Realtek Semiconductor RTL8822BE 802.11a/b/g/n/ac/ RTL8822BE Combo module User Manual 2
Realtek Semiconductor Corp. 802.11a/b/g/n/ac/ RTL8822BE Combo module 2
Contents
User Manual 2
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
UsingtheTrackPointpointingdevice....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
©CopyrightLenovo2017i
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.ENERGYSTARmodel
information.............123
AppendixF.Notices.........125
AppendixG.Trademarks......127
©CopyrightLenovo2017iii
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.Toreducethese
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.
©CopyrightLenovo2017v
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.
Thishelpstopreventdamagetothecomputer,andpossiblelossofdata.
Handleyourcomputergently.
Donotdrop,bump,scratch,twist,hit,vibrate,push,orplaceheavyobjectson
yourcomputer,display,orexternaldevices.
Carryyourcomputercarefully.
•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®,stopusingthatproductuntilyoucancontacttheproductmanufacturerforfurther
instructions,oruntilyougetasuitablereplacement.
Serviceandupgrades
DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.
Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare
referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer
ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor
customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor
replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea
productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysmake
©CopyrightLenovo2017vii
surethatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Ifyouhave
anyquestionsorconcerns,contacttheCustomerSupportCenter.
Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafety.
CAUTION:
Hazardousmovingparts.Keepfingersandotherbodypartsaway.
CAUTION:
Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe
computeriscool.
Powercordsandpoweradapters
DANGER
Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.
Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH03VV-F ,3G,0.75mm2,or
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.
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.
©CopyrightLenovo2017ix
Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabel
attached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwith
oneoftheseparts,contactaservicetechnician.
Externaldevices
CAUTION:
DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and
1394cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.T oavoid
possibledamagetoattacheddevices,waitatleastfivesecondsafterthecomputerisshutdownto
disconnectexternaldevices.
Generalbatterynotice
DANGER
BatteriessuppliedbyLenovoforusewithyourproducthavebeentestedforcompatibilityand
shouldonlybereplacedwithapprovedparts.AbatteryotherthantheonespecifiedbyLenovo,ora
disassembledormodifiedbatteryisnotcoveredbythewarranty.
Batteryabuseormishandlingcancauseoverheat,liquidleakage,oranexplosion.Toavoidpossible
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.
©CopyrightLenovo2017xi
•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.TurneverythingOFF .
2.First,attachallcablestodevices.
3.Attachsignalcablestoconnectors.
Todisconnect:
1.TurneverythingOFF .
2.First,removepowercordsfromoutlets.
3.Removesignalcablesfromconnectors.
xiiYoga370UserGuide
4.Attachpowercordstooutlets.
5.TurndevicesON.
4.Removeallcablesfromdevices.
Thepowercordmustbedisconnectedfromthewalloutletorreceptaclebeforeinstallingallother
electricalcablesconnectedtothecomputer.
Thepowercordmaybereconnectedtothewalloutletorreceptacleonlyafterallotherelectrical
cableshavebeenconnectedtothecomputer.
DANGER
Duringelectricalstorms,donotperformanyreplacementanddonotconnectthetelephonecable
toordisconnectitfromthetelephoneoutletonthewall.
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.
©CopyrightLenovo2017xiii
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)
3Ambientlightsensor4Speakers
5Fingerprintreader(availableonsomemodels)6Security-lockslot
7HDMI™connector8USB3.0connector
9Micro-SIM-cardtray10MicroSDcardslot
©CopyrightLenovo20171
11Audioconnector12ThinkPadPenPro
13Powerbutton14TrackPoint®buttons
15Trackpad16NFClabel
17TrackPointpointingstick18Smart-cardslot(availableonsomemodels)
19AlwaysOnUSBconnector20MiniEthernetconnector
21USB-Cconnector(Thunderbolt™3compatible)22Powerconnector
23Multi-touchscreen
1Microphones(availableonsomemodels)
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:Youareresponsibleforevaluating,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.Toaccessthecard,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,clickPower,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
15Trackpad
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:
•Transferdatabetweenyourcomputerandperipheraldevices.
•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-WANmodule1(availableon
somemodels)installedinthecomputer.
Note:Fortheuser-installablewirelessmodule,ensurethatyouuseonlyLenovo-authorizedwireless
moduleforthecomputer.Otherwise,anerrormessagewillbedisplayedandthecomputerwillbeep
whenyouturnonthecomputer.
Chapter1.Productoverview9
LabelsfortheWindowsoperatingsystems
Windows®10GenuineMicrosoft®label:YourcomputermighthaveaGenuineMicrosoftlabelaffixedtoits
coverdependingonthefollowingfactors:
•Yourgeographiclocation
•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.
Insomecases,anearlierWindowsversionmightbepreinstalledunderthetermsoftheWindows10Pro
licensedowngraderights.
Computerfeatures
Thecomputerfeaturesintroducedinthistopiccovervariousmodels.Somecomputerfeaturesmight
beavailableonlyonspecificmodels.
Computercolor
•Blackorsilver
Microprocessor
Toviewthemicroprocessorinformationofyourcomputer,right-clicktheStartbuttonandthenselect
System.
Memory
•Type: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
•TrustedPlatformModule(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
LenovoCompanionYourcomputer’sbestfeaturesandcapabilitiesshouldbeeasytoaccessand
understand.WithLenovoCompanion,theyare.
UseLenovoCompaniontodothefollowing:
•Optimizeyourcomputerperformance,monitoryourcomputerhealth,and
manageupdates.
•Accessyouruserguide,checkwarrantystatus,andviewaccessories
customizedforyourcomputer.
•Readhow-toarticles,exploreLenovoforums,andstayup-to-dateon
technologynewswitharticlesandblogsfromtrustedsources.
TheLenovoCompanionprogramisfilledwithexclusiveLenovocontenttohelp
youlearnmoreaboutwhatyoucandowithyourLenovocomputer.
LenovoIDThisprogramenablesyoutocreateandmanageyourLenovoID.WithaLenovo
ID,youcanconnecttoeverythingLenovothroughasingleaccount.Useyour
LenovoIDforquickandsimpleauthenticationandthenenjoythevarious
servicesprovidedbyLenovo.Suchservicesincludeonlineshopping,app
download,personalizeddevicesupport,specialpromotionaloffers,Lenovo
forums,andsoon.
LenovoSettingsThisprogramenhancesyourcomputingexperiencebyprovidingthefollowing
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®personalassistanttosearchforhelp,apps,files,settings,andsoon.
HowdoIusebatterypowermoreeffectivelywhenIamonthego?
•Toconservepower,ortosuspendoperationwithoutexitingprogramsorsavingfiles,see“Power-saving
modes”onpage29.
•Toachievethebestbalancebetweenperformanceandpowersaving,createandapplyanappropriate
powerplan.See“Managingthebatterypower”onpage28.
•Ifyourcomputerwillbeturnedoffforanextendedperiodoftime,youcanpreventbatterypowerfrom
drainingbyremovingthebattery.
HowdoIsecurelydisposeofdatastoredontheinternalstoragedrive?
•Study“Security”onpage51tofindouthowyoucanprotectyourcomputerfromtheftandunauthorized
use.
©CopyrightLenovo201715
•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.Toremovethepenfromtheslot,slidethetabofthepena
littlebitout,andthencompletelypulloutthepen.
Note:TheThinkPadPenProisnotwaterproof.Takecarenottosoakitordipitinwater.
WiththeThinkPadPenPro,inputtingtextiseasierinanaturalmannerwhenyouare:
16Yoga370UserGuide
•Takingnotes
•AnnotatingPortableDocumentFormat(PDF)files
•Drawinggraphicswithapplicationscapableofeditingandsketching
WhenyoudraworwritewiththeThinkPadPenPro,keepitperpendiculartothecomputerdisplayto
achievethebestlinequality.
UsetheThinkPadPenProinsteadofyourfingerinconditionssuchasthefollowing:
•Youneedpreciseanddetailedinput,suchasdrawingapictureorusingthehandwritingmode.
•Toomanyelementsarecrowdedonthescreen,forexample,whenyouareplayinggames.
•Youwanttokeepyourscreenfreefromsmudges.
•Youhavelongfingernailsanditisdifficultforyoutotype.
UsingtheThinkPadPenPro
1Tip
2Eraserbutton
3Clickbutton
YoucanperformthefollowingoperationswiththeThinkPadPenPro:
•Toclickormakeaselection,tapthedisplayoncewiththepen.
•Todouble-click,taptwicewithoutpausing.
•Toright-click,tapthetip1onthedisplayandholdthepenthereforonesecond.Alternatively,youcan
pressandholdtheclickbutton3whiletappingthetip1onthedisplay.
•Toeraseink,pressandholdtheeraserbutton2,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.You
canswitchbetweendifferentmodesaccordingtoyourpreferenceandworkingconvenience.
Note:Thekeyboardandthepointingdevicesareautomaticallydisabledinthestandmode,tentmode,and
tabletmode.Youcanusethetouchscreentocontrolyourcomputerinstead.
NotebookmodeStandmode
TentmodeTabletmode
Usingthemulti-touchscreen
Thistopicprovidesinstructionsonhowtousethemulti-touchscreenthatisavailableonsomemodels.
Notes:
•Yourcomputerscreenmightlookdifferentfromthefollowingillustrations.
•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:ClicktheactioncentericonintheWindowsnotificationarea.
Function:Opentheactioncentertoseeyournotificationsandquickactions.
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
•Turnoffthecomputerbeforecleaningthemulti-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,pressor.
•Decreasethespeakervolume.
•Increasethespeakervolume.
•Muteorunmutethemicrophones.
•Darkenthecomputerdisplay.
•Brightenthecomputerdisplay.
•Manageexternaldisplays.
•Enableordisablethebuilt-inwirelessfeatures.
•OpentheSettingswindow.
•Enableordisablethebuilt-inBluetoothfeatures.
•Openakeyboardsettingpage.
•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.Towakeupthecomputer,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
2Trackpad
Note:Dependingonthemodel,yourTrackPointpointingdeviceandthetrackpadmightlookdifferent
fromtheillustrationinthistopic.
Bydefault,boththeTrackPointpointingdeviceandthetrackpadareactivewiththetouchgesturesenabled.
Tochangethesettings,see“CustomizingtheThinkPadpointingdevice”onpage26.
UsingtheTrackPointpointingdevice
TheTrackPointpointingdeviceenablesyoutoperformallthefunctionsofatraditionalmouse,suchas
pointing,clicking,andscrolling.
TheTrackPointpointingdeviceconsistsofthefollowingcomponents:
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-clickbutton3todisplayashortcutmenu.
•Scroll
Pressandholdthedottedscrollbar4whileapplyingpressuretothepointingstickintheverticalor
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-clickzone1toselectoropenanitem.
Youalsocantapanywhereonthesurfaceofthetrackpadwithonefingertoperformtheleft-clickaction.
•Right-click
Presstheright-clickzone2todisplayashortcutmenu.
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.Youalsocanusethetrackpadto
performvarioustouchgestures.
Thefollowingsectionintroducessomefrequentlyusedtouchgesturessuchastapping,dragging,and
scrolling.Formoregestures,seethehelpinformationsystemoftheThinkPadpointingdevice.
Notes:
•Whenusingtwoormorefingers,ensurethatyoupositionyourfingersslightlyapart.
•SomegesturesarenotavailableifthelastactionwasdonefromtheTrackPointpointingdevice.
•Somegesturesareonlyavailablewhenyouareusingcertainapps.
•Dependingonthemodel,thetrackpadonyourcomputermightlookdifferentfromtheillustrationsin
thistopic.
Chapter2.Usingyourcomputer25
Tap
Tapanywhereonthetrackpad
withonefingertoselectoropen
anitem.
Two-fingertap
Tapanywhereonthetrackpadwith
twofingerstodisplayashortcut
menu.
Two-fingerscroll
Puttwofingersonthetrackpad
andmovethemintheverticalor
horizontaldirection.Thisaction
enablesyoutoscrollthroughthe
document,Website,orapps.
Two-fingerzoomout
Puttwofingersonthetrackpadand
movethemclosertogethertozoom
out.
Two-fingerzoomin
Puttwofingersonthetrackpad
andmovethemfartherapartto
zoomin.
Swipethreefingersup
Putthreefingersonthetrackpad
andmovethemuptoopenthetask
viewtoseeallyouropenwindows.
Swipethreefingersdown
Putthreefingersonthetrackpad
andmovethemdowntoshow
thedesktop.
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:
•Ensurethatyouuseacapwithgroovesaasshowninthefollowingillustration.
•Dependingonthemodel,yourkeyboardmightlookdifferentfromtheillustrationinthistopic.
