Datasheet RTL8822BE Datasheet (Realtek Semiconductor)

Yoga370UserGuide

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthefollowing:

•Safety,Warranty,andSetupGuide

•“Importantsafetyinformation”onpagev

ThelatestSafety,Warranty,andSetupGuideandtheRegulatoryNoticeareavailableontheLenovoSupport
Websiteat:

http://www.lenovo.com/support

FirstEdition(February2017)

©CopyrightLenovo2017.

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

Contents

Importantsafetyinformation......v

Readthisfirst................v

Importantinformationaboutusingyourcomputer..v

Conditionsthatrequireimmediateaction....vii

Serviceandupgrades............vii

Powercordsandpoweradapters.......viii

Extensioncordsandrelateddevices.......ix

Plugsandoutlets...............ix

Powersupplystatement............ix

Externaldevices...............x

Generalbatterynotice.............x

Noticeforbuilt-inrechargeablebattery......xi

Noticefornon-rechargeablecoin-cellbattery...xi

Heatandproductventilation..........xi

Electricalcurrentsafetyinformation......xii

Liquidcrystaldisplay(LCD)notice.......xiii

Usingheadphonesorearphones.......xiii

Plasticbagnotice.............xiv

Glasspartsnotice.............xiv

Chokinghazardnotice...........xiv

Chapter1.Productoverview......1

Computercontrols,connectors,andindicators...1

Frontviewandsideviews.........1

Bottomviewandrearview.........5

Statusindicators.............6

Importantproductinformationlabels.......8

Machinetypeandmodellabel........8

FCCIDandICCertificationnumber.....8

LabelsfortheWindowsoperatingsystems..10

Computerfeatures.............10

Computerspecifications...........12

Operatingenvironment...........12

Lenovoprograms.............12

AccessingLenovoprograms.......13

AnintroductiontoLenovoprograms....13

Chapter2.Usingyourcomputer...15

Registeringyourcomputer..........15

Frequentlyaskedquestions.........15

ThinkPadPenPro.............16

Operatingmodes..............18

Usingthemulti-touchscreen.........19

Usingthespecialkeys...........21

UsingtheThinkPadpointingdevice......23

ThinkPadpointingdeviceoverview.....23

UsingtheT rackPointpointingdevice....23

Usingthetrackpad...........24

Usingthetrackpadtouchgestures.....25

CustomizingtheThinkPadpointingdevice..26
Replacingthecaponthepointingstick...26

Powermanagement............27

Usingtheacpoweradapter........27

Usingthebattery............27

Managingthebatterypower.......28

Power-savingmodes..........29

CabledEthernetconnections.........29

Wirelessconnections............30

Usingthewireless-LANconnection.....30

Usingthewireless-WANconnection....31

UsingtheBluetoothconnection......31

UsingtheNFCdevices.........32

UsingtheAirplanemode.........33

Usingthecamera.............33

Usinganexternaldisplay..........34

Usingasmartcard.............35

Travelingwithyourcomputer.........36

Chapter3.Enhancingyour

computer...............39

FindingThinkPadoptions..........39

ThinkPadWiGigDock............39

ThinkPadWiGigDockoverview......39

SettinguptheThinkPadWiGigDock....41

UsingtheThinkPadWiGigDock......42

Chapter4.Accessibility,ergonomic,

andmaintenanceinformation....45

Accessibilityinformation...........45

Ergonomicinformation...........47

Cleaningandmaintenance..........48

Chapter5.Security..........51

Usingpasswords..............51

Passwordsintroduction.........51

Setting,changing,orremovingapassword.52

M.2solid-statedrivesecurity.........52

Settingthesecuritychip...........53

Usingthefingerprintreader..........54

Deletingdatafromyourstoragedrive......56

Usingfirewalls...............56

Protectingdataagainstviruses........57

©CopyrightLenovo2017

i

Chapter6.Advancedconfiguration..59

InstallingtheWindows10operatingsystem...59

Installingdevicedrivers...........59

UsingtheThinkPadSetupprogram......60

ConfiguringThinkPadSetup.......60

Changingthestartupsequence......61

UpdatingtheUEFIBIOS.........61

BIOSmenu..............62

Usingsystemmanagement..........72

Chapter7.Troubleshootingcomputer

problems...............75

Generaltipsforpreventingproblems......75

DiagnosingproblemswithLenovoCompanion..75

Troubleshooting..............76

Computerstopsresponding.......76

Spillsonthekeyboard..........76

Errormessages............77

Beeperrors..............78

Memorymoduleproblems........79

Ethernetproblems...........79

Wireless-LANproblem..........80

Awireless-WANproblem.........81

Bluetoothproblem...........81

ThinkPadpointingdeviceproblems.....81

Keyboardproblems...........81

Computerscreenproblems........82

Externalmonitorproblems........84

Audioproblems............85

Fingerprintreaderproblems........86

Batteryproblems............86

acpoweradapterproblem........86

Powerproblems............87

Powerbuttonproblem..........87

Bootproblem.............87

Sleepandhibernationproblems......88

ThinkPadPenProproblem........88

Softwareproblem............89

USBproblem.............89

Chapter8.Recoveryinformation...91

Resettingyourcomputer...........91

Usingadvancedstartupoptions........91

RecoveringyouroperatingsystemifWindows10

failstostart................91

CreatingandusingarecoveryUSBdrive....91

Chapter9.Replacingdevices.....93

Staticelectricityprevention..........93

Disablingthebuilt-inbattery.........93

ReplacingthemicroSIMcard.........94

Replacingthebasecoverassembly......94

Replacingthewireless-WANcard.......96

ReplacingtheM.2solid-statedrive......97

Replacingamemorymodule.........99

Replacingthecoin-cellbattery........101

Chapter10.Gettingsupport....103

BeforeyoucontactLenovo..........103

Gettinghelpandservice...........103

Usingdiagnosticprograms........104

LenovoSupportWebsite.........104

CallingLenovo.............104

Purchasingadditionalservices........105

AppendixA.Supplemental
informationabouttheUbuntu

operatingsystem..........107

AppendixB.Regulatory

information.............109

Certification-relatedinformation........109

Wireless-relatedinformation.........109

Wirelessinteroperability.........109

Usageenvironmentandyourhealth....109

LocatingtheUltraConnectwireless

antennas...............110

Wireless-radiocomplianceinformation...111

Locatingwirelessregulatorynotices....111

Exportclassificationnotice..........111

Electronicemissionnotices..........111

FederalCommunicationsCommission

DeclarationofConformity........111

IndustryCanadaClassBemissioncompliance

statement...............112

EuropeanUnion-Compliancetothe

ElectromagneticCompatibility(EMC)Directive

orRadioEquipmentDirective.......112

GermanClassBcompliancestatement...112

KoreaClassBcompliancestatement....113

JapanVCCIClassBcompliancestatement..113

Japancompliancestatementforproducts

whichconnecttothepowermainswith

ratedcurrentlessthanorequalto20Aper

phase................113

Japannoticeforacpowercord......113

Lenovoproductserviceinformationfor

Taiwan................114

Eurasiancompliancemark..........114

Brazilaudionotice.............114

AppendixC.WEEEandrecycling

statements.............115

Generalrecyclinginformation.........115

iiYoga370UserGuide

ImportantWEEEinformation.........115

Japanrecyclingstatements.........116

RecyclinginformationforBrazil........116

BatteryrecyclinginformationfortheEuropean

Union..................117

BatteryrecyclinginformationforTaiwan.....118

BatteryrecyclinginformationfortheUnitedStates

andCanada................118

RecyclinginformationforChina........118

AppendixD.RestrictionofHazardous

Substances(RoHS)Directive....119

AppendixE.ENERGYST ARmodel

information.............123

AppendixF.Notices.........125

AppendixG.Trademarks......127

©CopyrightLenovo2017

iii

ivYoga370UserGuide

Importantsafetyinformation

Note:Readtheimportantsafetyinformationfirst.

Readthisfirst

Thisinformationcanhelpyousafelyuseyournotebookcomputer.Followandretainallinformationincluded
withyourcomputer.Theinformationinthisdocumentdoesnotalterthetermsofyourpurchaseagreement
ortheLimitedWarranty.Formoreinformation,see"WarrantyInformation"intheSafety,Warranty,andSetup
Guidethatcomeswithyourcomputer.

Customersafetyisimportant.Ourproductsaredevelopedtobesafeandeffective.However,personal
computersareelectronicdevices.Powercords,poweradapters,andotherfeaturescancreatepotential
safetyrisksthatcanresultinphysicalinjuryorpropertydamage,especiallyifmisused.T oreducethese
risks,followtheinstructionsincludedwithyourproduct,observeallwarningsontheproductandinthe
operatinginstructions,andreviewtheinformationincludedinthisdocumentcarefully.Bycarefullyfollowing
theinformationcontainedinthisdocumentandprovidedwithyourproduct,youcanhelpprotectyourself
fromhazardsandcreateasafercomputerworkenvironment.

Note:Thisinformationincludesreferencestopoweradaptersandbatteries.Inadditiontonotebook
computers,someproducts(suchasspeakersandmonitors)shipwithexternalpoweradapters.Ifyouhave
suchaproduct,thisinformationappliestoyourproduct.Inaddition,computerproductscontainacoin-sized
internalbatterythatprovidespowertothesystemclockevenwhenthecomputerisunplugged,sothe
batterysafetyinformationappliestoallcomputerproducts.

Importantinformationaboutusingyourcomputer

Ensurethatyoufollowtheimportanttipsgivenheretogetthemostuseandenjoymentoutofyourcomputer.
Failuretodosomightleadtodiscomfortorinjury,orcausethecomputertofail.

Protectyourselffromtheheatthatyourcomputergenerates.

Whenyourcomputeristurnedonorthebatteryischarging,thebase,thepalm
rest,andsomeotherpartsmaybecomehot.Thetemperaturetheyreach
dependsontheamountofsystemactivityandthelevelofchargeinthebattery.

Extendedcontactwithyourbody,eventhroughclothing,couldcause
discomfortorevenaskinburn.

•Avoidkeepingyourhands,yourlap,oranyotherpartofyourbodyin
contactwithahotsectionofthecomputerforanyextendedtime.

•Periodicallytakehandsfromusingthekeyboardbyliftingyourhandsfrom
thepalmrest.

Protectyourselffromtheheatgeneratedbytheacpoweradapter.

Whentheacpoweradapterisconnectedtoanelectricaloutletandyour
computer,itgeneratesheat.

Extendedcontactwithyourbody,eventhroughclothing,maycauseaskin
burn.

•Donotplacetheacpoweradapterincontactwithanypartofyourbody
whileitisinuse.

•Neveruseittowarmyourbody.

©CopyrightLenovo2017

v

Preventyourcomputerfromgettingwet.

Toavoidspillsandthedangerofelectricalshock,keepliquidsawayfromyour
computer.

Protectthecablesfrombeingdamaged.

Applyingstrongforcetocablesmaydamageorbreakthem.

Routecommunicationlines,orthecablesofanacpoweradapter,amouse,a
keyboard,aprinter,oranyotherelectronicdevice,sothattheycannotbewalked
on,trippedover,pinchedbyyourcomputerorotherobjects,orinanyway
subjecttotreatmentthatcouldinterferewiththeoperationofyourcomputer.

Protectyourcomputeranddatawhenmovingit.

Beforemovingacomputerequippedwithaharddiskdrive,dooneofthe
following:

•Turnitoff.

•Putitinsleepmode.

•Putitinhibernationmode.

Handleyourcomputergently.

Carryyourcomputercarefully.

Thishelpstopreventdamagetothecomputer,andpossiblelossofdata.

Donotdrop,bump,scratch,twist,hit,vibrate,push,orplaceheavyobjectson
yourcomputer,display,orexternaldevices.

•Useaqualitycarryingcasethatprovidesadequatecushioningandprotection.

•Donotpackyourcomputerinatightlypackedsuitcaseorbag.

•Beforeputtingyourcomputerinacarryingcase,makesurethatitisoff,insleep
mode,orinhibernationmode.Donotputacomputerinacarryingcasewhileit
isturnedon.

viYoga370UserGuide

Conditionsthatrequireimmediateaction

Productscanbecomedamagedduetomisuseorneglect.Someproductdamageisseriousenough
thattheproductshouldnotbeusedagainuntilithasbeeninspectedand,ifnecessary,repairedby
anauthorizedservicer.

Aswithanyelectronicdevice,paycloseattentiontotheproductwhenitisturnedon.Onveryrare
occasions,youmightnoticeanodororseeapuffofsmokeorsparksventfromyourproduct.Oryou
mighthearsoundslikepopping,cracking,orhissing.Theseconditionsmightmerelymeanthatan
internalelectroniccomponenthasfailedinasafeandcontrolledmanner .Or,theymightindicate
apotentialsafetyissue.However,donottakerisksorattempttodiagnosethesituationyourself.
ContacttheCustomerSupportCenterforfurtherguidance.ForalistofServiceandSupportphone
numbers,seethefollowingWebsite:

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

Frequentlyinspectyourcomputeranditscomponentsfordamageorwearorsignsofdanger.
Ifyouhaveanyquestionabouttheconditionofacomponent,donotusetheproduct.Contact
theCustomerSupportCenterortheproductmanufacturerforinstructionsonhowtoinspectthe
productandhaveitrepaired,ifnecessary.

Intheunlikelyeventthatyounoticeanyofthefollowingconditions,orifyouhaveanysafety
concernswithyourproduct,stopusingtheproductandunplugitfromthepowersourceand
telecommunicationlinesuntilyoucanspeaktotheCustomerSupportCenterforfurtherguidance.

•Powercords,plugs,poweradapters,extensioncords,surgeprotectors,orpowersuppliesthatare
cracked,broken,ordamaged.

•Signsofoverheating,smoke,sparks,orfire.

•Damagetoabattery(suchascracks,dents,orcreases),dischargefromabattery,orabuildupofforeign
substancesonthebattery.

•Acracking,hissing,orpoppingsound,orstrongodorthatcomesfromtheproduct.

•Signsthatliquidhasbeenspilledoranobjecthasfallenontothecomputerproduct,thepowercord,or
poweradapter.

•Thecomputerproduct,powercord,orpoweradapterhasbeenexposedtowater.

•Theproducthasbeendroppedordamagedinanyway.

•Theproductdoesnotoperatenormallywhenyoufollowtheoperatinginstructions.

Note:Ifyounoticetheseconditionswithaproduct(suchasanextensioncord)thatisnotmanufactured
fororbyLenovo
instructions,oruntilyougetasuitablereplacement.

®

,stopusingthatproductuntilyoucancontacttheproductmanufacturerforfurther

Serviceandupgrades

DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.

Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare
referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer
ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor
customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor
replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea
productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysmake

©CopyrightLenovo2017

vii

surethatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Ifyouhave
anyquestionsorconcerns,contacttheCustomerSupportCenter.

Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafety.

CAUTION:
Hazardousmovingparts.Keepfingersandotherbodypartsaway.

CAUTION:

Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe
computeriscool.

Powercordsandpoweradapters

DANGER

Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.

Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH03VV-F ,3G,0.75mm
better.Forothercountries,thesuitabletypesshallbeusedaccordingly.

Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordin
waysthatcancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.

Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.

Protectpowercordsandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercord
orpoweradapternearsinks,tubs,toilets,oronfloorsthatarecleanedwithliquidcleansers.
Liquidscancauseashortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressed
bymisuse.Liquidsalsocancausegradualcorrosionofpowercordterminalsand/ortheconnector
terminalsonapoweradapter,whichcaneventuallyresultinoverheating.

Ensurethatallpowercordconnectorsaresecurelyandcompletelypluggedintoreceptacles.

Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsof
overheating(suchasdeformedplastic)attheacinputpinsoranywhereonthepoweradapter .

2

,or

Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor
overheatingorwherethepowercordappearstohavebeendamagedinanyway.

viiiYoga370UserGuide

Topreventpossibleoverheating,donotcoverthepoweradapterwithclothingorotherobjects
whenthepoweradapterispluggedintoanelectricaloutlet.

Extensioncordsandrelateddevices

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

Plugsandoutlets

DANGER

Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobe
damagedorcorroded,donotusetheoutletuntilitisreplacedbyaqualifiedelectrician.

Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtain
areplacement.

Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamounts
ofelectricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.

Someproductsareequippedwithathree-prongedplug.Thisplugfitsonlyintoagrounded
electricaloutlet.Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitinto
anon-groundedoutlet.Ifyoucannotinserttheplugintotheoutlet,contactanelectricianforan
approvedoutletadapterortoreplacetheoutletwithonethatenablesthissafetyfeature.Never
overloadanelectricaloutlet.Theoverallsystemloadshouldnotexceed80percentofthebranch
circuitrating.Consultanelectricianformoreinformationifyouhavequestionsaboutpowerloads
andbranchcircuitratings.

Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,andlocatedclose
totheequipment.Donotfullyextendpowercordsinawaythatwillstressthecords.

Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentfortheproductyouare
installing.

Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.

Powersupplystatement

DANGER

Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.

©CopyrightLenovo2017

ix

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

Externaldevices

CAUTION:
DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and
1394cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoid
possibledamagetoattacheddevices,waitatleastfivesecondsafterthecomputerisshutdownto
disconnectexternaldevices.

Generalbatterynotice

DANGER

BatteriessuppliedbyLenovoforusewithyourproducthavebeentestedforcompatibilityand
shouldonlybereplacedwithapprovedparts.AbatteryotherthantheonespecifiedbyLenovo,ora
disassembledormodifiedbatteryisnotcoveredbythewarranty.

Batteryabuseormishandlingcancauseoverheat,liquidleakage,oranexplosion.T oavoidpossible
injury,dothefollowing:

•Donotopen,dissemble,orserviceanybattery.

•Donotcrushorpuncturethebattery.

•Donotshort-circuitthebattery,orexposeittowaterorotherliquids.

•Keepthebatteryawayfromchildren.

•Keepthebatteryawayfromfire.

Stopusingthebatteryifitisdamaged,orifyounoticeanydischargeorthebuildupofforeign
materialsonthebatteryleads.

Storetherechargeablebatteriesorproductscontainingtherechargeablebatteriesatroom
temperature,chargedtoapproximately30to50%ofcapacity.Werecommendthatthebatteriesbe
chargedaboutonceperyeartopreventoverdischarge.

Donotputthebatteryintrashthatisdisposedofinlandfills.Whendisposingofthebattery,comply
withlocalordinancesorregulations.

xYoga370UserGuide

Noticeforbuilt-inrechargeablebattery

DANGER

Donotattempttoreplacethebuilt-inrechargeablebattery.Replacementofthebatterymustbe
donebyaLenovo-authorizedrepairfacilityortechnician.

Onlyrechargethebatterystrictlyaccordingtoinstructionsincludedintheproductdocumentation.

TheLenovo-authorizedrepairfacilitiesortechniciansrecycleLenovobatteriesaccordingtolocal
lawsandregulations.

Noticefornon-rechargeablecoin-cellbattery

DANGER

Ifthecoin-cellbatteryisincorrectlyreplaced,thereisdangerofanexplosion.Thebatterycontains
asmallamountofharmfulsubstance.

Donotheattomorethan100°C(212°F).

ThefollowingstatementappliestousersinthestateofCalifornia,U.S.A.

CaliforniaPerchlorateInformation:

Productscontainingmanganesedioxidelithiumcoin-cellbatteriesmaycontainperchlorate.

PerchlorateMaterial-specialhandlingmayapply,See
www.dtsc.ca.gov/hazardouswaste/perchlorate

Heatandproductventilation

DANGER

Computers,acpoweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhen
batteriesarecharging.Notebookcomputerscangenerateasignificantamountofheatduetotheir
compactsize.Alwaysfollowthesebasicprecautions:

•Whenyourcomputeristurnedonorthebatteryischarging,thebase,thepalmrest,andsome
otherpartsmaybecomehot.Avoidkeepingyourhands,yourlap,oranyotherpartofyour
bodyincontactwithahotsectionofthecomputerforanyextendedlengthoftime.Whenyou
usethekeyboard,avoidkeepingyourpalmsonthepalmrestforaprolongedperiodoftime.
Yourcomputergeneratessomeheatduringnormaloperation.Theamountofheatdependson
theamountofsystemactivityandthebatterychargelevel.Extendedcontactwithyourbody,
eventhroughclothing,couldcausediscomfortorevenaskinburn.Periodicallytakebreaks
fromusingthekeyboardbyliftingyourhandsfromthepalmrest;andbecarefulnottouse
thekeyboardforanyextendedlengthoftime.

•Donotoperateyourcomputerorchargethebatterynearflammablematerialsorinexplosive
environments.

©CopyrightLenovo2017

xi

•Ventilationslots,fansand/orheatsinksareprovidedwiththeproductforsafety,comfort,and
reliableoperation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproducton
abed,sofa,carpet,orotherflexiblesurface.Neverblock,cover,ordisablethesefeatures.

•Whentheacpoweradapterisconnectedtoanelectricaloutletandyourcomputer,itgenerates
heat.Donotplacetheadapterincontactwithanypartofyourbodywhileusingit.Neverusethe
acpoweradaptertowarmyourbody.Extendedcontactwithyourbody,eventhroughclothing,
maycauseaskinburn.

Foryoursafety,alwaysfollowthesebasicprecautionswithyourcomputer:

•Keepthecoverclosedwheneverthecomputerispluggedin.

•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.

•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightbe
requiredforcomputersindustyorhigh-trafficareas.

•Donotrestrictorblockanyventilationopenings.

•Donotoperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.

•Airflowtemperaturesintothecomputershouldnotexceed35°C(95°F).

Electricalcurrentsafetyinformation

DANGER

Electriccurrentfrompower,telephone,andcommunicationcablesishazardous.

Toavoidashockhazard:

•Donotuseyourcomputerduringalightningstorm.

•Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconfiguration
ofthisproductduringanelectricalstorm.

•Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.

•Connecttoproperlywiredoutletsanyequipmentthatwillbeattachedtothisproduct.

•Wheneverpossible,useonehandonlytoconnectordisconnectsignalcables.

•Neverturnonanyequipmentwhenthereisevidenceoffire,water,orstructuraldamage.

•Disconnecttheattachedpowercords,battery,andallthecablesbeforeyouopenthedevice
covers,unlessinstructedotherwiseintheinstallationandconfigurationprocedures.

•Donotuseyourcomputeruntilallinternalpartsenclosuresarefastenedintoplace.Neveruse
thecomputerwheninternalpartsandcircuitsareexposed.

DANGER

Connectanddisconnectcablesasdescribedinthefollowingprocedureswheninstalling,moving,
oropeningcoversonthisproductorattacheddevices.

Toconnect:

1.T urneverythingOFF .

2.First,attachallcablestodevices.

3.Attachsignalcablestoconnectors.

Todisconnect:

1.T urneverythingOFF .

2.First,removepowercordsfromoutlets.

3.Removesignalcablesfromconnectors.

xiiYoga370UserGuide

4.Attachpowercordstooutlets.

5.T urndevicesON.

Thepowercordmustbedisconnectedfromthewalloutletorreceptaclebeforeinstallingallother
electricalcablesconnectedtothecomputer.

Thepowercordmaybereconnectedtothewalloutletorreceptacleonlyafterallotherelectrical
cableshavebeenconnectedtothecomputer.

