiththemouse.

Action:Erraticmovementofthemousepointerisgenerallycausedbyabuildupofdirt,oils,andother
contaminantsontheballinsidethemouse.Cleanthemouse.See“Opticalmouse”onpage27for
instructions.

Thewirelesskeyboarddoesnotwork

Symptom:Thewirelesskeyboarddoesnotwork.

Action:IftheT ransceiverCommunicationsLEDisonandthewirelessKeyboarddoesnotwork,restartyour
computer.Ifrestartingyourcomputerdoesnotsolvetheproblem,verifythatthefollowingconditionsaremet:

•Thebatteriesareproperlyinstalled.

•Thebatteriesstillretaintheircurrent.

•ThewirelessKeyboardislocatedlessthantenmetersawayfromthetransceiver.

•Thetransceiverisfullyinstalled.

Action:IftheT ransceiverCommunicationsLEDisnoton,reconnectthetransceiverandthekeyboard.

Monitorproblems

Note:Manymonitorshavestatus-indicatorlightsandbuilt-incontrolsforadjustingbrightness,contrast,

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

Selectyoursymptomfromthefollowinglist:

•“Wrongcharactersappearonthescreen”onpage36

•“Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiodofcomputer
inactivity”onpage36

•“Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustartsomeapplication
programs”onpage36

Chapter7.Troubleshootinganddiagnostics35

•“Theimageappearstobeickering”onpage36

•“Theimageisdiscolored”onpage37

Wrongcharactersappearonthescreen

Symptom:Wrongcharactersappearonthescreen.

Action:Havethecomputerserviced.

Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiod
ofcomputerinactivity

Symptom:Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiodofcomputer
inactivity.

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

Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustart
someapplicationprograms

Symptom:Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustartsome
applicationprograms.

Actions:

•Ensurethatthemonitorsignalcableissecurelyconnectedtothemonitorandthemonitorconnectoron
thecomputer.Aloosecablecancauseintermittentproblems.

•Verifythatthenecessarydevicedriversfortheapplicationprogramsareinstalled.Refertothe
documentationfortheaffectedapplicationprogramtoseeifdevicedriversarerequired.

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.

•YoucanresettherefreshratethroughyouroperatingsystemControlPanel:
OntheWindows7operatingsystem,clickStart➙ControlPanel➙HardwareandSound➙Adjust

screenresolution➙AdvancedSettings.ThenclicktheMonitortabandselectanewrefreshrate.
OntheWindows8operatingsystem,openControlPanelandclickHardwareandSound➙Adjust

screenresolution➙AdvancedSettings.ThenclicktheMonitortabandselectanewrefreshrate.

36LenovoM5800UserGuide

•Seeyouroperatingsystemdocumentationorhelpforfurtherinformationonmonitorsettings.

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.

Networkingproblems

Thefollowingarethemostcommonnetworkingproblems.Selectyournetworkingproblemfromthe
followinglist:

•“Ethernetproblems”onpage37

•“AwirelessLANproblem”onpage39

•“AwirelessWANproblem”onpage39

•“Bluetoothproblem”onpage39

Ethernetproblems

ForEthernetproblems,selectyoursymptomfromthefollowinglist:

•“Yourcomputercannotconnecttothenetwork”onpage37

•“Theadapterstopsworkingfornoapparentreason”onpage38

•“IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnectionfails
orerrorsoccur”onpage38

•“IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Instead,
itconnectsat100Mbps”onpage38

Yourcomputercannotconnecttothenetwork

Symptom:Yourcomputercannotconnecttothenetwork.

Actions:Ensurethat:

•Thecableisinstalledproperly.
ThenetworkcablemustbesecurelyconnectedtoboththeEthernetconnectorofyourcomputerand

theRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis100
meters.Ifthecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblempersists,try
adifferentcable.

•Thecableisinstalledproperly.

•Youareusingthecorrectdevicedriver.
OntheWindows7operatingsystem,dothefollowing:

1.ClickStart➙ControlPanel.

2.ClickHardwareandSound.

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

Chapter7.Troubleshootinganddiagnostics37

4.IfanexclamationmarkisdisplayednexttoanadapternameunderNetworkadapters,youmight
notbeusingthecorrectdriverorthedriverisnotenabled.T oupdatethedriver,right-clickthe
highlightedadapter.

5.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.

OntheWindows8operatingsystem,dothefollowing:

1.OpenControlPanel.

