servicetechniciansprovideanyservicestoreseteithertheuserorthemasterHDP ,ortorecoverdatafrom
theharddiskdrive.Theharddiskdrivecanbereplacedforascheduledfee.
ForhowtoremovethePOP ,see“Howtoremovethehard-diskpassword”onpage37.
Supervisorpassword
Asupervisorpassword(SVP)protectsthesysteminformationstoredintheBIOSSetupUtility.Theusermust
entertheSVPinordertogetaccesstotheBIOSSetupUtilityandchangethesystemconguration.
Attention:IftheSVPhasbeenforgottenandcannotbemadeavailabletotheservicetechnician,thereisno
serviceproceduretoresetthepassword.Thesystemboardmustbereplacedforascheduledfee.
Howtoremovethepower-onpassword
ToremoveaPOPthatyouhaveforgotten,dothefollowing:
(A)IfnoSVPhasbeenset:
1.Turnoffthecomputer.
2.Removethebatterypack.Forhowtoremovethebatterypack,see“1010Batterypack”onpage54.
3.Removethebackupbattery.Forhowtoremovethebackupbattery,see“1120Systemboard,fan
assembly,andbackupbattery”onpage70.
4.TurnonthecomputerandwaituntilthePOSTends.AfterthePOSTends,thepasswordpromptdoes
notappear.ThePOPhasbeenremoved.
5.Reinstallthebackupbatteryandthebatterypack.
(B)IfanSVPhasbeensetandisknownbytheservicetechnician:
1.Turnonthecomputer.
2.WhentheThinkPadlogocomesup,immediatelypressF1toenterBIOSSetupUtility.Formodels
supportingthePassphrasefunction,pressF1whilethePOPiconisappearingonthescreen;thenenter
thePOP .Fortheothermodels,enterthePOP .
Note:TocheckwhethertheThinkPadNotebookyouareservicingsupportsthePassphrasefunction,
entertheBIOSSetupUtilityandgotoSecurity➙Password.IftheUsingPassphraseitemisdisplayed
inthemenu,thisfunctionisavailableontheThinkPadNotebook.
3.SelectSecurity,usingthecursordirectionalkeystomovedownthemenu.
4.SelectPassword.
5.SelectPower-OnPassword.
6.TypethecurrentSVPintheEnterCurrentPasswordeld.thenleavetheEnterNewPasswordeld
blank,andpressEntertwice.
7.IntheChangeshavebeensavedwindow,pressEnter.
8.PressF10;then,intheSetupconrmationwindow,selectY es.
Howtoremovethehard-diskpassword
Attention:IfUseronlymodeisselectedandtheuserHDPhasbeenforgottenandcannotbemade
availabletotheservicetechnician,neitherLenovonorLenovoauthorizedservicetechniciansprovideany
servicestoresettheuserHDPsortorecoverdatafromtheharddiskdrive.Theharddiskdrivecanbe
replacedforascheduledfee.
ToremoveauserHDPthathasbeenforgotten,whentheSVPandthemasterHDPareknown,dothe
following:
1.Turnonthecomputer.
Chapter4.Relatedserviceinformation37