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•Thesurfaceofthereaderisdirtyorstained.
•Thesurfaceofthereaderiswet.
•Thereaderoftenfailstoenrollorauthenticateyourngerprint.
Ifyourngerhasanyofthefollowingconditions,youmightnotbeabletoregisterorauthenticateit:
•Yourngeriswrinkled.
•Yourngerisrough,dry,orinjured.
•Yourngerisdry.
•Yourngerisstainedwithdirt,mud,oroil.
•Thesurfaceofyourngerisdifferentfromwhenyouenrolledyourngerprint.
•Yourngeriswet.
•Angerisusedthathasnotbeenenrolled.
Toimprovethesituation,trythefollowing:
•Cleanorwipeyourhandstoremoveanyexcessdirtormoisturefromthengers.
•Enrollanduseadifferentngerforauthentication.
•Ifyourhandsaredry,applylotiontothem.
Formoreinformationonhowtousethengerprintreader,refertothehelpsystemoftheLenovoFingerprint
Managerprogram.
Noticeondeletingdatafromyourharddiskdriveorsolid-statedrive
Someofthedatastoredontheharddiskdriveorsolid-statedrivemightbesensitive.Handingyour
computerovertosomeoneelsewithoutdeletingtheloadedsoftware,suchasoperatingsystemsand
applicationsoftware,mightevenviolatelicenseagreements.Besuretodeletedatastoredontheharddisk
driveorsolid-statedrivebeforeyoudisposeof,sell,orhandoveryourcomputer.
Youcanusethefollowingmethodstodeletedatafromtheharddiskdriveorsolid-statedrive:
•MovingthedatatotheRecycleBin,andthenemptytheRecycleBin.
•Deletingthedata.
•Formattingyourharddiskdriveorsolid-statedrive,usingthesoftwareforinitializingit.
•UsingtherecoveryprogramprovidedbyLenovotobringtheharddiskdriveorsolid-statedrivebackto
thefactorydefaultsettings.
Theseoperations,however,onlychangethelelocationofthedata;theydonotdeletethedataitself.In
otherwords,thedataretrievalprocessingisdisabledunderanoperatingsystemsuchasWindows.The
dataisstillthere,eventhoughitseemstobelost.Thus,itissometimespossibletoreadthedatabyuseof
specialsoftwarefordatarecovery.Thereisariskthatpeopleofbadfaithmightreadandmisusethecritical
dataonharddiskdrivesorsolid-statedrivesforunexpectedpurposes.
Topreventleakageofdata,itisimportantthatyoudeleteallthedatafromtheharddiskdrivewhenyou
disposeof,sell,orhandoveryourcomputer.Youcandestroythedataphysicallybysmashingtheharddisk
drivewithahammer,ormagneticallybymeansofstrongmagneticpower,thusmakingthedataunreadable.
Butitisrecommendedthatyouusethesoftware(payware)orservice(payservice)developedforthat
purpose.Theprocessmighttakeseveralhours.
Fordisposingofdataontheharddiskdriveorsolid-statedrive,LenovoprovidestheSecureDataDisposal
tool.Gotohttp://www.lenovo.com/supporttodownloadthetool.
58UserGuide
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