2.ClickHardwareandSound.

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

4.IfanexclamationmarkisdisplayednexttoanadapternameunderNetworkadapters,youmight
notbeusingthecorrectdriverorthedriverisnotenabled.T oupdatethedriver,right-clickthe
highlightedadapter.

5.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.

•Theswitchportandtheadapterhavethesameduplexsetting.
Ifyouconguredtheadapterforfullduplex,ensurethattheswitchportisalsoconguredforfullduplex.

Settingthewrongduplexmodecandegradeperformance,causedataloss,orresultinlostconnections.

•Youhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.
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).

IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Instead,
itconnectsat100Mbps

Symptom:IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.
Instead,itconnectsat100Mbps.

Actions:

•Tryanothercable.

38LenovoM5800UserGuide

•Ensurethatthelinkpartnerissettoauto-negotiate.

•Ensurethattheswitchis802.3ab-compliant(gigabitovercopper).

AwirelessLANproblem

Symptom:Youcannotconnectusingthebuilt-inwirelessnetworkingcard.

Actions:

•EnsurethatyourwirelessLANdriveristhelatestversion.ChecktheWebsiteandverifythedriverversion
supportedbyAccessConnectionsisthelatestdocumentedinthereadmele.

•Ensurethatyourcomputeriswithinrangeofawirelessaccesspoint.

•Ensurethatthewirelessradioisenabledbydouble-clickingtheAccessConnectionsiconintheWindows
noti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,WindowsMediaPlayer).

2.OpenControlPanel.

3.ClickHardwareandSound➙Sound.

4.SelectthePlaybacktab.

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

6.ClickOKtoclosetheSoundwindow.

Performanceandlockupproblems

Poorperformanceandlockupproblemscanbearesultofanyofthefollowing:

•“Insufcientfreeharddiskdrivespace”onpage39

•“Excessivenumberoffragmentedles”onpage40

•“Insufcientmemory”onpage41

Makeaselectionfromtheabovelisttondoutmoreaboutthecorrectiveactionsyoucantake.

Insufcientfreeharddiskdrivespace

Symptom:Insufcientfreeharddiskdrivespace

TheWindowsoperatingsystemwillslowdownandmightproduceerrorsiftheharddiskdrivegetstoofull.

Chapter7.Troubleshootinganddiagnostics39

TochecktheamountoffreespaceontheWindows7operatingsystem,dothefollowing:

1.ClickStart➙Computer.

2.Right-clickyourCdriveentryandthenclickProperties.Theamountoffreediskspaceisdisplayed.

TochecktheamountoffreespaceontheWindows8operatingsystem,dothefollowing:

1.OpentheWindowsExplorerandclickComputer.

2.Right-clickyourCdriveentryandthenclickProperties.Theamountoffreediskspaceisdisplayed.

Tofreeupdiskspace,doanyofthefollowing:

•Procedure1

1.OntheWindows7operatingsystem,clickStart➙Computer.OntheWindows8operatingsystem,
opentheWindowsExplorerandclickComputer.

2.Right-clickyourCdriveentryandthenclickProperties.

3.ClickDiskCleanup.

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

•Procedure2

1.OpenControlPanel.

2.ClickPrograms.

3.ClickT urnWindowsfeaturesonoroff.

4.AlistofoptionalWindowscomponentsisdisplayed.Followtheinstructionsonthescreen.

•Procedure3

1.OntheWindows7operatingsystem,clickStart➙Computer.OntheWindows8operatingsystem,
opentheWindowsExplorerandclickComputer.

2.Right-clickyourCdriveentryandthenclickProperties.

3.ClickDiskCleanup.

4.ClickCleanupsystemles.

5.ClicktheMoreOptionstab.

6.IntheProgramsandFeaturesarea,clicktheCleanupbutton.

7.Alistofinstalledprogramsisdisplayed.Selecttheprogramthatyouwanttoremove.Click
Uninstall/Change.

•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:

1.Closeanyprogramsthatarecurrentlyrunningandcloseanyopenwindows.

2.ClickStart➙Computer.

40LenovoM5800UserGuide

3.Right-clickyourCdriveentryandthenclickProperties.

4.ClicktheToolstab.

5.ClickDefragmentNow,thenclickContinue.

6.ClickDefragmentNowagaintostartadisk-defragmentationprocess.

OntheWindows8operatingsystem,dothefollowing:

1.Closeanyprogramsthatarecurrentlyrunningandcloseanyopenwindows.

