Lenovo ThinkPad T430 - Fingerprint Reader Problems

•Problem:Avolumeorbalanceslidercannotbemoved.
Solution:Theslidermightbegrayedout.Thismeansthatitspositionisxedbythehardwareand
cannotbechanged.
•Problem:Thevolumeslidersdonotstayinplacewhensomeaudioapplicationsareused.
Solution:Itisnormalforthesliderstochangepositionwhencertainsoundapplicationsareused.The
applicationsareawareofthesettingsintheVolumeMixerwindowandareallowedtochangethesettings
themselves.AnexampleistheWindowsMediaPlayer.Usuallytheapplicationhasslidersavailable
tocontrolthesoundfromwithintheapplication.
•Problem:Thebalanceslidercannotcompletelymuteonechannel.
Solution:Thecontrolisdesignedtocompensateforminordifferencesinbalanceanddoesnot
completelymuteeitherchannel.
•Problem:ThereisnovolumecontrolforMIDIsoundintheVolumeMixerwindow.
Solution:Usethehardwarevolumecontrol.Thisisbecausethebuilt-insynthesizersoftwaredoes
notsupportthecontrol.
•Problem:ThesoundcannotbeturnedoffcompletelyevenifyousettheVolumeMixeratminimum.
Solution:YoustillcanhearsomesoundeventhoughyouhavesettheVolumeMixeratminimum.Toturn
offthesoundcompletely,gototheVolumeMixerbyclickingthespeakericononthetakbar,thenclick
Mixer.ClicktheMuteSpeakericon..
Fingerprintreaderproblems
Problem:Thesurfaceofthereaderisdirty,stained,orwet.
Solution:Gentlycleanthesurfaceofthereaderwithadry,soft,lint-freecloth.
Problem:Thereaderoftenfailstoenrollorauthenticateyourngerprint.
Solution:Ifthesurfaceofthereaderisdirty,stained,orwet,gentlycleanthesurfaceofthereaderwitha
dry,soft,lint-freecloth.
Ifyourngerhasanyofthefollowingconditions,youmightnotbeabletoregisterorauthenticateit:
•Yourngeriswrinkled.
•Yourngerisrough,dry,orinjured.
•Yourngerisverydry.
•Yourngerisstainedwithdirt,mud,oroil.
•Thesurfaceofyourngerisverydifferentfromwhenyouenrolledyourngerprint.
•Yourngeriswet.
•Angerthathasnotbeenenrolledisused.
Toimprovethesituation,trythefollowing:
•Cleanorwipeyourhandstoremoveanyexcessdirtormoisturefromthengers.
•Enrollanduseadifferentngerforauthentication.
•Ifyourhandsaretoodry,applylotiontothem.
Chapter10.Troubleshootingcomputerproblems149