DANGER

Duringelectricalstorms,donotperformanyreplacementanddonotconnectthetelephonecable
toordisconnectitfromthetelephoneoutletonthewall.

4.Removeallcablesfromdevices.

Liquidcrystaldisplay(LCD)notice

CAUTION:
Theliquidcrystaldisplay(LCD)ismadeofglass,androughhandlingordroppingthecomputercan
causetheLCDtobreak.IftheLCDbreaksandtheinternalfluidgetsintoyoureyesoronyour
hands,immediatelywashtheaffectedareaswithwaterforatleast15minutes;ifanysymptomsare
presentafterwashing,getmedicalcare.

Note:Forproductswithmercury-containingfluorescentlamps(forexample,non-LED),thefluorescentlamp

intheliquidcrystaldisplay(LCD)containsmercury;disposeofaccordingtolocal,state,orfederallaws.

Usingheadphonesorearphones

CAUTION:
Excessivesoundpressurefromearphonesandheadphonescancausehearingloss.Adjustmentof
theequalizertomaximumincreasestheearphoneandheadphoneoutputvoltageandthesound
pressurelevel.Therefore,toprotectyourhearing,adjusttheequalizertoanappropriatelevel.

Excessiveuseofheadphonesorearphonesforalongperiodoftimeathighvolumecanbedangerousifthe
outputoftheheadphoneorearphoneconnectorsdonotcomplywithspecificationsofEN50332-2.The
headphoneoutputconnectorofyourcomputercomplieswithEN50332-2Subclause7.Thisspecification
limitsthecomputer’smaximumwidebandtrueRMSoutputvoltageto150mV.Tohelpprotectagainst
hearingloss,ensurethattheheadphonesorearphonesyouusealsocomplywithEN50332-2(Clause7
limits)forawidebandcharacteristicvoltageof75mV.UsingheadphonesthatdonotcomplywithEN
50332-2canbedangerousduetoexcessivesoundpressurelevels.

IfyourLenovocomputercamewithheadphonesorearphonesinthepackage,asaset,thecombinationof
theheadphonesorearphonesandthecomputeralreadycomplieswiththespecificationsofEN50332-1.
Ifdifferentheadphonesorearphonesareused,ensurethattheycomplywithEN50332-1(Clause6.5
LimitationValues).UsingheadphonesthatdonotcomplywithEN50332-1canbedangerousdueto
excessivesoundpressurelevels.

©CopyrightLenovo2017

xiii

Plasticbagnotice

DANGER

Plasticbagscanbedangerous.Keepplasticbagsawayfrombabiesandchildrentoavoiddanger
ofsuffocation.

Glasspartsnotice

CAUTION:
Somepartsofyourproductmaybemadeofglass.Thisglasscouldbreakiftheproductisdropped
onahardsurfaceorreceivesasubstantialimpact.Ifglassbreaks,donottouchorattempttoremove
it.Stopusingyourproductuntiltheglassisreplacedbytrainedservicepersonnel.

Chokinghazardnotice

CHOKINGHAZARD–Productcontainssmallparts.

Keepawayfromchildrenunderthreeyears.

xivYoga370UserGuide

Chapter1.Productoverview

Thischapterprovidesbasicinformationtohelpyougetfamiliarwithyourcomputer.

Computercontrols,connectors,andindicators

Thissectionintroduceshardwarefeaturesofthecomputer.

Frontviewandsideviews

1Microphones(availableonsomemodels)2Camera(availableonsomemodels)

3Ambientlightsensor

5Fingerprintreader(availableonsomemodels)6Security-lockslot

7HDMI™connector

9Micro-SIM-cardtray10MicroSDcardslot

©CopyrightLenovo2017

4Speakers

8USB3.0connector

1

11Audioconnector12ThinkPadPenPro

13Powerbutton14TrackPoint

15Trackpad

17TrackPointpointingstick

19AlwaysOnUSBconnector

21USB-Cconnector(Thunderbolt™3compatible)

23Multi-touchscreen

1Microphones(availableonsomemodels)

16NFClabel

18Smart-cardslot(availableonsomemodels)

20MiniEthernetconnector

22Powerconnector

®

buttons

Themicrophonescapturesoundandvoicewhenusedwithaprogramcapableofhandlingaudio.

2Camera(availableonsomemodels)

Usetheconventionalcameratotakepicturesorholdavideoconference.

3Ambientlightsensor

Theambientlightsensordetectsthesurroundinglightconditions.Thenthecomputeradjuststhescreen
brightnessandthekeyboardbacklightmodeaccordingly.

4Speakers

Yourcomputerisequippedwithapairofstereospeakers.

5Fingerprintreader(availableonsomemodels)

Fingerprintauthenticationprovidessimpleandsecureuseraccessbyassociatingyourfingerprintwitha
password.Formoreinformation,see“Usingthefingerprintreader”onpage54.

6Security-lockslot

Toprotectyourcomputerfromtheft,lockyourcomputertoadesk,table,orotherfixturethroughasecurity
cablelockthatfitsthissecurity-lockslot.

Note:Y ouareresponsibleforevaluating,selecting,andimplementingthelockingdeviceandsecurity
feature.Lenovomakesnocomments,judgments,orwarrantiesaboutthefunction,quality,orperformance
ofthelockingdeviceandsecurityfeature.

7HDMI™connector

TheHDMIconnectorisadigitalaudioandvideointerface.Itenablesyoutoconnectyourcomputertoa
compatibledigitalaudiodeviceorvideomonitor,suchasaDVDplayeroranHDTV.

8USB3.0connector

ConnectUSB-compatibledevices,suchasaUSBkeyboard,USBmouse,USBstoragedevice,orUSB
printer.

Attention:WhenyouattachaUSBcabletothisconnector,ensurethattheUSBmarkisfacingupward.
Otherwisetheconnectormightgetdamaged.

9Micro-SIM-cardtray

Ifyourcomputersupportsthewirelesswideareanetwork(WAN)feature,amicroSubscriberIdentification
Module(SIM)cardmightberequiredtoestablishwireless-WANconnections.Dependingonthecountryor
regionofdelivery,amicroSIMcardmightbeshippedwiththecomputer.

ToinstallorreplacethemicroSIMcard,see“ReplacingthemicroSIMcard”onpage94.

2Yoga370UserGuide

10MicroSDcardslot

YoucaninsertamicroSDcardintothemicroSDcardslotfordataaccessorstorage.

Attention:WhiletransferringdatatoorfromamicroSDcard,donotputyourcomputerintosleepor
hibernationmodebeforethedatatransferiscompleted.Otherwise,yourdatacouldgetdamaged.

ToremoveamicroSDcard,dothefollowing:

1.ClickthetriangulariconintheWindowsnotificationareatoshowhiddenicons.

2.Right-clicktheSafelyRemoveHardwareandEjectMediaicon.

3.SelectthecorrespondingitemtoejectthecardfromtheWindowsoperatingsystem.

4.Pressthecardtoejectitfromyourcomputer.

5.Removethecardandstoreitsafelyforfutureuse.

Note:IfyoudonotremovethecardfromyourcomputerafteryouejectthecardfromtheWindows
operatingsystem,thecardcannolongerbeaccessed.T oaccessthecard,youmustremoveitfirst,
andtheninsertitagain.

11Audioconnector

Youcanconnectheadphonesoraheadsetwitha3.5-mm(0.14-inch),4-poleplugtotheaudioconnectorto
listentothesoundfromthecomputer.

Ifyouareusingaheadsetwithafunctionswitch,donotpressthisswitchwhileusingtheheadset.Ifyou
presstheswitch,theheadsetmicrophoneisdisabled,andtheintegratedmicrophonesonthecomputeris
enabledinstead.

Note:Theaudioconnectordoesnotsupportaconventionalmicrophone.

12ThinkPadPenPro

TheThinkPadPenProissimilarinsizeandshapetoanactualinkpen,sotouchactionsandon-screen
writingfeelcomfortable.Itshigh-levelpressuresensitivityprovidesprecisecontentcreation.Clickand
eraserbuttonsarebuiltintothepenandprovideadditionalfunctionalitytointeractwithdata.

Additionally,whenusedwithLenovo’sfreeappWRITEit,youcanwritedirectlyintoanyapplication.To
downloadWRITEit,gotohttp://www.lenovo.com/writeit.

Formoreinformation,see“ThinkPadPenPro”onpage16.

13Powerbutton

Pressthepowerbuttontoturnonthecomputerorputthecomputerintosleepmode.

Toturnoffthecomputer,opentheStartmenu,click

Power,andthenclickShutdown.

Ifyourcomputerisunresponsive,youcanturnoffthecomputerbypressingandholdingthepowerbuttonfor
fourormoreseconds.Ifthecomputercannotbeturnedoff,see“Computerstopsresponding”onpage76.

Chapter1.Productoverview3

Youalsocandefinewhatthepowerbuttondoes.Forexample,bypressingthepowerbutton,youcanturn
offthecomputerorputthecomputerintosleeporhibernationmode.Tochangewhatthepowerbutton
does,dothefollowing:

1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmall
icons.

2.ClickPowerOptions➙Choosewhatthepowerbuttonsdo.

3.Followtheinstructionsonthescreen.

ThinkPad

®

pointingdevice

17TrackPointpointingstick

14TrackPointbuttons

15T rackpad

YourcomputerisequippedwiththeLenovo-uniqueThinkPadpointingdevice.Formoreinformation,see
“UsingtheThinkPadpointingdevice”onpage23.

16NFClabel(availableonsomemodels)

Ifyoufindanearfieldcommunication(NFC)labelnearthetrackpad,itindicatesthatyourcomputercomes
withanNFCcard.NFCisahigh-frequencyandshort-rangewirelesscommunicationtechnology.Youcan
useNFCtechnologytotransferdatafromonedevicetoanotherbytouchingthemorputtingthemclose
together.FormoreinformationabouttheNFCfeature,see“UsingtheNFCdevices”onpage32.

18Smart-cardslot(availableonsomemodels)

Youcanusesmartcardsforauthentication,datastorage,andapplicationprocessing.Withinlarge
organizations,youmightalsousesmartcardsforstrongsecurityauthenticationofsinglesign-on(SSO).For
moreinformation,see“Usingasmartcard”onpage35.

19AlwaysOnUSBconnector

Bydefault,theAlwaysOnUSBconnectorenablesyoutochargetheUSB-compatibledevicesinthe
followingsituations:

•Whenyourcomputerisonorinsleepmode

•Whenyourcomputerisofforinhibernationmode,butconnectedtoacpower

Attention:WhenyouattachaUSBcabletothisconnector,ensurethattheUSBmarkisfacingupward.
Otherwisetheconnectormightgetdamaged.

Tochargethesedeviceswhenthecomputerisofforinhibernationmode,andthecomputerisnotconnected
toacpower,dothefollowing:

1.StarttheLenovoSettingsprogram.See“AccessingLenovoprograms”onpage13.

2.ClickPOWER.

3.Followtheinstructionsonthescreentomakeyourpreferredsetting.

20MiniEthernetconnector

TheminiEthernetconnectormakesyourcomputerthinnerthantheoneswithastandardEthernetconnector.
Toconnectyourcomputertoalocalareanetwork(LAN)throughtheminiEthernetconnector,youneedan
Ethernetextensionadapter.TheEthernetextensionadapterisavailableasanoptionandshippedwith
somecomputermodels.ForinformationaboutusingandpurchasingtheEthernetextensionadapter,
see“CabledEthernetconnections”onpage29.

4Yoga370UserGuide

DANGER

Toavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetextension
adapter.

21USB-Cconnector(Thunderbolt™3compatible)

TheUSB-CconnectorsonyourcomputersupportthelatestUSB3.1standardandarefullycompatiblewith
Thunderbolt3technology.WithaproperUSB-Ccableconnected,youcan:

•T ransferdatabetweenyourcomputerandperipheraldevices.

•Chargeyourcomputer.

•Chargeyourperipheraldevices.

•Connectyourcomputertoexternaldisplaysforvideooutput.

LenovoprovidesvariousUSB-Caccessoriestohelpyouexpandyourcomputerfunctionality.Formore
information,gotohttp://www.lenovo.com/essentials.

22Powerconnector

Thepowerconnectorenablesyoutoconnectthecomputertoacpower.

23Multi-touchscreen

Themulti-touchscreenenablesyoutouseyourcomputerwithsimpletouchgestures.Formoreinformation,
see“Usingthemulti-touchscreen”onpage19.

Bottomviewandrearview

1Fanlouvers2Keyboarddrainageholes

3Emergency-resethole

Chapter1.Productoverview5

1Fanlouvers

Thefanlouversandinternalfanenableairtocirculateinthecomputertoensurepropercooling,especially
thecoolingofthemicroprocessor.

Note:Toensureproperairflow,donotplaceanyobstaclesinfrontofthefanlouvers.

2Keyboarddrainageholes

Ifyouaccidentallyspillwaterordrinkoverthekeyboard,thekeyboarddrainageholescanhelpdrainout
liquidfromyourcomputer.

3Emergency-resethole

Ifthecomputerstopsrespondingandyoucannotturnitoffbypressingthepowerbutton,removetheac
poweradapterandinsertastraightenedpaperclipintotheemergency-resetholetoresetthecomputer.

Statusindicators

Thistopicprovidesinformationaboutlocatingandidentifyingthevariousstatusindicatorsonyourcomputer.

Note:Dependingonthemodel,yourcomputermightlookdifferentfromthefollowingillustrations.

6Yoga370UserGuide

1CapsLockindicator

Whenthisindicatorison,youcantypeuppercaselettersbydirectlypressingtheletterkeys.

2FnLockindicator

ThisindicatorshowsthestatusofFnLockfunction.Formoreinformation,see“Usingthespecialkeys”
onpage21.

3Speaker-muteindicator

Whenthisindicatorison,thespeakersaremuted.

4Microphone-muteindicator

Whenthisindicatorison,themicrophonesaremuted.

5Camerastatusindicator

Whenthisindicatorison,thecameraisinuse.

67Systemstatusindicators

TheindicatorintheThinkPadlogoonthecomputerlidandtheindicatorinthepowerbuttonshowthe
systemstatusofyourcomputer.

•Blinksforthreetimes:Thecomputerisinitiallyconnectedtopower.

•On:Thecomputerison(innormalmode).

•Off:Thecomputerisofforinhibernationmode.

•Blinksfast:Thecomputerisenteringsleeporhibernationmode.

•Blinksslowly:Thecomputerisinsleepmode.

8acpowerstatusindicator

Thisindicatorshowstheacpowerandchargingstatusofthecomputer.

•Green:connectedtoacpower(charging90%–100%)

Chapter1.Productoverview7

•Amber:connectedtoacpower(charging1%–90%)

•Off:notconnectedtoacpower(nocharging)

Importantproductinformationlabels

Thissectionprovidesinformationtohelpyoulocatethefollowinglabels:

•Machinetypeandmodellabel

•FCCIDandICCertificationlabel

•LabelsfortheWindowsoperatingsystems

Machinetypeandmodellabel

WhenyoucontactLenovoforhelp,themachinetypeandmodelinformationhelpsthetechniciansto
identifyyourcomputerandprovidefasterservice.

Thefollowingillustrationshowswheretofindthelabelthatcontainsthemachinetypeandmodelinformation
ofyourcomputer.

FCCIDandICCertificationnumber

TheFCCandICCertificationinformationisidentifiedbyalabelonthecomputerasshowninthefollowing
illustration.

Note:Dependingonthemodel,yourcomputermightlookdifferentfromthefollowingillustration.

8Yoga370UserGuide

Thecontentofthislabeldiffersdependingonthewirelessmodulesthatcomewithyourcomputer:

•Forapreinstalledwirelessmodule,thislabelidentifiestheactualFCCIDandICcertificationnumberfor
thewirelessmoduleinstalledbyLenovo.

Note:Donotremoveorreplaceapreinstalledwirelessmodulebyyourself.Forreplacement,you
mustcontactLenovoservicefirst.Lenovoisnotresponsibleforanydamagecausedbyunauthorized
replacement.

•Forauser-installablewireless-WANmodule,thislabeldirectsyoutoconsultthisuserguidefortheactual
FCCIDandICcertificationnumber.

TheFCCIDandICCertificationnumberlabelisaffixedtothewireless-WANmodule

1(availableon

somemodels)installedinthecomputer.

Note:Fortheuser-installablewirelessmodule,ensurethatyouuseonlyLenovo-authorizedwireless
moduleforthecomputer.Otherwise,anerrormessagewillbedisplayedandthecomputerwillbeep
whenyouturnonthecomputer.

Chapter1.Productoverview9

LabelsfortheWindowsoperatingsystems

Windows

coverdependingonthefollowingfactors:

•Y ourgeographiclocation

•Datewhenyourcomputerwasmanufactured

•VersionofWindows10thatispreinstalled

Seehttps://www.microsoft.com/en-us/howtotell/Hardware.aspxforillustrationsofthevarioustypesof
GenuineMicrosoftlabels.

•InthePeople’sRepublicofChina,theGenuineMicrosoftlabelisrequiredonallcomputermodels
preinstalledwithanyversionofWindows10.

•Inothercountriesandregions,theGenuineMicrosoftlabelisrequiredonlyoncomputermodelslicensed
forWindows10Pro.

TheabsenceofaGenuineMicrosoftlabeldoesnotindicatethatthepreinstalledWindowsversionisnot
genuine.FordetailsonhowtotellwhetheryourpreinstalledWindowsproductisgenuine,refertothe
informationprovidedbyMicrosoftat:

https://www.microsoft.com/en-us/howtotell/default.aspx

Therearenoexternal,visualindicatorsoftheProductIDorWindowsversionforwhichthecomputeris
licensed.Instead,theProductIDisrecordedinthecomputerfirmware.WheneveraWindows10product
isinstalled,theinstallationprogramchecksthecomputerfirmwareforavalid,matchingProductIDto
completetheactivation.

®

10GenuineMicrosoft

®

label:Y ourcomputermighthaveaGenuineMicrosoftlabelaffixedtoits

Insomecases,anearlierWindowsversionmightbepreinstalledunderthetermsoftheWindows10Pro
licensedowngraderights.

Computerfeatures

Thecomputerfeaturesintroducedinthistopiccovervariousmodels.Somecomputerfeaturesmight
beavailableonlyonspecificmodels.

Computercolor

•Blackorsilver

Microprocessor
Toviewthemicroprocessorinformationofyourcomputer,right-clicktheStartbuttonandthenselect

System.

Memory

•T ype:Doubledatarate4(DDR4)synchronousdynamicrandomaccessmemory(SDRAM)

•Maximumsizes:16GB

•Installedinthememorymoduleslotorsolderedonthesystemboard(dependingonthemodel)

Storagedevice

•M.2solid-statedrive

Display

•Brightnesscontrol

10Yoga370UserGuide

•In-PlaneSwitching(IPS)technology

•Displaysize:337.82mm(13.3inches)

•Displayresolution:1920x1080pixelsor3200x1800pixels(dependingonthemodel)

•Multi-touchtechnology

Keyboard

•Six-rowbacklitkeyboard

•Functionkeys

•ThinkPadpointingdevice

Connectorsandslots

•Powerconnector

•Audioconnector

•MiniEthernetconnector

•HDMIconnector

•USB-Cconnector(Thunderbolt3compatible)

•USB3.0connector

•AlwaysOnUSB3.0connector

•Micro-SIM-cardslot

•MicroSDcardslot

•Smart-cardslot(availableonsomemodels)

Securityfeatures

•Fingerprintreader(availableonsomemodels)

•Security-lockslot

•T rustedPlatformModule(TPM)

Wirelessfeatures

•Bluetooth

•Miracast®technology

•NFC(availableonsomemodels)

•WirelessLAN

•WiGig(availableonsomemodels)

•WirelessWAN(availableonsomemodels)

Others

•Camera(availableonsomemodels)

•Microphones(availableonsomemodels)

•Ambientlightsensor

•ThinkPadPenPro

Chapter1.Productoverview11

Computerspecifications

Size

•Width:313.5mm(12.34inches)

•Depth:222.2mm(8.75inches)

•Thickness:18.2mm(0.7inches)

Maximumheatoutput(dependingonthemodel)

•65W(222Btu/hr)

Powersource(acpoweradapter)

•Sine-waveinputat50Hzto60Hz

•Inputratingoftheacpoweradapter:100Vto240Vac,50Hzto60Hz

Operatingenvironment

Maximumaltitude(withoutpressurization)

•3048m(10000ft)

Temperature

•Ataltitudesupto2438m(8000ft)

–Operating:5°Cto35°C(41°Fto95°F)
–Storage:5°Cto43°C(41°Fto109°F)

•Ataltitudesabove2438m(8000ft)

–Maximumtemperaturewhenoperatingundertheunpressurizedcondition:31.3°C(88°F)

Note:Whenyouchargethebattery,itstemperaturemustbeatleast10°C(50°F).

Relativehumidity

•Operating:8%to95%atwet-bulbtemperature23°C(73°F)

•Storage:5%to95%atwet-bulbtemperature27°C(81°F)

Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.

Attention:

•Keepelectricalappliancessuchaselectricfans,radio,airconditioners,andmicrowaveovensaway
fromthecomputer.Thestrongmagneticfieldsgeneratedbytheseappliancescandamagethemonitor
anddataontheinternalstoragedrive.

•Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilled
onorinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.

•Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.

Lenovoprograms

YourcomputercomeswithLenovoprogramstohelpyouworkeasilyandsecurely.

12Yoga370UserGuide

AccessingLenovoprograms

ToaccessLenovoprogramsonyourcomputer,dothefollowing:

1.OpentheStartmenuandlocateaprogrambytheprogramname.

2.Ifyoudonotfindtheprogramintheprogramlist,searchfortheprograminthesearchbox.

AnintroductiontoLenovoprograms

ThistopicprovidesabriefintroductiontoLenovoprograms.Dependingonyourcomputermodel,someof
theprogramsmightnotbeavailable.

Theavailableprogramsaresubjecttochangewithoutnotice.Tolearnmoreabouttheprogramsandother
computingsolutionsofferedbyLenovo,goto:

http://www.lenovo.com/support

LenovoCompanion

LenovoIDThisprogramenablesyoutocreateandmanageyourLenovoID.WithaLenovo

LenovoSettings

Yourcomputer’sbestfeaturesandcapabilitiesshouldbeeasytoaccessand
understand.WithLenovoCompanion,theyare.

UseLenovoCompaniontodothefollowing:

•Optimizeyourcomputerperformance,monitoryourcomputerhealth,and
manageupdates.

•Accessyouruserguide,checkwarrantystatus,andviewaccessories
customizedforyourcomputer.

•Readhow-toarticles,exploreLenovoforums,andstayup-to-dateon
technologynewswitharticlesandblogsfromtrustedsources.

TheLenovoCompanionprogramisfilledwithexclusiveLenovocontenttohelp
youlearnmoreaboutwhatyoucandowithyourLenovocomputer.

ID,youcanconnecttoeverythingLenovothroughasingleaccount.Useyour
LenovoIDforquickandsimpleauthenticationandthenenjoythevarious
servicesprovidedbyLenovo.Suchservicesincludeonlineshopping,app
download,personalizeddevicesupport,specialpromotionaloffers,Lenovo
forums,andsoon.