2.OpentheWindowsExplorerandclickComputer.

3.Right-clickyourCdriveentryandthenclickProperties.

4.ClicktheToolstab.

5.ClickOptimize.

6.ClickOptimizeagaintostartadisk-defragmentationprocess.

Insufcientmemory

Symptom:Insufcientmemory

Ingeneral,themorememorythatisinstalled,thebettertheWindowsoperatingsystemruns.

Action:Installadditionalmemory.

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,seeChapter5“UsingtheSetupUtilityprogram”
onpage19.

Serialportproblems

Usethisinformationtotroubleshoottheserialportanddevicesattachedtotheserialport.

Symptom:Serialportcannotbeaccessed.

Actions:

•Ensuretheserialcableissecurelyconnectedtotheserialportonthecomputerandtotheserialdevice.If
theserialdevicehasitsownpowercord,ensurethatitisattachedtoaproperlygroundedelectricaloutlet.

•IftheserialdevicehasitsownOn/Offswitch,ensurethatitisintheOnposition.

•IftheserialdevicehasanOnlineswitch,ensurethatitisintheOnlineposition.

•Iftheserialdeviceisaprinter,ensurethatpaperisloadedcorrectly.

Chapter7.Troubleshootinganddiagnostics41

•Verifythatanysoftwaresuppliedwiththeserialdeviceiscorrectlyinstalled.Refertothedocumentation
fortheserial-deviceoption.

•Ensurethattheserial-portadapter,ifyouaddedone,isproperlyinstalledandrmlyseated.

USBproblems

Symptom:TheUSBconnectorscannotbeaccessed.

Actions:

•EnsurethattheUSBcableissecurelyconnectedtotheUSBconnectorandtotheUSBdevice.IftheUSB
devicehasitsownpowercord,ensurethatitisattachedtoaproperlygroundedelectricaloutlet.

•IftheUSBdevicehasitsownOn/Offswitch,ensurethatitisintheOnposition.

•IftheUSBdevicehasanOnlineswitch,ensurethatitisintheOnlineposition.

•IftheUSBdeviceisaprinter,ensurethatpaperisloadedcorrectly.

•EnsurethatanydevicedriversorothersoftwaresuppliedwiththeUSBdeviceiscorrectlyinstalled.
RefertothedocumentationfortheUSBdevice.

•ResetthedevicebydetachingandreattachingtheUSBconnector.

42LenovoM5800UserGuide

AppendixA.Notices

Lenovomaynotoffertheproducts,services,orfeaturesdiscussedinthisdocumentinallcountries.Consult
yourlocalLenovorepresentativeforinformationontheproductsandservicescurrentlyavailableinyour
area.AnyreferencetoaLenovoproduct,program,orserviceisnotintendedtostateorimplythatonlythat
Lenovoproduct,program,orservicemaybeused.Anyfunctionallyequivalentproduct,program,orservice
thatdoesnotinfringeanyLenovointellectualpropertyrightmaybeusedinstead.However,itistheuser's
responsibilitytoevaluateandverifytheoperationofanyotherproduct,program,orservice.

Lenovomayhavepatentsorpendingpatentapplicationscoveringsubjectmatterdescribedinthis
document.Thefurnishingofthisdocumentdoesnotgiveyouanylicensetothesepatents.Youcansend
licenseinquiries,inwriting,to:

Lenovo(UnitedStates),Inc.
1009ThinkPlace-BuildingOne
Morrisville,NC27560
U.S.A.
Attention:LenovoDirectorofLicensing

LENOVOPROVIDESTHISPUBLICATION“ASIS”WITHOUTWARRANTYOFANYKIND,EITHEREXPRESS
ORIMPLIED,INCLUDING,BUTNOTLIMITEDTO,THEIMPLIEDWARRANTIESOFNON-INFRINGEMENT,
MERCHANTABILITYORFITNESSFORAPARTICULARPURPOSE.Somejurisdictionsdonotallow
disclaimerofexpressorimpliedwarrantiesincertaintransactions,therefore,thisstatementmaynotapply
toyou.

Thisinformationcouldincludetechnicalinaccuraciesortypographicalerrors.Changesareperiodically
madetotheinformationherein;thesechangeswillbeincorporatedinneweditionsofthepublication.
Lenovomaymakeimprovementsand/orchangesintheproduct(s)and/ortheprogram(s)describedinthis
publicationatanytimewithoutnotice.

