5.SelectHard-diskxpassword,wherexistheletteroftheharddiskdrive.Apop-upwindowopens.
6.SelectMasterHDP.
7.T ypethecurrentmasterhard-diskpasswordintheEnterCurrentPasswordeld.ThenleavetheEnter
NewPasswordeldblank,andpressEntertwice.
8.PressFn+F10tosavechangesandexittheThinkPadSetupprogram.
9.SelectYesintheSetupNoticewindow.Boththeuserhard-diskpasswordandmasterhard-disk
passwordwillberemoved.
Powermanagement
Thereareseveralpower-savingmodes,suchassleepmode,hibernationmode,andwirelessoffmode.
Thesepower-savingmodesenabletheuserstoconservepoweratanytime.
Sleepmode
Whenthecomputerenterssleepmode,thefollowingeventsoccur:
•TheLCDispoweredoff.
•Theharddiskdriveispoweredoff.
•Themicroprocessorstops.
Incertaincircumstances,thecomputergoesintosleepmodeautomatically:
•Afteraperiodofinactivityspeciedinpowerplansettings
•Whenthebatteryindicatorblinksorange,indicatingthatthebatterypowerislow
Toreturnfromsleepmode,dooneofthefollowing:
•PresstheFnkey.
•OpentheLCDcover.
•Pressthepowerbutton.
Also,ineitherofthefollowingevents,thecomputerautomaticallyreturnsfromsleepmodeandresumes
operation:
•Theringindicator(RI)issignaledbyaserialdeviceoraPCCarddevice.
•Thetimesetontheresumetimerelapses.
Note:Thecomputerdoesnotacceptanyinputimmediatelyafteritenterssleepmode.Waitafew
secondsbeforetakinganyactiontoreenteroperationmode.
Hibernationmode
Inhibernationmode,thefollowingeventsoccur:
•Thesystemstatus,RAM,VRAM,andsetupdataarestoredontheharddisk.
•Thesystemispoweredoff.
Ifyouhavedenedoneofthefollowingactionsastheeventthatcausesthesystemtogointohibernation
mode,performthataction.
•Closingthelid.
•Pressingthepowerbutton.
Also,thecomputergoesintohibernationmodeautomaticallyafteraperiodofinactivityspeciedinpower
plansettings.
Chapter4.Relatedserviceinformation35
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