Users Manual

Solution:TheEEPROMchecksumisnotcorrect(block#4and5).Thesystemboardshouldbereplaced,
andtheUUIDneedstobereinstalled.Havethecomputerserviced.
Message:0190:Criticallow-batteryerror
Solution:Thecomputerturnedoff,becausethebatteryislow.Connecttheacadaptertothecomputer
andchargethebattery.
Message:0191:SystemSecurity-Invalidremotechangerequested.
Solution:Thesystemcongurationchangehasfailed.Conrmtheoperationandtryagain.Toclearthe
error,entertheThinkPadSetup.
Message:0199:SystemSecurity-Securitypasswordretrycountexceeded.
Solution:Thismessageisdisplayedifyouenterawrongsupervisorpasswordmorethanthreetimes.
Conrmthesupervisorpasswordandtryagain.Tocleartheerror,entertheThinkPadSetup.
Message:1802:Unauthorizednetworkcardispluggedin-Poweroffandremovethenetworkcard.
Solution:TheEthernetPCIExpressMiniCardisnotsupportedonthiscomputer.Removeit.
Message:1820:Morethanoneexternalngerprintreadersareattached.Poweroffandremoveallbutthe
readerthatyousetupwithinyourmainoperatingsystem.
Solution:Poweroffandremoveallbutthereaderthatyousetupwithinyourmainoperatingsystem.
Message:2100:InitializationerroronHDD0(Mainharddiskdrive)
Solution:Theharddiskisnotworking.Havetheharddiskserviced.
Message:2110:ReaderroronHDD0(Mainharddiskdrive)
Solution:Theharddiskisnotworking.Havetheharddiskserviced.
Message:2200:MachineTypeandSerialNumberareinvalid.
Solution:MachineTypeandSerialNumberareinvalid.Havethecomputerserviced.
Message:2201:MachineUUIDisinvalid.
Solution:MachineUUIDisinvalid.Havethecomputerserviced.
Message:Fanerror
Solution:Coolingfanhasfailed.Havethecomputerserviced.
Message:Thermalsensingerror
Solution:Thethermalsensorhasproblem.Shutdownthecomputerimmediatelyandhavethecomputer
serviced.
Message:ThissystemdoesnotsupportbatteriesthatarenotgenuineLenovo-madeorauthorized.The
systemwillcontinuetoboot,butmaynotchargeunauthorizedbatteries.
Chapter8.Troubleshootingcomputerproblems87