User guide

•Recordyourpasswordandstoreitinasafeplace.Ifyouforgettheuserharddiskpassword,orboth

userandmasterharddiskpasswords,Lenovocannotresetyourpasswordsorrecoverdatafromthe

harddiskdriveorsolid-statedrive.YoumusttakeyourcomputertoaLenovoreselleroramarketing

representativetohavetheharddiskdriveorsolid-statedrivereplaced.Proofofpurchaseisrequired,

andafeewillbechargedforpartsandservice.

Harddisksecurity

Toprotectpasswordsfromunauthorizedsecurityattacks,refertothefollowingtipstomaximizesecurity:

•Setapower-onpasswordaswellasaharddiskpasswordforyourinternalharddiskdriveorsolid-state

drive.Refertotheproceduresin“Power-onpassword”onpage49

and“Harddiskpasswords”onpage

52.Forsecurity,alongerpasswordisrecommended.

•IfaDiskEncryptionharddiskdriveoranEncryptionsolid-statedriveisinstalledinyourcomputer,besure

toprotectthecontentsofyourcomputermemoryfromunauthorizedaccessesbyuseofdriveencryption

software,suchasMicrosoftWindowsBitLocker

DriveEncryption,whichissupportedintheUltimateand

EnterpriseeditionsoftheWindows7operatingsystemandProfessionalandEnterpriseeditionsofthe

Windows8.1operatingsystem.Referto“UsingWindowsBitLockerDriveEncryption”onpage54

•Beforeyoudisposeof,sell,orhandoveryourcomputer,besuretodeletedatastoredonit.Formore

information,referto“Noticeondeletingdatafromyourharddiskdriveorsolid-statedrive”onpage54.

Note:Theharddiskdriveorsolid-statedrivebuiltintoyourcomputercanbeprotectedbyUEFIBIOS.

UsingWindowsBitLockerDriveEncryption

Tohelpprotectyourcomputeragainstunauthorizedaccess,usethedriveencryptionsoftware,suchas

WindowsBitLockerDriveEncryption.

WindowsBitLockerDriveEncryptionisanintegralsecurityfeatureofWindows7andWindows8.1operating

systems.ItissupportedintheUltimateandEnterpriseeditionsoftheWindows7andProfessionaland

EnterpriseeditionsoftheWindows8.1operatingsystem.Itcanhelpyouprotecttheoperatingsystemand

datastoredonyourcomputer,evenifyourcomputerislostorstolen.BitLockerworksbyencryptingalluser

andsystemﬁles,includingtheswapandhibernationﬁles.

BitLockerprovidesenhancedprotectionforyourdataandtoensureearlybootcomponentintegrity.

TochecktheBitLockerstatus,gotoControlPanel,andclickSystemandSecurity➙BitLockerDrive

Encryption.

FormoreinformationaboutWindowsBitLockerDriveEncryption,seethehelpinformationsystemofthe

Windowsoperatingsystem,orsearchfor“MicrosoftWindowsBitLockerDriveEncryptionStep-by-Step

Guide”ontheMicrosoftWebsite.

DiskEncryptionharddiskdriveandEncryptionsolid-statedrive

SomemodelscontaintheDiskEncryptionharddiskdriveorEncryptionsolid-statedrive.Thisfeaturehelps

toprotectyourcomputeragainstsecurityattacksonmedia,NANDﬂashordevicecontrollersbyuseof

ahardwareencryptionchip.Fortheefﬁcientuseoftheencryptionfeature,besuretosetaharddisk

passwordfortheinternalstoragedevice.

Noticeondeletingdatafromyourharddiskdriveorsolid-statedrive

Someofthedatastoredontheharddiskdriveorsolid-statedrivemightbesensitive.Handingyour

computerovertosomeoneelsewithoutdeletingtheloadedsoftware,suchasoperatingsystemsand

54UserGuide