Thisprogramenhancesyourcomputingexperiencebyprovidingthefollowing
features:

•Turningyourcomputerintoaportablehotspot

•Configuringcameraandaudiosettings

•Optimizingyourpowersettings

•Creatingandmanagingmultiplenetworkprofiles

Chapter1.Productoverview13

14Yoga370UserGuide

Chapter2.Usingyourcomputer

Thischapterprovidesinformationtohelpyouusethevariousfeaturesprovidedbyyourcomputer.

Registeringyourcomputer

Whenyouregisteryourcomputer,informationisenteredintoadatabase,whichenablesLenovotocontact
youifthereisarecallorothersevereproblem.Inaddition,somelocationsofferextendedprivilegesand
servicestoregisteredusers.

WhenyouregisteryourcomputerwithLenovo,youalsowillreceivethefollowingbenefits:

•QuickerservicewhenyoucallLenovoforhelp

•Automaticnotificationoffreesoftwareandspecialpromotionaloffers

ToregisteryourcomputerwithLenovo,gotohttp://www.lenovo.com/registerandfollowtheinstructionson
thescreen.

Frequentlyaskedquestions

ThistopicprovidesafewtipstohelpyouoptimizetheuseofyourThinkPadnotebookcomputers.

Toensurethebestcomputerperformance,gotothefollowingWebsitetofindinformationsuchasaidsfor
troubleshootingandanswerstofrequentlyaskedquestions:

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

CanIgetmyuserguideinanotherlanguage?

Todownloadtheuserguideinanotherlanguage,gotohttp://www.lenovo.com/support.Thenfollowthe
instructionsonthescreen.

HowdoIaccessControlPanel?
Right-clicktheStartbutton,andthenclickControlPanel.

HowdoIgethelpabouttheWindowsoperatingsystem

UsetheCortana

HowdoIusebatterypowermoreeffectivelywhenIamonthego?

•T oconservepower,ortosuspendoperationwithoutexitingprogramsorsavingfiles,see“Power-saving
modes”onpage29.

•T oachievethebestbalancebetweenperformanceandpowersaving,createandapplyanappropriate
powerplan.See“Managingthebatterypower”onpage28.

•Ifyourcomputerwillbeturnedoffforanextendedperiodoftime,youcanpreventbatterypowerfrom
drainingbyremovingthebattery.

HowdoIsecurelydisposeofdatastoredontheinternalstoragedrive?

•Study“Security”onpage51tofindouthowyoucanprotectyourcomputerfromtheftandunauthorized
use.

®

personalassistanttosearchforhelp,apps,files,settings,andsoon.

©CopyrightLenovo2017

15

•Beforeyoudisposeofthedataontheinternalstoragedrive,ensurethatyouread“Deletingdatafrom
yourstoragedrive”onpage56.

HowdoIattachanexternaldisplay?

•Referto“Usinganexternaldisplay”onpage34.

•WiththeExtenddesktopfunction,youcandisplayoutputonboththecomputerdisplayandanexternal
display.

HowdoIattachorreplaceadevice?

Refertotheappropriatetopicin“Replacingdevices”onpage93.

Ihavebeenusingthecomputerforsometimealready,andisgettingslower .WhatshouldIdo?

•Followthe“Generaltipsforpreventingproblems”onpage75.

•Diagnoseproblemsyourselfbyusingthepreinstalleddiagnosticsoftware.See“Diagnosingproblems
withLenovoCompanion”onpage75.

•Checkforrecoverysolutionsin“Recoveryinformation”onpage91.

Printthefollowingtopicsandkeepthemwithyourcomputerincaseyouareunabletoaccessthis
electronicuserguidewhennecessary.

•“InstallingtheWindows10operatingsystem”onpage59

•“Computerstopsresponding”onpage76

•“Powerproblems”onpage87

ThinkPadPenPro

TheThinkPadPenProisstoredinthepenslot.T oremovethepenfromtheslot,slidethetabofthepena
littlebitout,andthencompletelypulloutthepen.

Note:TheThinkPadPenProisnotwaterproof.Takecarenottosoakitordipitinwater.

WiththeThinkPadPenPro,inputtingtextiseasierinanaturalmannerwhenyouare:

16Yoga370UserGuide

•T akingnotes

•AnnotatingPortableDocumentFormat(PDF)files

•Drawinggraphicswithapplicationscapableofeditingandsketching

WhenyoudraworwritewiththeThinkPadPenPro,keepitperpendiculartothecomputerdisplayto
achievethebestlinequality.

UsetheThinkPadPenProinsteadofyourfingerinconditionssuchasthefollowing:

•Y ouneedpreciseanddetailedinput,suchasdrawingapictureorusingthehandwritingmode.

•T oomanyelementsarecrowdedonthescreen,forexample,whenyouareplayinggames.

•Y ouwanttokeepyourscreenfreefromsmudges.

•Y ouhavelongfingernailsanditisdifficultforyoutotype.

UsingtheThinkPadPenPro

1Tip
2Eraserbutton
3Clickbutton

YoucanperformthefollowingoperationswiththeThinkPadPenPro:

•T oclickormakeaselection,tapthedisplayoncewiththepen.

•T odouble-click,taptwicewithoutpausing.

•T oright-click,tapthetip
pressandholdtheclickbutton

•T oeraseink,pressandholdtheeraserbutton

1onthedisplayandholdthepenthereforonesecond.Alternatively,youcan

3whiletappingthetip1onthedisplay.

2,tapthetip1onthedisplay,anddragthepenacross

theinkyouwanttoerase.

ChargingtheThinkPadPenPro

Tochargethepen,insertthepenintotheslotuntilitsnapsintoposition.Thepenwillbe80%chargedin
about15secondsand100%chargedinaboutfiveminutes.

Note:Ensurethatyourcomputerisonorinsleepmode.Otherwise,thepenwillnotbecharged.

TheThinkPadPenProisalsoavailableasanoptionfromLenovo.TopurchasetheThinkPadPenPro,goto:

http://www.lenovo.com/accessories

Chapter2.Usingyourcomputer17

Operatingmodes

Thecomputerdisplaycanbeopenedtoanyanglewithinarangeofupto360degreesasshownin
thefollowingillustration.

Note:Dependingonthemodel,yourcomputermightlookdifferentfromtheillustrationsinthistopic.

Attention:Donotrotatethecomputerdisplaywithtoomuchforce,otherwisethecomputerdisplay

orhingesmightgetdamaged.Donotapplytoomuchforcetotheupper-rightorupper-leftcornerof
thecomputerdisplay.

18Yoga370UserGuide

Byrotatingthedisplaytodifferentangle,yourcomputerfeaturesthefollowingfouroperatingmodes.Y ou
canswitchbetweendifferentmodesaccordingtoyourpreferenceandworkingconvenience.

Note:Thekeyboardandthepointingdevicesareautomaticallydisabledinthestandmode,tentmode,and
tabletmode.Y oucanusethetouchscreentocontrolyourcomputerinstead.

Notebookmode

TentmodeTabletmode

Standmode

Usingthemulti-touchscreen

Thistopicprovidesinstructionsonhowtousethemulti-touchscreenthatisavailableonsomemodels.

Notes:

•Y ourcomputerscreenmightlookdifferentfromthefollowingillustrations.

•Dependingontheprogramyouuse,somegesturesmightnotbeavailable.

Thefollowingtableintroducessomefrequentlyusedgestures.

Chapter2.Usingyourcomputer19

Touchgesture(touchmodels
only)

Description

Touch:Tap.

Mouseaction:Click.

Function:Openanapporperformanactiononanopenapp,suchasCopy,
Save,andDelete,dependingontheapp.

Touch:Tapandhold.

Mouseaction:Right-click.

Function:Openamenuwithmultipleoptions.

Touch:Slide.

Mouseaction:Scrollthemousewheel,movethescrollbar,orclickthescroll

arrow.

Function:Scrollthroughitems,suchaslists,pages,andphotos.

Touch:Draganitemtothelocationyouwant.

Mouseaction:Click,hold,anddraganitem.

Function:Moveanobject.

Touch:Movetwofingersclosertogether.

Mouseaction:PresstheCtrlkeywhilescrollingthemousewheelbackward.

Function:Zoomout.

Touch:Movetwofingersfartherapart.

Mouseaction:PresstheCtrlkeywhilescrollingthemousewheelforward.

Function:Zoomin.

Touch:Puttwoormorefingersonanitemandthenrotateyourfingersclockwise

orcounterclockwise.

Mouseaction:Iftheappsupportsrotation,clicktherotationicon.

Function:Rotateanitem.

Touch:Swipeinfromtherightedge.

Mouseaction:Clicktheactioncentericon

Function:Opentheactioncentertoseeyournotificationsandquickactions.

intheWindowsnotificationarea.

20Yoga370UserGuide

Touchgesture(touchmodels
only)

Description

Touch:Swipeinfromtheleftedge.

Mouseaction:Clickthetask-viewicononthetaskbar.

Function:Viewallyouropenwindowsintaskview.

•Shortswipeforfull-screenedapporwhenyourcomputerisinthetablet

mode
Touch:Swipedownwardsshortlyfromthetopedge.
Mouseaction:Moveyourpointertothetopedgeofthescreen.
Function:Showahiddentitlebar.

•Longswipewhenyourcomputerisinthetabletmode
Touch:Swipeinfromthetopedgetothebottomedge.
Mouseaction:Fromthetopedgeofthescreen,clickandhold,movethe

pointertothebottomofthescreen,andthenrelease.

Function:Closethecurrentapp.

Tipsonusingthemulti-touchscreen

•Themulti-touchscreenisaglasspanelcoveredwithaplasticfilm.Donotapplypressureorplaceany
metallicobjectonthescreen,whichmightdamagethetouchpanelorcauseittomalfunction.

•Donotusefingernails,glovedfingers,orinanimateobjectsforinputonthescreen.

•Regularlycalibratetheaccuracyofthefingerinputtoavoidadiscrepancy.

Tipsoncleaningthemulti-touchscreen

•T urnoffthecomputerbeforecleaningthemulti-touchscreen.

•Useadry,soft,andlint-freeclothorapieceofabsorbentcottontoremovefingerprintsordustfromthe
multi-touchscreen.Donotapplysolventstothecloth.

•Gentlywipethescreenusingatop-downmotion.Donotapplyanypressureonthescreen.

Usingthespecialkeys

Yourcomputerhasseveralspecialkeystohelpyouworkmoreeasilyandeffectively.

1Windowslogokey

PresstheWindowslogokeytoopentheStartmenu.ForinformationaboutusingtheWindowslogokeywith
otherkeys,seethehelpinformationsystemoftheWindowsoperatingsystem.

Chapter2.Usingyourcomputer21

2Fnkeyandfunctionkeys

YoucanconfiguretheFnkeyandfunctionkeysintheKeyboardPropertieswindowbydoingthefollowing:

1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmall
icons.

2.ClickKeyboard.IntheKeyboardPropertieswindow,clicktheFnandfunctionkeystab.

3.Selecttheoptionsofyourpreference.

•

+SwitchthekeyfunctionbetweenthestandardF1–F12functionandthespecialfunction
printedasanicononeachkey.WhentheFnLockindicatorisoff,youcanusethedefaultfunction.You
canchangethedefaultfunctionintheKeyboardPropertieswindow.

•

Muteorunmutethespeakers.
Ifyoumutethesoundandturnoffyourcomputer,thesoundwillremainmutedwhenyouturnonyour
computer.Toturnonthesound,press

•

•

•

•

•

•

•

•

•

•

Decreasethespeakervolume.

Increasethespeakervolume.

Muteorunmutethemicrophones.

Darkenthecomputerdisplay.

Brightenthecomputerdisplay.

Manageexternaldisplays.

Enableordisablethebuilt-inwirelessfeatures.

OpentheSettingswindow.

Enableordisablethebuilt-inBluetoothfeatures.

Openakeyboardsettingpage.

or.

•

Thiskeyinvokesthefunctiondefinedbyyourself.Ifnofunctionisdefined,pressthiskeytoopenthe
Cortanapersonalassistant.

TodefineorchangetheactionfortheF12key,dothefollowing:

1.OpentheLenovoSettingsprogram.

2.Clicktheinputicon

.

3.LocatetheKEYBOARD:USER-DEFINEDKEYsectionandfollowtheinstructionsonthescreento
completethesetting.

OntheInputpage,youcanalsodefinedifferentfunctionsforthekeycombinationswithF12,suchas
Shift+F12,Alt+F12,orCtrl+F12.

Hiddenkeycombinations

•Fn+B:ThiskeycombinationhasthesamefunctionastheBreakkeyonaconventionalexternalkeyboard.

•Fn+K:ThiskeycombinationhasthesamefunctionastheScrLKorScrollLockkeyonaconventional
externalkeyboard.

•Fn+P:ThiskeycombinationhasthesamefunctionasthePausekeyonaconventionalexternalkeyboard.

•Fn+S:ThiskeycombinationhasthesamefunctionastheSysRqkeyonaconventionalexternalkeyboard.

22Yoga370UserGuide

•Fn+4:PressFn+4toputthecomputerintosleepmode.T owakeupthecomputer,pressanykeyor
thepowerbutton.

•Fn+PrtSc:OpentheSnippingToolprogram.

•Fn+Spacebar:Ifyourcomputersupportskeyboardbacklight,pressFn+Spacebartoswitchbetweenthe
differentkeyboardbacklightstatus(off,low,orhigh).

UsingtheThinkPadpointingdevice

ThissectionprovidesinformationaboutusingtheThinkPadpointingdevice.

ThinkPadpointingdeviceoverview

TheThinkPadpointingdeviceenablesyoutoperformallthefunctionsofatraditionalmouse,suchas
pointing,clicking,andscrolling.WiththeThinkPadpointingdevice,youalsocanperformvarioustouch
gestures,suchasrotatingandzoominginorout.

TheThinkPadpointingdeviceconsistsofthefollowingdevices:

1TrackPointpointingdevice

2T rackpad

Note:Dependingonthemodel,yourTrackPointpointingdeviceandthetrackpadmightlookdifferent
fromtheillustrationinthistopic.

Bydefault,boththeTrackPointpointingdeviceandthetrackpadareactivewiththetouchgesturesenabled.
Tochangethesettings,see“CustomizingtheThinkPadpointingdevice”onpage26.

UsingtheTrackPointpointingdevice

TheTrackPointpointingdeviceenablesyoutoperformallthefunctionsofatraditionalmouse,suchas
pointing,clicking,andscrolling.

TheT rackPointpointingdeviceconsistsofthefollowingcomponents:

1Pointingstick

2Left-clickbutton(primary-clickbutton)

3Right-clickbutton(secondary-clickbutton)

4Scrollbar

Chapter2.Usingyourcomputer23

TousetheTrackPointpointingdevice,seethefollowinginstructions:

Note:Placeyourhandsinthetypingpositionanduseyourindexfingerormiddlefingertoapplypressureto
thepointing-sticknonslipcap.Useeitherthumbtopresstheleft-clickbuttonorright-clickbutton.

•Point
Usethepointingstick1tomovethepointeronthescreen.Tousethepointingstick,applypressureto

thepointing-sticknonslipcapinanydirectionparalleltothekeyboard.Thepointermovesaccordingly
butthepointingstickitselfdoesnotmove.Thespeedatwhichthepointermovesdependsonthe
amountofpressureyouapplytothepointingstick.

•Left-click
Presstheleft-clickbutton2toselectoropenanitem.

•Right-click
Presstheright-clickbutton

3todisplayashortcutmenu.

•Scroll
Pressandholdthedottedscrollbar

4whileapplyingpressuretothepointingstickintheverticalor

horizontaldirection.Thenyoucanscrollthroughthedocument,Website,orapps.

Usingthetrackpad

Theentiretrackpadsurfaceissensitivetofingertouchandmovement.Youcanusethetrackpadtoperform
allthepointing,clicking,andscrollingfunctionsofatraditionalmouse.

Thetrackpadcanbedividedintotwozones:

1Left-clickzone(primary-clickzone)

2Right-clickzone(secondary-clickzone)

24Yoga370UserGuide

Tousethetrackpad,seethefollowinginstructions:

•Point
Slideonefingeracrossthesurfaceofthetrackpadtomovethepointeraccordingly.

•Left-click
Presstheleft-clickzone

1toselectoropenanitem.

Youalsocantapanywhereonthesurfaceofthetrackpadwithonefingertoperformtheleft-clickaction.

•Right-click
Presstheright-clickzone

2todisplayashortcutmenu.

Youalsocantapanywhereonthesurfaceofthetrackpadwithtwofingerstoperformtheright-clickaction.

•Scroll
Puttwofingersonthetrackpadandmovethemintheverticalorhorizontaldirection.Thisactionenables

youtoscrollthroughthedocument,Website,orapps.Ensurethatyoupositionyourtwofingersslightly
apartfromeachother.

Withthetrackpad,youalsocanperformavarietyoftouchgestures.Forinformationaboutusingthetouch
gestures,see“Usingthetrackpadtouchgestures”onpage25.

Ifthetrackpadsurfaceisstainedwithoil,turnoffthecomputerfirst.Thengentlywipethetrackpadsurface
withasoftandlint-freeclothmoistenedwithlukewarmwaterorcomputercleaner.

Usingthetrackpadtouchgestures

Theentiretrackpadsurfaceissensitivetofingertouchandmovement.Youcanusethetrackpadtoperform
thesamepointandclickactionsasyouwoulduseatraditionalmouse.Y oualsocanusethetrackpadto
performvarioustouchgestures.

Thefollowingsectionintroducessomefrequentlyusedtouchgesturessuchastapping,dragging,and
scrolling.Formoregestures,seethehelpinformationsystemoftheThinkPadpointingdevice.

Notes:

•Whenusingtwoormorefingers,ensurethatyoupositionyourfingersslightlyapart.

•SomegesturesarenotavailableifthelastactionwasdonefromtheTrackPointpointingdevice.

•Somegesturesareonlyavailablewhenyouareusingcertainapps.

•Dependingonthemodel,thetrackpadonyourcomputermightlookdifferentfromtheillustrationsin
thistopic.

Chapter2.Usingyourcomputer25

Tap

Two-fingertap

Tapanywhereonthetrackpad
withonefingertoselectoropen
anitem.

Two-fingerscroll

Puttwofingersonthetrackpad
andmovethemintheverticalor
horizontaldirection.Thisaction
enablesyoutoscrollthroughthe
document,Website,orapps.

Two-fingerzoomin

Puttwofingersonthetrackpad
andmovethemfartherapartto
zoomin.

Swipethreefingersdown

Putthreefingersonthetrackpad
andmovethemdowntoshow
thedesktop.

Tapanywhereonthetrackpadwith
twofingerstodisplayashortcut
menu.

Two-fingerzoomout

Puttwofingersonthetrackpadand
movethemclosertogethertozoom
out.

Swipethreefingersup

Putthreefingersonthetrackpad
andmovethemuptoopenthetask
viewtoseeallyouropenwindows.

CustomizingtheThinkPadpointingdevice

YoucancustomizetheThinkPadpointingdevicesoyoucanuseitmorecomfortablyandefficiently.For
example,youcanchoosetoenabletheTrackPointpointingdevice,thetrackpad,orboth.Youalsocan
disableorenablethetouchgestures.

TocustomizetheThinkPadpointingdevice,dothefollowing:

1.GotoControlPanel.

2.ViewControlPanelbyLargeiconsorSmallicons.ClickMouse.TheMousePropertieswindowis
displayed.

3.IntheMousePropertieswindow,followtheinstructionsonthescreentocompletethecustomization.

Replacingthecaponthepointingstick

Thecap1ontheendofthepointingstickisremovable.Afteryouusethecapforaperiodoftime,you
mightconsiderreplacingthecapwithanewone.

Notes:

•Ensurethatyouuseacapwithgrooves

•Dependingonthemodel,yourkeyboardmightlookdifferentfromtheillustrationinthistopic.

aasshowninthefollowingillustration.

26Yoga370UserGuide

Powermanagement

Thissectionprovidesinformationabouthowtouseacpowerandbatterypowertoachievethebestbalance
betweenperformanceandpowermanagement.

Usingtheacpoweradapter

Thepowertorunyourcomputercancomeeitherfromthebatteryorfromacpower.Whileyouuseac
power,thebatterychargesautomatically.

Yourcomputercomeswithanacpoweradapterandapowercord.

•acpoweradapter:Convertsacpowerfornotebookcomputeruse.

•Powercord:Connectstheacoutletandtheacpoweradapter.

Connectingtheacpoweradapter

Toconnectthecomputertoacpower,ensurethatyoufollowthestepsinorder:

Attention:Usinganimproperpowercordmightseverelydamageyourcomputer.

1.Connectthepowercordtotheacpoweradapter.

2.Connecttheacpoweradaptertothepowerconnectorofthecomputer.

3.Connectthepowercordtoanelectricaloutlet.

Tipsonusingtheacpoweradapter

•Whentheacpoweradapterisnotinuse,disconnectitfromtheelectricaloutlet.

•Donotbindthepowercordtightlyaroundtheacpoweradaptertransformerpackwhenitisconnectedto
thetransformer.

Usingthebattery

Whenyouuseyourcomputerawayfromelectricaloutlets,youdependonbatterypowertokeepyour
computerrunning.Differentcomputercomponentsconsumepoweratdifferentrates.Themoreyouusethe
power-intensivecomponents,thefasteryouconsumebatterypower.

SpendmoretimeunpluggedwithThinkPadbatteries.Mobilityhasrevolutionizedbusinessbyenablingyou
totakeyourworkwhereveryougo.WithThinkPadbatteries,youareabletoworklongerwithoutbeingtied
toanelectricaloutlet.

Chapter2.Usingyourcomputer27

Checkingthebatterystatus

Moveyourpointertothebattery-statusiconintheWindowsnotificationareatocheckthebatterystatus.
Thebattery-statusicondisplaysthepercentageofbatterypowerremainingandhowlongyoucanuse
yourcomputerbeforeyoumustchargethebattery.

Therateatwhichyouusebatterypowerdetermineshowlongyoucanusethebatteryofyourcomputer
betweencharges.Becauseeverycomputeruserhasindividualhabitsandneeds,itisdifficulttopredicthow
longabatterychargelasts.Therearetwomainfactors:

•Howmuchenergyisstoredinthebatterywhenyoubegintowork

•Thewayyouuseyourcomputer,forexample:

–Howoftenyouaccessthestoragedrive
–Howbrightyoumakethecomputerdisplay
–Howoftenyouusethewirelessfeature

Chargingthebattery

Whenyoufindthattheremainingbatterypowerislow,chargeyourbattery.

Ifanacoutletisconvenient,connectthecomputertoacpower.Thebatteryisfullychargedinabout
threetosixhours.Theactualchargingtimedependsonthebatterysize,thephysicalenvironment,and
whetheryouareusingthecomputer.Youcancheckthebatterychargingstatusatanytimethroughthe
battery-statusiconintheWindowsnotificationarea.

Note:Tomaximizethelifeofthebattery,thecomputerdoesnotstartrechargingthebatteryiftheremaining
powerisgreaterthan95%.

Tipsonchargingthebattery

•Beforeyouchargethebattery,ensurethatthebatterytemperatureislowerthan10°C(50°F).

•Chargethebatteryinanyofthefollowingconditions:

–Thepercentageofpowerremainingislow.
–Thebatteryhasnotbeenusedforalongtime.