Theproductsdescribedinthisdocumentarenotintendedforuseinimplantationorotherlifesupport
applicationswheremalfunctionmayresultininjuryordeathtopersons.Theinformationcontainedinthis
documentdoesnotaffectorchangeLenovoproductspecicationsorwarranties.Nothinginthisdocument
shalloperateasanexpressorimpliedlicenseorindemnityundertheintellectualpropertyrightsofLenovo
orthirdparties.Allinformationcontainedinthisdocumentwasobtainedinspecicenvironmentsandis
presentedasanillustration.Theresultobtainedinotheroperatingenvironmentsmayvary.

Lenovomayuseordistributeanyoftheinformationyousupplyinanywayitbelievesappropriatewithout
incurringanyobligationtoyou.

Anyreferencesinthispublicationtonon-LenovoWebsitesareprovidedforconvenienceonlyanddonotin
anymannerserveasanendorsementofthoseWebsites.ThematerialsatthoseWebsitesarenotpartof
thematerialsforthisLenovoproduct,anduseofthoseWebsitesisatyourownrisk.

Anyperformancedatacontainedhereinwasdeterminedinacontrolledenvironment.Therefore,theresult
obtainedinotheroperatingenvironmentsmayvarysignicantly.Somemeasurementsmayhavebeen
madeondevelopment-levelsystemsandthereisnoguaranteethatthesemeasurementswillbethesame
ongenerallyavailablesystems.Furthermore,somemeasurementsmayhavebeenestimatedthrough
extrapolation.Actualresultsmayvary.Usersofthisdocumentshouldverifytheapplicabledatafortheir
specicenvironment.

©CopyrightLenovo2013

43

Trademarks

ThefollowingtermsaretrademarksofLenovointheUnitedStates,othercountries,orboth:

Lenovo
TheLenovologo

MicrosoftandWindowsaretrademarksoftheMicrosoftgroupofcompanies.

Othercompany,product,orservicenamesmaybetrademarksorservicemarksofothers.

44LenovoM5800UserGuide

AppendixB.Regulatoryinformation

Exportclassicationnotice

ThisproductissubjecttotheUnitedStatesExportAdministrationRegulations(EAR)andhasanExport
ClassicationControlNumber(ECCN)of4A994.b.Itcanbere-exportedexcepttoanyoftheembargoed
countriesintheEARE1countrylist.

Electronicemissionsnotices

ThefollowinginformationreferstoLenovopersonalcomputermachinetypes90AHand10155.

FederalCommunicationsCommissionDeclarationofConformity

ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuant
toPart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmful
interferenceinaresidentialinstallation.Thisequipmentgenerates,uses,andcanradiateradiofrequency
energyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmfulinterference
toradiocommunications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticular
installation.Ifthisequipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbe
determinedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferenceby
oneormoreofthefollowingmeasures:

•Reorientorrelocatethereceivingantenna.

•Increasetheseparationbetweentheequipmentandreceiver.

•Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected.

•Consultanauthorizeddealerorservicerepresentativeforhelp.

Lenovoisnotresponsibleforanyradioortelevisioninterferencecausedbyusingotherthanspeciedor
recommendedcablesandconnectorsorbyunauthorizedchangesormodicationstothisequipment.
Unauthorizedchangesormodicationscouldvoidtheuser'sauthoritytooperatetheequipment.

ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions:(1)
thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterferencereceived,
includinginterferencethatmaycauseundesiredoperation.

ResponsibleParty:
Lenovo(UnitedStates)Incorporated
1009ThinkPlace-BuildingOne
Morrisville,NC27560
PhoneNumber:919-294-5900

IndustryCanadaClassBemissioncompliancestatement

ThisClassBdigitalapparatuscomplieswithCanadianICES-003.

CetappareilnumériquedelaclasseBestconformeàlanormeNMB-003duCanada.

EuropeanUnion-CompliancetotheElectromagneticCompatibilityDirective

©CopyrightLenovo2013

45

ThisproductisinconformitywiththeprotectionrequirementsofEUCouncilDirective2004/108/EConthe
approximationofthelawsoftheMemberStatesrelatingtoelectromagneticcompatibility.Lenovocannot
acceptresponsibilityforanyfailuretosatisfytheprotectionrequirementsresultingfromanon-recommended
modicationoftheproduct,includingtheinstallationofoptioncardsfromothermanufacturers.

