Lenovo B430 - Battery and Power Problems

6.ClicktheLevelstab,andmovetheMicrophoneBoostsliderupwards.
7.ClickOK.
Nota:Fordetailsaboutcontrollingvolume,refertoyourWindowsonlinehelp.
•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:Y oustillcanhearsomesoundeventhoughyouhavesettheVolumeMixeratminimum.Toturn
offthesoundcompletely,gototheVolumeMixerbyclickingthespeakericoninthetaskbar,thenclick
Mixer.ClicktheMutespeakericon.
•Problem:Whenyouconnectaheadphonetoyourcomputerwhileplayingsound,aspeakerdoesnot
producesound.
Solution:Oncetheheadphoneisattached,thestreamingisautomaticallyredirectedtoit.Ifyouwantto
listentosoundfromthespeakersagain,besuretosetthosespeakersasthedefaultdevice.Fordetails,
refertothehelpinformationsystemforRealtekHDAudio.
Batteryandpowerproblems
Thistopiccontainsinstructionsontroubleshootingbatteryandpowerproblems.
Batteryproblems
•Problem:Thebatterypackcannotbefullychargedinthestandardchargetimewhenthecomputeris
poweredoff.
Solution:Thebatterypackmightbeover-discharged.Dothefollowing:
1.T urnoffthecomputer.
2.Makesurethattheover-dischargedbatterypackisinthecomputer.
3.Connecttheacpoweradaptertothecomputerandletitcharge.
Ifaquickchargerisavailable,useittochargetheover-dischargedbatterypack.
Ifthebatterypackcannotbefullychargedin24hours,useanewbatterypack.
•Problem:Yourcomputershutsdownbeforethebatterystatusindicatorshowsempty,oryourcomputer
operatesafterthebatterystatusindicatorshowsempty.
108UserGuide