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.Youcanseewhetherthebatteryisfullychargedfromthe
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,clickPower,andthenclickSleep.
•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.
CabledEthernetconnections
WithanEthernetcable,youcanconnectyourcomputertoalocalnetworkthroughtheminiEthernet
connectoronyourcomputer.
ToattachanEthernetcabletoyourcomputer,youneedanEthernetextensionadapter.
TheEthernetextensionadapterisavailableasanoptionandshippedwithsomecomputermodels.Youcan
purchaseanEthernetextensionadapterfromLenovoathttp://www.lenovo.com/essentials.
DANGER
Toavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetextension
adapter.
ToconnecttoalocalnetworkthroughanEthernetcable,dothefollowing:
1.RemovetheconnectorcoverfromtheEthernetextensionadapterandstorethecoverinthecover
slotasshownbythearrow2.
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.Turnonthewirelessfeature.
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
•Transferringdatabetweenhand-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.TurnofftheAirplanemode.
3.TurnontheNFCfunction.
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®.Theperformanceparametersofthe3-D
cameravarydependingontheappyouuse.Tolearnhowtousethe3-Dcamerawithaspecificappandto
viewtheperformanceparameters,searchfortherelatedinformationfromtheIntelWebsite.
Chapter2.Usingyourcomputer33
Tostartthecameraandconfigurethecamerasettings,opentheStartmenu,andclickCamera.
Whenthecameraisstarted,theindicatoristurnedoningreen,indicatingthatthecameraisinuse.
Youalsocanusetheintegratedcamerawithotherprogramsthatprovidefeaturessuchasphotographing,
videocapturing,andvideoconferencing.Tousethecamerawithotherprograms,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.Turnontheexternaldisplay.
Ifyourcomputercannotdetecttheexternaldisplay,right-clickonthedesktop,andthenclickScreen
resolution/Displaysettings➙Detect.
•Connectingawirelessdisplay
Note:Touseawirelessdisplay,ensurethatbothyourcomputerandtheexternaldisplaysupportthe
Miracastfeature.
Dooneofthefollowing:
34Yoga370UserGuide
–OpentheStartmenu,andthenclickSettings➙Devices➙Connecteddevices➙Addadevice.
–ClicktheactioncentericonintheWindowsnotificationarea.ClickConnect.Selectthewireless
displayandfollowtheinstructionsonthescreen.
Formoreinformation,seetheWindowshelpinformationsystem.
Choosingadisplaymode
Youcandisplayyourdesktopandappsonthecomputerdisplay,theexternaldisplay,orboth.Tochoose
howtodisplaythevideooutput,pressthedisplay-modeswitchingkeyandthenselectadisplay
modeyouprefer.
Therearefourdisplaymodes:
•Disconnect:Displaysthevideooutputonlyonyourcomputerscreen.
Note:Dependingonthesituation,youmightseeDisconnect,PCscreenonly,Computeronly,or
Disconnectprojector.
•Duplicate:Displaysthesamevideooutputonbothyourcomputerscreenandanexternaldisplay.
•Extend:Extendsthevideooutputfromyourcomputerdisplaytoanexternaldisplay.Youcandragand
moveitemsbetweenthetwodisplays.
•Projectoronly:Showsthevideooutputonlyonanexternaldisplay.
Note:Dependingonthesituation,youmightseeProjectoronlyorSecondscreenonly.
IfyoushowprogramsusingDirectDraworDirect3D®infull-screenmode,onlythemaindisplayshows
thevideooutput.
Changingdisplaysettings
Youcanchangethesettingsforboththecomputerdisplayandtheexternaldisplay.Forexample,you
candefinewhichoneisthemaindisplayandwhichoneisthesecondarydisplay.Youalsocanchange
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).
©CopyrightLenovo201739
12USB2.0connectors
5USB3.0connector
ConnectUSB-compatibledevices,suchasaUSBkeyboard,aUSBmouse,aUSBstoragedevice,ora
USBprinter.
3Audioconnector:Connectheadphonesoraheadsetwitha3.5-mm(0.14-inch),4-poleplug.
4Power/Connectionbutton:Turnonorturnoffthedock.Youcanalsopressthebuttontoconfirm
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.Turnonthedockbypressingthepowerbutton.
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.ClicktheactioncentericonintheWindowsnotificationarea.ThenclickConnecttoopenthe
devicelist.
3.Selectyourdockfromthelistofavailabledevices.
4.Whenprompted,pressthepower/connectionbuttononthedocktoconfirmthepairing.
5.Followtheinstructionsonthescreentocompletetheconnection.
Afterestablishingtheinitialconnection,youcanmakefurtherconfigurations.Therefore,wheneverthe
computercomeswithintherequiredrange,itwillautomaticallygetconnectedtothedock.
DisconnectingfromtheThinkPadWiGigDock
TodisconnectyourcomputerfromtheThinkPadWiGigDock,dothefollowing:
1.ClicktheactioncentericonintheWindowsnotificationarea.ThenclickConnecttoopenthe
devicelist.
2.LocatetheThinkPadWiGigDockandclickDisconnect.
3.Holddownthepowerbuttononthedockforseveralsecondsuntilthedockisturnedoff.
42Yoga370UserGuide
ManagingtheThinkPadWiGigDock
TheWirelessDockManagerprogramenablesyoutomanagethedock.Youcanchangethenameofthe
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.Youalsocangetthemostup-to-dateaccessibilityinformation
fromthefollowingWebsite:
https://www.lenovo.com/accessibility
Keyboardshortcuts
Thefollowingtablecontainskeyboardshortcutsthatcanhelpmakeyourcomputereasiertouse.
Note:Dependingonyourkeyboard,someofthefollowingkeyboardshortcutsmightnotbeavailable.
KeyboardshortcutFunction
Windowslogokey+UOpenEaseofAccessCenter
RightShiftforeightsecondsTurnonorturnoffFilterKeys
ShiftfivetimesTurnonorturnoffStickyKeys
NumLockforfivesecondsTurnonorturnoffToggleKeys
LeftAlt+LeftShift+NumLockTurnonorturnoffMouseKeys
LeftAlt+LeftShift+PrtScn(orPrtSc)TurnonorturnoffHighContrast
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.
©CopyrightLenovo201745
•On-ScreenKeyboard
Ifyouprefertotypeorenterdataintoyourcomputerusingamouse,joystick,orotherpointingdevice
insteadofaphysicalkeyboard,youcanuseOn-ScreenKeyboard.On-ScreenKeyboarddisplaysavisual
keyboardwithallthestandardkeys.Youcanselectkeysusingthemouseoranotherpointingdevice,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.
•Tochangetheitemsizetemporarily,usetheMagnifiertoolinEaseofAccessCenter.
•Tochangetheitemsizepermanently,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.Youcanfindsomeoftheseoptionsat
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.Youmustenterthecorrectpasswordtostartusingthecomputer.
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
©CopyrightLenovo201751
Themasterharddiskpasswordalsorequiresauserharddiskpassword.Themasterharddiskpassword
issetandusedbyasystemadministrator.Itenablestheadministratortoaccessanystoragedrivein
asystemlikeamasterkey.Theadministratorsetsthemasterpassword;thenassignauserpassword
foreachcomputerinthenetwork.Theusercanthenchangetheuserpasswordasdesired,butthe
administratorstillcangetaccessbyusingthemasterpassword.
Whenamasterharddiskpasswordisset,onlytheadministratorcanremovetheuserharddiskpassword.
Whenthisiconisdisplayed,typeauserharddiskpassword.Totypeamasterharddiskpassword,
pressF1.Whentheiconchangesto,typethemasterharddiskpassword.Toreturntotheicon
,pressF1again.
Tipsonusingtheharddiskpasswords:
•Youcansettheminimumlengthofaharddiskpassword.
•Ifyousetaharddiskpasswordofoversevencharacters,thestoragedrivecanbeusedonlywitha
computerthatcanrecognizeaharddiskpasswordofoversevencharacters.Ifyoutheninstallthe
storagedriveinacomputerthatcannotrecognizeaharddiskpasswordthatcontainsmorethanseven
characters,youcannotaccessthedrive.
•Recordyourpasswordandstoreitinasafeplace.Ifyouforgettheuserharddiskpassword,orbothuser
andmasterharddiskpasswords,Lenovocannotresetyourpasswordsorrecoverdatafromthestorage
drive.YoumusttakeyourcomputertoaLenovoreselleroramarketingrepresentativetohavethestorage
drivereplaced.Proofofpurchaseisrequired,andafeewillbechargedforpartsandservice.
Notes:TheeDrivestoragedrivesorTrustedComputingGroup(TCG)Opal-compliantstoragedrivesprovide
self-encryptioncapabilitiestosecureyourdata.
•IfaTCGOpal-compliantstoragedriveandaTCGOpalmanagementsoftwareprogramareinstalled,and
theTCGOpalmanagementsoftwareprogramisactivated,theharddiskpasswordisnotavailable.
•IfaneDrivestoragedriveisinstalledinyourcomputer,andyourcomputerispreinstalledwiththe
Windows10operatingsystem,theharddiskpasswordisnotavailable.
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.Toprovidereliable
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.Turnoffandthenturnonthecomputer.
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.YoumusttakeyourcomputertoaLenovo-authorizedserviceroramarketing
representativetohavethestoragedrivereplaced.Proofofpurchaseisrequired,andafeewillbecharged
forpartsandservice.
Maintainingthefingerprintreader
Thefollowingactionscoulddamagethefingerprintreaderorcauseitnottoworkproperly:
•Scratchingthesurfaceofthereaderwithahard,pointedobject
•Scrapingthesurfaceofthereaderwithyourfingernailoranythinghard
•Usingortouchingthereaderwithadirtyfinger
Ifyounoticeanyofthefollowingconditions,gentlycleanthesurfaceofthereaderwithadry,soft,lint-free
cloth:
•Thesurfaceofthereaderisdirtyorstained.
•Thesurfaceofthereaderiswet.
•Thereaderoftenfailstoenrollorauthenticateyourfingerprint.
Chapter5.Security55
Ifyourfingerhasanyofthefollowingconditions,youmightnotbeabletoregisterorauthenticateit:
•Yourfingeriswrinkled.
•Yourfingerisrough,dry,orinjured.
•Yourfingerisstainedwithdirt,mud,oroil.
•Thesurfaceofyourfingerisdifferentfromtheonewhenyouenrolledyourfingerprint.
•Yourfingeriswet.
•Yourfingerthatyouarecurrentlyusinghasnotbeenenrolledbefore.
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.Youcandestroythedataphysicallybysmashingtheharddisk
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
ChinaSCNetherlandsNL
DenmarkDKNorwayNO
FinlandFISpainSP
FranceFRSwedenSV
GermanyGRTaiwanandHongKongTC
ItalyITUnitedStatesUS
JapanJP
Installingdevicedrivers
Devicedriversareprogramsthatcontaininstructionsfortheoperatingsystemabouthowtooperateor
“drive”acertainpieceofhardware.Eachhardwarecomponentonyourcomputerhasitsownspecific
©CopyrightLenovo201759
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.Youalsocanpredefinescheduled
updatestosearchbythecriticalseveritylevelsothelistyouchoosefromcontainsonlythoseupdate
typesthatyouneed.
FormoreinformationabouthowtouseLenovoCompanion,seethehelpsystemoftheprogram.
UsingtheThinkPadSetupprogram
TheThinkPadSetupprogramenablesyoutoselectthepreferredsettingsforyourcomputerthrough
configuringtheBIOS.
ConfiguringThinkPadSetup
TheThinkPadSetupprogrammenulistsvariousitemsaboutsystemconfiguration.
Attention:Thedefaultconfigurationsarealreadyoptimizedforyou.Improperchangeoftheconfigurations
mightcauseunexpectedresults.
60Yoga370UserGuide
ToconfigureThinkPadSetup,dothefollowing:
1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1.TheThinkPadSetupprogramstarts.
Note:Ifyouarerequiredtoenterthesupervisorpassword,enterthecorrectpassword.Youalsocan
pressEntertoskipthepasswordpromptandstarttheThinkPadSetupprogram.Ifyoudonotenterthe
password,youcannotchangetheconfigurationsthatareprotectedbythesupervisorpassword.
2.Usethearrowkeystoselectatab;orusethearrowkeystolocateanitemandpressEntertoselect
it.Thenthesupportedsubmenuisdisplayed.
3.Defaultvaluesareinboldface.Setthevalueofanitembydoingoneofthefollowing:
•PressF6tochangetoahighervalue.
•PressF5tochangetoalowervalue.
4.PresstheEsckeytoexitthesubmenuandreturntotheparentmenu.Thenusethesamemethod
mentionedabovetochangeotherconfigurations.