ThisproducthasbeentestedandfoundtocomplywiththelimitsforClassBInformationTechnology
EquipmentaccordingtoEuropeanStandardEN55022.ThelimitsforClassBequipmentwerederived
fortypicalresidentialenvironmentstoprovidereasonableprotectionagainstinterferencewithlicensed
communicationdevices.

GermanClassBcompliancestatement

DeutschsprachigerEUHinweis:

HinweisfürGerätederKlasseBEU-RichtliniezurElektromagnetischenVerträglichkeit

DiesesProduktentsprichtdenSchutzanforderungenderEU-Richtlinie2004/108/EG(früher89/336/EWG)zur
AngleichungderRechtsvorschriftenüberdieelektromagnetischeVerträglichkeitindenEU-Mitgliedsstaaten
undhältdieGrenzwertederEN55022KlasseBein.

Umdiesessicherzustellen,sinddieGerätewieindenHandbüchernbeschriebenzuinstallierenundzu
betreiben.DesWeiterendürfenauchnurvonderLenovoempfohleneKabelangeschlossenwerden.
LenovoübernimmtkeineVerantwortungfürdieEinhaltungderSchutzanforderungen,wenndasProdukt
ohneZustimmungderLenovoverändertbzw.wennErweiterungskomponentenvonFremdherstellernohne
EmpfehlungderLenovogesteckt/eingebautwerden.

Deutschland:

EinhaltungdesGesetzesüberdieelektromagnetischeVerträglichkeitvonBetriebsmitteln

DiesesProduktentsprichtdem„GesetzüberdieelektromagnetischeVerträglichkeitvonBetriebsmitteln“
EMVG(früher„GesetzüberdieelektromagnetischeVerträglichkeitvonGeräten“).DiesistdieUmsetzungder
EU-Richtlinie2004/108/EG(früher89/336/EWG)inderBundesrepublikDeutschland.

ZulassungsbescheinigunglautdemDeutschenGesetzüberdieelektromagnetischeVerträglichkeit
vonBetriebsmitteln,EMVGvom20.Juli2007(früherGesetzüberdieelektromagnetische
VerträglichkeitvonGeräten),bzw.derEMVEGRichtlinie2004/108/EC(früher89/336/EWG),für
GerätederKlasseB.

DiesesGerätistberechtigt,inÜbereinstimmungmitdemDeutschenEMVGdasEG-Konformitätszeichen

-CE-zuführen.VerantwortlichfürdieKonformitätserklärungnachParagraf5desEMVGistdieLenovo

(Deutschland)GmbH,Gropiusplatz10,D-70563Stuttgart.

InformationeninHinsichtEMVGParagraf4Abs.(1)4:

DasGeräterfülltdieSchutzanforderungennachEN55024undEN55022KlasseB.

KoreaClassBcompliancestatement

46LenovoM5800UserGuide

JapanVCCIClassBcompliancestatement

Japancompliancestatementforproductswhichconnecttothepowermainswithratedcurrent
lessthanorequalto20Aperphase

LenovoproductserviceinformationforTaiwan

KeyboardandmousecompliancestatementforTaiwan

Eurasiancompliancemark

Additionalregulatoryinformation

Foradditionalregulatoryinformation,refertotheRegulatoryNoticeshippedwithyourcomputer.Depending
onthecongurationofyourcomputerandthecountryorregionwherethecomputerwaspurchased,
youmighthavereceivedadditionalprintedregulatorynotices.Allregulatorynoticesareavailableonthe
LenovoSupportWebsiteinelectronicformat.Toaccesselectroniccopiesofthedocumentation,goto
http://www.lenovo.com/supportandclickGuidesandManuals.

AppendixB.Regulatoryinformation47

48LenovoM5800UserGuide

AppendixC.WEEEandrecyclinginformation

Lenovoencouragesownersofinformationtechnology(IT)equipmenttoresponsiblyrecycletheirequipment
whenitisnolongerneeded.Lenovooffersavarietyofprogramsandservicestoassistequipmentownersin
recyclingtheirITproducts.ForinformationonrecyclingLenovoproducts,goto:
http://www.lenovo.com/recycling

ImportantWEEEinformation

TheWEEEmarkingonLenovoproductsappliestocountrieswithWEEEande-wasteregulations(forexample,
EuropeanDirective2002/96/EC,IndiaE-WasteManagement&HandlingRules,2011).Appliancesare
labeledinaccordancewithlocalregulationsconcerningwasteelectricalandelectronicequipment(WEEE).
Theseregulationsdeterminetheframeworkforthereturnandrecyclingofusedappliancesasapplicable
withineachgeography.Thislabelisappliedtovariousproductstoindicatethattheproductisnottobe
thrownaway,butratherputintheestablishedcollectionsystemsforreclaimingtheseendoflifeproducts.

