Lenovo ThinkPad Edge E531 - Supervisor Password; How to Remove the Power-On Password

•Userharddiskpassword-fortheuser
•Masterharddiskpassword-forthesystemadministrator,whocanuseittogetaccesstotheharddisk
eveniftheuserhaschangedtheuserharddiskpassword.
Note:Therearetwomodesfortheharddiskpassword:UseronlyandMaster+User.TheMaster+User
moderequirestwoharddiskpasswords;thesystemadministratorentersbothinthesameoperation.The
systemadministratorthenprovidestheuserharddiskpasswordtothesystemuser.
Attention:Iftheuserharddiskpasswordhasbeenforgotten,checkwhetheramasterharddiskpassword
hasbeenset.Ifamasterharddiskpasswordhasbeenset,itcanbeusedtoaccesstheharddiskdrive.If
nomasterharddiskpasswordisavailable,neitherLenovonorLenovoauthorizedservicetechniciansprovide
anyservicestoreseteithertheuserharddiskpasswordorthemasterharddiskpassword,ortorecoverdata
fromtheharddiskdrive.Theharddiskdrivecanbereplacedforascheduledfee.
Forinstructionsonhowtoremovetheharddiskpassword,see“Howtoremovetheharddiskpassword”
onpage38
.
Supervisorpassword
AsupervisorpasswordprotectsthesysteminformationstoredintheThinkPadSetupprogram.Theuser
mustenterthesupervisorpasswordinordertogetaccesstotheThinkPadSetupprogramandchangethe
systemconguration.
Attention:Ifthesupervisorpasswordhasbeenforgottenandcannotbemadeavailabletotheservice
technician,thereisnoserviceproceduretoresetthepassword.Thesystemboardmustbereplacedfor
ascheduledfee.
Howtoremovethepower-onpassword
Toremovethepower-onpassword,dooneofthefollowing:
Ifnosupervisorpasswordhasbeenset,dothefollowingtoremovethepower-onpassword:
1.Turnoffthecomputer.
2.Removethebatterypack.Forinstructionsonhowtoremovethebatterypack,see“1010Battery
pack”onpage62.
3.Removethebackupbattery.Forinstructionsonhowtoremovethebackupbattery,see“1090Backup
battery”onpage73.
4.TurnonthecomputerandwaituntilthePOSTends.AfterthePOSTends,thepasswordpromptwillnot
bedisplayed.Thepower-onpasswordhasbeenremoved.
5.Reinstallthebackupbatteryandthebatterypack.
Ifasupervisorpasswordhasbeensetandisknowntotheservicetechnician,dothefollowingtoremove
thepower-onpassword:
1.Turnonthecomputer.
2.WhentheThinkPadlogoisdisplayed,immediatelypressF1.
3.TypethesupervisorpasswordtoentertheThinkPadSetupprogram.
4.SelectSecurity.
5.SelectPassword.
6.SelectPower-OnPassword.
7.TypethecurrentsupervisorpasswordintheEnterCurrentPasswordeld.Then,leavetheEnter
NewPasswordeldblank,andpressEntertwice.
8.IntheChangeshavebeensavedwindow,pressEnter.
Chapter4.Relatedserviceinformation37