5.Whenyoucompletetheconfiguration,pressF10tosaveandexit.YoualsocanselecttheRestarttabin
theThinkPadSetupmenu,andrestartyourcomputerwithoneoftheprovidedoptions.
YoucanpressF9torestoretothedefaultsettings.
Changingthestartupsequence
Insomecases,youmighthavetochangethestartupsequencesothatthecomputerstartsfromadesired
devicewhenpoweredon.Readthistopictolearnhowtochangethecomputerstartupsequence.
Attention:
•Afteryouchangethestartupsequence,ensurethatyouselectthecorrectdeviceduringacopy,asave,or
aformatoperation.Ifyouselectthewrongdevice,thedataonthatdevicemightbeerasedoroverwritten.
•IfyouareusingtheWindowsBitLockerDriveEncryptionfeatureandyourcomputerhasaTrusted
PlatformModule,donotchangethestartupsequence.BitLockerDriveEncryptionlocksthecomputer
whenitdetectsthechangeofstartupsequence.
Tochangethestartupsequence,dothefollowing:
1.AccesstheThinkPadSetupprogramandselectStartup➙Boot.ThenpressEnter.Thedefaultdevice
orderlistisdisplayed.
2.Setthestartupsequenceasyoudesired.
3.PressF10tosavethechangesandrestartthesystem.
Youalsocanchangethestartupsequencetemporarilybydoingthefollowing:
1.Turnoffthecomputer.
2.Turnonthecomputer.Whenthelogoscreenisdisplayed,presstheF12key.
3.Selectthedevicethatyouwantthecomputertostartfrom.ThenpressEnter.
Note:TheBootmenuwillbedisplayedifthecomputercannotstartfromanydevicesortheoperating
systemcannotbefound.
UpdatingtheUEFIBIOS
TheUEFIBIOSisthefirstprogramthatthecomputerrunswhenthecomputeristurnedon.TheUEFIBIOS
initializesthehardwarecomponents,andloadstheoperatingsystemandotherprograms.
Chapter6.Advancedconfiguration61
Whenyouinstallanewprogram,devicedriver,orhardwarecomponent,youmightbeinformedtoupdate
theUEFIBIOS.YoucanupdatetheUEFIBIOSbystartingyourcomputerfromaflashupdatediscoraflash
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
•TrackPoint
Values:Disabled,Enabled
Description:Enableordisablethebuilt-inTrackPointpointingdevice.
Note:Ifyouwanttouseanexternalmouse,selectDisabled.
•Trackpad
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.Touseadeviceinthepre-bootenvironment,authorizeitintheoperatingsystemorsetthe
SecurityleveltoNoSecurity.Tobootfromadevice,configureitbyselectingStartup➙Boot.
•USBdevice
Values:Disabled,Enabled
Descriptions:Enableordisablepre-OSsupportforUSBdevicesattachedtotheThunderbolt(TM)3port.
Touseadeviceinthepre-bootenvironment,authorizeitintheoperatingsystemorsettheSecuritylevel
toNoSecurity.Tobootfromadevice,configureitbyselectingStartup➙Boot.
IntelAMT
•Intel(R)AMTControl
Values:Disabled,Enabled,PermanentlyDisabled
Description:IfyouselectEnabled,IntelAMT(ActiveManagementTechnology)isconfiguredand
additionalsetupitemsareprovidedinMEBx(ManagementEngineBIOSExtension)Setup.Ifyouselect
PermanentlyDisabled,youcanneverenableitagain.Becautiouswhenyoumaketheselection.
Note:YoucanentertheMEBxSetupmenubypressingCtrl+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.Tousethisfunction,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:YoucanuseadiscreteTrustedPlatformModule(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-dstandsforIntelVirtualizationTechnologyforDirectedI/O.Whenenabled,aVMM
canutilizetheplatforminfrastructureforI/Ovirtualization.
I/OPortAccess
Descriptions:Usethissubmenutoenableordisablethefollowinghardwarefeatures:
•EthernetLAN
•WirelessLAN
•WirelessWAN
•Bluetooth
•USBconnector
•Memorycardslot
•Integratedcamera
•Microphone
•Fingerprintreader
•Thunderbolt
•NFCdevice
•WiGig
Chapter6.Advancedconfiguration69
InternalDeviceAccess
•BottomCoverTamperDetection
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,supervisorpasswordisrequiredwhenabottomcovertamper
isdetected.Thisoptionisnotfunctionaluntilasupervisorpasswordisset.
•InternalStorageTamperDetection
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.Tocompletetheconfiguration
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“Tointerruptnormalstartup,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.YourcomputersupportsthepersonalcomputerfunctionsthatPXE
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.
•Tofreeupdiskspace,uninstallunusedprograms.Youalsomightwanttolookforprogramduplicationor
overlappingversions.
•CleanoutyourInbox,Sent,andTrashfoldersfromyoure-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.YouneedthelogfileswhenyouspeaktoaLenovotechnical
supportrepresentative.
©CopyrightLenovo201775
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.Tosolvetheproblem,dothefollowing:
1.Ensurethatnoliquidcreatesashortcircuitbetweenyouandtheacpoweradapter(ifinuse).
2.Carefullyunplugtheacpoweradapterimmediately.
3.Turnoffthecomputerimmediately.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.Toclearthe
error,enterThinkPadSetup.
•Message:0199:SystemSecurity-Securitypasswordretrycountexceeded.
Solution:Thismessageisdisplayedifyouenterawrongsupervisorpasswordmorethanthreetimes.
Confirmthesupervisorpasswordandtryagain.Tocleartheerror,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(MainSATAHDD)
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.TodecodethebeeperrorwithLenovoSmartBeep
technology,dothefollowing:
1.Gotohttp://www.support.lenovo.com/smartbeeporscanthefollowingQRCode.
2.Downloadtheproperdiagnosticappandinstallitonyoursmartphone.
3.Runthediagnosticappandplacethesmartphonenearthecomputer.
78Yoga370UserGuide
4.PresstheFnkeyonyourcomputertoemitthebeepagain.Thediagnosticappdecodesthebeeperror
andshowspossiblesolutionsonthesmartphone.
Thefollowingsectiondescribessomebeeperrorsandthecorrespondingsolutions.
Note:DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupport
Centerorproductdocumentation.OnlyuseaLenovo-authorizedserviceprovidertorepairyourproduct.
ErrorcodesSolutions
0001:Reseterror(platformresetnotde-asserted)1.Reinstallthecoin-cellbattery.
2.Replacethesystemboard.
0281:GeneralembeddedcontrollererrorReplacethesystemboard.
0282:Memorymoduleerror1.Reinstallorreplacethememorymodule.
2.Replacethesystemboard.
0283:PCIresourceerror1.Reinstallthecoin-cellbattery.
2.Replacethesystemboard.
0284:TCG-compliantfunctionality-relatederror(mightbe
theBIOScodevalidationfailure)
Replacethesystemboard.
0285:TCG-compliantfunctionality-relatederror(mightbe
theTPMinitializationfailure)
Replacethesystemboard.
0286:IntegratedgraphicserrorReplacethesystemboard.
0287:Discretegraphicserror1.Reinstallorreplacethediscretegraphicscard.
2.Replacethesystemboard.
0288:Computerdisplayerror1.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.
–Youareusingthecorrectdevicedriver.Toinstallthecorrectdriver,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.
–Youhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.
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:
–TryanotherEthernetcable.
–Ensurethatthelinkpartnerissettoauto-negotiate.
–Ensurethattheswitchis802.3ab-compliant(gigabitovercopper).
Wireless-LANproblem
Problem:Icannotconnecttothenetworkusingthebuilt-inwirelessnetworkcard.
Solution:
Ensurethat:
•TheAirplanemodeisoff.
80Yoga370UserGuide
•Yourwireless-LANdriveristhelatestversion.
•Yourcomputeriswithintherangeofawirelessaccesspoint.
•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:ThepointermightdriftwhenyouarenotusingtheTrackPointpointingdeviceduringnormal
operation.ThisisanormalcharacteristicoftheTrackPointpointingdeviceandisnotadefect.Pointer
driftingmightoccurforseveralsecondsunderthefollowingconditions:
–Whenthecomputeristurnedon
–Whenthecomputerresumesnormaloperation
–WhentheTrackPointpointingdeviceiskeptpressedforalongtime
–Whenthetemperaturechanges
•Problem:TheTrackPointpointingdeviceortrackpaddoesnotwork.
Solution:EnsurethattheTrackPointpointingdeviceortrackpadisenabledintheMouseProperties
window.Formoreinformation,see“CustomizingtheThinkPadpointingdevice”onpage26.
Keyboardproblems
•Problem:Allorsomekeysonthekeyboarddonotwork.
Solution:Ifanexternalnumerickeypadisconnected:
1.Turnoffthecomputer.
2.Removetheexternalnumerickeypad.
Chapter7.Troubleshootingcomputerproblems81
3.Turnonthecomputerandtryusingthekeyboardagain.
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.Turnoffthecomputer,andthenturnitonagain.
2.Ifyoustillseeonlythecursoronthescreen,dothefollowing:
–Ifyouhaveusedpartitionsoftware,examinethepartitionontheharddiskdrivebyusingthe
software,andrecoverthepartitionifrequired.
–Usetherecoverysolutionstorestorethesystemtothefactorydefaultstate.Formoreinformation,
seeChapter8“Recoveryinformation”onpage91.
Iftheproblempersists,havethecomputerserviced.
•Problem:Thescreengoesblankwhilethecomputerison.
82Yoga370UserGuide
Solution:Yourscreensaverorpowermanagementmighthavebeenenabled.Dooneofthefollowing:
–TouchtheTrackPointpointingdeviceorthetrackpad,orpressakeytoexitthescreensaver.
–Pressthepowerbuttontoresumethecomputerfromsleeporhibernationmode.
•Problem:Thescreenisblank.
Solution:Dothefollowing:
1.Pressthedisplay-modeswitchingkeytobringuptheimage.
2.Ifyouareusingtheacpoweradapter,orusingthebatteryandthebatterygaugeshowsthatthe
batteryisnotdepleted,pressthebrightness-upkeytomakethescreenbrighter.
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.Yourcomputerdisplaycontains
multiplethin-filmtransistors(TFTs).Onlyaverysmallnumberofmissing,discolored,orbrightdots
onthescreenmightexistallthetime.
Externalmonitorproblems
•Problem:Theexternalmonitorisblank.
Solution:Tobringuptheimage,pressthedisplay-modeswitchingkeyandselectthemonitoryou
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.Turnontheexternalmonitorandthecomputer.
3.Right-clickonthedesktop,andclickDisplaysettings➙Advanceddisplaysettings.
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.
84Yoga370UserGuide
Solution:IfyouusetheExtenddesktopfunction,disableit,andchangethedisplayoutputlocation.If
aDVDmovieoravideoclipisplaying,stoptheplayback,closetheprogram,andthenchangethe
displayoutputlocation.
•Problem:Thescreenpositionontheexternalmonitorisincorrectwhenthatmonitorissetforahigh
resolution.
Solution:Sometimes,whenyouuseahighresolutionsuchas1600x1200pixels,theimageisshiftedto
theleftorrightonthescreen.Tocorrectthis,firstensurethatyourexternalmonitorsupportsthedisplay
mode(theresolutionandtherefreshrate)thatyouhaveset.Ifitdoesnot,setadisplaymodethatthe
monitorsupports.Ifitdoessupportthedisplaymodeyouhaveset,gotothesetupmenuforthemonitor
itselfandadjustthesettingsthere.Usuallytheexternalmonitorhasbuttonsforaccesstothesetupmenu.
Formoreinformation,seethedocumentationthatcomeswiththemonitor.
Audioproblems
•Problem:WaveorMIDIsounddoesnotplayproperly.
Solution:Ensurethatthebuilt-inaudiodeviceisconfiguredcorrectly.
1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.
2.ClickHardwareandSound.
3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconfirmation,typethe
passwordorprovideconfirmation.
4.Double-clickSound,videoandgamecontrollers.
5.EnsurethatthedevicefollowingSound,videoandgamecontrollersisenabledandconfigured
correctly.
•Problem:Recordingsmadebyusingthemicrophoneinputarenotloudenough.
Solution:EnsurethattheMicrophoneBoostfunctionisturnedonandsetbydoingthefollowing:
1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.
2.ClickHardwareandSound.
3.ClickSound.
4.ClicktheRecordingtabintheSoundwindow.
5.SelectMicrophone,andclickthePropertiesbutton.
6.ClicktheLevelstab,andmovetheMicrophoneBoostsliderupwards.
7.ClickOK.