Usersofelectricalandelectronicequipment(EEE)withtheWEEEmarkingmustnotdisposeofendof
lifeEEEasunsortedmunicipalwaste,butusethecollectionframeworkavailabletothemforthereturn,
recycle,andrecoveryofWEEEandtominimizeanypotentialeffectsofEEEontheenvironmentand
humanhealthduetothepresenceofhazardoussubstances.ForadditionalWEEEinformationgoto:
http://www.lenovo.com/recycling

RecyclinginformationforJapan

CollectingandrecyclingadisusedLenovocomputerormonitor

IfyouareacompanyemployeeandneedtodisposeofaLenovocomputerormonitorthatistheproperty
ofthecompany,youmustdosoinaccordancewiththeLawforPromotionofEffectiveUtilizationof
Resources.Computersandmonitorsarecategorizedasindustrialwasteandshouldbeproperlydisposed
ofbyanindustrialwastedisposalcontractorcertiedbyalocalgovernment.InaccordancewiththeLaw
forPromotionofEffectiveUtilizationofResources,LenovoJapanprovides,throughitsPCCollecting
andRecyclingServices,forthecollecting,reuse,andrecyclingofdisusedcomputersandmonitors.For
details,visittheLenovoWebsiteathttp://www.lenovo.com/recycling/japan.PursuanttotheLawfor
PromotionofEffectiveUtilizationofResources,thecollectingandrecyclingofhome-usedcomputers
andmonitorsbythemanufacturerwasbegunonOctober1,2003.Thisserviceisprovidedfreeof
chargeforhome-usedcomputerssoldafterOctober1,2003.Fordetails,visittheLenovoWebsiteat
http://www.lenovo.com/recycling/japan.

DisposingofLenovocomputercomponents

©CopyrightLenovo2013

49

SomeLenovocomputerproductssoldinJapanmayhavecomponentsthatcontainheavymetalsorother
environmentalsensitivesubstances.T oproperlydisposeofdisusedcomponents,suchasaprintedcircuit
boardordrive,usethemethodsdescribedaboveforcollectingandrecyclingadisusedcomputerormonitor.

DisposingofdisusedlithiumbatteriesfromLenovocomputers

Abutton-shapedlithiumbatteryisinstalledinsideyourLenovocomputertoprovidepowertothecomputer
clockwhilethecomputerisoffordisconnectedfromthemainpowersource.Ifyouneedtoreplaceitwitha
newone,contactyourplaceofpurchaseorcontactLenovoforservice.Ifyouneedtodisposeofadisused
lithiumbattery,insulateitwithvinyltape,contactyourplaceofpurchaseoranindustrial-waste-disposal
operator,andfollowtheirinstructions.Disposalofalithiumbatterymustcomplywithlocalordinances
andregulations.

RecyclinginformationforBrazil

DeclaraçõesdeReciclagemnoBrasil

DescartedeumProdutoLenovoForadeUso

Equipamentoselétricoseeletrônicosnãodevemserdescartadosemlixocomum,masenviadosàpontosde
coleta,autorizadospelofabricantedoprodutoparaquesejamencaminhadoseprocessadosporempresas
especializadasnomanuseioderesíduosindustriais,devidamentecerticadaspelosorgãosambientais,de
acordocomalegislaçãolocal.

ALenovopossuiumcanalespecícoparaauxiliá-lonodescartedessesprodutos.Casovocêpossua
umprodutoLenovoemsituaçãodedescarte,ligueparaonossoSACouencaminheume-mailpara:
[e-mail],informandoomodelo,númerodesérieecidade,amdeenviarmosasinstruções
paraocorretodescartedoseuprodutoLenovo.

BatteryrecyclinginformationforTaiwan

BatteryrecyclinginformationfortheEuropeanUnion

Notice:ThismarkappliesonlytocountrieswithintheEuropeanUnion(EU).

