Lenovo Personal Computer 4155 Manuel d'utilisateur télécharger pdf (Page 50)

•Notbeyournameoryourusername

•Notbeacommonwordoracommonname

•Besignicantlydifferentfromyourpreviouspassword

UserPassword

WhenaUserPasswordisset,thecomputercannotbeuseduntilavalidpasswordistypedfromthe

keyboard.

AdministratorPassword

WhenanAdministratorPasswordisset,itdetersunauthorizedpersonsfromchangingconguration

settings.Ifyouareresponsibleformaintainingthesettingsofseveralcomputers,youmightwanttosetan

AdministratorPassword.

AfteryousetanAdministratorPassword,apasswordpromptisdisplayedeachtimeyoutrytoaccessthe

SetupUtilityprogram.

Ifboththeuserandadministratorpasswordsareset,youcantypeeitherpassword.However,tochange

anycongurationsettings,youmustuseyouradministratorpassword.

Setting,changing,anddeletingapassword

Toset,change,ordeleteapassword,dothefollowing:

Note:Apasswordcanbeanycombinationofupto12alphabeticandnumericcharacters.Formore

information,see“Passwordconsiderations”onpage41.

1.StarttheSetupUtilityprogram(seeChapter6“UsingtheSetupUtility”onpage41).

2.FromtheSetupUtilityprogrammenu,selectSecurity®SetPasswords.

3.SelectSetUserPasswordorSetAdministratorPassword.

4.Readtheinformationdisplayedontherightsideofthescreen.

Enablingordisablingadevice

Youcanenableordisableuseraccesstoadevice.

ICHSATAControllerWhenthisfeatureissettoDisabled,anyopticaldrivesoreSATAdevicesaredisabled

andwillnotbedisplayedinthesystemconguration.

MarvellSATA/SAS

Controller

WhenthisfeatureissettoDisabled,allinternalharddiskdrivesaredisabledand

willnotbedisplayedinthesystemconguration.Whendisablingthisfeature,make

sureyoursystemhasanalternatebootmethod,suchasLANPXEboot,orabootable

oppydiskette,memorykey,oropticaldisc.

LegacydisketteA

WhenthisfeatureissettoDisabled,thediskettedrivecannotbeaccessed.

TosettheICHSATAControllerorMarvellSATA/SASController,dothefollowing:

1.StarttheSetupUtilityprogram(see“StartingtheSetupUtilityprogram”onpage41).

2.Dependingonwhichdeviceyouwanttoset,selecteitherDevices®SAS/SATADriveSetup®ICH

SATAControllerorDevices®SAS/SATADriveSetup®MarvellSATA/SASControllerfromthe

SetupUtilityprogrammenu.

3.SelectthedesiredsettingsandpressEnter.

4.ReturntotheSetupUtilityprogrammenuandselectExit®SaveandexittheSetupUtility.

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Lenovo Personal Computer 4155 Manuel d'utilisateur Page 50