Note:Formoreinformationaboutcontrollingvolume,seeyourWindowsonlinehelp.
•Problem:Icannotmovethevolumesliderorbalanceslider.
Solution:Theslidermightbegrayedout.Thismeansthatitspositionisfixedbythehardwareand
cannotbechanged.
•Problem:Thevolumeslidersdonotstayinplacewhensomeaudioprogramsareused.
Solution:Itisnormalforthesliderstochangepositionwhencertainsoundprogramsareused.The
programsareawareofthesettingsintheVolumeMixerwindowandareenabledtochangethesettings
themselves.AnexampleistheWindowsMediaPlayerprogram.Usuallytheprogramhasslidersavailable
tocontrolthesoundfromwithintheprogram.
•Problem:Thebalanceslidercannotcompletelymuteonechannel.
Solution:Thecontrolisdesignedtocompensateforminordifferencesinbalanceanddoesnot
completelymuteeitherchannel.
•Problem:ThereisnovolumecontrolforMIDIsoundintheVolumeMixerwindow.
Chapter7.Troubleshootingcomputerproblems85
Solution:Usethehardwarevolumecontrol.Thisisbecausethebuilt-insynthesizersoftwaredoes
notsupportthecontrol.
•Problem:ThesoundcannotbeturnedoffevenifIsettheMastervolumecontrolatminimum.
Solution:YoustillcanhearsomesoundeventhoughyouhavesettheMastervolumecontrolatminimum.
Toturnoffthesoundcompletely,gototheMastervolumecontrolandselectMutespeakers.
•Problem:WhenIconnectheadphonestomycomputerwhileplayingsound,aspeakerdoesnot
producesound.
Solution:Whentheheadphonesareattached,thestreamingisautomaticallyredirectedtoit.Ifyouwant
tolistentosoundfromthespeakersagain,ensurethatyousetthosespeakersasthedefaultdevice.For
moreinformation,seethehelpinformationsystemforRealtekHDAudioManager.
Fingerprintreaderproblems
•Problem:Thesurfaceofthereaderisdirty,stained,orwet.
Solution:Gentlycleanthesurfaceofthereaderwithadry,soft,lint-freecloth.
•Problem:Thereaderoftenfailstoenrollorauthenticateyourfingerprint.
Solution:Ifthesurfaceofthereaderisdirty,stained,orwet,gentlycleanthesurfaceofthereader
withadry,soft,lint-freecloth.
Fortipsonhowtomaintainthefingerprintreader,see“Usingthefingerprintreader”onpage54.
Batteryproblems
•Problem:Thebatterycannotbefullychargedinthestandardchargetimewhenthecomputerispowered
off.
Solution:Thebatterymightbeover-discharged.Dothefollowing:
1.Turnoffthecomputer.
2.Connecttheacpoweradaptertothecomputerandletitcharge.
Ifthebatterycannotbefullychargedin24hours,contactLenovotoreplacethebattery.
•Problem:Thecomputershutsdownbeforethebatterystatusiconshowsthatthebatteryisempty.
Solution:Dischargeandrechargethebattery.
•Problem:Thecomputeroperatesafterthebatterystatusiconshowsthatthebatteryisempty.
Solution:Dischargeandrechargethebattery.
•Problem:Theoperatingtimeforafullychargedbatteryisshort.
Solution:Dischargeandrechargethebattery.Ifyourbatteryoperatingtimeisstillshort,contactLenovo
toreplacethebattery.
•Problem:Thecomputerdoesnotoperatewithafullychargedbattery.
Solution:Thesurgeprotectorinthebatterymightbeactive.Turnoffthecomputerforoneminutetoreset
theprotector;thenturnonthecomputeragain.
•Problem:Thebatterycannotgetcharged.
Solution:Youcannotchargethebatterywhenitistoohot.Ifthebatteryfeelshot,turnoffthecomputer
andwaitforawhiletoletitcooltoroomtemperature.Afteritcools,rechargethebattery.Ifitstillcannot
becharged,haveitserviced.
acpoweradapterproblem
Problem:Theacpoweradapterisconnectedtothecomputerandtheworkingelectricaloutlet,butthe
poweradapter(powerplug)iconisnotdisplayedintheWindowsnotificationarea.Theacpowerindicator
alsodoesnotlightup.
86Yoga370UserGuide
Solution:Dothefollowing:
1.Ensurethattheconnectionoftheacpoweradapteriscorrect.
2.Iftheconnectionoftheacpoweradapteriscorrect,turnoffthecomputer,andthendisconnecttheac
poweradapter.
3.Reconnecttheacpoweradapter,andthenturnonthecomputer.
4.IfthepoweradaptericonstillisnotdisplayedintheWindowsnotificationarea,havetheacpower
adapterandyourcomputerserviced.
Powerproblems
Printtheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.
•Problem:Mycomputerisgettingnopoweratall.
Solution:Checkthefollowingitems:
1.Verifythepowerbutton.Thepowerbuttonisilluminatedwheneverthecomputerison.
2.Checkallpowerconnections.Removeanypowerstripsandsurgeprotectorstoconnecttheac
poweradapterdirectlytotheacpoweroutlet.
3.Inspecttheacpoweradapter.Checkforanyphysicaldamage,andensurethatthepowercableis
firmlyattachedtotheadapterbrickandthecomputer.
4.Verifythattheacpowersourceisworkingbyattachinganotherdevicetotheoutlet.
•Problem:Mycomputerdoesnotrunonbatterypower.
Solution:Checkthefollowingitems:
1.Ifthebatteryrunsoutofpower,attachtheacpoweradaptertorechargethebattery.
2.Ifthebatteryischargedbutthecomputerdoesnotrun,contactLenovotoreplacethebattery
withanewone.
•Problem:Thesystemdoesnotrespond,andIcannotturnoffthecomputer.
Solution:Turnoffthecomputerbypressingandholdingthepowerbuttonforfoursecondsormore.If
thesystemstilldoesnotrespond,removetheacpoweradapter.Thenresetthesystembyinsertinga
straightenedpaperclipintotheemergency-resethole.
Powerbuttonproblem
Problem:Thesystemdoesnotrespond,andIcannotturnoffthecomputer.
Solution:Turnoffthecomputerbypressingandholdingthepowerbuttonforfoursecondsormore.If
thesystemstilldoesnotrespond,removetheacpoweradapter.Thenresetthesystembyinsertinga
straightenedpaperclipintotheemergency-resethole.
Bootproblem
Printtheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.
•Problem:Ireceiveanerrormessagebeforetheoperatingsystemloads.
Solution:Followtheappropriatecorrectiveactionsforpower-onself-test(POST)errormessages.
•Problem:Ireceiveanerrormessagewhiletheoperatingsystemisloadingthedesktopconfiguration
afterthePOSTiscompleted.
Solution:FindsolutionsbysearchingfortheerrormessageatthefollowingWebsites:
–http://www.lenovo.com/support
Chapter7.Troubleshootingcomputerproblems87
–https://support.microsoft.com/
Sleepandhibernationproblems
•Problem:Thecomputerenterssleepmodeunexpectedly.
Solution:Ifthemicroprocessoroverheats,thecomputerautomaticallyenterssleepmodetoallowthe
computertocoolandtoprotectthemicroprocessorandotherinternalcomponents.Checkthesettings
forsleepmode.
•Problem:Thecomputerenterssleepmodeimmediatelyafterthepower-onself-test.
Solution:Ensurethat:
–Thebatteryischarged.
–Theoperatingtemperatureiswithintheacceptablerange.See“Operatingenvironment”onpage12.
Iftheproblempersists,havethecomputerserviced.
•Problem:Acriticallow-batteryerroroccurs,andthecomputerimmediatelyturnsoff.
Solution:Thebatterypowerisgettinglow.Plugtheacpoweradapterintoanelectricaloutletand
thenintothecomputer.
•Problem:ThecomputerdisplayremainsblankafteryoupressFntoresumefromsleepmode.
Solution:Checkwhetheranexternalmonitorwasdisconnectedorturnedoffwhilethecomputerwasin
sleepmode.Ifyoudisconnectedorturnedofftheexternalmonitor,connectitorturnitonbeforeresuming
thecomputerfromsleepmode.Whenresumingthecomputerfromsleepmodewithoutattachingthe
externalmonitororturningiton,andthecomputerdisplayremainsblank,pressthedisplay-mode
switchingkeytobringupthecomputerdisplay.
•Problem:Thecomputerdoesnotresumefromsleepmode,orthesystemstatusindicatorblinksslowly
andthecomputerdoesnotwork.
Solution:Ifthesystemdoesnotresumefromsleepmode,itmighthaveenteredsleeporhibernation
modeautomaticallybecausethebatteryisdepleted.Checkthesystemstatusindicator.
–Ifthesystemstatusindicatorblinksslowly,yourcomputerisinsleepmode.Connecttheacpower
adaptertothecomputer;thenpressFn.
–Ifthesystemstatusindicatorisoff,yourcomputerhasnopowerorisinhibernationmode.Connect
theacpoweradaptertothecomputer;thenpressthepowerbuttontoresumeoperation.
Ifthesystemstilldoesnotresumefromsleepmode,yoursystemmightstoprespondingandyoumight
notbeabletoturnoffthecomputer.Inthiscase,youmustresetthecomputer.Ifyouhavenotsavedyour
data,itmightbelost.Toresetthecomputer,insertastraightenedpaperclipintotheemergency-resethole.
•Problem:Yourcomputerdoesnotentersleeporhibernationmode.
Solution:Checkwhetheranyoptionhasbeenselectedtodisableyourcomputerfromenteringsleep
orhibernationmode.
Ifyourcomputertriestoentersleepmodebuttherequestisrejected,thedeviceattachedtotheUSB
connectormighthavebeendisabled.Ifthisoccurs,doahot-unplug-and-plugoperationfortheUSB
device.
•Problem:Thebatterydischargesslightlywhilethecomputerisinhibernationmode.
Solution:Ifthewakeupfunctionisenabled,thecomputerconsumesasmallamountofpower.This
isnotadefect.
ThinkPadPenProproblem
Problem:TheThinkPadPenProdoesnotperformwell.
88Yoga370UserGuide
Solution:Thebatterypowerforthepenmightbelow.Ensurethatyourcomputerison.Theninsertthepen
intothepenslottochargethepenforaboutfiveminutes.
Softwareproblem
Problem:Aprogramdoesnotrunproperly.
Solution:Ensurethattheproblemisnotbeingcausedbytheprogram.
Checkthatyourcomputerhastheminimumrequiredmemorytoruntheprogram.Seethemanualssupplied
withtheprogram.
Checkthefollowing:
•Theprogramisdesignedtooperatewithyouroperatingsystem.
•Otherprogramsrunproperlyonyourcomputer.
•Thenecessarydevicedriversareinstalled.
•Theprogramworkswhenitisrunonsomeothercomputer.
Ifanerrormessageisdisplayedwhileyouareusingtheprogram,seethemanualsorhelpsystemsupplied
withtheprogram.
Iftheprogramstilldoesnotrunproperly,contactyourplaceofpurchaseoraservicerepresentativeforhelp.
USBproblem
Problem:AdeviceconnectedtotheUSBconnectordoesnotwork.
Solution:EnsurethattheUSBportisenabledintheThinkPadSetup.OpentheDeviceManagerwindow.
EnsurethattheUSBdevicesetupiscorrect,andthattheassignmentofcomputerresourceandthe
installationofthedevicedriverarecorrect.ToopentheDeviceManagerwindow,gotoControlPaneland
ensurethatyouviewControlPanelbyCategory,andclickHardwareandSound➙DeviceManager.Ifyou
arepromptedforanadministratorpasswordorconfirmation,typethepasswordorprovideconfirmation.
Referto“DiagnosingproblemswithLenovoCompanion”onpage75andrunadiagnostictestofthe
USBconnector.
Chapter7.Troubleshootingcomputerproblems89
90Yoga370UserGuide
Chapter8.Recoveryinformation
ThischapterprovidesinformationabouttheWindowsrecoverysolutionsontheWindows10operating
system.
Resettingyourcomputer
Ifyourcomputerdoesnotperformwell,youmightconsiderresettingyourcomputer.Intheresettingprocess,
youcanchoosetokeepyourfilesorremovethem,andthenreinstalltheWindowsoperatingsystem.
Toresetyourcomputer,dothefollowing:
Note:Theitemsinthegraphicaluserinterface(GUI)mightchangewithoutnotice.
1.OpentheStartmenu,andthenclickSettings➙Update&security➙Recovery.
2.IntheResetthisPCsection,clickGetstarted.
3.Followtheinstructionsonthescreentoresetyourcomputer.