50LenovoM5800UserGuide

BatteriesorpackagingforbatteriesarelabeledinaccordancewithEuropeanDirective2006/66/EC
concerningbatteriesandaccumulatorsandwastebatteriesandaccumulators.TheDirectivedeterminesthe
frameworkforthereturnandrecyclingofusedbatteriesandaccumulatorsasapplicablethroughoutthe
EuropeanUnion.Thislabelisappliedtovariousbatteriestoindicatethatthebatteryisnottobethrown
away,butratherreclaimeduponendoflifeperthisDirective.

InaccordancewiththeEuropeanDirective2006/66/EC,batteriesandaccumulatorsarelabeledtoindicate
thattheyaretobecollectedseparatelyandrecycledatendoflife.Thelabelonthebatterymayalso
includeachemicalsymbolforthemetalconcernedinthebattery(Pbforlead,Hgformercury,andCdfor
cadmium).Usersofbatteriesandaccumulatorsmustnotdisposeofbatteriesandaccumulatorsasunsorted
municipalwaste,butusethecollectionframeworkavailabletocustomersforthereturn,recycling,and
treatmentofbatteriesandaccumulators.Customerparticipationisimportanttominimizeanypotential
effectsofbatteriesandaccumulatorsontheenvironmentandhumanhealthduetothepotentialpresenceof
hazardoussubstances.Forpropercollectionandtreatment,goto:
http://www.lenovo.com/lenovo/environment

AppendixC.WEEEandrecyclinginformation51

52LenovoM5800UserGuide

AppendixD.RestrictionofHazardousSubstancesDirective (RoHS)

EuropeanUnionRoHS

LenovoproductssoldintheEuropeanUnion,onorafter3January2013meettherequirementsofDirective
2011/65/EUontherestrictionoftheuseofcertainhazardoussubstancesinelectricalandelectronic
equipment(“RoHSrecast”or“RoHS2”).

FormoreinformationaboutLenovoprogressonRoHS,goto:
http://www.lenovo.com/social_responsibility/us/en/RoHS_Communication.pdf

ChinaRoHS

TurkishRoHS

TheLenovoproductmeetstherequirementsoftheRepublicofTurkeyDirectiveontheRestrictionoftheUse
ofCertainHazardousSubstancesinElectricalandElectronicEquipment(EEE).

©CopyrightLenovo2013

53

UkraineRoHS

IndiaRoHS

RoHScompliantasperE-Waste(Management&Handling)Rules,2011.

54LenovoM5800UserGuide

AppendixE.ChinaEnergyLabel

©CopyrightLenovo2013

55

56LenovoM5800UserGuide

AppendixF .ENERGYSTARmodelinformation

ENERGYSTAR

®

isajointprogramoftheU.S.EnvironmentalProtectionAgencyandtheU.S.Department
ofEnergyaimedatsavingmoneyandprotectingtheenvironmentthroughenergyefcientproductsand
practices.

LenovoisproudtoofferourcustomersproductswithanENERGYSTARcompliantdesignation.Some
modelsofthefollowingmachinetypeshavebeendesignedandtestedtoconformtotheENERGYSTAR
programrequirementforcomputersatthetimeofmanufacture:90AHand10155.Formoreinformation
aboutENERGYSTARratingsforLenovocomputers,gotohttp://www.lenovo.com.

ByusingENERGYST ARcompliantproductsandtakingadvantageofthepower-managementfeaturesof
yourcomputer,youreducetheconsumptionofelectricity.Reducedelectricalconsumptioncontributesto
potentialnancialsavings,acleanerenvironment,andthereductionofgreenhousegasemissions.

FormoreinformationaboutENERGYSTAR,goto:
http://www.energystar.gov

Lenovoencouragesyoutomakeefcientuseofenergyanintegralpartofyourday-to-dayoperations.To
helpinthisendeavor,setthefollowingpower-managementfeaturestotakeeffectwhenyourcomputerhas
beeninactiveforaspeciedduration:

Table1.ENERGYST ARpower-managementfeatures

Windows7orWindows8operatingsystem

Powerplan:LenovoDefault

•Turnoffthedisplay:After10minutes

•Putthecomputertosleep:After25minutes

•Advancedpowersettings:

–Turnoffharddiskdrives:After20minutes
–Hibernate:Never

ToawakenyourcomputerfromaSleeporStandbymode,pressanykeyonyourkeyboard.Formore
informationaboutthesesettings,refertoyourWindowsHelpandSupportinformationsystem.

©CopyrightLenovo2013

57

58LenovoM5800UserGuide