Maximizingthebatterylife

Tomaximizethelifeofthebattery,dothefollowing:

•Usethebatteryuntilthechargeisdepleted.

•Rechargethebatterycompletelybeforeusingit.Y oucanseewhetherthebatteryisfullychargedfromthe
battery-statusiconintheWindowsnotificationarea.

•Alwaysusepowermanagementfeaturessuchaspower-savingmodes.

Managingthebatterypower

Toachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.
Toadjustpowerplansettings,dothefollowing:

1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmall
icons.

2.ClickPowerOptions.

3.Followtheinstructionsonthescreen.

Formoreinformation,seetheWindowshelpinformationsystem.

28Yoga370UserGuide

Power-savingmodes

Thereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseach
modeandgivestipsontheeffectiveuseofbatterypower.

•Sleepmode
Insleepmode,yourworkissavedtomemory,andthenthestoragedriveandthecomputerdisplayare

turnedoff.Whenyourcomputerwakesup,yourworkisrestoredwithinseconds.
Toputyourcomputerintosleepmode,opentheStartmenu,click

•Hibernationmode
Byusingthismode,youcanturnoffyourcomputercompletelywithoutsavingfilesorexitingany

programsthatarerunning.Whenthecomputerentershibernationmode,allopenprograms,folders,and
filesaresavedtothestoragedrive,andthenthecomputerturnsoff.

Toputthecomputerintohibernationmode,definewhatthepowerbuttondoesfirst,andthenpressthe
powerbuttontoputthecomputerintohibernationmode.

Ifyouputyourcomputerintohibernationmodewiththewake-upfunctiondisabled,thecomputerdoes
notconsumeanypower.Thewake-upfunctionisdisabledbydefault.Ifyouputyourcomputerinto
hibernationmodewiththewake-upfunctionenabled,thecomputerconsumesasmallamountofpower.

Toenablethewake-upfunction,dothefollowing:

1.OpenControlPanel,viewControlPanelbyCategory,andthenclickSystemandSecurity.

2.ClickAdministrativeT ools.

3.Double-clickTaskScheduler.Ifyouarepromptedforanadministratorpasswordorconfirmation,
typethepasswordorprovideconfirmation.

4.Fromtheleftpane,selectthetaskfolderforwhichyouwanttoenablethewake-upfunction.The
scheduledtasksaredisplayed.

5.Clickascheduledtask,andthenclicktheConditionstab.

6.UnderPower,selectWakethecomputertorunthistask.

•Wirelessoff
Whenyouarenotusingthewirelessfeatures,suchasBluetoothorwirelessLAN,turnthemofftohelp

conservepower.

Power,andthenclickSleep.

CabledEthernetconnections

WithanEthernetcable,youcanconnectyourcomputertoalocalnetworkthroughtheminiEthernet
connectoronyourcomputer.

ToattachanEthernetcabletoyourcomputer,youneedanEthernetextensionadapter.

TheEthernetextensionadapterisavailableasanoptionandshippedwithsomecomputermodels.Youcan
purchaseanEthernetextensionadapterfromLenovoathttp://www.lenovo.com/essentials.

DANGER

Toavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetextension
adapter.

ToconnecttoalocalnetworkthroughanEthernetcable,dothefollowing:

1.RemovetheconnectorcoverfromtheEthernetextensionadapterandstorethecoverinthecover
slotasshownbythearrow

2.

Chapter2.Usingyourcomputer29

2.ConnectoneendoftheEthernetextensionadaptertotheminiEthernetconnectoronyourcomputer.
ThenconnecttheotherendtoanEthernetcable.

TheEthernetconnectorhastwoindicatorsthatshowthestatusofthenetworkconnection.Whenthe
greenindicatorison,thecomputerisconnectedtoaLAN.Whentheyellowindicatorblinks,data
isbeingtransmitted.

Wirelessconnections

Wirelessconnectionisthetransferofdatawithouttheuseofcablesbutbymeansofradiowavesonly.

Usingthewireless-LANconnection

Awirelesslocalareanetwork(LAN)coversarelativelysmallgeographicarea,suchasanofficebuildingora
house.Devicesbasedonthe802.11standardscanconnecttothistypeofnetwork.

Yourcomputercomeswithabuilt-inwirelessnetworkcardtohelpyouestablishwirelessconnectionsand
monitortheconnectionstatus.

Toestablishawireless-LANconnection,dothefollowing:

1.T urnonthewirelessfeature.

30Yoga370UserGuide

2.Clickthewireless-network-connection-statusiconintheWindowsnotificationarea.Alistofavailable
wirelessnetworksisdisplayed.

3.Double-clickanetworktoconnecttoit.Providerequiredinformationifneeded.

Thecomputerautomaticallyconnectstoanavailableandrememberedwirelessnetworkwhenthelocation
changes.Iftheavailablewirelessnetworkissecured,providethepasswordasrequired.Formore
information,seetheWindowshelpinformationsystem.

Tipsonusingthewireless-LANfeature

Toachievethebestconnection,usethefollowingguidelines:

•Placeyourcomputersothatthereareasfewobstaclesaspossiblebetweenthewireless-LANaccess
pointandthecomputer.

•Openyourcomputercovertoanangleofslightlymorethan90degrees.

Checkingthewireless-LANconnectionstatus

Youcancheckthewireless-LANconnectionstatusthroughthewireless-network-connection-statusiconin
theWindowsnotificationarea.Themorebarsencompassed,thebetterthesignalis.

Usingthewireless-WANconnection

Wirelesswideareanetwork(WAN),whichusescellularnetworksfordatatransmission,enablesyou
toestablishwirelessconnectionsoverremotepublicorprivatenetworks.Theseconnectionscanbe
maintainedoveralargegeographicalareabyuseofmultipleantennasitesorsatellitesystemsmaintained
bywirelessserviceproviders.

SomeThinkPadnotebookcomputerscomewithawireless-WANcardinstalled,whichprovidessome
wireless-WANtechnologies,suchas1xEV-DO,HSPA,3G,GPRS,orLTE.Byusingthewireless-WAN
card,youcanestablishwireless-WANconnections.

Note:Thewireless-WANserviceisprovidedbyauthorizedserviceprovidersinsomecountriesorregions.

Tipsforusingthewireless-WANfeature

Toachievethebestconnection,usethefollowingguidelines:

•Keepyourcomputerawayfromyourbody.

•Placeyourcomputeronaflatsurfaceandopenyourcomputerdisplaytoanangleofslightlymore
than90degrees.

•Placeyourcomputerawayfromconcreteorbrickwallsthatmightdampencellularsignals.

•Bestreceptionisavailablenearwindowsandotherlocationswherecellularphonereceptionisthe
strongest.

Checkingthewireless-WANconnectionstatus

Youcancheckthewireless-WANconnectionstatusthroughthewireless-network-connection-statusiconin
theWindowsnotificationarea.Themorebarsencompassed,thebetterthesignalis.

UsingtheBluetoothconnection

Bluetoothcanconnectdevicesthatarewithinashortdistancefromoneanother.Bluetoothiscommonly
usedinthefollowingscenarios:

•Connectingperipheraldevicestoacomputer

•T ransferringdatabetweenhand-helddevicesandapersonalcomputer

Chapter2.Usingyourcomputer31

•Remotelycontrollingandcommunicatingwithdevicessuchasmobilephones

Dependingonthemodel,yourcomputermightsupporttheBluetoothfeature.Totransferdatathrough
theBluetoothfeature,dothefollowing:

Note:Itisnotrecommendedtousethewirelessfeature(the802.11standards)ofyourcomputer
simultaneouslywithaBluetoothoption.Thedatatransmissionspeedcanbedelayedandtheperformance
ofthewirelessfeaturecanbedegraded.

1.Dooneofthefollowing:

•Pressthewireless-radiocontrolkeyandturnontheBluetoothfeature.

•OpentheStartmenu,andthenclickSettings➙Network&Internet➙Airplanemode.The
Bluetoothfeatureisenabled.

2.Right-clickthedatathatyouwanttosend.

3.SelectSendT o➙BluetoothDevices.

4.SelectaBluetoothdevice,andthenfollowtheinstructionsonthescreen.

Formoreinformation,seetheWindowshelpinformationsystemandthehelpinformationsystemofthe
Bluetoothdevice.

UsingtheNFCdevices

Dependingonthemodel,yourcomputermightcomewiththenearfieldcommunication(NFC)feature.
NFCisahigh-frequencyandshort-rangewirelesscommunicationtechnology.ByusingNFC,youcan
establishtheradiocommunicationsbetweenyourcomputerandanotherNFC-enableddeviceoverafew
centimetersorinches.

ThissectionprovidesinstructionsonhowtopairyourcomputerwithanNFCdevice.Formoreinformation
aboutdatatransfer,seethedocumentationoftheNFCdevice.

Attention:

•BeforehandlingtheNFCcard,touchametaltableoragroundedmetalobject.Otherwisethecardmight
getdamagedbythestaticelectricityfromyourbody.

•Duringthedatatransfer,donotputyourcomputerorNFC-enabledsmartphoneintosleepmode;
otherwise,yourdatamightgetdamaged.

EnablingtheNFCfeature

Bydefault,theNFCfeatureisenabled.IftheNFCfeatureofyourcomputerisdisabled,dothefollowingto
enabletheNFCfeature:

1.OpentheStartmenuandthenclickSettings➙Network&Internet➙Airplanemode.

2.T urnofftheAirplanemode.

3.T urnontheNFCfunction.

32Yoga370UserGuide

PairingyourcomputerwithanNFCcard

Beforeyoustart,ensurethatthecardisinNFCDataExchangeFormat(NDEF),otherwisethecardcannotbe
detected.Thendothefollowing:

1.PositionthecardcloselyabovetheNFClabelasshown.Aligntheshorteredgeofthecardwiththe
horizontalextensionlineforthecenteroftheNFClabel.

2.Slowlymovethecardadistancewithin0.5cm(0.20inches)tothedirectionofthecomputerdisplay.
Thenholdthecardforsecondsuntilyouarepromptedthatthecardhasbeensuccessfullydetected.

PairingyourcomputerwithanNFC-enabledsmartphone

Beforeyoustart,ensurethatthesmartphonescreenisfacingupward.Thendothefollowing:

1.PositionthesmartphonecloselyabovetheNFClabelasshown.Aligntheshorteredgeofthe
smartphonewiththehorizontalextensionlineforthecenteroftheNFClabel.

2.Slowlymovethesmartphoneadistancewithin5cm(1.97inches)tothedirectionofthecomputer
display.Thenholdthesmartphoneforsecondsuntilyouarepromptedthatthesmartphonehasbeen
detected.

UsingtheAirplanemode

TheAirplanemodeissupportedontheWindows10operatingsystem.IftheAirplanemodeisenabled,all
wirelessfeaturesaredisabled.

ToenableordisabletheAirplanemode,dothefollowing:

1.OpentheStartmenu.

2.ClickSettings➙Network&Internet➙Airplanemode.

3.SlidethecontrolforAirplanemodetoturnitonoroff.

Usingthecamera

Dependingonthemodel,yourcomputercomeswitha2-Dcameraora3-Dcamera.The3-Dcameraworks
withcertainthird-partyapps,suchasappsprovidedbyIntel
cameravarydependingontheappyouuse.Tolearnhowtousethe3-Dcamerawithaspecificappandto
viewtheperformanceparameters,searchfortherelatedinformationfromtheIntelWebsite.

®

.Theperformanceparametersofthe3-D

Chapter2.Usingyourcomputer33

Tostartthecameraandconfigurethecamerasettings,opentheStartmenu,andclickCamera.

Whenthecameraisstarted,theindicatoristurnedoningreen,indicatingthatthecameraisinuse.

Youalsocanusetheintegratedcamerawithotherprogramsthatprovidefeaturessuchasphotographing,
videocapturing,andvideoconferencing.T ousethecamerawithotherprograms,openoneoftheprograms
andstartthephotographing,videocapturing,orvideoconferencingfunction.Then,thecamerastarts
automaticallyandthegreencamerastatusindicatorturnson.Formoreinformationaboutusingthecamera
withaprogram,seethehelpinformationsystemoftheprogram.

Configuringcamerasettings

Youcanconfigurethecamerasettingstomeetyourneeds,suchasadjustingthequalityofthevideooutput.

Toconfigurethecamerasettings,dooneofthefollowing:

•OpentheCameraapp,andclickthesettingsiconintheupper-rightcorner.Followtheinstructionsonthe
screentoconfigurethecamerasettingsasdesired.

•OpentheStartmenuandthenclickLenovoSettings➙Camera.Followtheinstructionsonthescreento
configurethecamerasettings.

Usinganexternaldisplay

Thissectionprovidesinstructionsonhowtoconnectanexternaldisplay,choosedisplaymodes,and
changedisplaysettings.

Youcanuseanexternaldisplaysuchasaprojectororamonitortogivepresentationsortoexpandyour
workspace.

Yourcomputersupportsthefollowingvideoresolution,iftheexternaldisplayalsosupportsthatresolution.

•Upto4096x2304pixels/60Hz,withanexternaldisplayconnectedtotheUSB-Cconnector

•Upto3840x2160pixels/30Hz,withanexternaldisplayconnectedtotheHDMIconnector

Formoreinformationabouttheexternaldisplay,seethemanualsthatcomewithit.

Connectinganexternaldisplay

Youcanuseeitherawireddisplayorawirelessdisplay.Thewireddisplaycanbeconnectedtoavideo
connectorsuchastheHDMIconnectorandUSB-Cconnector(compatiblewithThunderbolt3)byacable.
ThewirelessdisplaycanbeaddedthroughtheMiracastfunction.

•Connectingawireddisplay

Note:Whenyouconnectanexternalmonitor,avideointerfacecablewithaferritecoreisrequired.

1.Connecttheexternaldisplaytoanappropriatevideoconnectoronyourcomputer.

2.Connecttheexternaldisplaytoanelectricaloutlet.

3.T urnontheexternaldisplay.

Ifyourcomputercannotdetecttheexternaldisplay,right-clickonthedesktop,andthenclickScreen
resolution/Displaysettings➙Detect.

•Connectingawirelessdisplay

Note:Touseawirelessdisplay,ensurethatbothyourcomputerandtheexternaldisplaysupportthe
Miracastfeature.

Dooneofthefollowing:

34Yoga370UserGuide

–OpentheStartmenu,andthenclickSettings➙Devices➙Connecteddevices➙Addadevice.
–Clicktheactioncentericon

intheWindowsnotificationarea.ClickConnect.Selectthewireless

displayandfollowtheinstructionsonthescreen.

Formoreinformation,seetheWindowshelpinformationsystem.

Choosingadisplaymode

Youcandisplayyourdesktopandappsonthecomputerdisplay,theexternaldisplay,orboth.T ochoose
howtodisplaythevideooutput,pressthedisplay-modeswitchingkey

andthenselectadisplay

modeyouprefer.

Therearefourdisplaymodes:

•Disconnect:Displaysthevideooutputonlyonyourcomputerscreen.

Note:Dependingonthesituation,youmightseeDisconnect,PCscreenonly,Computeronly,or
Disconnectprojector.

•Duplicate:Displaysthesamevideooutputonbothyourcomputerscreenandanexternaldisplay.

•Extend:Extendsthevideooutputfromyourcomputerdisplaytoanexternaldisplay.Y oucandragand
moveitemsbetweenthetwodisplays.

•Projectoronly:Showsthevideooutputonlyonanexternaldisplay.

Note:Dependingonthesituation,youmightseeProjectoronlyorSecondscreenonly.

IfyoushowprogramsusingDirectDraworDirect3D

®

infull-screenmode,onlythemaindisplayshows

thevideooutput.

Changingdisplaysettings

Youcanchangethesettingsforboththecomputerdisplayandtheexternaldisplay.Forexample,you
candefinewhichoneisthemaindisplayandwhichoneisthesecondarydisplay.Y oualsocanchange
theresolutionandorientation.

Tochangedisplaysettings,dothefollowing:

1.Right-clickonthedesktopandselectDisplaysettings.

2.Selectthedisplaythatyouwanttoconfigure.

3.Changedisplaysettingsasyouwant.

Note:Ifyousetahigherresolutionforthecomputerdisplaythantheexternaldisplay,onlypartofthescreen
canbeshownontheexternaldisplay.

Usingasmartcard

Dependingonthemodel,yourcomputermightcomewithasmart-cardreader.

Thissectionprovidesinformationaboutthesupportedsmartcardtypeandinstructionsonhowtoinstall
orremoveasmartcard.Formoreinformationaboutusingthesmartcard,seethedocumentationthat
comeswiththesmartcard.

Chapter2.Usingyourcomputer35

Supportedsmartcardtype

Thesmart-cardreader(ifavailableonyourcomputer)onlysupportsthesmartcardofthefollowing
specifications:

•Length:85.60mm(3.37inches)

•Width:53.98mm(2.13inches)

•Thickness:0.76mm(0.03inches)

Attention:Smartcardswithslitsarenotsupported.Donotinsertsuchasmartcardintothesmartcard
readerofyourcomputer.Otherwisethereadermightgetdamaged.

Installingorremovingasmartcard
Attention:Beforeinstallingorremovingasmartcard,ensurethatyouobservethefollowingprecautions:

•Beforeyoustart,read“Importantsafetyinformation”onpagev.

•Whendataisbeingtransferred,donotputyourcomputerintosleeporhibernationmodeanddonot
performanyinstallationorremovalactions.Otherwise,yourdatacouldgetdamaged.

•Donotremoveasmartcardwhilethecomputerisinsleeporhibernationmode.Otherwise,thesystem
mightnotrespondwhenyoutrytoresumeoperation.

Toinstallasmartcard:Holdthesmartcardincorrectorientationandtheninsertitfirmlyintotheslotin
thesmartcardreader.

Toremoveasmartcard:Exitallprogramsthatareworkingwiththesmartcardfirst.Otherwise,data
onthesmartcardmightgetdamagedorlost.Pullthesmartcardoutwardalittlebitandthenslideit
completelyoutoftheslot.

Afteryouinstallasmartcard,dothefollowingtoenabletheplug-and-playfeatureforthesmartcard:

1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.

2.ClickHardwareandSound.

3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconfirmation,typethe
passwordorprovideconfirmation.

4.FromtheActionmenu,selectAddlegacyhardware.TheAddHardwareWizardstarts.

5.Followtheinstructionsonthescreen.

Travelingwithyourcomputer

Thistopicprovidesinformationtohelpyouworkwithyourcomputerwhenyouaretraveling.

36Yoga370UserGuide

Usethefollowingtraveltipstotravelmoreconfidentlyandefficientlywithyourcomputer.

•Whenyourcomputergoesthroughthex-raymachinesatairportsecuritystations,itisimportanttokeep
youreyesonthecomputeratalltimestopreventtheft.

•Considerbringinganelectricaladapterforuseonanairplaneorautomobile.

•Ifyoucarryanacpoweradapter,detachtheaccordfromittoavoiddamagingthecord.

Traveltipsonairplanes

Ifyoucarryyourcomputerontoanairplane,observethefollowingtips:

•Becarefulabouttheseatinfrontofyouonairplanes.Angleyourcomputerdisplaysothatitdoesnotget
caughtwhenthepersoninfrontofyouleansback.

•Whentakingoff,remembertoturnoffyourcomputerorputitintohibernationmode.

•Ifyouintendtouseyourcomputerorwirelessservices(suchasInternetandBluetooth),checkwiththe
airlineforrestrictionsandavailabilityofservicesbeforeboardingtheairplane.Iftherearerestrictionson
theuseofcomputerswithwirelessfeaturesontheairplane,youmustabidebythoserestrictions.

TheAirplanemodeissupportedontheWindows10operatingsystem.IntheAirplanemode,allwireless
featuresaredisabled.

ToenabletheAirplanemode,dothefollowing:

1.OpentheStartmenu,andthenclickSettings➙Network&Internet➙Airplanemode.

2.SlidetheAirplanemodecontroltoturniton.

Travelaccessories

Ifyouaretravelingtoanothercountryorregion,youmightwanttoconsideranappropriateacpoweradapter
forthecountryorregiontowhichyouaretraveling.

Topurchasetravelaccessories,goto:

http://www.lenovo.com/accessories

Chapter2.Usingyourcomputer37

38Yoga370UserGuide

Chapter3.Enhancingyourcomputer

Thischapterprovidesinstructionsonhowtousehardwaredevicestoexpandyourcomputercapabilities.

FindingThinkPadoptions

Ifyouwanttoexpandthecapabilitiesofyourcomputer,Lenovohasanumberofhardwareaccessories
andupgradestomeetyourneeds.Optionsincludememorymodules,storagedevices,networkcards,port
replicatorsordockingstations,batteries,poweradapters,keyboards,mice,andmore.

ToshopatLenovo,goto:

http://www.lenovo.com/essentials

ThinkPadWiGigDock

TheWirelessGigabit(WiGig)technologyenableswirelesscommunicationsbetweennearbydevicesat
multi-gigabitspeeds.SomecomputermodelshaveawirelessLANcardwithbuilt-inWiGigfeature.These
computermodelscanworkwiththeThinkPadWiGigDockwirelesslytoexpandcomputingcapabilities.

ThinkPadWiGigDockoverview

1Statusindicator:TheindicatorintheThinkPadlogoshowsthestatusofthedock.Theindicatorissolid

onwhenthedockison(innormalmode).

©CopyrightLenovo2017

39

12USB2.0connectors

5USB3.0connector

ConnectUSB-compatibledevices,suchasaUSBkeyboard,aUSBmouse,aUSBstoragedevice,ora
USBprinter.

3Audioconnector:Connectheadphonesoraheadsetwitha3.5-mm(0.14-inch),4-poleplug.

4Power/Connectionbutton:Turnonorturnoffthedock.Y oucanalsopressthebuttontoconfirm

theconnection.

68AlwaysOnUSB3.0connector:ConnectUSB-compatibledevicesorchargesomemobiledigital

devicesandsmartphones.

7Security-lockslot:Toprotectyourdockfromtheft,lockyourdocktoadesk,table,orother

non-permanentfixture.Useasecuritycablelockthatfitsthissecurity-lockslot.

9acpowerconnector:Connecttheacpoweradapter.

10HDMIconnector:Connectacompatibledigitalaudiodeviceorvideomonitor,suchasaDVDplayer

oranHDTV.

11DisplayPortconnector:Connectahigh-performancemonitor,adirect-drivemonitor,orotherdevices

thatuseaDisplayPortconnector.

12Ethernetconnector:ConnectthedocktoanEthernetLAN.

40Yoga370UserGuide

1Emergency-resethole

Ifyourdockstopsresponding,holddownthepowerbuttonforseveralsecondstoturnoffthedock.Ifthe
dockstillcannotbeturnedoff,dothefollowingtoresetthedock:

1.Removetheacpoweradapter.

2.Insertastraightenedpaperclipintotheemergency-resethole.

SettinguptheThinkPadWiGigDock

TosetupyourThinkPadWiGigDock,dothefollowing:

1.Connectthepowercordtotheacpoweradapter.

2.Connecttheacpoweradaptertothepowerconnectorofthedock.

3.Connectthepowercordtoanelectricaloutlet.

4.T urnonthedockbypressingthepowerbutton.

Chapter3.Enhancingyourcomputer41

5.Ifanexternaldisplayisavailable,connecttheexternaldisplaytotheappropriateconnector(HDMIor
DisplayPortconnector)onthedock.Theexternaldisplayshowssomewirelesspairinginstructions
whenyouconnectyourcomputertothedock.