Usingadvancedstartupoptions
Theadvancedstartupoptionsenableyoutodothefollowing:
•Changethefirmwaresettingsofthecomputer
•ChangethestartupsettingsoftheWindowsoperatingsystem
•Startthecomputerfromanexternaldevice
•RestoretheWindowsoperatingsystemfromasystemimage
Touseadvancedstartupoptions,dothefollowing:
Note:Theitemsinthegraphicaluserinterface(GUI)mightchangewithoutnotice.
1.OpentheStartmenu,andthenclickSettings➙Update&security➙Recovery.
2.IntheAdvancedstartupsection,clickRestartnow➙Troubleshoot➙Advancedoptions.
3.Selectastartupoptionyouwant,andthenfollowtheinstructionsonthescreen.
RecoveringyouroperatingsystemifWindows10failstostart
TheWindowsrecoveryenvironmentonyourcomputeroperatesindependentlyfromtheWindows10
operatingsystem.ItenablesyoutorecoverorrepairtheoperatingsystemeveniftheWindows10operating
systemfailstostart.
Aftertwoconsecutivefailedbootattempts,theWindowsrecoveryenvironmentstartsautomatically.Then
youcanchooserepairandrecoveryoptionsbyfollowingtheon-screeninstructions.
Note:Ensurethatyourcomputerisconnectedtoacpowerduringtherecoveryprocess.
CreatingandusingarecoveryUSBdrive
YoucancreatearecoveryUSBdriveasabackupfortheWindowsrecoveryprograms.Withtherecovery
USBdrive,youcantroubleshootandfixtheproblemsevenifthepreinstalledWindowsrecoveryprograms
aredamaged.
©CopyrightLenovo201791
ItisrecommendedthatyoucreatearecoveryUSBdriveasearlyaspossible.Ifyoudidnotcreatearecovery
USBdriveasaprecautionarymeasure,youcancontactLenovoCustomerSupportCenterandpurchase
onefromLenovo.ForalistoftheLenovoSupportphonenumbersforyourcountryorregion,goto:
http://www.lenovo.com/support/phone
CreatingarecoveryUSBdrive
TocreatearecoveryUSBdrive,youneedaUSBdrivewithatleast16GBofstoragecapacity.Theactual
USBcapacitythatisrequireddependsonthesizeoftherecoveryimage.
Attention:ThecreationprocesswilldeleteanythingstoredontheUSBdrive.Toavoiddataloss,makea
backupcopyofallthedatathatyouwanttokeep.
TocreatearecoveryUSBdrive,dothefollowing:
Note:Ensurethatyourcomputerisconnectedtoacpowerduringthefollowingprocess.
1.ConnectaproperUSBdrive(atleast16GBofstorage)tothecomputer.
2.Typerecoveryinthesearchboxonthetaskbar.ThenclickCreatearecoverydrive.
3.ClickYesintheUserAccountControlwindowtoallowtheRecoveryMediaCreatorprogramtostart.
4.IntheRecoveryDrivewindow,followtheinstructionsonthescreentocreatearecoveryUSBdrive.
UsingtherecoveryUSBdrive
Ifyoucannotstartyourcomputer,refertothecorrespondinginformationinthetopic“Troubleshooting”on
page76totrytosolvetheproblembyyourself.Ifyoustillcannotstartyourcomputer,usetherecovery
USBdrivetorecoveryourcomputer.
TousearecoveryUSBdrive,dothefollowing:
Note:Ensurethatyourcomputerisconnectedtoacpowerduringthefollowingprocess.
1.ConnecttherecoveryUSBdrivetothecomputer.
2.Turnonorrestartthecomputer.BeforetheWindowsoperatingsystemstarts,repeatedlypressF12.The
BootMenuwindowopens.
3.SelecttherecoveryUSBdriveasthebootdevice.
4.Selectapreferredkeyboardlayout.
5.ClickTroubleshoottodisplayoptionalrecoverysolutions.
6.Selectacorrespondingrecoverysolutionaccordingtoyoursituation.Thenfollowtheinstructionson
thescreentocompletetheprocess.
92Yoga370UserGuide
Chapter9.Replacingdevices
Thischapterprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.
Staticelectricityprevention
Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoptionora
CustomerReplaceableUnit(CRU),donotopenthestatic-protectivepackageuntiltheinstructionsdirect
youtoinstallthepart.
WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions
toavoidstatic-electricitydamage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe
edges.Nevertouchexposedcircuitry.
•Preventothersfromtouchingcomponents.
•Beforeyouinstallastatic-sensitiveoptionorCRU,doeitherofthefollowingtoreducestaticelectricityin
thepackageandyourbody:
–Touchthestatic-protectivepackagethatcontainstheparttoametalexpansion-slotcoverforat
leasttwoseconds.
–Touchthestatic-protectivepackagethatcontainstheparttootherunpaintedmetalsurfaceonthe
computerforatleasttwoseconds.
•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackageandinstallthepart
withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackageonasmooth,
levelsurfaceandplacethepartonthepackage.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Disablingthebuilt-inbattery
BeforereplacinganyFieldReplaceableUnit(FRU),ensurethatyoudisableFastStartupfirstandthen
disablethebuilt-inbattery.
TodisableFastStartup,dothefollowing:
1.Fromthedesktop,typepoweroptioninthesearchboxonthetaskbar,andselectPowerOptions.
2.ClickChoosewhatthepowerbuttonsdoontheleftpane.
3.ClickChangesettingsthatarecurrentlyunavailableatthetop.
4.IfpromptedbyUserAccountControl(UAC),clickY es.
5.CleartheTurnonfaststartupcheckbox,andthenclickSavechanges.
Todisablethebuilt-inbattery,dothefollowing:
1.Turnoffyourcomputeranddisconnecttheacpoweradapterandallcablesfromthecomputer.
2.Turnonyourcomputer.Whenthelogoscreenisdisplayed,immediatelypressF1toenterThinkPad
Setup.
3.SelectConfig➙Power.ThePowersubmenuisdisplayed.
4.SelectDisablebuilt-inbatteryandpressEnter.
©CopyrightLenovo201793
5.SelectYesintheSetupConfirmationwindow.Thebuilt-inbatteryisdisabledandthecomputerturnsoff
automatically.Waitthreetofiveminutestoletthecomputercool.
ReplacingthemicroSIMcard
Beforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.
MicroSIMcardisasmallplasticcardwithanIntegratedCircuit(IC)chipmountedononesideofthecard.
ToreplacethemicroSIMcard,dothefollowing:
1.Insertastraightenedpaperclipintotheholeinthemicro-SIM-cardtray1.Thetrayejects.Then,slide
themicro-SIM-cardtrayoutofthecomputer2.
2.TakethemicroSIMcardoutofthetray3.
3.InstallanewmicroSIMcardintothemicro-SIM-cardtray4.
4.Insertthetrayintothecomputer5.
Replacingthebasecoverassembly
Beforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.
Toreplacethebasecoverassembly,dothefollowing:
1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.
2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.
3.Closethecomputerdisplayandturnthecomputerover.
94Yoga370UserGuide
Replacingthewireless-WANcard
Thefollowinginformationonlyappliesforthecomputerwithuser-installablemodules.
Beforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.
Attention:Beforeyoustartinstallingawireless-WANcard,touchametaltableoragroundedmetalobject.
Thisactionreducesanystaticelectricityfromyourbody.Staticelectricitycoulddamagethecard.
Toreplacethewireless-WANcard,dothefollowing:
1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.
2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.
3.Closethecomputerdisplayandturnthecomputerover.
4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.
5.Toremovethewireless-WANcard,dothefollowing:
a.Disconnectthecablesfromthewireless-WANcard1andremovethescrew2.Thewireless-WAN
cardisreleasedfromthesecuredpositionandpivotsupward.
b.Carefullyremovethewireless-WANcardoutoftheslot3.
96Yoga370UserGuide
6.Toinstallanewwireless-WANcard,dothefollowing:
a.Alignthecontactedgeofthenewwireless-WANcardwiththekeyintheslot.Thencarefullyinsert
thenewwireless-WANcardintotheslotatanangleofabout20degrees1.Pivotthewireless-WAN
carddownward2.
b.Installthescrewtosecurethewireless-WANcardinplace3.Thenconnectthecablestothe
wireless-WANcard4.Ensurethatyouattachtheredcabletothemainconnectorandthebluecable
totheauxiliaryconnectoronthewireless-WANcard.
7.Reinstallthebasecoverassembly.
8.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.
ReplacingtheM.2solid-statedrive
Beforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.
Attention:TheM.2solid-statedriveissensitive.Inappropriatehandlingmightcausedamageand
permanentlossofdata.
WhenhandlingtheM.2solid-statedrive,observethefollowingguidelines:
•ReplacetheM.2solid-statedriveonlyforupgradeorrepair.TheM.2solid-statedriveisnotdesigned
forfrequentchangesorreplacement.
•BeforereplacingtheM.2solid-statedrive,makeabackupcopyofallthedatathatyouwanttokeep.
•DonotapplypressuretotheM.2solid-statedrive.
•DonottouchthecontactedgeoftheM.2solid-statedrive.OtherwisetheM.2solid-statedrivemightget
damaged.
•DonotmaketheM.2solid-statedrivesubjecttophysicalshocksorvibration.PuttheM.2solid-state
driveonasoftmaterial,suchascloth,toabsorbphysicalshocks.
ToreplacetheM.2solid-statedrive,dothefollowing:
1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.
Chapter9.Replacingdevices97
2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.
3.Closethecomputerdisplayandturnthecomputerover.
4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.
5.Toremovethedrive,dothefollowing:
a.Afilmmightcoverthesolid-statedrive.Toaccessthesolid-statedrive,openthefilmfirst1.
b.RemovethescrewthatsecurestheM.2solid-statedrive2.
c.RemovetheM.2solid-statedrive3.
98Yoga370UserGuide
6.Toinstallanewdrive,dothefollowing:
a.AlignthecontactedgeofthenewM.2solid-statedrivewiththekeyintheslot.Thencarefullyinsert
theM.2solid-statedriveintotheslotatanangleofabout20degrees1.PivottheM.2solid-state
drivedownward2.EnsurethattheM.2solid-statedriveisfirmlyinstalledintheslotandcannot
bemovedeasily.
b.InstallthescrewtosecuretheM.2solid-statedrive3.
7.Reinstallthebasecoverassembly.
8.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.
Replacingamemorymodule
Beforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.
Increasingmemorycapacityisaneffectivewaytomakeprogramsrunfaster.Youcanincreasememory
capacitybyreplacingoraddingamemorymodule.
Note:Theoperatingspeedofthememorymodulehasdependencyonthesystemconfiguration.Insome
conditions,thememorymoduleinyourcomputermightnotbeabletooperateatthemaximumspeed.
Attention:
•Beforeyoustartthereplacement,touchagroundedmetalobject.Thisactionreducesanystaticelectricity
fromyourbody.Staticelectricitymightdamagethememorymodule.
•Donottouchthecontactedgeofthememorymodule.Otherwisethememorymodulemightgetdamaged.
Toreplaceamemorymodule,dothefollowing:
1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.
2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.
3.Closethecomputerdisplayandturnthecomputerover.
4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.
Chapter9.Replacingdevices99
5.Openthelatchesonbothsidesofthememoryslotatthesametime1,andthenremovethememory
module2.
6.Insertthenewmemorymoduleintothememoryslotatanangleofabout20degrees1.Pivotthe
memorymoduledownwarduntilitsnapsintoplace2.Ensurethatthememorymoduleisfirmlyinstalled
inthememoryslotandcannotbemovedeasily.
7.Reinstallthebasecoverassembly.
8.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.
100Yoga370UserGuide
Replacingthecoin-cellbattery
Beforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.
DANGER
Ifthecoin-cellbatteryisincorrectlyreplaced,thereisdangerofanexplosion.Thecoin-cellbattery
containsasmallamountofharmfulsubstance.Toavoidpossibleinjury:
•ReplaceonlywithabatteryofthetyperecommendedbyLenovo.
•Keepthebatteryawayfromfire.
•Donotexposeittoexcessiveheat.
•Donotexposeittowaterorrain.
•Donotshort-circuitit.
•Donotdrop,crush,puncturethebattery,ormakeitsubjecttostrongforces.Batteryabuseor
mishandlingcancausethebatterytooverheat,whichcancausegassesorflameto"vent"
fromthebatteryorcoin-cellbattery.
Toreplacethecoin-cellbattery,dothefollowing:
1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.
2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.
3.Closethecomputerdisplayandturnthecomputerover.
4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.
5.Detachtheconnectorandthenremovethecoin-cellbattery.
Chapter9.Replacingdevices101
Chapter10.Gettingsupport
ThischapterprovidesinformationaboutgettinghelpandsupportfromLenovo.
