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User Manual

ManualsBrandsLenovo ManualsComputers & AccessoriesThinkCentre M900 Small Form Factor Desktop Computer
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1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage31.
2.SelectPower➙IntelligentCoolingEngine(ICE)andpressEnter.
3.SelectICEThermalAlertandpressEnter.
4.SelectthedesiredsettingandpressEnter.
5.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage35.
EnablingordisablingtheConfigurationChangeDetectionfeature
IfyouenabletheConfigurationChangeDetectionfeature,whenthePOSTdetectstheconfigurationchanges
ofsomehardwaredevices(suchasstoragedrivesormemorymodules),anerrormessagewillbedisplayed
whenyouturnonthecomputer.
ToenableordisabletheConfigurationChangeDetectionfeature,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage31.
2.SelectSecurity➙ConfigurationChangeDetectionandpressEnter.
3.SelectthedesiredsettingandpressEnter.
4.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage35.
Tobypasstheerrormessageandlogintotheoperatingsystem,dooneofthefollowing:
•PresstheF2key.
Note:Forsomekeyboards,youmightneedtopressFn+F2tobypasstheerrormessage.
•StartandthenexittheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage31and
“ExitingtheSetupUtilityprogram”onpage35
.
Usingthecoverpresenceswitch
Thecoverpresenceswitchpreventsthecomputerfromloggingintotheoperatingsystemwhenthe
computercoverisnotproperlyinstalledorclosed.
Toenablethecover-presence-switchconnectoronthesystemboard,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage31.
2.SelectSecurity➙ChassisIntrusionDetectionandpressEnter.
3.SelectEnabledandpressEnter.
4.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage35.
Whenthecover-presence-switchconnectoronthesystemboardisenabled,ifthecoverpresenceswitch
detectsthatthecomputercoverisnotcorrectlyinstalledorclosed,anerrormessagewillbedisplayedwhen
youturnonthecomputer.Tobypasstheerrormessageandlogintotheoperatingsystem,dothefollowing:
1.Properlyinstallorclosethecomputercover.
2.StartandthenexittheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage31and
“ExitingtheSetupUtilityprogram”onpage35.
UsingBIOSpasswords
ByusingtheSetupUtilityprogram,youcansetpasswordstopreventunauthorizedaccesstothecomputer
anddata.
Youdonothavetosetanypasswordstousethecomputer.However,usingpasswordsimprovescomputer
security.Ifyoudecidetosetanypasswords,readthefollowingtopics.
Chapter5.Advancedconfiguration33