6.Positionyourcomputerclosetothedock,within1.2m(4ft).Togetthebestperformance,ensurethat:

•Thedockisplacedwithina0.7m(2ft)distanceanda120-degreesectorregionrelativelytothe

rearofthecomputerdisplay.

•Noobjectsarebetweenthedockandthecomputer.

UsingtheThinkPadWiGigDock

Thissectionintroduceshowtouseandmanagethedock.

ConnectingtotheThinkPadWiGigDock

ToconnectyourcomputertotheThinkPadWiGigdock,dothefollowing:

1.Afterthesetupandpreparation,turnonyourcomputerandthedock.

2.Clicktheactioncentericon
devicelist.

3.Selectyourdockfromthelistofavailabledevices.

4.Whenprompted,pressthepower/connectionbuttononthedocktoconfirmthepairing.

5.Followtheinstructionsonthescreentocompletetheconnection.

Afterestablishingtheinitialconnection,youcanmakefurtherconfigurations.Therefore,wheneverthe
computercomeswithintherequiredrange,itwillautomaticallygetconnectedtothedock.

DisconnectingfromtheThinkPadWiGigDock

TodisconnectyourcomputerfromtheThinkPadWiGigDock,dothefollowing:

1.Clicktheactioncentericon
devicelist.

2.LocatetheThinkPadWiGigDockandclickDisconnect.

3.Holddownthepowerbuttononthedockforseveralsecondsuntilthedockisturnedoff.

intheWindowsnotificationarea.ThenclickConnecttoopenthe

intheWindowsnotificationarea.ThenclickConnecttoopenthe

42Yoga370UserGuide

ManagingtheThinkPadWiGigDock

TheWirelessDockManagerprogramenablesyoutomanagethedock.Y oucanchangethenameofthe
dock,changetheradiochanneltooptimizethesignalstrength,andsetapasswordtomanagethedock
settings.

TomanagetheThinkPadWiGigDock,dothefollowing:

1.ClicktheStartbuttontoopentheStartmenu.

2.ClickIntel➙IntelWirelessDockManagertostarttheWirelessDockManagerprogram.

3.ClickDockManagement.

4.Followtheinstructionsonthescreentoconfigurethesettings.

Formoreinformation,refertothemanualsthatcomewiththedockandthehelpinformationsystemof
theWirelessDockManagerprogram.

Chapter3.Enhancingyourcomputer43

44Yoga370UserGuide

Chapter4.Accessibility,ergonomic,andmaintenance information

Thischapterprovidesinformationaboutaccessibility,ergonomic,andcleaningandmaintenance.

Accessibilityinformation

Lenovoiscommittedtoprovidinguserswhohavehearing,vision,andmobilitylimitationswithgreater
accesstoinformationandtechnology.Thissectionprovidesinformationaboutthewaystheseuserscanget
themostoutoftheircomputerexperience.Y oualsocangetthemostup-to-dateaccessibilityinformation
fromthefollowingWebsite:

https://www.lenovo.com/accessibility

Keyboardshortcuts

Thefollowingtablecontainskeyboardshortcutsthatcanhelpmakeyourcomputereasiertouse.

Note:Dependingonyourkeyboard,someofthefollowingkeyboardshortcutsmightnotbeavailable.

KeyboardshortcutFunction

Windowslogokey+U

RightShiftforeightseconds

ShiftfivetimesTurnonorturnoffStickyKeys

NumLockforfivesecondsTurnonorturnoffToggleKeys

LeftAlt+LeftShift+NumLock

LeftAlt+LeftShift+PrtScn(orPrtSc)TurnonorturnoffHighContrast

OpenEaseofAccessCenter

TurnonorturnoffFilterKeys

TurnonorturnoffMouseKeys

Formoreinformation,gotohttp://windows.microsoft.com/,andthensearchusinganyofthefollowing
keywords:keyboardshortcuts,keycombinations,shortcutkeys.

EaseofAccessCenter

EaseofAccessCenterontheWindowsoperatingsystemenablesyoutoconfigureyourcomputersto
suittheirphysicalandcognitiveneeds.

ToaccessEaseofAccessCenter,dothefollowing:

1.GotoControlPanel,andensurethatyouviewControlPanelusingCategory.

2.ClickEaseofAccess➙EaseofAccessCenter.

3.Choosetheappropriatetoolbyfollowingtheinstructionsonthescreen.

EaseofAccessCentermainlyincludesthefollowingtools:

•Magnifier
Magnifierisausefulutilitythatenlargestheentirescreenorpartofthescreensothatyoucansee

theitemsbetter.

•Narrator
Narratorisascreenreaderthatreadswhatisdisplayedonthescreenaloudanddescribeseventssuchas

errormessages.

©CopyrightLenovo2017

45

•On-ScreenKeyboard
Ifyouprefertotypeorenterdataintoyourcomputerusingamouse,joystick,orotherpointingdevice

insteadofaphysicalkeyboard,youcanuseOn-ScreenKeyboard.On-ScreenKeyboarddisplaysavisual
keyboardwithallthestandardkeys.Y oucanselectkeysusingthemouseoranotherpointingdevice,or
youcantaptoselectthekeysifyourcomputersupportsmulti-touchscreen.

•HighContrast
HighContrastisafeaturethatheightensthecolorcontrastofsometextandimagesonyourscreen.Asa

result,thoseitemsaremoredistinctandeasiertoidentify.

•Personalizedkeyboard
Adjustkeyboardsettingstomakeyourkeyboardeasiertouse.Forexample,youcanuseyourkeyboard

tocontrolthepointerandmakethekeyboardeasiertotypecertainkeycombinations.

•Personalizedmouse
Adjustmousesettingstomakeyourmouseeasiertouse.Forexample,youcanchangethepointer

appearanceandmakeyourmouseeasiertomanagewindows.

SpeechRecognition

SpeechRecognitionenablesyoutocontrolyourcomputerbyvoice.

Usingonlyyourvoice,youcanstartprograms,openmenus,clickobjectsonthescreen,dictatetextinto
documents,andwriteandsende-mails.Everythingyoudowiththekeyboardandmousecanbedonewith
onlyyourvoice.

TouseSpeechRecognition,dothefollowing:

1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.

2.ClickEaseofAccess➙SpeechRecognition.

3.Followtheinstructionsonthescreen.

Screen-readertechnologies

Screen-readertechnologiesareprimarilyfocusedonsoftwareprograminterfaces,helpsystems,andvarious
onlinedocuments.Foradditionalinformationaboutscreenreaders,seethefollowing:

•UsingPDFswithscreenreaders:
https://www.adobe.com/accessibility.html?promoid=DJGVE

•UsingtheJAWSscreenreader:
http://www.freedomscientific.com/jaws-hq.asp

•UsingtheNVDAscreenreader:
https://www.nvaccess.org/

Screenresolution

Youcanmakethetextandimagesonyourscreeneasiertoreadbyadjustingthescreenresolutionofyour
computer.

Toadjustthescreenresolution,dothefollowing:

1.Right-clickanemptyareaofthedesktopandselectScreenresolution.

2.Followtheinstructionsonthescreen.

Note:Settingaresolutiontoolowmightpreventsomeitemsfromfittingonthescreen.

46Yoga370UserGuide

Customizableitemsize

Youcanmaketheitemsonyourscreeneasiertoreadbychangingtheitemsize.

•T ochangetheitemsizetemporarily,usetheMagnifiertoolinEaseofAccessCenter.

•T ochangetheitemsizepermanently,dothefollowing:

–Changethesizeofalltheitemsonyourscreen.

1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.

2.ClickAppearanceandPersonalization➙Display.

3.Changetheitemsizebyfollowingtheinstructionsonthescreen.

4.ClickApply.Thischangewilltakeeffectthenexttimeyoulogintotheoperatingsystem.

–ChangethesizeoftheitemsonaWebpage.

PressandholdCtrl,andthenpresstheplus-signkey(+)toenlargeortheminus-signkey(–)to
reducethetextsize.

–Changethesizeoftheitemsonthedesktoporawindow.

Note:Thisfunctionmightnotworkonsomewindows.
Ifyourmousehasawheel,pressandholdCtrl,andthenscrollthewheeltochangetheitemsize.

Industry-standardconnectors

Yourcomputerprovidesindustry-standardconnectorsthatenableyoutoconnectassistivedevices.

Documentationinaccessibleformats

Lenovoprovideselectronicdocumentationinaccessibleformats,suchasproperlytaggedPDFfilesor
HyperTextMarkupLanguage(HTML)files.Lenovoelectronicdocumentationisdevelopedtoensure
thatvisuallyimpaireduserscanreadthedocumentationthroughascreenreader.Eachimageinthe
documentationalsoincludesadequatealternativetextsothatvisuallyimpaireduserscanunderstandthe
imagewhentheyuseascreenreader.

Ergonomicinformation

Goodergonomicpracticeisimportanttogetthemostfromyourpersonalcomputerandtoavoiddiscomfort.
Arrangeyourworkplaceandtheequipmentyouusetosuityourindividualneedsandthekindofwork
thatyouperform.Inaddition,usehealthyworkhabitstomaximizeyourperformanceandcomfortwhen
usingyourcomputer.

Workinginthevirtualofficemightmeanadaptingtofrequentchangesinyourenvironment.Adaptingto
thesurroundinglightsources,activeseating,andtheplacementofyourcomputerhardware,canhelpyou
improveyourperformanceandachievegreatercomfort.

Thisexampleshowssomeoneinaconventionalsetting.Evenwhennotinsuchasetting,youcanfollow
manyofthesetips.Developgoodhabits,andtheywillserveyouwell.

Chapter4.Accessibility,ergonomic,andmaintenanceinformation47

Generalposture:Makeminormodificationsinyourworkingposturetodetertheonsetofdiscomfort
causedbylongperiodsofworkinginthesameposition.Frequentshortbreaksfromyourworkalsohelp
topreventminordiscomfortassociatedwithyourworkingposture.

Display:Positionthedisplaytomaintainacomfortableviewingdistanceof510mmto760mm(20inchesto
30inches).Avoidglareorreflectionsonthedisplayfromoverheadlightingoroutsidesourcesoflight.Keep
thedisplayscreencleanandsetthebrightnesstolevelsthatenableyoutoseethescreenclearly.Pressthe
brightnesscontrolkeystoadjustdisplaybrightness.

Headposition:Keepyourheadandneckinacomfortableandneutral(vertical,orupright)position.

Chair:Useachairthatgivesyougoodbacksupportandseatheightadjustment.Usechairadjustmentsto

bestsuityourcomfortposture.

Armandhandposition:Ifavailable,usechairarmrestsoranareaonyourworkingsurfacetoprovide
weightsupportforyourarms.Keepyourforearms,wrists,andhandsinarelaxedandneutral(horizontal)
position.Typewithasofttouchwithoutpoundingthekeys.

Legposition:Keepyourthighsparalleltothefloorandyourfeetflatonthefloororonafootrest.

Whatifyouaretraveling?

Itmightnotbepossibletoobservethebestergonomicpracticeswhenyouareusingyourcomputer
whileonthemoveorinacasualsetting.Regardlessofthesetting,trytoobserveasmanyofthetipsas
possible.Sittingproperlyandusingadequatelighting,forexample,helpsyoumaintaindesirablelevels
ofcomfortandperformance.Ifyourworkareaisnotinanofficesetting,ensuretotakespecialnoteof
employingactivesittingandtakingworkbreaks.ManyThinkPadproductsolutionsareavailabletohelp
youmodifyandexpandyourcomputertobestsuityourneeds.Y oucanfindsomeoftheseoptionsat
http://www.lenovo.com/essentials.Exploreyouroptionsfordockingsolutionsandexternalproductsthat
providetheadjustabilityandfeaturesthatyouwant.

Questionsaboutvision?

ThevisualdisplayscreensofThinkPadnotebookcomputersaredesignedtomeetthehigheststandards.
Thesevisualdisplayscreensprovideyouwithclear,crispimagesandlarge,brightdisplaysthatareeasyto
see,yeteasyontheeyes.Anyconcentratedandsustainedvisualactivitycanbetiring.Ifyouhavequestions
oneyefatigueorvisualdiscomfort,consultavision-carespecialistforadvice.

Cleaningandmaintenance

Withappropriatecareandmaintenanceyourcomputerwillserveyoureliably.Thefollowingtopicsoffer
informationtohelpyoukeepyourcomputerintopworkingorder.

Basicmaintenancetips

Herearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:

•Storepackingmaterialssafelyoutofthereachofchildrentopreventtheriskofsuffocationfromplastic
bags.

•Keepyourcomputerawayfrommagnets,activatedcellularphones,electricalappliances,orspeakers
(morethan13cmor5inches).

•Avoidsubjectingyourcomputertoextremetemperatures(below5°C/41°Forabove35°C/95°F).

•Avoidplacinganyobjects(includingpaper)betweenthedisplayandthekeyboardorthepalmrest.

•Donotturnyourcomputeroverwhentheacpoweradapterispluggedin,otherwise,itcouldbreak
theadapterplug.

48Yoga370UserGuide

•Beforemovingyourcomputer,besuretoremoveanymedia,turnoffattacheddevices,anddisconnect
cordsandcables.

•Whenpickingupyouropencomputer,holditbythebottom.Donotpickuporholdyourcomputerby
thedisplay.

•OnlyanauthorizedThinkPadrepairtechnicianshoulddisassembleandrepairyourcomputer.

•Donotmodifyortapethelatchestokeepthedisplayopenorclosed.

•Avoiddirectlyexposingyourcomputerandperipheralstotheairfromanappliancethatcanproduce
negativeions.Whereverpossible,groundyourcomputertofacilitatesafeelectrostaticdischarge.

Cleaningyourcomputer

Itisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-free
operation.

Cleaningthecomputercover:Wipeitwithalint-freeclothdampenedinmildsoapandwater.Avoid
applyingliquidsdirectlytothecover.

Cleaningthekeyboard:Wipethekeysonebyonewithalint-freeclothdampenedinmildsoapandwater.
Ifyouwipeseveralkeysatatime,theclothmighthookontoanadjacentkeyandpossiblydamageit.Avoid
sprayingcleanerdirectlyontothekeyboard.Toremoveanycrumbsordustfrombeneaththekeys,youcan
useacamerablowerwithabrushorusecoolairfromahairdryer.

Cleaningthecomputerscreen:Scratches,oil,dust,chemicals,andultravioletlightcanaffectthe
performanceofyourcomputerscreen.Useadry,softlint-freeclothtowipethescreengently.Ifyouseea
scratchlikemarkonyourscreen,itmightbeastain.Wipeordustthestaingentlywithasoft,drycloth.Ifthe
stainremains,moistenasoft,lint-freeclothwithwateroreyeglasscleaner,butdonotapplyliquidsdirectly
toyourcomputerscreen.Ensurethatthecomputerscreenisdrybeforeclosingit.

Chapter4.Accessibility,ergonomic,andmaintenanceinformation49

50Yoga370UserGuide

Chapter5.Security

Thischapterprovidesinformationabouthowtoprotectyourcomputerfromunauthorizeduse.

Usingpasswords

Youcanhelppreventyourcomputerfromunauthorizedusebyusingpasswords.Afteryousetapassword,a
promptisdisplayedonthescreeneachtimeyouturnonthecomputer.Enteryourpasswordattheprompt.
Youcannotusethecomputerunlessyoutypethecorrectpassword.

Ifyouhavesetapower-onpassword,asupervisorpassword,oraharddiskpassword,itunlocks
automaticallywhenthecomputerresumesfromsleepmode.

Note:IfaWindowspasswordhasbeenset,youarepromptedtoenteritwhenthecomputerresumes
fromsleepmode.

Passwordsintroduction

Power-onpassword

Youcansetapower-onpasswordtohelpprotectyourcomputeragainstunauthorizedaccess.

Ifyousetapower-onpassword,thepasswordpromptisdisplayedonthescreenwheneveryouturnonthe
computer.Y oumustenterthecorrectpasswordtostartusingthecomputer.

Whenthisiconisdisplayed,typeapower-onpasswordorasupervisorpassword.

Supervisorpassword

ThesupervisorpasswordprotectsthesysteminformationstoredintheThinkPadSetupprogram.Ifyouhave
setasupervisorpassword,noonecanchangetheconfigurationofthecomputerwithoutthepassword.It
providesthefollowingsecurityfeatures:

•Ifonlyasupervisorpasswordisset,apasswordpromptisdisplayedwhenyoutrytostarttheThinkPad
Setupprogram.UnauthorizeduserscannotaccesstheThinkPadSetupprogramwithoutthepassword.

•Thesystemadministratorcanusethesupervisorpasswordtoaccessacomputereveniftheuserofthat
computerhassetapower-onpassword.Thesupervisorpasswordoverridesthepower-onpassword.

•ThesystemadministratorcansetthesamesupervisorpasswordonmanyThinkPadnotebookcomputers
tomakeadministrationeasier.

Harddiskpasswords

Settingaharddiskpasswordpreventsunauthorizedaccesstothedataontheharddiskdrive.When
aharddiskpasswordisset,youarepromptedtotypeavalidpasswordeachtimeyoutrytoaccessthe
harddiskdrive.

Thefollowingtwotypesofharddiskpasswordscanhelpprotecttheinformationstoredonthestoragedrive:

•Userharddiskpassword
Ifauserharddiskpasswordhasbeenset,butnomasterharddiskpasswordhasbeen,theusermust

entertheuserharddiskpasswordtoaccessfilesandapplicationsonthestoragedrive.

•Masterharddiskpassword

©CopyrightLenovo2017

51

Themasterharddiskpasswordalsorequiresauserharddiskpassword.Themasterharddiskpassword
issetandusedbyasystemadministrator.Itenablestheadministratortoaccessanystoragedrivein
asystemlikeamasterkey.Theadministratorsetsthemasterpassword;thenassignauserpassword
foreachcomputerinthenetwork.Theusercanthenchangetheuserpasswordasdesired,butthe
administratorstillcangetaccessbyusingthemasterpassword.

Whenamasterharddiskpasswordisset,onlytheadministratorcanremovetheuserharddiskpassword.

Whenthisiconisdisplayed,typeauserharddiskpassword.T otypeamasterharddiskpassword,

pressF1.Whentheiconchangesto

,pressF1again.

Tipsonusingtheharddiskpasswords:

•Y oucansettheminimumlengthofaharddiskpassword.

•Ifyousetaharddiskpasswordofoversevencharacters,thestoragedrivecanbeusedonlywitha
computerthatcanrecognizeaharddiskpasswordofoversevencharacters.Ifyoutheninstallthe
storagedriveinacomputerthatcannotrecognizeaharddiskpasswordthatcontainsmorethanseven
characters,youcannotaccessthedrive.

•Recordyourpasswordandstoreitinasafeplace.Ifyouforgettheuserharddiskpassword,orbothuser
andmasterharddiskpasswords,Lenovocannotresetyourpasswordsorrecoverdatafromthestorage
drive.Y oumusttakeyourcomputertoaLenovoreselleroramarketingrepresentativetohavethestorage
drivereplaced.Proofofpurchaseisrequired,andafeewillbechargedforpartsandservice.

Notes:TheeDrivestoragedrivesorT rustedComputingGroup(TCG)Opal-compliantstoragedrivesprovide
self-encryptioncapabilitiestosecureyourdata.

•IfaTCGOpal-compliantstoragedriveandaTCGOpalmanagementsoftwareprogramareinstalled,and
theTCGOpalmanagementsoftwareprogramisactivated,theharddiskpasswordisnotavailable.

•IfaneDrivestoragedriveisinstalledinyourcomputer,andyourcomputerispreinstalledwiththe
Windows10operatingsystem,theharddiskpasswordisnotavailable.

,typethemasterharddiskpassword.Toreturntotheicon

Setting,changing,orremovingapassword

Beforeyoustart,printtheseinstructions.

Toset,change,orremoveapassword,dothefollowing:

1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.

2.SelectSecurity➙Passwordbyusingthedirectionalkeys.

3.Dependingonthepasswordtype,selectPower-onPassword,SupervisorPassword,orHarddiskx
Password.

4.Followtheinstructionsonthescreentoset,change,orremoveapassword.

Youmightwanttorecordyourpasswordandstoreitinasafeplace.Otherwise,ifyouforgetthepassword,
youhavetotakeyourcomputertoaLenovoreselleroramarketingrepresentativetohavethepassword
canceled.

M.2solid-statedrivesecurity

Toprotectthecomputerfromunauthorizedsecurityattacks,refertothefollowingtipstoenhancesecurity:

52Yoga370UserGuide

•Setapower-onpasswordaswellasaharddiskpassword.Forsecurity,alongerpasswordis
recommended.

•TheM.2solid-statedrivebuiltintoyourcomputercanbeprotectedbyUEFIBIOS.T oprovidereliable
security,usethesecuritychipandasecurityprogramwiththeTrustedPlatformModule(TPM)
managementfeature.See“Settingthesecuritychip”onpage53.

•IfaDiskEncryptionstoragedriveisinstalledinyourcomputer,ensuretoprotectthecontentsofyour
computerfromunauthorizedaccessbyuseofdriveencryptionsoftware,suchasMicrosoftWindows
BitLocker

®

DriveEncryption.

•Beforeyoudisposeof,sell,orhandoveryourcomputer,deletethedatastoredonit.Formoreinformation,
see“Deletingdatafromyourstoragedrive”onpage56.

UsingWindowsBitLockerDriveEncryption

Tohelpprotectyourcomputeragainstunauthorizedaccess,usethedriveencryptionsoftware,suchas
WindowsBitLockerDriveEncryption.

WindowsBitLockerDriveEncryption(referredtoasBitLocker)isanintegralsecurityfeatureofsomeeditions
oftheWindowsoperatingsystem.Itcanhelpyouprotecttheoperatingsystemanddatastoredonyour
computer,evenifyourcomputerislostorstolen.BitLockercanencryptalluserandsystemfiles,including
theswapandhibernationfiles.

BitLockerusestheTPMtoprovideenhancedprotectionforyourdataandtoensureearlybootcomponent
integrity.AcompatibleTPMisdefinedasaV2.0TPM.

TochecktheBitLockerstatus,gotoControlPanel,viewControlPanelbyCategory,andclickSystemand
Security➙BitLockerDriveEncryption.

Formoreinformation,seethehelpsystemoftheWindowsoperatingsystem,orsearchfor“Microsoft
WindowsBitLockerDriveEncryptionStep-by-StepGuide”ontheMicrosoftWebsite.

DiskEncryptionsolid-statedrive

SomemodelsmightcontaintheDiskEncryptionsolid-statedrive.Thisencryptiontechnologyhelpsto
protectyourcomputeragainstsecurityattacksonmedia,NANDflash,ordevicecontrollersbyuseofa
hardwareencryptionchip.Fortheefficientuseoftheencryptionfeature,setaharddiskpasswordforthe
internalstoragedrive.

Settingthesecuritychip

Strictsecurityrequirementsareimposedonnetworkclientcomputersthattransferconfidentialinformation
electronically.Dependingontheoptionsyouordered,yourcomputermighthaveanembeddedsecuritychip
(acryptographicmicroprocessor).Withthesecuritychip,youcandothefollowing:

•Protectyourdataandsystem

•Strengthenaccesscontrols

•Securecommunications

Beforeyoustart,printtheseinstructions.

