User Manual

Solution:TheEEPROMchecksumisnotcorrect(block#4and5).Thesystemboardmustbereplaced,
andtheUUIDmustbereinstalled.Havethecomputerserviced.
•Message:0190:Criticallow-batteryerror
Solution:Thecomputerturnedoff,becausethebatteryislow.Connecttheacpoweradaptertothe
computerandchargethebattery.
•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:Neitherthedatenorthetimeissetinthecomputer.SetthedateandtimeinThinkPadSetup.
•Message:1802:Unauthorizednetworkcardispluggedin-Poweroffandremovethenetworkcard.
Solution:Thewirelessnetworkcardisnotsupportedonthiscomputer.Removeit.
•Message:1820:Morethanoneexternalfingerprintreadersareattached.
Solution:Poweroffandremoveallbutthereaderthatyousetupwithinyourmainoperatingsystem.
•Message:2101:DetectionerroronSSD1(M.2)
Solution:TheM.2solid-satedrivedeviceisnotworking.HavetheM.2solid-satedrivedeviceserviced.
•Message:2111:ReaderroronSSD1(M.2)
Solution:TheM.2solid-satedrivedeviceisnotworking.HavetheM.2solid-satedrivedeviceserviced.
•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:Thiserrorindicatesthattheoperatingsystemorapplicationscannotcreate,modify,ordeletedata
inthenon-volatilesystemUEFIvariablestorageduetoinsufficientstoragespaceafterthePOST.
Thenon-volatilesystemUEFIvariablestorageisusedbytheUEFIBIOSandbytheoperatingsystemor
applications.Thiserroroccurswhentheoperatingsystemorapplicationsstorelargeamountsofdata
inthevariablestorage.AlldataneededforthePOST,suchasBIOSsetupsettings,chipsetorplatform
configurationdata,arestoredinaseparateUEFIvariablestorage.
Solution:EnterThinkPadSetupaftertheerrormessageisdisplayed.Adialogaskstheuserfor
confirmationtocleanupthestorage.IftheuserselectsYes,alldatathatwerecreatedbytheoperating
systemorapplicationsaredeletedexceptglobalvariablesdefinedbytheUnifiedExtensibleFirmware
Chapter8.Troubleshootingcomputerproblems89