•Thesurfaceofthereaderisdirtyorstained.
•Thesurfaceofthereaderiswet.
•Thereaderoftenfailstoenrollorauthenticateyourngerprint.
Ifyourngerhasanyofthefollowingconditions,youmightnotbeabletoregisterorauthenticateit:
•Yourngeriswrinkled.
•Yourngerisrough,dry,orinjured.
•Yourngerisstainedwithdirt,mud,oroil.
•Thesurfaceofyourngerisverydifferentfromwhenyouenrolledyourngerprint.
•Yourngeriswet.
•Angerthathasnotbeenenrolledisused.
Toimprovethesituation,trythefollowing:
•Cleanorwipeyourhandstoremoveanyexcessdirtormoisturefromthengers.
•Enrollanduseadifferentngerforauthentication.
•Ifyourhandsaretoodry,applylotiontothem.
Noticeondeletingdatafromyourharddiskdriveorsolidstatedrive
Ascomputersspreadintoeverycorneroflife,theyprocessmoreandmoreinformation.Thedataonyour
computer,someofwhichmightbesensitive,isstoredonaharddiskdriveorsolidstatedrive.Beforeyou
disposeof,sell,orhandoveryourcomputer,besuretodeletedatastoredonit.
Handingyourcomputerovertosomeoneelsewithoutdeletingtheloadedsoftware,suchasoperating
systemsandapplicationsoftware,mightevenviolatelicenseagreements.Youareadvisedtocheckthe
termsandconditionsofthoselicenseagreements.
Therearemethodsthatseemtodeletethedata:
•Movethedatatotherecyclebin,andthenclickEmptyrecyclebin.
•UsetheDeleteoption.
•Formatyourharddiskdriveorsolidstatedrive,usingthesoftwareforinitializingit.
•Usingtherecoveryprogram,bringtheharddiskdriveorsolidstatedrivebacktothefactorydefault
settings.
Theseoperations,however,onlychangetheleallocationofthedata;theydonotdeletethedataitself.In
otherwords,thedataretrievalprocessingisdisabledunderanoperatingsystemsuchasWindows.The
dataisstillthere,eventhoughitseemstobelost.Thus,itissometimespossibletoreadthedatabyuseof
specialsoftwarefordatarecovery.Thereisariskthatpeopleofbadfaithmightreadandmisusethecritical
dataonharddiskdrivesorsolidstatedrivesforunexpectedpurposes.
Topreventleakageofdata,itbecomesveryimportantthatyoutakeresponsibilityfordeletingallthedata
fromtheharddiskdriveorsolidstatedrivewhenyoudisposeof,sell,orhandoveryourcomputer.You
candestroythedataphysicallybysmashingtheharddiskdriveorsolidstatedrivewithahammer,or
magneticallybymeansofstrongmagneticpower,thusmakingthedataunreadable.Butwerecommend
thatyoumakeuseofthesoftware(payware)orservice(payservice)specicallydevelopedforthepurpose.
Fordisposingofdataontheharddiskdriveorsolidstatedrive,LenovoprovidestheSecureDataDisposal
tool.Todownloadtheapplication,goto:
http://www.lenovo.com/support
56UserGuide