TosetanitemontheSecurityChipsubmenu,dothefollowing:

1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.

2.SelectSecurity➙SecurityChipbyusingthedirectionalkeys.

3.PressEnter.TheSecurityChipsubmenuopens.

Chapter5.Security53

4.Movetoanitemyouwanttosetbyusingthedirectionalkeys.Whentheitemishighlighted,pressEnter.

5.Setotheritemsthatyouwanttoset.

6.PressF10.ASetupConfirmationwindowisdisplayed.SelectYestosavetheconfigurationchanges
andexit.

Notes:

•EnsurethatthesupervisorpasswordhasbeensetinThinkPadSetup.Otherwiseanyonecanchangethe
settingsforthesecuritychip.

•Whenyouclearthesecuritychip,turnoffyourcomputerandthenturnitonagainafteryousetthe
securitychiptoActive.Otherwise,theClearSecurityChipoptionisnotdisplayed.

Usingthefingerprintreader

Dependingonthemodel,yourcomputermighthaveafingerprintreader.Fingerprintauthenticationcan
replaceyourpasswords,suchastheWindowspassword,power-onpassword,andharddiskpassword.In
thisway,youcanlogintoyourcomputersimplyandsecurely.

Youcansetthefingerprintreaderinthefingerprintprogramifavailable.Youalsocanchangethesettings
intheThinkPadSetupprogram.TochangethesettingsintheThinkPadSetupprogram,see“Configuring
ThinkPadSetup”onpage60.

Enrollingyourfingerprints

Toenablefingerprintauthentication,enrollyourfingerprintsfirst.Duringtheenrollment,thefingerprintsare
associatedwiththeWindowspasswordautomatically.Itisrecommendedthatyouenrollmorethanone
fingerprintincaseofanyinjuriestoyourfingers.

Toenrollyourfingerprints,dothefollowing:

1.OpentheStartmenuandthenclickSettings➙Accounts➙Sign-inoptions.

2.Followtheinstructionsonthescreentofinishtheenrollment.

Scanningyourfinger

Toscanyourfinger,tapthefingerprintreaderwiththetopjointofyourfingerandholdyourfingertherefor
oneortwosecondswithalittlepressure.Thenliftthefingertocompleteonescan.

54Yoga370UserGuide

Fingerprintreaderindicator

1Off:Thefingerprintreaderisnotreadyfortapping.

2Solidgreen:Thefingerprintreaderisreadyfortapping.

3Amber,blinking:Thefingerprintcannotbeauthenticated.

Associatingyourfingerprintswithyourpower-onpasswordandharddiskpassword

Toassociateyourfingerprintswithyourpower-onpasswordandharddiskpassword,manuallycreatea
connectionbydoingthefollowing:

1.T urnoffandthenturnonthecomputer.

2.Whenprompted,scanyourfingeronthefingerprintreader.

3.Enteryourpower-onpassword,harddiskpassword,orbothasrequired.Theconnectioniscreated.

Whenyoustartthecomputeragain,youcanuseyourfingerprintstologintothecomputerwithnoneedto
enteryourWindowspassword,power-onpassword,andharddiskpassword.

Attention:Ifyoualwaysuseyourfingerprinttologintothecomputer,youmightforgetyourpasswords.
Writedownyourpasswords,andkeeptheminasafeplace.Ifyouforgetyourpower-onpassword,
youmusttakeyourcomputertoaLenovo-authorizedserviceroramarketingrepresentativetohavethe
passwordcanceled.Ifyouforgetyourharddiskpassword,Lenovocannotresetyourpasswordorrecover
datafromthestoragedrive.Y oumusttakeyourcomputertoaLenovo-authorizedserviceroramarketing
representativetohavethestoragedrivereplaced.Proofofpurchaseisrequired,andafeewillbecharged
forpartsandservice.

Maintainingthefingerprintreader

Thefollowingactionscoulddamagethefingerprintreaderorcauseitnottoworkproperly:

•Scratchingthesurfaceofthereaderwithahard,pointedobject

•Scrapingthesurfaceofthereaderwithyourfingernailoranythinghard

•Usingortouchingthereaderwithadirtyfinger

Ifyounoticeanyofthefollowingconditions,gentlycleanthesurfaceofthereaderwithadry,soft,lint-free
cloth:

•Thesurfaceofthereaderisdirtyorstained.

•Thesurfaceofthereaderiswet.

•Thereaderoftenfailstoenrollorauthenticateyourfingerprint.

Chapter5.Security55

Ifyourfingerhasanyofthefollowingconditions,youmightnotbeabletoregisterorauthenticateit:

•Y ourfingeriswrinkled.

•Y ourfingerisrough,dry,orinjured.

•Y ourfingerisstainedwithdirt,mud,oroil.

•Thesurfaceofyourfingerisdifferentfromtheonewhenyouenrolledyourfingerprint.

•Y ourfingeriswet.

•Y ourfingerthatyouarecurrentlyusinghasnotbeenenrolledbefore.

Toimprovethesituation,trythefollowing:

•Cleanorwipeyourhandstoremoveanyexcessdirtormoisturefromthefingers.

•Enrollanduseadifferentfingerforauthentication.

Deletingdatafromyourstoragedrive

Someofthedatastoredonthestoragedrivemightbesensitive.Handingyourcomputerovertosomeone
elsewithoutdeletingtheinstalledsoftware,suchasoperatingsystemsandprograms,mightevenviolate
thelicenseagreements.Besuretodeletedatastoredonthestoragedrivebeforeyoudisposeof,sell,
orhandoveryourcomputer.

Youcanusethefollowingmethodstodeletedatafromthestoragedrive:

•MovethedatatotheRecycleBin,andthenemptytheRecycleBin.

•Formatyourstoragedrive,usingthesoftwaretoinitializeit.

•UsetherecoveryprogramprovidedbyLenovotobringthestoragedrivebacktothefactorydefault
settings.

Theseoperations,however,onlychangethefilelocationofthedata;theydonotdeletethedataitself.The
dataisstillthere,eventhoughitseemstobelost.Thus,itissometimespossibletoreadthedatabyuseof
specialsoftwarefordatarecovery.Thereisariskthatpeopleofbadfaithmightreadandmisusethecritical
dataonstoragedrivesforunexpectedpurposes.

Topreventleakageofdata,itisimportantthatyoudeleteallthedatafromtheharddiskdrivewhenyou
disposeof,sell,orhandoveryourcomputer.Y oucandestroythedataphysicallybysmashingtheharddisk
drivewithahammer,ormagneticallybymeansofstrongmagneticpower,thusmakingthedataunreadable.
Butitisrecommendedthatyouusethesoftware(payware)orservice(payservice)developedforthat
purpose.Theprocessmighttakeseveralhours.

Fordisposingofdataonthesolid-statedrive,LenovoprovidestheDriveEraseUtilityforResettingthe
CryptographicKeyandErasingtheSolidStateDrivetool.Fordisposingofdataontheharddiskdrive,Lenovo
providestheSecureDataDisposal™tool.Gotohttp://www.lenovo.com/supporttodownloadthetool.

SomecomputersmightsupportaDiskEncryptionharddiskdriveorEncryptionsolid-statedriveandhave
suchadriveinstalled.Youcanlogicallydisposeofallthedataonthedriveinashorttimebyerasingthe
cryptographickey.Thedataencryptedwiththeoldkeyisnotphysicallyerasedbutremainsonthedrive;
however,itcannotbedecryptedwithouttheoldkey.ThisfeatureisalsoavailablewiththeDriveEraseUtility
forResettingtheCryptographicKeyandErasingtheSolidStateDrivetool.

Usingfirewalls

Ifyoursystemispreinstalledwithafirewallprogram,itprotectsagainstcomputerInternetsecuritythreats,
unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.

56Yoga370UserGuide

Formoreinformationabouthowtousethefirewallprogram,seethehelpsystemthatcomeswiththe
program.

Protectingdataagainstviruses

Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.

Formoreinformationaboutyourantivirussoftware,seethehelpsystemofyourantivirussoftware.

Chapter5.Security57

58Yoga370UserGuide

Chapter6.Advancedconfiguration

Thischapterprovidesinformationtohelpyoufurtherconfigurethecomputer:

InstallingtheWindows10operatingsystem

Insomesituations,youmightneedtoinstallanewoperatingsystem.Thistopicprovidesinstructions
onhowtoinstallaWindows10operatingsystem.

Beforeyoustart,printtheseinstructions.

Attention:Theprocessofinstallinganewoperatingsystemdeletesallthedataonyourinternalstorage
drive,includingthedatathatwerestoredinahiddenfolder.

ToinstalltheWindows10operatingsystem,dothefollowing:

1.Connectthedrivethatcontainstheoperatingsysteminstallationprogramtothecomputer.

2.StarttheThinkPadSetupprogram.See“UsingtheThinkPadSetupprogram”onpage60.

3.SelectStartup➙BoottodisplaytheBootPriorityOrdersubmenu.

4.Selectthedrivethatcontainstheoperatingsysteminstallationprogram,forexample,USBHDD.
ThenpressEsc.

5.SelectRestartandensurethatOSOptimizedDefaultsisenabled.ThenpressF10tosavethesettings
andexittheThinkPadSetupprogram.

6.Followtheon-screeninstructionstoinstallthedevicedriversandnecessaryprograms.See“Installing
devicedrivers”onpage59.

7.Afterinstallingthedevicedrivers,applyWindowsUpdatetogetthelatestmodules,forexamplethe
securitypatches.

8.Dependingonyourpreference,installLenovoprograms.

Note:Afterinstallingtheoperatingsystem,donotchangetheinitialUEFI/LegacyBootsettinginthe
ThinkPadSetupprogram.Otherwise,theoperatingsystemwillnotstartcorrectly.

WhenyouinstalltheWindows10operatingsystem,youmightneedoneofthefollowingcountryorregion
codes:

CountryorregionCodeCountryorregionCode

ChinaSC

DenmarkDKNorway

FinlandFI

FranceFR

GermanyGR

ItalyIT

JapanJP

NetherlandsNL

SpainSP

SwedenSV

TaiwanandHongKong

UnitedStatesUS

NO

TC

Installingdevicedrivers

Devicedriversareprogramsthatcontaininstructionsfortheoperatingsystemabouthowtooperateor
“drive”acertainpieceofhardware.Eachhardwarecomponentonyourcomputerhasitsownspecific

©CopyrightLenovo2017

59

driver.Ifyouaddacomponent,theoperatingsystemmustbeinstructedonhowtooperatethatpieceof
hardware.Afteryouinstallthedriver,theoperatingsystemcanrecognizethehardwarecomponentand
understandhowtouseit.

Note:Becausedriversareprograms,likeanyotherfileonyourcomputer,theyaresusceptibletocorruption
andmightnotperformproperlyifcorruptionoccurs.

Itisnotalwaysnecessarytodownloadthelatestdrivers.However,youshoulddownloadthelatestdriverfor
acomponentwhenyounoticepoorperformancefromthatcomponentorwhenyouaddedacomponent.
Thisactionmighteliminatethedriverasthepotentialcauseofaproblem.

GettingthelatestdriversfromtheWebsite

YoucandownloadandinstallupdateddevicedriversfromtheLenovoSupportWebsitebydoingthe
following:

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

2.Selecttheentryforyourcomputerandthenfollowtheinstructionsonthescreentodownloadand
installnecessarysoftware.

GettingthelatestdriversusingLenovoCompanion

ThesystemupdatefunctionofLenovoCompanionhelpsyoukeepthesoftwareonyourcomputer
up-to-date.UpdatepackagesarestoredonLenovoserversandcanbedownloadedfromtheLenovo
SupportWebsite.Updatepackagescancontainapplications,devicedrivers,UEFIBIOSflashes,orsoftware
updates.WhenLenovoCompanionconnectstotheLenovoSupportWebsite,theprogramautomatically
recognizesthefollowinginformationanddetermineswhatupdatesareavailableforyourcomputer:

•Machinetypeandmodelofyourcomputer

•Installedoperatingsystem

•Languageoftheoperatingsystem

LenovoCompanionthendisplaysalistofupdatepackagesandcategorizeseachupdateascritical,
recommended,oroptionaltohelpyouunderstandtheimportance.Youhavecompletecontrolofwhich
updatestodownloadandinstall.Afteryouselecttheupdatepackagesyouwant,LenovoCompanion
automaticallydownloadsandinstallstheupdates.

LenovoCompanionispreinstalledonyourcomputerandisreadytorun.Theonlyprerequisiteisanactive
Internetconnection.Youcanstarttheprogrammanually,oryoucanusetheschedulefeaturetoenable
theprogramtosearchforupdatesautomaticallyatspecifiedintervals.Y oualsocanpredefinescheduled
updatestosearchbythecriticalseveritylevelsothelistyouchoosefromcontainsonlythoseupdate
typesthatyouneed.

FormoreinformationabouthowtouseLenovoCompanion,seethehelpsystemoftheprogram.

UsingtheThinkPadSetupprogram

TheThinkPadSetupprogramenablesyoutoselectthepreferredsettingsforyourcomputerthrough
configuringtheBIOS.

ConfiguringThinkPadSetup

TheThinkPadSetupprogrammenulistsvariousitemsaboutsystemconfiguration.

Attention:Thedefaultconfigurationsarealreadyoptimizedforyou.Improperchangeoftheconfigurations
mightcauseunexpectedresults.

60Yoga370UserGuide

ToconfigureThinkPadSetup,dothefollowing:

1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1.TheThinkPadSetupprogramstarts.

Note:Ifyouarerequiredtoenterthesupervisorpassword,enterthecorrectpassword.Y oualsocan
pressEntertoskipthepasswordpromptandstarttheThinkPadSetupprogram.Ifyoudonotenterthe
password,youcannotchangetheconfigurationsthatareprotectedbythesupervisorpassword.

2.Usethearrowkeystoselectatab;orusethearrowkeystolocateanitemandpressEntertoselect
it.Thenthesupportedsubmenuisdisplayed.

3.Defaultvaluesareinboldface.Setthevalueofanitembydoingoneofthefollowing:

•PressF6tochangetoahighervalue.

•PressF5tochangetoalowervalue.

4.PresstheEsckeytoexitthesubmenuandreturntotheparentmenu.Thenusethesamemethod
mentionedabovetochangeotherconfigurations.

5.Whenyoucompletetheconfiguration,pressF10tosaveandexit.Y oualsocanselecttheRestarttabin
theThinkPadSetupmenu,andrestartyourcomputerwithoneoftheprovidedoptions.

YoucanpressF9torestoretothedefaultsettings.

Changingthestartupsequence

Insomecases,youmighthavetochangethestartupsequencesothatthecomputerstartsfromadesired
devicewhenpoweredon.Readthistopictolearnhowtochangethecomputerstartupsequence.

Attention:

•Afteryouchangethestartupsequence,ensurethatyouselectthecorrectdeviceduringacopy,asave,or
aformatoperation.Ifyouselectthewrongdevice,thedataonthatdevicemightbeerasedoroverwritten.

•IfyouareusingtheWindowsBitLockerDriveEncryptionfeatureandyourcomputerhasaT rusted
PlatformModule,donotchangethestartupsequence.BitLockerDriveEncryptionlocksthecomputer
whenitdetectsthechangeofstartupsequence.

Tochangethestartupsequence,dothefollowing:

1.AccesstheThinkPadSetupprogramandselectStartup➙Boot.ThenpressEnter.Thedefaultdevice
orderlistisdisplayed.

2.Setthestartupsequenceasyoudesired.

3.PressF10tosavethechangesandrestartthesystem.

Youalsocanchangethestartupsequencetemporarilybydoingthefollowing:

1.T urnoffthecomputer.

2.T urnonthecomputer.Whenthelogoscreenisdisplayed,presstheF12key.

3.Selectthedevicethatyouwantthecomputertostartfrom.ThenpressEnter.

Note:TheBootmenuwillbedisplayedifthecomputercannotstartfromanydevicesortheoperating
systemcannotbefound.

UpdatingtheUEFIBIOS

TheUEFIBIOSisthefirstprogramthatthecomputerrunswhenthecomputeristurnedon.TheUEFIBIOS
initializesthehardwarecomponents,andloadstheoperatingsystemandotherprograms.

Chapter6.Advancedconfiguration61

Whenyouinstallanewprogram,devicedriver,orhardwarecomponent,youmightbeinformedtoupdate
theUEFIBIOS.Y oucanupdatetheUEFIBIOSbystartingyourcomputerfromaflashupdatediscoraflash
updateprogramrunningintheWindowsenvironment.

Therequirementsforflashupdateareasfollows:

•ThecomputermustbestartedoverLAN.

•ThecomputermustbeengagedinthePrebooteXecutionEnvironment(PXE).

•Anetwork-managementprogrammustbeinstalledonthecomputerofthenetworkadministrator.

ForinstructionsonhowtoupdatetheUEFIBIOS,gotohttp://www.lenovo.com/support.

BIOSmenu

ThistopicintroducesthefollowingBIOSmenusofyourcomputer:

•Mainmenu

•Configmenu

•Date/Timemenu

•Securitymenu

•Startupmenu

•Restartmenu

Note:Dependingonthemodelandoperatingsystem,themenuitemsandthedefaultvaluemightchange
withoutnotice.

Mainmenu

WhenyouentertheThinkPadSetupprogram,youfirstseetheMainmenuasfollows:

Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvalue

mightvary.

•UEFIBIOSVersion

•UEFIBIOSDate

•EmbeddedControllerVersion

•MEFirmwareVersion

•MachineTypeModel

•System-unitserialnumber

•Systemboardserialnumber

•AssetTag

•CPUType

•CPUSpeed

•InstalledMemory

•UUID

•MACAddress(InternalLAN)

•Preinstalledoperatingsystemlicense

•UEFISecureBoot

•OA3ID

•OA2

62Yoga370UserGuide

Configmenu

Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvalue

mightvary.

Network

•WakeOnLAN
Values:Disabled,AConly,ACandBattery
Description:Thenetworkadministratorcanturnonacomputerfromamanagementconsolebyusing

theWakeonLANfeature.IfyouselectACOnly,theWakeonLANfeatureisenabledonlywhentheac
poweradapterisattached.IfyouselectACandBattery,theWakeonLANfeatureisenabledwithany
powersources.

Notes:

–ThemagicpackettypeWakeonLANrequiresthattheacpowerisattached.
–TheWakeonLANfeaturedoesnotworkwhentheharddiskpasswordisset.

•EthernetLANOptionROM
Values:Disabled,Enabled
Description:TheEthernetLANOptionROMenablesthestartupfromanintegratednetworkdevice.This

menuisdisplayedonlyinLegacyOnlybootmodeorBothbootmodewithLegacyfirst.

•UEFIIPv4NetworkStack
Values:Disabled,Enabled
Description:EnableordisableInternetProtocolVersion4(IPv4)networkstackforUEFIenvironment.This

menuisdisplayedonlyinUEFIOnlybootmodeorBothbootmodewithUEFIfirst.

•UEFIIPv6NetworkStack
Values:Disabled,Enabled
Description:EnableordisableInternetProtocolVersion6(IPv6)networkstackforUEFIenvironment.This

menuisdisplayedonlyinUEFIOnlybootmodeorBothbootmodewithUEFIfirst.

•UEFIPXEBootPriority
Values:IPv6First,IPv4First
Description:SelectnetworkstackpriorityforUEFIPXEboot.ThismenuisdisplayedonlyinUEFIOnly

bootmodeorBothbootmodewithUEFIfirst,whenIPv6andIPv4stacksarebothenabled.

•WakebyWiGigDock
Values:Disabled,Enabled
Description:Enableordisablethewake-upfunctionoftheThinkPadWiGigDock.

•WirelessAutoDisconnection
Values:Disabled,Enabled
Descriptions:EnableordisabletheWirelessAutoDisconnectionfeaturewhentheEthernetcableis

attached.IfyouselectEnabled,theWirelessLANandWiGigfunctionsareautomaticallyturnedoff
whentheEthernetcableisattached.

Note:TheWirelessAutoDisconnectionfeatureisnotsupportedfortheEthernetconnectionthrougha
USBport.

•MACaddressPassThrough
Values:Disabled,Enabled
Descriptions:EnableordisabletheMACAddressPassThroughfunctionwhenadockisattached.Ifyou

selectEnabled,thedockEthernetwillusethesameMACaddressastheinternalEthernetLAN.

Chapter6.Advancedconfiguration63

USB

•USBUEFIBIOSSupport
Values:Disabled,Enabled
Description:EnableordisablethebootsupportforUSBstoragedevices.

•AlwaysOnUSB
Values:Disabled,Enabled
Description:Bydefault,theAlwaysOnUSBconnectorenablesyoutochargesomemobiledigitaldevices

inalllowpowerstateswhenthecomputerisconnectedtoacpower.Ifthecomputerisworkingonbattery
power,youcanenablethisfunctiontochargedevicesinsleepmodewithbatterypoweronly.

Note:USB-wake-upfunctionisnotsupportedonAlwaysOnUSBconnectors.

•-ChargeinBatteryMode
Values:Disabled,Enabled
Description:Whenthecomputerisworkingonbatterypower,selectEnabledtochargedevicesthrough

theAlwaysOnUSBconnectorevenwhenthecomputeristurnedofforinhibernationmode.

Keyboard/Mouse

•T rackPoint
Values:Disabled,Enabled
Description:Enableordisablethebuilt-inTrackPointpointingdevice.

Note:Ifyouwanttouseanexternalmouse,selectDisabled.

•T rackpad
Values:Disabled,Enabled
Description:Enableordisablethebuilt-intrackpad.

Note:Ifyouwanttouseanexternalmouse,selectDisabled.

•FnandCtrlkeyswap
Values:Disabled,Enabled
Description:IfyouselectEnabled,theFnkeyworksastheCtrlkeyandtheCtrlkeyworksastheFnkey.

•FnStickykey
Values:Disabled,Enabled
Description:IfyouselectEnabled,youcanpresstheFnkey(insteadofpressandhold)tokeepit

inapressedcondition.Thenpressthefunctionkeyyouwant.Theactionisequivalenttopressing
thefunctionkeysimultaneouslywiththeFnkey.

•F1–F12asprimaryfunction
Values:Disabled,Enabled
Description:IfyouselectEnabled,pressingthefunctionkeysdirectlyinputsF1–F12.Ifyouselect

Disabled,pressingthefunctionkeysdirectlyinitiatesthespecialfunctionprintedasanicononeach
key.Totemporarilyswitchtheabovetwofunctions,pressFn+Esc.

Display

•BootDisplayDevice
Values:ThinkPadLCD,ExternalDisplay

64Yoga370UserGuide

Description:Selectthedisplaydevicethatyouwanttoactivateatboottime.Thisselectioniseffectivefor
boottime,passwordprompt,andThinkPadSetup.

•T otalGraphicsMemory
Values:256MB,512MB
Description:AllocatethetotalmemorywhichIntelinternalgraphicsshares.

Note:Ifyouselect512MB,themaximumusablememorymightbereducedonthe32–bitoperating
system.

•BootTimeExtension
Values:Disabled,1second,2seconds,3seconds,5seconds,10seconds,
Description:Duringthebootprocess,thecomputermightnotdetecttheexternalmonitorsthatneed

moretimetogetready.Selecthowlongyouwanttoextendthebootprocess.

