Solution:ChecksumofthesupervisorpasswordintheEEPROMisnotcorrect.Thesystemboardshouldbe
replaced.Havethecomputerserviced.
Message:0182:BadCRCofSecuritySettingsinEEPROM.EnterThinkPadSetup.
Solution:ChecksumoftheSecuritysettingsintheEEPROMisnotcorrect.EnterThinkPadSetupto
checkSecuritysettings,PressF10andthenpressEntertorestartthesystem.Ifyoustillhaveaproblem,
havethecomputerserviced.
Message:0183:BadCRCofSecuritySettingsinEFIVariable.EnterThinkPadSetup.
Solution:ChecksumoftheSecuritysettingsintheEFIVariableisnotcorrect.EnterThinkPadSetupto
checkSecuritysettings,PressF10andthenpressEntertorestartthesystem.Ifyoustillhaveaproblem,
havethecomputerserviced.
Message:0187:EAIAdataaccesserror
Solution:TheaccesstoEEPROMisfailed.Havethecomputerserviced.
Message:0188:InvalidRFIDSerializationInformationArea.
Solution:TheEEPROMchecksumisnotcorrect(block#0and1).Thesystemboardshouldbereplaced,
andtheboxserialnumberneedstobereinstalled.Havethecomputerserviced.
Message:0189:InvalidRFIDcongurationinformationarea
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:0192:SystemSecurity-EmbeddedSecurityhardwaretamperdetected.
Solution:TheSecurityChiphasbeenreplacedwithadifferentone.Havethecomputerserviced.
Message:0199:SystemSecurity-Securitypasswordretrycountexceeded.
Solution:Thismessageisdisplayedifyouenterawrongsupervisorpasswordmorethanthreetimes.
Conrmthesupervisorpasswordandtryagain.Tocleartheerror,entertheThinkPadSetup.
Message:0251:SystemCMOSchecksumbad
Solution:ThesystemCMOSmighthavebeencorruptedbyanapplicationprogram.Thecomputeruses
thedefaultsettings.RunThinkPadSetuptorecongurethesettings.Ifyoustillseethesameerrorcode,
havethecomputerserviced.
Message:0253:EFIVariableBlockDatawasdestroyed.
Chapter10.Troubleshootingcomputerproblems125