4.Whilethecomputerisoff,removeallsourcesofpowerandexternalhardwar e.Refertotheprocedurein
“Replacingmemory”onpage123onhowtoremoveandreseatthememorymodules.Removeany
non-originalmemorymoduleaddedtoyourcomput er.Afterremovingtheextramemorymoduleand
reseatingtheoriginalmemorymodule,repeatstep2.Ifthecomputerstilldoesnotturnon,consultthe
user'srefer enceguideforothercustomer-replaceablecomponentsthatareattachedtoyourcomputer
Ifthecomputerstilldoesnotstartup,calltheCustomerSupportCenterandaCustomerSupportSpecialist
willassistyou.
Spillsonthekeyboard
Withamobilecomputer,thereareincreasedchancesofspillingliquidsonthekeyboard.Becausemost
liquidsconductelectricity,liquidspilledonthekeyboardcouldcreatenumerousshortcircuits,potentially
causingirreparabledamagetoyourcomputer.
Ifyouspillsomethingonyourcomputer:
Attention:Besurethatnoliquidcreatesashortcircuitbetweenyouandtheacpoweradapter(ifinuse).
Althoughyoumightlosesomedataorworkbyturningoffthecomputerimmediately,leavingthecomputer
onmightmakeyourcomputerunusable.
1.Carefullyunplugtheacpoweradapterimmediately.
2.Turnoffthecomputerimmediately.Ifthecomputerdoesnotturnoff,removethebattery.Themore
quicklyyoustopthecurrentfrompassingthroughthecomputerthemorelikelyyouwillreducedamage
fromshortcircuits.
3.Waituntilyouarecertainthatalltheliquidisdrybeforeturningonyourcomputer.
Note:Ifyouwanttoreplaceyourkeyboard,youcanpurchaseanewone.
Errormessages
•Message:0176:SystemSecurity-TheSystemhasbeentamperedwith.
Solution:ThismessageisdisplayedifyouremovetheSecurityChipandreinstallit,orinstallanewone.
Tocleartheerror,entertheThinkPadSetup.Ifthisdoesnotsolvetheproblem,havethecomputer
serviced.
•Message:0177:BadSVPdata,stopPOSTtask.
Solution:ChecksumofthesupervisorpasswordintheEEPROMisnotcorrect.Thesystemboard
shouldbereplaced.Havethecomputerserviced.
•Message:0182:BadCRCofSecuritySettingsinEEPROM.EnterThinkPadSetup.
Solution:ChecksumoftheSecuritysettingsintheEEPROMisnotcorrect.EnterThinkPadSetupto
checkSecuritysettings,PressF10andthenpressEntertorestartthesystem.Ifyoustillhaveaproblem,
havethecomputerserviced.
•Message:0183:BadCRCofSecuritySettingsinEFIVariable.EnterThinkPadSetup.
Solution:ChecksumoftheSecuritysettingsintheEFIVariableisnotcorrect.EnterThinkPadSetup
tocheckSecuritysettings,PressF10andthenpressEntertorestartthesystem.Ifyoustillhavea
problem,havethecomputerserviced.
•Message:0187:EAIAdataaccesserror
Solution:TheaccesstoEEPROMisfailed.Havethecomputerserviced.
•Message:0188:InvalidRFIDSerializationInformationArea
Chapter10.Troubleshootingcomputerproblems203