Power

•IntelSpeedStep

®

technology

Values:Disabled,Enabled
Description:SelectthemodeofIntelSpeedSteptechnologyatruntime.

•AdaptiveThermalManagement
Values:MaximizePerformance,Balanced
Description:Selectathermalmanagementschemetouse.Theschemeaffectsfansound,temperature,

andperformance.

•CPUPowerManagement
Values:Disabled,Enabled
Description:Enableordisablethepower-savingfeaturethatstopsthemicroprocessorclockautomatically

whentherearenosystemactivities.Normally,itisnotnecessarytochangethesetting.

•PowerOnwithACAttach
Values:Disabled,Enabled
Description:Enableordisableafeaturethatturnsonthecomputerwhentheacpoweradapterisattached.

•DisableBuilt-inBattery
Description:Temporarilydisablethebuilt-inbattery.Afterselectingthisitem,thecomputerwillbe

automaticallyturnedoff.Thebuilt-inbatterywillbeautomaticallyactivatedwhenacpowerisconnected
again.

BeepandAlarm

•PasswordBeep
Values:Disabled,Enabled
Description:Enableordisableabeepwhenthecomputeriswaitingforapower-on,harddisk,or

supervisorpassword.Differentbeepsremindyouthatthepasswordyouenteredisrightorwrong.

•KeyboardBeep
Values:Enabled,Disabled
Description:Enableordisableabeepwhenunmanageablekeycombinationsarepressed.

Thunderbolt(TM)3

•WakebyThunderbolt(TM)3
Values:Disabled,Enabled

Chapter6.Advancedconfiguration65

Descriptions:EnableordisableWakeFeaturewithThunderbolt(TM)3Port.IfyouselectEnabled,the
batterylifeduringthelowpowerstatusmightbecomeshorter.

•Securitylevel
Values:NoSecurity,UserAuthorization,SecureConnect,DisplayPortandUSB
Descriptions:Selectthesecuritylevel.

•Thunderbolt(TM)device
Values:Disabled,Enabled
Descriptions:Enableordisablepre-OSsupportforThunderbolt(TM)devicesattachedtotheThunderbolt

(TM)3port.T ouseadeviceinthepre-bootenvironment,authorizeitintheoperatingsystemorsetthe
SecurityleveltoNoSecurity.Tobootfromadevice,configureitbyselectingStartup➙Boot.

•USBdevice
Values:Disabled,Enabled
Descriptions:Enableordisablepre-OSsupportforUSBdevicesattachedtotheThunderbolt(TM)3port.

Touseadeviceinthepre-bootenvironment,authorizeitintheoperatingsystemorsettheSecuritylevel
toNoSecurity.T obootfromadevice,configureitbyselectingStartup➙Boot.

IntelAMT

•Intel(R)AMTControl
Values:Disabled,Enabled,PermanentlyDisabled
Description:IfyouselectEnabled,IntelAMT(ActiveManagementT echnology)isconfiguredand

additionalsetupitemsareprovidedinMEBx(ManagementEngineBIOSExtension)Setup.Ifyouselect

PermanentlyDisabled,youcanneverenableitagain.Becautiouswhenyoumaketheselection.

Note:Y oucanentertheMEBxSetupmenubypressingCtrl+PintheStartupInterruptMenuwindow.To

displaytheStartupInterruptMenuwindow,pressEnterduringthepower-onself-test(POST).

•USBKeyProvisioning
Values:Disabled,Enabled
Description:EnableordisabletheUSBkeyprovisioningfunction.

•CIRATimeout
Values:0–255
Description:SetthetimeoutoptionfortheCIRAconnectiontobeestablished.Selectablevaluesare

from1to255.Ifyouselect0,use60secondsasthedefaulttimeoutvalue.Ifyouselect255,thewaiting
timeforestablishingaconnectionisunlimited.

Note:Thedefaultvalueis60seconds.

•ConsoleType
Values:PCANSI,VT100+,PC-ANSI,VT-UTF8
Description:SelecttheconsoletypeforAMT .ThisconsoletypemustmatchtheIntelAMTremoteconsole.

Date/Timemenu

Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvalue

mightvary.

•SystemDate
Descriptions:Setorchangethedateofthesystem.

•SystemTime
Descriptions:Setorchangethetimeofthesystem.

66Yoga370UserGuide

Securitymenu

Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvalue

mightvary.

Password

•SupervisorPassword
Values:Disabled,Enabled
Descriptions:Setasupervisorpasswordtopreventunauthorizedusersfromchangingthestartup

sequence,networkrelatedsettings,andsystemdateandtime.Formoreinformation,see“Passwords
introduction”onpage51.

•LockUEFIBIOSSettings
Values:Disabled,Enabled
Descriptions:EnablethisoptiontopreventunauthorizedusersfromchanginganysettingsinThinkPad

Setup.Tousethisfunction,asupervisorpasswordisrequired.

•PasswordatUnattendedBoot
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,apasswordpromptisdisplayedwhenthecomputeristurned

onbyanunattendedeventsuchasaWakeonLANattempt.Topreventunauthorizedaccess,settheuser
authenticationontheoperatingsystem.

•PasswordatRestart
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,apasswordpromptisdisplayedwhenyourestartthe

computer.Topreventunauthorizedaccess,settheuserauthenticationontheoperatingsystem.

•PasswordatBootDeviceList
Values:Disabled,Enabled
Descriptions:Ifyouenablethisoption,thesupervisorpasswordisrequiredwhenyoutrytoenterthe

BootmenubyrepeatedlypressingF12.T ousethisfunction,asupervisorpasswordmustbeset.

•PasswordCountExceededError
Values:Disabled,Enabled
Descriptions:EnablethisoptiontodisplaythePOST0199errormessagewhenyouenterawrong

supervisorpasswordmorethanthreetimes.

•SetMinimumLength
Values:Disabled,xcharacters(4≤x≤12)
Descriptions:Specifyaminimumlengthforpower-onpasswordsandharddiskpasswords.Ifasupervisor

passwordisset,youcannotchangetheminimumlengthuntilyouloginasasupervisor.

•Power-OnPassword
Values:Disabled,Enabled
Descriptions:Setapower-onpasswordtoprotectthecomputerfromunauthorizedaccess.Formore

information,see“Passwordsintroduction”onpage51.

•HardDisk1Password
Values:Disabled,Enabled
Descriptions:Setaharddiskpasswordtopreventunauthorizedusersfromaccessingdataontheinternal

storagedrive.Formoreinformation,see“Passwordsintroduction”onpage51.

Chapter6.Advancedconfiguration67

Fingerprint

•PredesktopAuthentication
Values:Disabled,Enabled
Descriptions:Enableordisablefingerprintauthenticationbeforetheoperatingsystemisloaded.

•ReaderPriority
Values:External➙Internal,InternalOnly
Descriptions:Ifyourcomputerhasaninternalfingerprintreaderandanattachedexternalfingerprint

reader,usethisoptiontospecifythefingerprintreaderpriority.

•SecurityMode
Values:Normal,High
Descriptions:Ifthefingerprintisnotauthenticated,youcanenterapasswordinstead.Ifyouhave

selectedNormal,entereitherthepower-onpasswordorthesupervisorpassword;ifyouhaveselected
High,supervisorpasswordmustbeentered.

•PasswordAuthentication
Values:Disabled,Enabled
Descriptions:Enablethisoptiontousepasswordauthenticationwhenfingerprintsarenotavailable.This

itemisdisplayedifSecurityModeissettoHigh.

•ResetFingerprintData
Value:Enter
Descriptions:Usethisoptiontoeraseallfingerprintdatastoredinthefingerprintreaderandresetthe

settingstothefactorydefaultstate.Asaresult,anypower-onsecurityfeaturespreviouslyenabledwillnot
workuntiltheyarere-enabledinthefingerprintsoftware.

SecurityChip

•SecurityChipType
Values:TPM2.0
Descriptions:YoucanuseadiscreteT rustedPlatformModule(TPM)chipwithTPM2.0mode.

•SecurityChip
Values:Disabled,Enabled
Descriptions:Enableordisablethesecuritychip.

•SecurityReportingOptions

–SMBIOSReporting

Values:Disabled,Enabled
Descriptions:EnableordisablethefeaturethatreportstheSMBOSdata.Thisoptionisdisplayedonly

ifSecurityChipisEnabled.

•ClearSecurityChip
Descriptions:Usethisoptiontocleartheencryptionkey.

•Intel(R)TXTFeature:
Values:Disabled,Enabled
Descriptions:EnableordisabletheIntelTrustedExecutionTechnology.

•PhysicalPresenceforClear
Values:Disabled,Enabled

68Yoga370UserGuide

Descriptions:Ifthisoptionisenabled,aconfirmationmessageisdisplayedwhenyouclearthesecurity
chip.

UEFIBIOSUpdateOption

•FlashBIOSUpdatingbyEnd-Users
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,alluserscanupdatetheUEFIBIOS.Ifyoudisablethisoption,

onlythepersonwhoknowsthesupervisorpasswordcanupdatetheUEFIBIOS.

•SecureRollBackPrevention
Values:Disabled,Enabled
Descriptions:Whenthisoptionisdisabled,youcanflashtheUEFIBIOStoearlierversion.

MemoryProtection

•ExecutionPrevention
Values:Disabled,Enabled
Descriptions:Somecomputervirusesandwormscausememorybufferstooverflow.Byenablingthis

option,youcanprotectyourcomputeragainstattacksfromsuchvirusesandworms.Iftheoptionis
enabledbutyoufindthataprogramdoesnotrunproperly,disablethisoptionfirstandthenresetthe
settings.

Virtualization

•IntelVirtualizationT echnology
Values:Disabled,Enabled
Descriptions:Ifthisoptionisenabled,aVirtualMachineMonitor(VMM)canutilizetheadditionalhardware

capabilitiesprovidedbyIntelVirtualizationTechnology.

•IntelVT-dFeature
Values:Disabled,Enabled
Descriptions:IntelVT-dstandsforIntelVirtualizationT echnologyforDirectedI/O.Whenenabled,aVMM

canutilizetheplatforminfrastructureforI/Ovirtualization.

I/OPortAccess

Descriptions:Usethissubmenutoenableordisablethefollowinghardwarefeatures:

•EthernetLAN

•WirelessLAN

•WirelessWAN

•Bluetooth

•USBconnector

•Memorycardslot

•Integratedcamera

•Microphone

•Fingerprintreader

•Thunderbolt

•NFCdevice

•WiGig

Chapter6.Advancedconfiguration69

InternalDeviceAccess

•BottomCoverT amperDetection
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,supervisorpasswordisrequiredwhenabottomcovertamper

isdetected.Thisoptionisnotfunctionaluntilasupervisorpasswordisset.

•InternalStorageT amperDetection
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,removinganyinternalstoragedevicewhenyourcomputerisin

sleepmodewillbedetected.Ifyouremovetheinternalstoragedevicewhilethecomputerisinsleep
mode,thecomputerwillshutdownwhenyouwakeitup,andanyunsaveddatawillbelost.

Anti-Theft

•ComputraceModuleActivation
Values:Disabled,Enabled,PermanentlyDisabled
Descriptions:EnabletheUEFIBIOSinterfacetoactivatethecomputracemodule.Computraceisan

optionalmonitoringservicefromAbsoluteSoftware.IfyouselectPermanentlyDisabled,youcannot
enablethissettingagain.

SecureBoot

•SecureBoot
Values:Disabled,Enabled
Descriptions:Enablethisoptiontopreventunauthorizedoperatingsystemsfromloadingwhenyou

turnonthecomputer.

•PlatformMode
Values:SetupMode,UserMode
Descriptions:Specifythesystemoperatingmode.

•SecureBootMode
Values:StandardMode,CustomMode
Descriptions:SpecifytheSecureBootmode.

•ResettoSetupMode
Descriptions:UsethisoptiontoclearthecurrentplatformkeyandresetPlatformModetoSetupMode.

•RestoreFactoryKeys
Descriptions:UsethisoptiontorestoreallkeysandcertificatesinSecureBootdatabasestothe

factorydefaults.

•ClearAllSecureBootKeys
Descriptions:UsethisoptiontoclearallkeysandcertificatesinSecureBootdatabasesandinstall

yourownkeysandcertificates.

Intel(R)SGX

•Intel(R)SGXControl
Values:Disabled,Enabled,SoftwareControlled
Descriptions:EnableordisabletheIntelSoftwareGuardExtensions(SGX)function.Ifyouselect

SoftwareControlled,SGXwillbecontrolledbytheoperatingsystem.

•ChangeOwnerEPOCH
Value:Enter

70Yoga370UserGuide

Descriptions:ChangeOwnerEPOCHtoarandomvalue.UsethisoptiontoclearSGXuserdata.

DeviceGuard

•DeviceGuard
Values:Disabled,Enabled
Descriptions:ThisoptionisusedtosupportMicrosoftDeviceGuard.
Whenthisoptionisenabled,IntelVirtualizationTechnology,IntelVT-dFeature,SecureBoot,andOS

OptimizedDefaultsareautomaticallyenabled.Bootorderisnotselectable.T ocompletetheconfiguration
ofDeviceGuard,youhavetosetasupervisorpassword.

Whenthisoptionisdisabled,thesetupoptionsareconfigurableandyoucanchooseanybootoptions
tostartthecomputer.

Startupmenu

Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvalue

mightvary.

•Boot
Descriptions:Definethestartupsequence.

•NetworkBoot
Descriptions:SelectthebootdevicewhenthesystemwakesfromLAN.IfWakeOnLANisenabled,the

networkadministratorcanturnonallofthecomputersinaLANremotelythroughnetworkmanagement
software.

•UEFI/LegacyBoot
Values:Both,UEFIOnly,LegacyOnly
Descriptions:Definethesystembootcapability.

•BootMode
Values:Quick,Diagnostics
Descriptions:DefinewhichscreenisdisplayedduringthePOST,thelogoscreenorthetextmessage

screen.

•OptionKeyDisplay
Values:Disabled,Enabled
Descriptions:Ifyoudisablethisoption,the“T ointerruptnormalstartup,pressEnter.”messagewillnotbe

displayedduringthePOST.

•BootDeviceListF12Option
Values:Disabled,Enabled
Descriptions:Ifyouenablethisoption,youcanopentheBootMenuwindowbycontinuouslypressing

F12whenthecomputerispoweredon.

•BootOrderLock
Values:Disabled,Enabled
Descriptions:Enablethisoptiontolockthebootdevicepriorityorder.

Restartmenu

Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvalue

mightvary.

•ExitSavingChanges
Descriptions:Savethechangesandrestartthecomputer.

Chapter6.Advancedconfiguration71

•ExitDiscardingChanges
Descriptions:Discardthechangesandrestartthecomputer.

•LoadSetupDefaults
Descriptions:Restoretothefactorydefaultsettings.

•DiscardChanges
Descriptions:Discardthechanges.

•SaveChanges
Descriptions:Savethechanges.

Usingsystemmanagement

Thistopicisprimarilyintendedforthenetworkadministrators.

Yourcomputerisdesignedformanageability,sothatyoucanredirectmoreresourcestobettermeet
yourbusinessobjectives.

Thismanageability,knownastotalcostofownership(TCO),enablesyoutoremotelyoperateclient
computersinthesamewayasyouoperateyourowncomputer,suchasturningonaclientcomputer,
formattingastoragedrive,andinstallingaprogram.

Oncethecomputerisconfiguredandoperational,youcanmanageitbyusingthesoftwareandthe
manageabilityfeaturesthatarealreadyintegratedintotheclientcomputerandthenetwork.

DesktopManagementInterface

TheUEFIBIOSofyourcomputersupportsaninterfacecalledSystemManagementBIOS(SMBIOS)
ReferenceSpecification,version2.8orlater.SMBIOSprovidesinformationaboutthehardwarecomponents
ofyourcomputer.ItistheresponsibilityoftheUEFIBIOStoprovideinformationaboutitselfandthedevices
onthesystemboard.ThisspecificationdocumentsthestandardsforgettingaccesstothisBIOSinformation.

PrebooteXecutionEnvironment

ThePrebooteXecutionEnvironment(PXE)technologymakesthecomputermoremanageablebyenabling
thecomputertostartfromaserver.Y ourcomputersupportsthepersonalcomputerfunctionsthatPXE
requires.Forexample,withtheappropriateLANcard,yourcomputercanbestartedfromthePXEserver.

Note:TheRemoteInitialProgramLoad(RIPLorRPL)functioncannotbeusedwithyourcomputer.

WakeonLAN

ThenetworkadministratorcanturnonacomputerfromamanagementconsolebyusingtheWakeon
LANfeature.

WhentheWakeonLANfeatureisenabled,manyoperations,suchasdatatransfer,softwareupdates,and
flashupdatesoftheUEFIBIOS,canbedoneremotelywithoutremoteattendance.Theupdatingprocess
canperformafternormalworkinghoursandonweekends,sothattheusersarenotinterruptedduringwork,
andtheLANtrafficiskepttoaminimum.Itsavestimeandincreasesproductivity.

IfthecomputeristurnedonthroughWakeonLAN,thecomputerstartsfollowtheNetworkBootsequence.

AssetIDEEPROM

TheAssetIDEEPROMcontainsinformationaboutthecomputerconfigurationandtheserialnumbersof
thekeycomponents.Italsoincludesanumberofblankfieldswhereyoucanrecordinformationabout
theendusersinyournetwork.

72Yoga370UserGuide

Toenableanetworkadministratortoremotelycontrolyourcomputer,setthefollowingsystem-management
featuresintheThinkPadSetupprogram:

•WakeonLAN

•NetworkBootsequence

Note:Ifasupervisorpasswordhasbeenset,youarerequiredtoenterthesupervisorpasswordwhen
youstarttheThinkPadSetupprogram.

EnablingordisablingtheWakeonLANfeature

WhentheWakeonLANfeatureisenabledandthecomputerisconnectedtoaLAN,thenetworkadministrator
canstartthecomputerremotelyfromamanagementconsole,usingaremotenetwork-managementprogram.

ToenableordisabletheWakeonLANfeature,dothefollowing:

1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.

2.SelectConfig➙Network.TheNetworksubmenuisdisplayed.

3.SelectacorrespondingoptionfortheWakeonLANfeature.

4.PressF10tosavethesettingsandexit.

DefiningaNetworkBootsequence

WhenthecomputerwakesonLAN,thecomputerbootsfromthedeviceasspecifiedontheNetworkBoot
menu,andthenfollowthebootorderlistontheBootmenu.

TodefineaNetworkBootsequence,dothefollowing:

1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.

2.SelectStartup➙NetworkBoot.Thebootdevicelistisdisplayed.

3.Selectabootdevicetomakeitasthetopbootpriority.

4.PressF10tosavethesettingsandexit.

YoucanpressF9torestoretothefactorydefaultsettings.

Chapter6.Advancedconfiguration73

74Yoga370UserGuide

Chapter7.Troubleshootingcomputerproblems

Thischapterprovidesinformationaboutwhattodoifyouexperienceaproblemwithyourcomputer.

Generaltipsforpreventingproblems

Thistopicprovidesthefollowingtipstohelpyoupreventcomputingproblems:

•Emptyyourrecyclebinonaregularbasis.

•Usediskdefragmenttoolregularlyonyourstoragedrivetoimprovedataseekandreadtimes.

•T ofreeupdiskspace,uninstallunusedprograms.Y oualsomightwanttolookforprogramduplicationor
overlappingversions.

•CleanoutyourInbox,Sent,andT rashfoldersfromyoure-mailclientprogram.

•Backupyourdataatleastonceaweek.Ifcriticaldataispresent,itisagoodideatobackupthedata
daily.Lenovohasmanybackupoptionsavailableforyourcomputer.

•Schedulesystemrestoreoperationstotakeasystemsnapshotperiodically.Forinformationaboutsystem
restore,see“Recoveryinformation”onpage91.

•Gotohttp://www.lenovo.com/supporttodownloadandinstallupdatesforthedevicedriversandUEFI
BIOSwhenneeded.

•Keepuptodatefordevicedriversonothernon-Lenovohardware.Beforeupdatingdevicedrivers,read
thedevicedriverinformationreleasenotesforcompatibilityorknownissues.

•Keepalogbook.Entriesmightincludemajorhardwareorsoftwarechanges,driverupdates,minorissues
youhaveexperienced,andhowyouresolvedtheminorissues.

•Ifyoueverneedtorunarecoveryonyourcomputertoreturnthepreinstalledcontentsontothemachine,
thefollowingtipsmighthelpalongtheway:

1.Removeallexternaldevicessuchastheprinterandkeyboard.

2.Ensurethatyourbatteryischargedandyourcomputerhastheacpowerconnected.

3.AccessThinkPadSetupandloadthedefaultsettings.

4.Restartthecomputerandstarttherecoveryoperation.

5.Ifyourcomputerusesdiscsastherecoverymedia,donotremovethediscfromthedriveuntil
promptedtodoso.

DiagnosingproblemswithLenovoCompanion

Manycomputerproblemscanbesolvedwithoutoutsideassistance.Ifyouexperienceaproblemwithyour
computer,thefirstplacetostartisthetroubleshootinginformationinyourcomputerdocumentation.Ifyou
suspectasoftwareproblem,seethedocumentation,includingreadmefilesandhelpinformationsystems,
thatcomewiththeoperatingsystemorprogram.

ThinkPadnotebookcomputerscomewithasetofdiagnosticprogramsthatyoucanusetohelpyou
identifyhardwareproblems.LenovoCompanionispreinstalledonyourcomputerandalsoisavailable
fordownloadat:

https://shop.lenovo.com/us/en/accessories/software/apps/lenovo-apps/companion/

Note:IfyouareunabletoisolateandrepairtheproblemyourselfafterrunningLenovoCompanion,save
andprintthelogfilescreatedbytheprogram.Y ouneedthelogfileswhenyouspeaktoaLenovotechnical
supportrepresentative.

©CopyrightLenovo2017

75

LenovoCompanionsupportsthehardwarescanfunction.Itcombinesdiagnostictests,systeminformation
collection,securitystatus,andsupportinformation,alongwithhintsandtipsforoptimalsystem
performance.TorunLenovoCompanion,see“AccessingLenovoprograms”onpage13.

Thetroubleshootinginformationorthediagnosticprogramsmighttellyouthatyouneedadditionalor
updateddevicedriversorothersoftware.Youcangetthelatesttechnicalinformationanddownloaddevice
driversandupdatesfromtheLenovoSupportWebsiteat:

http://www.lenovo.com/support

Foradditionalinformation,seethehelpsystemoftheprogram.

Troubleshooting

Ifyourcomputerhasanerror,ittypicallydisplaysamessageoranerrorcode,ormakesabeepwhenyou
turniton.Whenyouexperienceaproblem,seethecorrespondingsymptomandsolutioninthistopic
totrytosolvetheproblembyyourself.

Computerstopsresponding

Printtheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.
Problem:Mycomputerisunresponsive(IcannotusetheThinkPadpointingdeviceorthekeyboard).

Solution:Dothefollowing:

1.Removeallsourcesofpowerfromthecomputerandresetthesystembyinsertingastraightenedpaper
clipintotheemergency-resetholeinthebottomofthecomputer..

2.Reattachtheacpoweradapterandrestartthecomputer.Ifthecomputerdoesnotturnbackon,
continuewithstep3.

