User manual

Table Of Contents
Solution:MachineUUIDisinvalid.Havethetabletserviced.
Message:Fanerror
Solution:Coolingfanhasfailed.Shutdownthetabletimmediatelyandhavethetabletserviced.
Message:Thermalsensingerror
Solution:Thethermalsensorhasaproblem.Shutdownthetabletimmediatelyandhavethetablet
serviced.
Message:Error:Thenon-volatilesystemUEFIvariablestorageisnearlyfull.
Note:Thiserrorindicatesthattheoperatingsystemorapplicationscannotcreate,modify,ordeletedata
inthenon-volatilesystemUEFIvariablestorageduetoinsufficientstoragespaceafterthePOST.The
non-volatilesystemUEFIvariablestorageisusedbytheUEFIBIOSandbytheoperatingsystemor
applications.Thiserroroccurswhentheoperatingsystemorapplicationsstorelargeamountsofdata
inthevariablestorage.AlldataneededforthePOST,suchasBIOSsetupsettings,chipsetorplatform
configurationdata,arestoredinaseparateUEFIvariablestorage.
Solution:EnterThinkPadSetupaftertheerrormessageisdisplayed.Adialogaskstheuserfor
confirmationtocleanupthestorage.IftheuserselectsYes,alldatathatwerecreatedbytheoperating
systemorapplicationsaredeletedexceptglobalvariablesdefinedbytheUnifiedExtensibleFirmware
InterfaceSpecification.IftheuserselectsNo,alldataiskept,buttheoperatingsystemorapplications
willnotbeabletocreate,modify,ordeletedatainthestorage.
Ifthiserrorhappensataservicecenter,Lenovo-authorizedservicepersonnelwillcleanupthenon-volatile
systemUEFIvariablestorageusingtheabovesolution.
LenovoCompanion
UseLenovoCompaniontotroubleshootandresolvetabletproblems.Theappcombinesdiagnostic
tests,systeminformationcollection,securitystatus,andsupportinformation,alongwithhintsandtipsfor
maximumsystemperformance.
ForinformationaboutaccessingLenovoCompanion,see“DiscoveringLenovoapps”onpage17.
YoualsocandownloadtheLenovoCompanionappat:
https://shop.lenovo.com/us/en/accessories/software/apps/lenovo-apps/companion/
Foradditionalinformation,refertothehelpsystemofLenovoCompanion.
Windowsrecoveryapps
TheWindowsrecoveryappsenableyoutoresetyourtabletoruseadvancedstartupoptions.
ItisrecommendedthatyoucreatearecoveryUSBdriveasearlyaspossible.StoretherecoveryUSBdrive
asabackuporreplacementfortheWindowsrecoveryapps.Formoreinformation,see“Creatingand
usingarecoveryUSBdrive”onpage61
.
Resettingyourtablet
Ifyourtabletdoesnotperformwell,youmightconsiderresettingyourtablet.Intheresettingprocess,you
canchoosetokeepyourfilesorremovethem,andthenreinstalltheWindowsoperatingsystem.
Torefreshyourtablet,dothefollowing:
Note:Thegraphicaluserinterface(GUI)itemsoftheoperatingsystemmightchangewithoutnotice.
60Tablet/TabletGen2UserGuide