BeforeyoucontactLenovo
Often,youcansolveyourcomputerproblemsbyreferringtotheinformationintheexplanationsoferror
codes,runningdiagnosticprograms,orbyconsultingtheLenovoSupportWebsite.
Registeringyourcomputer
RegisteryourcomputerwithLenovo.Formoreinformation,see“Registeringyourcomputer”onpage15.
Downloadingsystemupdates
Downloadingupdatedsoftwaremightresolveproblemsyouexperiencewithyourcomputer.
Todownloadupdatedsoftware,gotothefollowingWebsiteandfollowtheinstructionsonthescreen:
http://www.lenovo.com/support
Recordinginformation
BeforeyoutalktoaLenovorepresentative,recordthefollowingimportantinformationaboutyourcomputer.
Recordingproblemsymptomsanddetails
Collecttheanswerstothefollowingquestionsbeforeyoucallforhelp.Then,youareabletogethelp
asquicklyaspossible.
•Whatistheproblem?Isitcontinuousorintermittent?
•Isthereanerrormessage?Whatistheerrorcode,ifany?
•Whatoperatingsystemareyouusing?Whichversion?
•Whichsoftwareapplicationswererunningatthetimeoftheproblem?
•Cantheproblembereproduced?Ifso,how?
Recordingsysteminformation
Theserialnumberlabelisonthebottomofyourcomputer.Recordthemachinetypeandtheserialnumber.
•WhatisthenameofyourLenovoproduct?
•Whatisthemachinetype?
•Whatistheserialnumber?
Gettinghelpandservice
Ifyouneedhelp,service,technicalassistance,ormoreinformationaboutLenovoproducts,youwillfinda
widevarietyofsourcesavailablefromLenovotoassistyou.
Informationaboutyourcomputerandpreinstalledsoftware,ifany,isavailableinthedocumentationthat
comeswithyourcomputerorontheLenovoSupportWebsiteathttp://www.lenovo.com/support.The
documentationincludesprintedbooks,onlinebooks,readmefiles,andhelpfiles.
©CopyrightLenovo2017103
MicrosoftServicePacksarethelatestsoftwaresourceforWindowsproductupdates.Theyareavailable
throughWebdownload(connectionchargesmightapply)orthroughdiscs.Formorespecificinformation
andlinks,gotohttps://www.microsoft.com.Lenovoofferstechnicalassistancewithinstallationof,or
questionsrelatedto,ServicePacksforyourLenovo-preinstalledMicrosoftWindowsproduct.Formore
information,contacttheCustomerSupportCenter.
Usingdiagnosticprograms
Manycomputerproblemscanbesolvedwithoutoutsideassistance.Ifyouexperienceaproblemwithyour
computer,thefirstplacetostartisthetroubleshootinginformationinyourcomputerdocumentation.Ifyou
suspectasoftwareproblem,seethedocumentation,includingreadmefilesandhelpinformationsystems,
thatcomewiththeoperatingsystemorprogram.
ThinkPadnotebookcomputerscomewithasetofdiagnosticprogramsthatyoucanusetohelpyouidentify
hardwareproblems.See“DiagnosingproblemswithLenovoCompanion”onpage75forinstructionson
howtousethediagnosticprograms.
Thetroubleshootinginformationorthediagnosticprogramsmighttellyouthatyouneedadditionalor
updateddevicedriversorothersoftware.Youcangetthelatesttechnicalinformationanddownloaddevice
driversandupdatesfromtheLenovoSupportWebsiteat:
http://www.lenovo.com/support
LenovoSupportWebsite
TechnicalsupportinformationisavailableontheLenovoSupportWebsiteathttp://www.lenovo.com/support.
ThisWebsiteisupdatedwiththelatestsupportinformationsuchasthefollowing:
•Driversandsoftware
•Diagnosticsolutions
•Productandservicewarranty
•Productandpartsdetails
•Userguidesandmanuals
•Knowledgebaseandfrequentlyaskedquestions
CallingLenovo
Ifyouhavetriedtocorrecttheproblemyourselfandstillneedhelp,duringthewarrantyperiod,youcan
gethelpandinformationbytelephonethroughtheCustomerSupportCenter.Thefollowingservicesare
availableduringthewarrantyperiod:
•Problemdetermination-Trainedpersonnelareavailabletoassistyouwithdeterminingifyouhavea
hardwareproblemanddecidingwhatactionisnecessarytofixtheproblem.
•Lenovohardwarerepair-IftheproblemisdeterminedtobecausedbyLenovohardwareunderwarranty,
trainedservicepersonnelareavailabletoprovidetheapplicablelevelofservice.
•Engineeringchangemanagement-Occasionally,theremightbechangesthatarerequiredafteraproduct
hasbeensold.Lenovooryourreseller,ifauthorizedbyLenovo,willmakeselectedEngineeringChanges
(ECs)thatapplytoyourhardwareavailable.
Thefollowingitemsarenotcovered:
•ReplacementoruseofpartsnotmanufacturedfororbyLenovoornonwarrantedparts
•Identificationofsoftwareproblemsources
•ConfigurationofUEFIBIOSaspartofaninstallationorupgrade
104Yoga370UserGuide
•Changes,modifications,orupgradestodevicedrivers
•Installationandmaintenanceofnetworkoperatingsystems(NOS)
•Installationandmaintenanceofprograms
ForthetermsandconditionsoftheLenovoLimitedWarrantythatapplytoyourLenovohardwareproduct,
see“Warrantyinformation”intheSafety,Warranty,andSetupGuidethatcomeswithyourcomputer.
Ifpossible,benearyourcomputerwhenyoumakeyourcall.Ensurethatyouhavedownloadedthemost
currentdriversandsystemupdates,rundiagnostics,andrecordedinformationbeforeyoucall.Whencalling
fortechnicalassistance,havethefollowinginformationavailable:
•Machinetypeandmodel
•Serialnumbersofyourcomputer,monitor,andothercomponents,oryourproofofpurchase
•Descriptionoftheproblem
•Exactwordingofanyerrormessages
•Hardwareandsoftwareconfigurationinformationforyoursystem
Telephonenumbers
ForalistoftheLenovoSupportphonenumbersforyourcountryorregion,goto
http://www.lenovo.com/support/phoneorrefertotheSafety,Warranty,andSetupGuidethatcomeswith
yourcomputer.
Note:Phonenumbersaresubjecttochangewithoutnotice.Thelatestphonenumbersareavailableat
http://www.lenovo.com/support/phone.Ifthenumberforyourcountryorregionisnotprovided,contact
yourLenovoresellerorLenovomarketingrepresentative.
Purchasingadditionalservices
Duringandafterthewarrantyperiod,youcanpurchaseadditionalservices.Serviceavailabilityandservice
namemightvarybycountryorregion.
Formoreinformationabouttheseservices,gotohttp://www.lenovo.com/essentials.
Chapter10.Gettingsupport105
106Yoga370UserGuide
AppendixA.SupplementalinformationabouttheUbuntu
operatingsystem
Inlimitedcountriesorregions,Lenovoofferscustomersanoptiontoordercomputerswiththepreinstalled
Ubuntu®operatingsystem.
IftheUbuntuoperatingsystemisavailableonyourcomputer,readthefollowinginformationbeforeyouuse
thecomputer.IgnoreanyinformationrelatedtoWindows-basedprograms,utilities,andLenovopreinstalled
applicationsinthisdocumentation.
AccessingtheLenovoLimitedWarranty
ThisproductiscoveredbythetermsoftheLenovoLimitedWarranty(LLW),versionL505-0010-0208/2011.
YoucanviewtheLLWinanumberoflanguagesfromthefollowingWebsite.ReadtheLenovoLimited
Warrantyat:
http://www.lenovo.com/warranty/llw_02
TheLLWalsoispreinstalledonthecomputer.ToaccesstheLLW,gotothefollowingdirectory:
/usr/share/doc/lenovo-doc
IfyoucannotviewtheLLWeitherfromtheWebsiteorfromyourcomputer,contactyourlocalLenovooffice
orresellertoobtainaprintedversionoftheLLW.
AccessingtheUbuntuhelpsystem
TheUbuntuhelpsystemprovidesinformationabouthowtousetheUbuntuoperatingsystem.Toaccessthe
helpsystemfromtheUnity,moveyourpointertotheLaunchbar,andthenclicktheHelpicon.Ifyoucannot
findtheHelpiconfromtheLaunchbar,clicktheSearchicon,andtypeHelptosearchit.
TolearnmoreabouttheUbuntuoperatingsystem,goto:
http://www.ubuntu.com
Gettingsupportinformation
Ifyouneedhelp,service,technicalassistance,ormoreinformationabouttheUbuntuoperatingsystemor
otherapplications,contacttheprovideroftheUbuntuoperatingsystemortheprovideroftheapplication.
Ifyouneedtheserviceandsupportforhardwarecomponentsshippedwithyourcomputer,contact
Lenovo.FormoreinformationabouthowtocontactLenovo,refertotheUserGuideandSafety,Warranty,
andSetupGuide.
ToaccessthelatestUserGuideandSafety,Warranty,andSetupGuide,goto:
http://www.lenovo.com/support
©CopyrightLenovo2017107
108Yoga370UserGuide
AppendixB.Regulatoryinformation
ThischapterprovidesregulatoryandcomplianceinformationaboutLenovoproducts.
Certification-relatedinformation
ProductnameThinkPadYoga370
ComplianceIDTP00078B
Machinetypes20JHand20JJ
Thelatestcomplianceinformationisavailableat:http://www.lenovo.com/compliance.
Wireless-relatedinformation
Thistopicprovideswireless-relatedinformationaboutLenovoproducts.
Wirelessinteroperability
Wireless-LANcardisdesignedtobeinteroperablewithanywireless-LANproductthatisbasedonDirect
SequenceSpreadSpectrum(DSSS),ComplementaryCodeKeying(CCK),and/orOrthogonalFrequency
DivisionMultiplexing(OFDM)radiotechnology,andiscompliantto:
•The802.11b/gStandard,802.11a/b/g,802.11n,or802.11aconwireless-LANs,asdefinedandapproved
bytheInstituteofElectricalandElectronicsEngineers.
•TheWirelessFidelity(Wi-Fi)certificationasdefinedbytheWi-FiAlliance®.
YourBluetoothcardiscompliantwithBluetoothSpecification4.1asdefinedbytheBluetoothSpecial
InterestGroupSIG.ItsupportsWindows10in-boxBluetoothprofiles.
Usageenvironmentandyourhealth
Thiscomputercontainsintegratedwirelesscardsthatoperatewithintheguidelinesidentifiedbyradio
frequency(RF)safetystandardsandrecommendations;therefore,Lenovobelievesthisproductissafefor
usebyconsumers.Thesestandardsandrecommendationsreflecttheconsensusoftheworldwidescientific
community,andresultfromdeliberationsofpanelsandcommitteesofscientists,whocontinuallyreviewand
interprettheextensiveresearchliterature.
Insomesituationsorenvironments,theuseofwirelessdevicesmightberestrictedbytheproprietorofa
buildingorresponsiblerepresentativesofanorganization.Forexample,thesesituationsandareasmight
includethefollowing:
•Onboardofairplanes,inhospitalsornearpetrolstations,blastingareas(withelectro-explosivedevices),
medicalimplantsorbody-wornelectronicmedicaldevices,suchaspacemakers.
•Inanyotherenvironmentwheretheriskofinterferencetootherdevicesorservicesisperceivedor
identifiedasharmful.
Ifyouareuncertainofthepolicythatappliestotheuseofwirelessdevicesinaspecificarea(suchasan
airportorhospital),youareencouragedtoaskforauthorizationtouseawirelessdevicepriortoturning
onthecomputer.
©CopyrightLenovo2017109
LocatingtheUltraConnectwirelessantennas
ThinkPadnotebookcomputersfeatureanintegratedUltraConnect™wirelessantennasystembuiltintothe
displayforoptimalreception,enablingwirelesscommunicationwhereveryouare.
ForcomputermodelswithWiGigfeature:
1Wireless-LANantenna(auxiliary)
2Wireless-LANantenna(main)
3WiGigantenna
ForcomputermodelswithwirelessWANfeature:
1Wireless-WANantenna(auxiliary,availableonsomemodels)(main)
2Wireless-LANantenna(auxiliary)
3Wireless-WANantenna(main,availableonsomemodels)
4Wireless-LANantenna(main)
110Yoga370UserGuide
Wireless-radiocomplianceinformation
Computermodelsequippedwithwirelesscommunicationscomplywiththeradiofrequencyandsafety
standardsofanycountryorregioninwhichithasbeenapprovedforwirelessuse.