3.Whilethecomputeristurnedoff,removeallsourcesofpowerfromthecomputerandremoveall
externaldevicesthatareattachedtothecomputer(keyboard,mouse,printer,scanner,andsoon).
Reattachtheacpoweradapterandrestartthecomputer.Ifthecomputerstilldoesnotstartup,call
theCustomerSupportCenter.

Spillsonthekeyboard

Problem:Ispillsomethingonthecomputer.

Solution:Becausemostliquidsconductelectricity,liquidspilledonthekeyboardcouldcreatenumerous

shortcircuitsanddamageyourcomputer.T osolvetheproblem,dothefollowing:

1.Ensurethatnoliquidcreatesashortcircuitbetweenyouandtheacpoweradapter(ifinuse).

2.Carefullyunplugtheacpoweradapterimmediately.

3.T urnoffthecomputerimmediately.Themorequicklyyoustopthecurrentfrompassingthroughthe
computerthemorelikelyyouwillreducedamagefromshortcircuits.

Attention:Althoughyoumightlosesomedataorworkbyturningoffthecomputerimmediately,leaving
thecomputeronmightmakeyourcomputerunusable.

4.Donotturnoveryourcomputer.Theliquidwillbedrainedoutthroughthekeyboarddrainageholes.

5.Waituntilyouarecertainthatalltheliquidisdrybeforeturningonyourcomputer.

76Yoga370UserGuide

Errormessages

•Message:0177:BadSVPdata,stopPOSTtask.
Solution:ChecksumofthesupervisorpasswordintheEEPROMisnotcorrect.Thesystemboard

shouldbereplaced.Havethecomputerserviced.

•Message:0183:BadCRCofSecuritySettingsinEFIVariable.EnterThinkPadSetup.
Solution:ChecksumoftheSecuritysettingsintheEFIVariableisnotcorrect.EnterThinkPadSetup

tochecksecuritysettings,pressF10,andthenpressEntertorestartthesystem.Ifyoustillhavea
problem,havethecomputerserviced.

•Message:0187:EAIAdataaccesserror
Solution:TheaccesstoEEPROMisfailed.Havethecomputerserviced.

•Message:0188:InvalidRFIDSerializationInformationArea
Solution:TheEEPROMchecksumisnotcorrect(block#0and1).Thesystemboardshouldbereplaced,

andtheboxserialnumbermustbereinstalled.Havethecomputerserviced.

•Message:0189:InvalidRFIDconfigurationinformationarea
Solution:TheEEPROMchecksumisnotcorrect(block#4and5).Thesystemboardshouldbereplaced,

andtheuniversallyuniqueidentifier(UUID)mustbereinstalled.Havethecomputerserviced.

•Message:0190:Criticallow-batteryerror
Solution:Thecomputerturnedoffbecausethebatterypowerislow.Connecttheacpoweradapterto

thecomputerandchargethebatteries.

•Message:0191:SystemSecurity-Invalidremotechangerequested
Solution:Thesystemconfigurationchangehasfailed.Confirmtheoperationandtryagain.T oclearthe

error,enterThinkPadSetup.

•Message:0199:SystemSecurity-Securitypasswordretrycountexceeded.
Solution:Thismessageisdisplayedifyouenterawrongsupervisorpasswordmorethanthreetimes.

Confirmthesupervisorpasswordandtryagain.T ocleartheerror,enterThinkPadSetup.

•Message:0270:RealTimeClockError.
Solution:SystemRealTimeClockisnotfunctional.Havethecomputerserviced.

•Message:0271:CheckDateandTimesettings.
Solution:Thedateorthetimeisnotsetinthecomputer.EnterThinkPadSetupandsetthedateandtime.

•Message:1802:Unauthorizednetworkcardispluggedin-Poweroffandremovethenetworkcard.
Solution:Thewirelessnetworkcardisnotsupportedonthiscomputer.Removeit.

•Message:1820:Morethanoneexternalfingerprintreadersareattached.
Solution:Turnoffandremoveallbutthereaderthatyousetupwithinyourmainoperatingsystem.

•Message:2100:Detectionerroronstoragedevice(MainSA TAHDD)
Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.

•Message:2101:Detectionerroronstoragedevice(MainNVMeHDD)
Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.

•Message:2102:Detectionerroronstoragedevice(M.2SATASSD)
Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.

•Message:2103:Detectionerroronstoragedevice(Optane)
Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.

•Message:2110:ReaderroronHDD0(MainHDD)
Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.

Chapter7.Troubleshootingcomputerproblems77

•Message:2111:ReaderroronSSD1(M.2)
Solution:TheM.2solid-statedriveisnotworking.HavetheM.2solid-statedriveserviced.

•Message:2112:ReaderroronSSD2(M.2)
Solution:TheM.2solid-statedriveisnotworking.HavetheM.2solid-statedriveserviced.

•Message:2200:MachineTypeandSerialNumberareinvalid.
Solution:MachineTypeandSerialNumberareinvalid.Havethecomputerserviced.

•Message:2201:MachineUUIDisinvalid.
Solution:MachineUUIDisinvalid.Havethecomputerserviced.

•Message:Fanerror
Solution:Coolingfanhasfailed.Shutdownthecomputerimmediatelyandhavethecomputerserviced.

•Message:Thermalsensingerror
Solution:Thethermalsensorhasaproblem.Shutdownthecomputerimmediatelyandhavethe

computerserviced.

•Message:Error:Thenon-volatilesystemUEFIvariablestorageisnearlyfull.

Note:Thiserrorindicatesthattheoperatingsystemorprogramscannotcreate,modify,ordeletedatain
thenon-volatilesystemUEFIvariablestorageduetoinsufficientstoragespaceafterPOST.

Thenon-volatilesystemUEFIvariablestorageisusedbytheUEFIBIOSandbytheoperatingsystem
orprograms.Thiserroroccurswhentheoperatingsystemorprogramsstorelargeamountsofdata
inthevariablestorage.AlldataneededforPOST,suchasBIOSsetupsettings,chipset,orplatform
configurationdata,arestoredinaseparateUEFIvariablestorage.

Solution:PressF1aftertheerrormessageisdisplayedtoenterThinkPadSetup.Adialogaskstheuser
forconfirmationtocleanupthestorage.Iftheuserselects“Yes” ,alldatathatwerecreatedbythe
operatingsystemorprogramswillbedeletedexceptglobalvariablesdefinedbytheUnifiedExtensible
FirmwareInterfaceSpecification.Iftheuserselects“No” ,alldatawillbekept,buttheoperatingsystemor
programswillnotbeabletocreate,modify,ordeletedatainthestorage.

Ifthiserrorhappensataservicecenter,Lenovoauthorizedservicepersonnelwillcleanupthenon-volatile
systemUEFIvariablestorageusingtheprecedingsolution.

Beeperrors

LenovoSmartBeeptechnologyenablesyoutodecodebeeperrorswithyoursmartphonewhenablack
screenoccurswithbeepsfromyourcomputer.T odecodethebeeperrorwithLenovoSmartBeep
technology,dothefollowing:

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

2.Downloadtheproperdiagnosticappandinstallitonyoursmartphone.

3.Runthediagnosticappandplacethesmartphonenearthecomputer.

78Y oga370UserGuide

4.PresstheFnkeyonyourcomputertoemitthebeepagain.Thediagnosticappdecodesthebeeperror
andshowspossiblesolutionsonthesmartphone.

Thefollowingsectiondescribessomebeeperrorsandthecorrespondingsolutions.

Note:DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupport
Centerorproductdocumentation.OnlyuseaLenovo-authorizedserviceprovidertorepairyourproduct.

Errorcodes

0001:Reseterror(platformresetnotde-asserted)

0281:Generalembeddedcontrollererror

0282:Memorymoduleerror1.Reinstallorreplacethememorymodule.

0283:PCIresourceerror

0284:TCG-compliantfunctionality-relatederror(mightbe
theBIOScodevalidationfailure)

0285:TCG-compliantfunctionality-relatederror(mightbe
theTPMinitializationfailure)

0286:IntegratedgraphicserrorReplacethesystemboard.

0287:Discretegraphicserror1.Reinstallorreplacethediscretegraphicscard.

0288:Computerdisplayerror

Solutions

1.Reinstallthecoin-cellbattery.

2.Replacethesystemboard.

Replacethesystemboard.

2.Replacethesystemboard.

1.Reinstallthecoin-cellbattery.

2.Replacethesystemboard.

Replacethesystemboard.

Replacethesystemboard.

2.Replacethesystemboard.

1.Reconnectthedisplaycableonboththesystem
boardsideandthecomputerdisplayside.

2.Replacethecomputerdisplay.

Memorymoduleproblems

Printtheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.
Problem:Mymemorymoduleisnotoperatingproperly.

Solution:Checkthefollowingitems:

1.Verifythatthememorymoduleisinstalledandseatedcorrectlyinyourcomputer.
Removealladdedmemorymodulestotestthecomputerwithonlythefactory-installedmemory

modules,andthenreinstallthememorymoduleoneatatimetoensureaproperconnection.

2.Checkforerrormessagesduringstartup.
Followtheappropriatecorrectiveactionsforpower-onself-test(POST)errormessages.

3.VerifythatthelatestUEFIBIOSforyourmodelhasbeeninstalled.

4.Verifythepropermemoryconfigurationandcompatibilityincludingthemaximummemorysizeandthe
memoryspeed.

5.Rundiagnosticprograms.See“DiagnosingproblemswithLenovoCompanion”onpage75.

Ethernetproblems

•Problem:Mycomputercannotconnecttothenetwork.
Solution:

Chapter7.Troubleshootingcomputerproblems79

Ensurethat:

–TheEthernetextensionadapterisconnectedcorrectly.

ThenetworkcablemustbesecurelyconnectedbothtotheEthernetextensionadapterandtotheRJ45
connectorofthehub.Themaximumallowabledistancefromthecomputertohubis100meters.If
thecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblempersists,trya
differentcable.

–Y ouareusingthecorrectdevicedriver.T oinstallthecorrectdriver,dothefollowing:

1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.

2.ClickHardwareandSound➙DeviceManager.Ifyouarepromptedforanadministrator
passwordorconfirmation,typethepasswordorprovideconfirmation.

3.Double-clickNetworkadapterstoviewallnetworkadapters.Ifanexclamationmark!is
displayednexttotheadaptername,youmightnotbeusingthecorrectdriverorthedrivermight
havebeendisabled.

4.Right-clickthehighlightedadapter,clickUpdateDriverSoftware,andthenfollowtheinstructions
onthescreentoupdatethedriver.

–Theswitchportandtheadapterhavethesameduplexsetting.

Ifyouconfiguredtheadapterforfullduplex,ensurethattheswitchportalsoisconfiguredforfullduplex.
Settingawrongduplexmodecandegradeperformance,causedataloss,orresultinlostconnections.

–Y ouhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.

CheckwithyourLANadministratorforthenecessarynetworkingsoftware.

•Problem:Theadapterstopsworkingfornoapparentreason.
Solution:Thenetworkdriverfilesmightbecorruptormissing.

•Problem:MycomputerisaGigabitEthernetmodelandIuseaspeedof1000Mbps,theconnectionfails
orerrorsoccur.

Solution:

–UseCategory5wiringandensurethatthenetworkcableissecurelyconnected.
–Connecttoa1000BASE-Thub/switch(not1000BASE-X).

•Problem:TheWakeonLANfeatureisnotworking.
Solution:EnsurethatWakeonLANisenabledinThinkPadSetup.Ifitis,checkwithyourLAN

administratorforthenecessarysettings.

•Problem:MycomputerisaGigabitEthernetmodel,butitcannotconnecttothenetworkat1000Mbps.
Instead,itconnectsat100Mbps.

Solution:

–T ryanotherEthernetcable.
–Ensurethatthelinkpartnerissettoauto-negotiate.
–Ensurethattheswitchis802.3ab-compliant(gigabitovercopper).

Wireless-LANproblem

Problem:Icannotconnecttothenetworkusingthebuilt-inwirelessnetworkcard.

Solution:

Ensurethat:

•TheAirplanemodeisoff.

80Y oga370UserGuide

•Y ourwireless-LANdriveristhelatestversion.

•Y ourcomputeriswithintherangeofawirelessaccesspoint.

•Thewirelessradioisenabled.

Awireless-WANproblem

Problem:AmessageisdisplayedindicatingthatanunauthorizedWANcardisinstalled.

Solution:TheWANcardisnotsupportedonthiscomputer.RemovetheWANcard.Formoreinformation,

see“Replacingthewireless-WANcard”onpage96.

Note:Somemodelsdonothaveawireless-WANcard.

Bluetoothproblem

Note:CheckyourconnectionanytimeandensurethatnootherBluetooth-enableddeviceissearchingfor

thedevicetowhichyouwanttoconnect.SimultaneoussearchingisnotallowedintheBluetoothconnection.

Problem:SounddoesnotcomefromtheBluetoothheadset/headphonesbutcomesfromthelocalspeaker
eventhoughtheBluetoothheadset/headphonesisconnectedusingaHeadsetprofileorAVprofile.

Solution:Dothefollowing:

1.Exittheprogramthatusesthesounddevice(forexample,WindowsMediaPlayer).

2.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.

3.ClickHardwareandSound➙Sound➙Playback.

4.IfyouareusingaHeadsetprofile,selectBluetoothHands-freeAudioandclicktheSetDefaultbutton.
IfyouareusinganAVprofile,selectStereoAudioandclicktheSetDefaultbutton.

5.ClickOKtoclosetheSoundwindow.

ThinkPadpointingdeviceproblems

•Problem:Thepointerdriftswhenthecomputeristurnedonorafteritresumesnormaloperation.
Solution:ThepointermightdriftwhenyouarenotusingtheT rackPointpointingdeviceduringnormal

operation.ThisisanormalcharacteristicoftheTrackPointpointingdeviceandisnotadefect.Pointer
driftingmightoccurforseveralsecondsunderthefollowingconditions:

–Whenthecomputeristurnedon
–Whenthecomputerresumesnormaloperation
–WhentheTrackPointpointingdeviceiskeptpressedforalongtime
–Whenthetemperaturechanges

•Problem:TheT rackPointpointingdeviceortrackpaddoesnotwork.
Solution:EnsurethattheT rackPointpointingdeviceortrackpadisenabledintheMouseProperties

window.Formoreinformation,see“CustomizingtheThinkPadpointingdevice”onpage26.

Keyboardproblems

•Problem:Allorsomekeysonthekeyboarddonotwork.
Solution:Ifanexternalnumerickeypadisconnected:

1.T urnoffthecomputer.

2.Removetheexternalnumerickeypad.

Chapter7.Troubleshootingcomputerproblems81

3.T urnonthecomputerandtryusingthekeyboardagain.
Ifthekeyboardproblemisresolved,carefullyreconnecttheexternalnumerickeypad.
Iftheproblempersists,ensurethatthecorrectdevicedriverisinstalledbydoingthefollowing:

1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsor

Smallicons.

2.ClickKeyboard.

3.SelecttheHardwaretab.IntheDevicePropertiespane,makesurethatyouseethismessage:

DeviceStatus:Thisdeviceisworkingproperly.

Ifkeysonthekeyboardstilldonotwork,havethecomputerserviced.

•Problem:Allorsomekeysontheexternalnumerickeypaddonotwork.

Solution:Ensurethattheexternalnumerickeypadiscorrectlyconnectedtothecomputer.

Computerscreenproblems

•Problem:MyscreenkeepsblankingwhenIdonotwantitto.
Solution:Dothefollowing:

1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.

2.ClickHardwareandSound➙PowerOptions.

3.Showtheadditionalplans,andthenselectHighperformance.

•Problem:WhenIturnonthecomputer,nothingisdisplayedonthescreenandthecomputerdoesnot
beepwhilestartingup.

Note:Ifyouarenotsurewhetheryouheardanybeeps,turnoffthecomputerbypressingandholdingthe
powerbuttonforfoursecondsormore.Thenturnonthecomputerandlistenagain.

Solution:Ensurethat:

–Theacpoweradapterisconnectedtothecomputerandthepowercordispluggedintoaworking

electricaloutlet.
–Thecomputeristurnedon.(Pressthepowerbuttonagainforconfirmation.)
–Thebrightnesslevelofthescreenisappropriatelyset.
Ifapower-onpasswordisset,pressanykeytodisplaythepromptforthepower-onpasswordand

thentypethecorrectpasswordandpressEnter.
Iftheseitemsarecorrectlyset,andthescreenremainsblank,havethecomputerserviced.

•Problem:WhenIturnonthecomputer,onlyawhitecursorisdisplayedonablankscreen.
Solution:Ifyouhavemodifiedapartitiononyourharddiskdrivebyusingpartitionsoftware,information

aboutthatpartition,orthemasterbootrecordmighthavebeendestroyed.
Dothefollowingtotrytosolvetheproblem:

1.T urnoffthecomputer,andthenturnitonagain.

2.Ifyoustillseeonlythecursoronthescreen,dothefollowing:

–Ifyouhaveusedpartitionsoftware,examinethepartitionontheharddiskdrivebyusingthe

software,andrecoverthepartitionifrequired.

–Usetherecoverysolutionstorestorethesystemtothefactorydefaultstate.Formoreinformation,

seeChapter8“Recoveryinformation”onpage91.

Iftheproblempersists,havethecomputerserviced.

•Problem:Thescreengoesblankwhilethecomputerison.

82Y oga370UserGuide

Solution:Y ourscreensaverorpowermanagementmighthavebeenenabled.Dooneofthefollowing:

–T ouchtheTrackPointpointingdeviceorthetrackpad,orpressakeytoexitthescreensaver.
–Pressthepowerbuttontoresumethecomputerfromsleeporhibernationmode.

•Problem:Thescreenisblank.
Solution:Dothefollowing:

1.Pressthedisplay-modeswitchingkeytobringuptheimage.

2.Ifyouareusingtheacpoweradapter,orusingthebatteryandthebatterygaugeshowsthatthe
batteryisnotdepleted,pressthebrightness-upkey

tomakethescreenbrighter.

3.Ifyourcomputerisinsleepmode,pressFntoresumethecomputerfromsleepmode.

4.Iftheproblempersists,followthesolutionforthefollowingproblem.

•Problem:Thescreenisunreadableordistorted.
Solution:Ensurethat:

–Thedisplaydevicedriverisinstalledcorrectly.
–Thescreenresolutionandcolorqualityarecorrectlyset.
–Themonitortypeiscorrect.
Tocheckthesesettings,dothefollowing:

1.Right-clickonthedesktop,andclickDisplaysettings➙Advanceddisplaysettings.

Note:Ifyourcomputercannotdetecttheexternalmonitor,clickDetectintheDisplaywindow.

2.SelecttheexternalmonitorandsetResolution.

3.ClickDisplayadapterproperties.

4.ClicktheMonitortab.Checkthemonitorinformationtomakesurethatthemonitortypeiscorrect.If
itis,clickOKtoclosethewindow;otherwiseproceedwiththefollowingsteps.

5.Ifmorethantwomonitortypesaredisplayed,selectGenericPnPMonitororGenericNon-PnP
Monitor.

6.ClickProperties.Ifyouarepromptedforanadministratorpasswordorconfirmation,typethe
passwordorprovideconfirmation.

7.ClicktheDrivertab.

8.ClickUpdateDriver.

9.ClickBrowsemycomputerfordriversoftware,andthenclickLetmepickfromalistofdevice
driversonmycomputer.

10.CleartheShowcompatiblehardwarecheckbox.

11.Selectthecorrectmanufacturerandmodelfortheexternalmonitor.Ifyoucannotfindyourmonitor
onthelist,stoptheinstallationofthisdriverandusethedrivershippedwithyourmonitor.

12.Afterupdatingthedriver,clickClose.

•Problem:Incorrectcharactersaredisplayedonthescreen.
Solution:Ensurethatyouinstalltheoperatingsystemandprogramcorrectly.Iftheproblempersists,

havethecomputerserviced.

•Problem:ItrytoturnoffmycomputerbutthescreenstaysonandIcannotcompletelyturnoffmy
computer.

Solution:Pressandholdthepowerbuttonforfoursecondsormoretoturnoffthecomputer.

•Problem:Missing,discolored,orbrightdotsappearonthescreeneverytimeIturnonmycomputer.

Chapter7.Troubleshootingcomputerproblems83

Solution:ThisisanintrinsiccharacteristicoftheTFTtechnology.Y ourcomputerdisplaycontains
multiplethin-filmtransistors(TFTs).Onlyaverysmallnumberofmissing,discolored,orbrightdots
onthescreenmightexistallthetime.

Externalmonitorproblems

•Problem:Theexternalmonitorisblank.

Solution:Tobringuptheimage,pressthedisplay-modeswitchingkey

want.Iftheproblempersists,dothefollowing:

1.Connecttheexternalmonitortoanothercomputertoensurethatitworks.

2.Reconnecttheexternalmonitortoyourcomputer.

3.Seethemanualshippedwiththeexternalmonitortochecktheresolutionsandrefreshratesthat
aresupported.

–Iftheexternalmonitorsupportsthesameresolutionasthecomputerdisplayorahigherresolution,

viewoutputontheexternalmonitororonboththeexternalmonitorandthecomputerdisplay.

–Iftheexternalmonitorsupportsalowerresolutionthanthecomputerdisplay,viewoutputonthe

externalmonitoronly.(Ifyouviewoutputonboththecomputerdisplayandtheexternalmonitor,
theexternalmonitorscreenwillbeblankordistorted.)

•Problem:Icannotsetahigherresolutionthanthepresentoneonmyexternalmonitor.
Solution:Ensurethatthemonitorinformationiscorrect.Ifnecessary,updatethemonitordriver.

•Problem:Thescreenisunreadableordistorted.
Solution:Ensurethat:

–Themonitorinformationiscorrectandtheappropriatemonitortypeisselected.Ifnecessary,update

themonitordriver.

–Ensurethatanappropriaterefreshrateisselectedbydoingthefollowing:

1.Connecttheexternalmonitortothemonitorconnector,andthenconnectthemonitortoan
electricaloutlet.

2.T urnontheexternalmonitorandthecomputer.

3.Right-clickonthedesktop,andclickDisplaysettings➙Advanceddisplaysettings.

andselectthemonitoryou

Note:Ifyourcomputercannotdetecttheexternalmonitor,clickDetectintheDisplaywindow.

4.Clicktheiconfortheappropriatemonitor(Monitor-2iconisfortheexternalmonitor).

5.ClickDisplayadapterproperties.

6.ClicktheMonitortab.

7.Selectthecorrectscreenrefreshrate.

•Problem:Wrongcharactersaredisplayedonthescreen.
Solution:Ensurethatyoufollowthecorrectprocedurewheninstallingtheoperatingsystemand

program.Iftheyareinstalledandconfiguredcorrectly,buttheproblemstillpersists,havetheexternal
monitorserviced.

•Problem:TheExtenddesktopfunctiondoesnotwork.
Solution:EnabletheExtenddesktopfunction.

•Problem:IamusingtheExtenddesktopfunction,butIcannotsetahigherresolutionorhigherrefresh
rateonthesecondarydisplay.

Solution:Changetheresolutionandthecolordepthtolowersettingsfortheprimarydisplay.

•Problem:Displayswitchingdoesnotwork.

84Y oga370UserGuide