Lenovo THINKCENTRE 4485 Bedienungsanleitung PDF herunterladen (Seite 53)

2.FromtheSetupUtilityprogrammainmenu,selectSecurity.

3.Dependingonthepasswordtype,selectSetPower-OnPassword,SetAdministratorPassword,or

HardDiskPassword.

4.Followtheinstructionsontherightsideofthescreentoset,change,ordeleteapassword.

Note:Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Formore

information,see“Passwordconsiderations”onpage44

Erasinglostorforgottenpasswords(clearingCMOS)

Thissectionprovidesinstructionsonhowtoeraselostorforgottenpasswords,suchasauserpassword.

Toerasealostorforgottenpassword,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect

allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Formachinetypes:4466,4471,4474,4477,4480,4485,4496,4498,4503,4512,4514,4518,4554,

7005,7023,7033,7035,7072,7079,and7177,toopenthecomputercover,see“Openingthecomputer

cover”onpage121

andformachinetypes:4468,4473,4476,4479,4495,4497,4499,4504,4513,

4517,4524,7021,7032,7034,7049,7052,7053,7073,7136,and7178,toremovethecomputercover,

see“Removingthecomputercover”onpage79

3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Locatingpartsonthesystem

board”onpage77

4.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and

pin3).

5.Reinstallthecomputercoverandconnectthepowercord.Formachinetypes:4466,4471,4474,4477,

4480,4485,4496,4498,4503,4512,4514,4518,4554,7005,7023,7033,7035,7072,7079,and7177,

see“Completingthepartsreplacement”onpage160andformachinetypes:4468,4473,4476,4479,

4495,4497,4499,4504,4513,4517,4524,7021,7032,7034,7049,7052,7053,7073,7136,and7178,

see“Completingthepartsreplacement”onpage113

6.Turnonthecomputerandleaveitonforapproximately10seconds.Then,turnoffthecomputerby

holdingthepowerswitchforapproximatelyveseconds.

7.Repeatstep1throughstep2.

8.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).

9.Reinstallthecomputercoverandconnectthepowercord.Formachinetypes:4466,4471,4474,4477,

4480,4485,4496,4498,4503,4512,4514,4518,4554,7005,7023,7033,7035,7072,7079,and7177,

see“Completingthepartsreplacement”onpage160

andformachinetypes:4468,4473,4476,4479,

4495,4497,4499,4504,4513,4517,4524,7021,7032,7034,7049,7052,7053,7073,7136,and7178,

see“Completingthepartsreplacement”onpage113

Enablingordisablingadevice

Thissectionprovidesinformationonhowtoenableordisableuseraccesstothefollowingdevices:

USBSetupUsethisoptiontoenableordisableaUSBconnector.WhenaUSBconnectoris

disabled,thedeviceconnectedtotheUSBconnectorcannotbeused.

SATAControllerWhenthisfeatureissettoDisable,alldevicesconnectedtotheSATAconnectors

(suchasharddiskdrivesortheopticaldrive)aredisabledandcannotbeaccessed.

ExternalSATAPortWhenthisoptionissettoDisable,thedeviceconnectedtotheExternalSATA

connectorcannotbeaccessed.

Toenableordisableadevice,dothefollowing:

Chapter6.UsingtheSetupUtilityprogram45

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