Brazilwireless-radiocomplianceinformation
Esteequipamentooperaemcarátersecundário,istoé,nãotemdireitoaproteçãocontrainterferência
prejudicial,mesmodeestaçõesdomesmotipo,enãopodecausarinterferênciaasistemasoperandoem
caráterprimário.
Thisequipmentisasecondarytypedevice,thatis,itisnotprotectedagainstharmfulinterference,even
iftheinterferenceiscausedbyadeviceofthesametype,anditalsocannotcauseanyinterferenceto
primarytypedevices.
Mexicowireless-radiocomplianceinformation
Advertencia:EnMexicolaoperacióndeesteequipoestásujetaalassiguientesdoscondiciones:(1)es
posiblequeesteequipoodispositivonocauseinterferenciaperjudicialy(2)esteequipoodispositivodebe
aceptarcualquierinterferencia,incluyendolaquepuedacausarsuoperaciónnodeseada.
Locatingwirelessregulatorynotices
Formoreinformationaboutthewirelessregulatorynotices,refertotheRegulatoryNoticeshippedwithyour
computer.
IfyourcomputerisshippedwithouttheRegulatoryNotice,youcanfinditontheWebsiteat:
http://www.lenovo.com/support
Exportclassificationnotice
ThisproductissubjecttotheUnitedStatesExportAdministrationRegulations(EAR)andhasanExport
ClassificationControlNumber(ECCN)of5A992.c.Itcanbere-exportedexcepttoanyoftheembargoed
countriesintheEARE1countrylist.
Electronicemissionnotices
FederalCommunicationsCommissionDeclarationofConformity
Thefollowinginformationreferstothefollowingproducts:
ThinkPadYoga370,machinetypes:20JHand20JJ
ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuant
toPart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmful
interferenceinaresidentialinstallation.Thisequipmentgenerates,uses,andcanradiateradiofrequency
energyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmfulinterference
toradiocommunications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticular
installation.Ifthisequipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbe
determinedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferenceby
oneormoreofthefollowingmeasures:
•Reorientorrelocatethereceivingantenna.
•Increasetheseparationbetweentheequipmentandreceiver.
•Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected.
•Consultanauthorizeddealerorservicerepresentativeforhelp.
AppendixB.Regulatoryinformation111
Lenovoisnotresponsibleforanyradioortelevisioninterferencecausedbyusingotherthanspecifiedor
recommendedcablesandconnectorsorbyunauthorizedchangesormodificationstothisequipment.
Unauthorizedchangesormodificationscouldvoidtheuser'sauthoritytooperatetheequipment.
ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions:(1)
thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterferencereceived,
includinginterferencethatmaycauseundesiredoperation.
ResponsibleParty:
Lenovo(UnitedStates)Incorporated
1009ThinkPlace-BuildingOne
Morrisville,NC27560
PhoneNumber:919-294-5900
IndustryCanadaClassBemissioncompliancestatement
CANICES-3(B)/NMB-3(B)
EuropeanUnion-CompliancetotheElectromagneticCompatibility
(EMC)DirectiveorRadioEquipmentDirective
Modelswithoutaradiodevice:ThisproductisinconformitywiththeprotectionrequirementsofEU
CouncilDirective2004/108/EC(until19April,2016)andCouncilDirective2014/30/EU(from20April,2016)
ontheapproximationofthelawsoftheMemberStatesrelatingtoelectromagneticcompatibility.
Modelswitharadiodevice:Thisproductisinconformitywithalltherequirementsandessentialnorms
thatapplytoEUCouncilR&TTEDirective1999/5/EContheapproximationofthelawsoftheMember
Statesrelatingtoradioequipment.
Lenovocannotacceptresponsibilityforanyfailuretosatisfytheprotectionrequirementsresultingfrom
anon-recommendedmodificationoftheproduct,includingtheinstallationofoptioncardsfromother
manufacturers.ThisproducthasbeentestedandfoundtocomplywiththelimitsforClassBequipment
accordingtoEuropeanStandardsharmonizedintheDirectivesincompliance.ThelimitsforClassB
equipmentwerederivedfortypicalresidentialenvironmentstoprovidereasonableprotectionagainst
interferencewithlicensedcommunicationdevices.
Lenovo,Einsteinova21,85101Bratislava,Slovakia
GermanClassBcompliancestatement
DeutschsprachigerEUHinweis:
HinweisfürGerätederKlasseBEU-RichtliniezurElektromagnetischenVerträglichkeit
DiesesProduktentsprichtdenSchutzanforderungenderEU-Richtlinie2014/30/EU(früher2004/108/EC)zur
AngleichungderRechtsvorschriftenüberdieelektromagnetischeVerträglichkeitindenEU-Mitgliedsstaaten
undhältdieGrenzwertederKlasseBderNormgemäßRichtlinie.
112Yoga370UserGuide
Umdiesessicherzustellen,sinddieGerätewieindenHandbüchernbeschriebenzuinstallierenundzu
betreiben.DesWeiterendürfenauchnurvonderLenovoempfohleneKabelangeschlossenwerden.
LenovoübernimmtkeineVerantwortungfürdieEinhaltungderSchutzanforderungen,wenndasProdukt
ohneZustimmungderLenovoverändertbzw.wennErweiterungskomponentenvonFremdherstellernohne
EmpfehlungderLenovogesteckt/eingebautwerden.
Deutschland:
EinhaltungdesGesetzesüberdieelektromagnetischeVerträglichkeitvonBetriebsmitteln
DiesesProduktentsprichtdem„GesetzüberdieelektromagnetischeVerträglichkeitvonBetriebsmitteln“
EMVG(früher„GesetzüberdieelektromagnetischeVerträglichkeitvonGeräten“).DiesistdieUmsetzungder
EMVEU-Richtlinie2014/30/EU(früher2004/108/EWG)inderBundesrepublikDeutschland.
ZulassungsbescheinigunglautdemDeutschenGesetzüberdieelektromagnetischeVerträglichkeit
vonBetriebsmitteln,EMVGvom20.Juli2007(früherGesetzüberdieelektromagnetische
VerträglichkeitvonGeräten),bzw.derEMVEURichtlinie2014/30/EU(früher2004/108/EC),für
GerätederKlasseB.
DiesesGerätistberechtigt,inÜbereinstimmungmitdemDeutschenEMVGdasEG-Konformitätszeichen
-CE-zuführen.VerantwortlichfürdieKonformitätserklärungnachParagraf5desEMVGistdieLenovo
(Deutschland)GmbH,Meitnerstr.9,D-70563Stuttgart.
InformationeninHinsichtEMVGParagraf4Abs.(1)4:
DasGeräterfülltdieSchutzanforderungennachEN55024undEN55022KlasseB.
KoreaClassBcompliancestatement
JapanVCCIClassBcompliancestatement
Japancompliancestatementforproductswhichconnecttothepower
mainswithratedcurrentlessthanorequalto20Aperphase
Japannoticeforacpowercord
Theacpowercordshippedwithyourproductcanbeusedonlyforthisspecificproduct.Donotusetheac
powercordforotherdevices.
AppendixB.Regulatoryinformation113
LenovoproductserviceinformationforTaiwan
Eurasiancompliancemark
Brazilaudionotice
Ouvirsonscommaisde85decibéisporlongosperíodospodeprovocardanosaosistemaauditivo.
114Yoga370UserGuide
AppendixC.WEEEandrecyclingstatements
ThischapterprovidesenvironmentalinformationaboutLenovoproducts.
Generalrecyclinginformation
Lenovoencouragesownersofinformationtechnology(IT)equipmenttoresponsiblyrecycletheirequipment
whenitisnolongerneeded.Lenovooffersavarietyofprogramsandservicestoassistequipmentownersin
recyclingtheirITproducts.ForinformationaboutrecyclingLenovoproducts,goto:
http://www.lenovo.com/recycling
Thelatestenvironmentalinformationaboutourproductsisavailableat:
http://www.lenovo.com/ecodeclaration
ImportantWEEEinformation
TheWEEEmarkingonLenovoproductsappliestocountrieswithWEEEande-wasteregulations(for
example,theEuropeanWEEEDirective,IndiaE-WasteManagement&HandlingRules).Appliancesare
labeledinaccordancewithlocalregulationsconcerningwasteelectricalandelectronicequipment(WEEE).
Theseregulationsdeterminetheframeworkforthereturnandrecyclingofusedappliancesasapplicable
withineachgeography.Thislabelisappliedtovariousproductstoindicatethattheproductisnottobe
thrownaway,butratherputintheestablishedcollectionsystemsforreclaimingtheseendoflifeproducts.
Usersofelectricalandelectronicequipment(EEE)withtheWEEEmarkingmustnotdisposeofendoflife
EEEasunsortedmunicipalwaste,butusethecollectionframeworkavailabletothemforthereturn,recycle,
andrecoveryofWEEEandtominimizeanypotentialeffectsofEEEontheenvironmentandhumanhealth
duetothepresenceofhazardoussubstances.Lenovoelectricalandelectronicequipment(EEE)maycontain
partsandcomponents,whichatend-of-lifemightqualifyashazardouswaste.
EEEandwasteelectricalandelectronicequipment(WEEE)canbedeliveredfreeofchargetotheplaceof
saleoranydistributorthatsellselectricalandelectronicequipmentofthesamenatureandfunctionas
theusedEEEorWEEE.
ForadditionalWEEEinformation,goto:
http://www.lenovo.com/recycling
WEEEinformationforHungary
Lenovo,asaproducer,bearsthecostincurredinconnectionwiththefulfillmentofLenovo’sobligations
underHungaryLawNo.197/2014(VIII.1.)subsections(1)-(5)ofsection12.
©CopyrightLenovo2017115
Japanrecyclingstatements
CollectingandrecyclingadisusedLenovocomputerormonitor
IfyouareacompanyemployeeandneedtodisposeofaLenovocomputerormonitorthatistheproperty
ofthecompany,youmustdosoinaccordancewiththeLawforPromotionofEffectiveUtilizationof
Resources.Computersandmonitorsarecategorizedasindustrialwasteandshouldbeproperlydisposed
ofbyanindustrialwastedisposalcontractorcertifiedbyalocalgovernment.InaccordancewiththeLaw
forPromotionofEffectiveUtilizationofResources,LenovoJapanprovides,throughitsPCCollectingand
RecyclingServices,forthecollecting,reuse,andrecyclingofdisusedcomputersandmonitors.Fordetails,
visittheLenovoWebsiteat:
http://www.lenovo.com/recycling/japan
PursuanttotheLawforPromotionofEffectiveUtilizationofResources,thecollectingandrecyclingof
home-usedcomputersandmonitorsbythemanufacturerwasbegunonOctober1,2003.Thisserviceis
providedfreeofchargeforhome-usedcomputerssoldafterOctober1,2003.Fordetails,goto:
http://www.lenovo.com/recycling/japan
DisposingofLenovocomputercomponents
SomeLenovocomputerproductssoldinJapanmayhavecomponentsthatcontainheavymetalsorother
environmentalsensitivesubstances.Toproperlydisposeofdisusedcomponents,suchasaprintedcircuit
boardordrive,usethemethodsdescribedaboveforcollectingandrecyclingadisusedcomputerormonitor.
DisposingofdisusedlithiumbatteriesfromLenovocomputers
Abutton-shapedlithiumbatteryisinstalledinsideyourLenovocomputertoprovidepowertothecomputer
clockwhilethecomputerisoffordisconnectedfromthemainpowersource.Ifyouneedtoreplaceitwitha
newone,contactyourplaceofpurchaseorcontactLenovoforservice.Ifyouneedtodisposeofadisused
lithiumbattery,insulateitwithvinyltape,contactyourplaceofpurchaseoranindustrial-waste-disposal
operator,andfollowtheirinstructions.
Disposalofalithiumbatterymustcomplywithlocalordinancesandregulations.
DisposingofadisusedbatteryfromLenovonotebookcomputers
YourLenovonotebookcomputerhasalithiumionbatteryoranickelmetalhydridebattery.Ifyouare
acompanyemployeewhousesaLenovonotebookcomputerandneedtodisposeofabattery,contact
theproperpersoninLenovosales,service,ormarketing,andfollowthatperson'sinstructions.Youalso
canrefertotheinstructionsat:
https://www.lenovo.com/jp/ja/environment/recycle/battery/
IfyouuseaLenovonotebookcomputerathomeandneedtodisposeofabattery,youmustcomplywith
localordinancesandregulations.Youalsocanrefertotheinstructionsat:
https://www.lenovo.com/jp/ja/environment/recycle/battery/
RecyclinginformationforBrazil
DeclaraçõesdeReciclagemnoBrasil
DescartedeumProdutoLenovoForadeUso
116Yoga370UserGuide
Equipamentoselétricoseeletrônicosnãodevemserdescartadosemlixocomum,masenviadosàpontosde
coleta,autorizadospelofabricantedoprodutoparaquesejamencaminhadoseprocessadosporempresas
especializadasnomanuseioderesíduosindustriais,devidamentecertificadaspelosorgãosambientais,de
acordocomalegislaçãolocal.
