ThinkPad T430 - Fingerprint Reader Problems; Battery and Power Problems

•Problem:ThereisnovolumecontrolforMIDIsoundintheVolumeMixerwindow.
Solution:Usethehardwarevolumecontrol.Thisisbecausethebuilt-insynthesizersoftwaredoes
notsupportthecontrol.
•Problem:ThesoundcannotbeturnedoffcompletelyevenifyousettheMastervolumecontrolat
minimum.
Solution:YoustillcanhearsomesoundeventhoughyouhavesettheMastervolumecontrolatminimum.
Toturnoffthesoundcompletely,gototheMastervolumecontrolandselectMutespeakers.
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.
Batteryandpowerproblems
Thistopiccontainsinstructionsontroubleshootingbatteryandpowerproblems.
Batteryproblems
Problem:Thebatterypackcannotbefullychargedinthestandardchargetimewhenthecomputeris
poweredoff.
Solution:Thebatterypackmightbeover-discharged.Dothefollowing:
1.Turnoffthecomputer.
2.Makesurethattheover-dischargedbatterypackisinthecomputer.
3.Connecttheacpoweradaptertothecomputerandletitcharge.
Ifaquickchargerisavailable,useittochargetheover-dischargedbatterypack.
Chapter10.Troubleshootingcomputerproblems149