ALenovopossuiumcanalespecíficoparaauxiliá-lonodescartedessesprodutos.Casovocêpossua
umprodutoLenovoemsituaçãodedescarte,ligueparaonossoSACouencaminheume-mailpara:
reciclar@lenovo.com,informandoomodelo,númerodesérieecidade,afimdeenviarmosasinstruções
paraocorretodescartedoseuprodutoLenovo.
BatteryrecyclinginformationfortheEuropeanUnion
Notice:ThismarkappliesonlytocountrieswithintheEuropeanUnion(EU).
BatteriesorpackagingforbatteriesarelabeledinaccordancewithEuropeanDirective2006/66/EC
concerningbatteriesandaccumulatorsandwastebatteriesandaccumulators.TheDirectivedeterminesthe
frameworkforthereturnandrecyclingofusedbatteriesandaccumulatorsasapplicablethroughoutthe
EuropeanUnion.Thislabelisappliedtovariousbatteriestoindicatethatthebatteryisnottobethrown
away,butratherreclaimeduponendoflifeperthisDirective.
InaccordancewiththeEuropeanDirective2006/66/EC,batteriesandaccumulatorsarelabeledtoindicate
thattheyaretobecollectedseparatelyandrecycledatendoflife.Thelabelonthebatterymayalso
includeachemicalsymbolforthemetalconcernedinthebattery(Pbforlead,Hgformercury,andCdfor
cadmium).Usersofbatteriesandaccumulatorsmustnotdisposeofbatteriesandaccumulatorsasunsorted
municipalwaste,butusethecollectionframeworkavailabletocustomersforthereturn,recycling,and
treatmentofbatteriesandaccumulators.Customerparticipationisimportanttominimizeanypotential
effectsofbatteriesandaccumulatorsontheenvironmentandhumanhealthduetothepotentialpresenceof
hazardoussubstances.
Beforeplacingelectricalandelectronicequipment(EEE)inthewastecollectionstreamorinwastecollection
facilities,theenduserofequipmentcontainingbatteriesand/oraccumulatorsmustremovethosebatteries
andaccumulatorsforseparatecollection.
DisposingoflithiumbatteriesandbatterypacksfromLenovoproducts
Acoin-celltypelithiumbatterymightbeinstalledinsideyourLenovoproduct.Youcanfinddetailsaboutthe
batteryintheproductdocumentation.Ifthebatteryneedstobereplaced,contactyourplaceofpurchaseor
contactLenovoforservice.Ifyouneedtodisposeofalithiumbattery,insulateitwithvinyltape,contact
yourplaceofpurchaseorawaste-disposaloperator,andfollowtheirinstructions.
DisposingofbatterypacksfromLenovoproducts
YourLenovodevicemightcontainalithium-ionbatterypackoranickelmetalhydridebatterypack.Youcan
finddetailsonthebatterypackintheproductdocumentation.Ifyouneedtodisposeofabatterypack,
insulateitwithvinyltape,contactLenovosales,service,oryourplaceofpurchase,orawaste-disposal
AppendixC.WEEEandrecyclingstatements117
operator,andfollowtheirinstructions.Youalsocanrefertotheinstructionsprovidedintheuserguide
foryourproduct.
Forpropercollectionandtreatment,goto:
http://www.lenovo.com/lenovo/environment
BatteryrecyclinginformationforTaiwan
BatteryrecyclinginformationfortheUnitedStatesandCanada
RecyclinginformationforChina
118Yoga370UserGuide
AppendixD.RestrictionofHazardousSubstances(RoHS)
Directive
ThelatestenvironmentalinformationaboutLenovoproductsisavailableat:
http://www.lenovo.com/ecodeclaration
EuropeanUnionRoHS
ThisLenovoproduct,withincludedparts(cables,cords,andsoon)meetstherequirementsofDirective
2011/65/EUontherestrictionoftheuseofcertainhazardoussubstancesinelectricalandelectronic
equipment("RoHSrecast"or"RoHS2").
FormoreinformationaboutLenovoworldwidecomplianceonRoHS,goto:
https://www.lenovo.com/social_responsibility/us/en/RoHS_Communication.pdf
TurkishRoHS
TheLenovoproductmeetstherequirementsoftheRepublicofTurkeyDirectiveontheRestrictionoftheUse
ofCertainHazardousSubstancesinWasteElectricalandElectronicEquipment(WEEE).
UkraineRoHS
IndiaRoHS
RoHScompliantasperE-Waste(Management&Handling)Rules.
©CopyrightLenovo2017119
ChinaRoHS
120Yoga370UserGuide
122Yoga370UserGuide
AppendixE.ENERGYSTARmodelinformation
ENERGYSTAR®isajointprogramoftheU.S.EnvironmentalProtectionAgencyandtheU.S.Department
ofEnergyaimedatsavingmoneyandprotectingtheenvironmentthroughenergyefficientproductsand
practices.
LenovoisproudtoofferourcustomersproductswiththeENERGYSTARqualifieddesignation.Youmight
findanENERGYSTARmarkaffixedonthecomputerordisplayedonthepowersettingsinterface.Lenovo
computersofthefollowingmachinetypes,ifcarryanENERGYSTARmark,havebeendesignedandtested
toconformtotheENERGYSTARprogramrequirementsforcomputers.
20JHand20JJ
ByusingENERGYSTARqualifiedproductsandtakingadvantageofthepower-managementfeatures
ofthecomputer,youcanhelpreducetheconsumptionofelectricity.Reducedelectricalconsumption
cancontributetopotentialfinancialsavings,acleanerenvironment,andthereductionofgreenhousegas
emissions.
FormoreinformationaboutENERGYSTAR,goto:
https://www.energystar.gov
Lenovoencouragesyoutomakeefficientuseofenergyanintegralpartofyourday-to-dayoperations.To
helpinthisendeavor,Lenovohaspresetthefollowingpower-managementfeaturestotakeeffectwhenthe
computerhasbeeninactiveforaspecifiedlengthoftime:
Powerplan:Default(whenpluggedintoacpower)
•Turnoffthedisplay:After10minutes
•Putthecomputertosleep:After30minutes
Toawakenthecomputerfromsleepmode,presstheFnkeyonyourkeyboard.Formoreinformationabout
thesesettings,seetheWindowshelpinformationaboutthecomputer.
TheWakeonLANfunctionisenabledwhenyourLenovocomputerisshippedfromthefactory,andthe
settingremainsvalidevenwhenthecomputerisinsleepmode.IfyoudonotneedtohaveWakeonLAN
enabledwhilethecomputerisinsleepmode,youcanreducethepowerconsumptionandprolongthetime
insleepmode,bydisablingthesettingofWakeonLANforsleepmode.
TodisablethesettingofWakeonLANforsleepmode,dothefollowing:
1.GotoControlPanelandclickHardwareandSound➙DeviceManager.
2.IntheDeviceManagerwindow,expandNetworkadapters.
3.Right-clickyournetworkadapterdevice,andclickProperties.
4.ClickthePowerManagementtab.
©CopyrightLenovo2017123
5.CleartheAllowthisdevicetowakethecomputercheckbox.
6.ClickOK.
124Yoga370UserGuide
AppendixF.Notices
Lenovomaynotoffertheproducts,services,orfeaturesdiscussedinthisdocumentinallcountries.Consult
yourlocalLenovorepresentativeforinformationontheproductsandservicescurrentlyavailableinyour
area.AnyreferencetoaLenovoproduct,program,orserviceisnotintendedtostateorimplythatonlythat
Lenovoproduct,program,orservicemaybeused.Anyfunctionallyequivalentproduct,program,orservice
thatdoesnotinfringeanyLenovointellectualpropertyrightmaybeusedinstead.However,itistheuser's
responsibilitytoevaluateandverifytheoperationofanyotherproduct,program,orservice.
Lenovomayhavepatentsorpendingpatentprogramscoveringsubjectmatterdescribedinthisdocument.
Thefurnishingofthisdocumentdoesnotgiveyouanylicensetothesepatents.Youcansendlicense
inquiries,inwriting,to:
Lenovo(UnitedStates),Inc.
1009ThinkPlace-BuildingOne
Morrisville,NC27560
U.S.A.
Attention:LenovoDirectorofLicensing
LENOVOPROVIDESTHISPUBLICATION"ASIS"WITHOUTWARRANTYOFANYKIND,EITHEREXPRESS
ORIMPLIED,INCLUDING,BUTNOTLIMITEDTO,THEIMPLIEDWARRANTIESOFNON-INFRINGEMENT,
MERCHANTABILITYORFITNESSFORAPARTICULARPURPOSE.Somejurisdictionsdonotallow
disclaimerofexpressorimpliedwarrantiesincertaintransactions,therefore,thisstatementmaynotapply
toyou.
Thisinformationcouldincludetechnicalinaccuraciesortypographicalerrors.Changesareperiodically
madetotheinformationherein;thesechangeswillbeincorporatedinneweditionsofthepublication.
Lenovomaymakeimprovementsand/orchangesintheproduct(s)and/ortheapplication(s)describedinthis
publicationatanytimewithoutnotice.
Theproductsdescribedinthisdocumentarenotintendedforuseinimplantationorotherlifesupport
applicationswheremalfunctionmayresultininjuryordeathtopersons.Theinformationcontainedinthis
documentdoesnotaffectorchangeLenovoproductspecificationsorwarranties.Nothinginthisdocument
shalloperateasanexpressorimpliedlicenseorindemnityundertheintellectualpropertyrightsofLenovo
orthirdparties.Allinformationcontainedinthisdocumentwasobtainedinspecificenvironmentsandis
presentedasanillustration.Theresultobtainedinotheroperatingenvironmentsmayvary.
Lenovomayuseordistributeanyoftheinformationyousupplyinanywayitbelievesappropriatewithout
incurringanyobligationtoyou.
Anyreferencesinthispublicationtonon-LenovoWebsitesareprovidedforconvenienceonlyanddonotin
anymannerserveasanendorsementofthoseWebsites.ThematerialsatthoseWebsitesarenotpartof
thematerialsforthisLenovoproduct,anduseofthoseWebsitesisatyourownrisk.
Anyperformancedatacontainedhereinwasdeterminedinacontrolledenvironment.Therefore,theresult
obtainedinotheroperatingenvironmentsmayvarysignificantly.Somemeasurementsmayhavebeen
madeondevelopment-levelsystemsandthereisnoguaranteethatthesemeasurementswillbethesame
ongenerallyavailablesystems.Furthermore,somemeasurementsmayhavebeenestimatedthrough
extrapolation.Actualresultsmayvary.Usersofthisdocumentshouldverifytheapplicabledatafortheir
specificenvironment.
©CopyrightLenovo2017125
ThisdocumentiscopyrightedbyLenovoandisnotcoveredbyanyopensourcelicense,includingany
Linuxagreement(s)whichmayaccompanysoftwareincludedwiththisproduct.Lenovomayupdatethis
documentatanytimewithoutnotice.
Toobtainthemostup-to-datedocumentationforyourcomputer,goto:
http://www.lenovo.com/support
126Yoga370UserGuide
AppendixG.Trademarks
ThefollowingtermsaretrademarksofLenovointheUnitedStates,othercountries,orboth:
AccessConnections
ActiveProtectionSystem
Lenovo
Lenovologo
SecureDataDisposal
ThinkPad
ThinkPadlogo
TrackPoint
UltraConnect
Intel,IntelSpeedStep,andThunderboltaretrademarksofIntelCorporationoritssubsidiariesintheU.S.
and/orothercountries.
Microsoft,Windows,Direct3D,BitLocker,andCortanaaretrademarksoftheMicrosoftgroupofcompanies.
DisplayPortisatrademarkoftheVideoElectronicsStandardsAssociation.
UbuntuisaregisteredtrademarkofCanonicalLtd.
ThetermsHDMIandHDMIHigh-DefinitionMultimediaInterfacearetrademarksorregisteredtrademarksof
HDMILicensingLLCintheUnitedStatesandothercountries.
WiGig,Wi-FiAlliance,andMiracastareregisteredtrademarksofWi-FiAlliance.
Othercompany,product,andservicenamesmaybetrademarksorservicemarksofothers.
©CopyrightLenovo2017127
128Yoga370UserGuide
