
•IfyouareusingpoweredexternalspeakersthathaveanOn/Offcontrol,verifythattheOn/Offcontrolis
settotheOnpositionandthespeakerpowercableisconnectedtoaproperlygrounded,functionalac
electricaloutlet.
•Ifyourexternalspeakershaveavolumecontrol,verifythatthevolumecontrolisnotsettoolow.
•Double-clickthespeakericonintheWindowsnoticationarea.Amastervolume-controlwindowopens.
VerifythattheMutesettingsarenotcheckedandnoneofthevolumesettingsissettoolow.
•Somemodelshaveafrontaudiopanelyoucanusetoadjustvolume.Ifyouhaveafrontaudiopanel,
verifythatthevolumeisnotsettoolow.
•Verifythatyourexternalspeakers(andheadphones,ifused)areconnectedtothecorrectaudioconnector
onthecomputer.Mostspeakercablesarecolor-codedtomatchtheconnector.
Note:Whenexternal-speakerorheadphonecablesareattachedtotheaudioconnector,theinternal
speaker,ifpresent,isdisabled.Inmostcases,ifanaudioadapterisinstalledinoneoftheexpansionslots,
theaudiofunctionbuiltintothesystemboardisdisabled;usetheaudiojacksontheadapter.
•MakesurethattheprogramyouarerunningisdesignedforuseintheMicrosoftWindowsoperating
system.IftheprogramisdesignedtoruninDOS,theprogramdoesnotusetheWindowssoundfeature
andmustbeconguredtouseSoundBlasterProorSoundBlasteremulation.
•Verifythattheaudiodevicedriversarecorrectlyinstalled.SeeMicrosoftWindowshelpsystemformore
information.
Iftheseactionsdonotcorrecttheproblem,runthediagnosticprograms(see“LenovoSolutionCenter”
onpage74forinstructions).Ifyouneedtechnicalassistance,seeChapter11“Gettinginformation,help,
andservice”onpage75.
AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadriveSymptom:AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive
Action:See“CDpr oblems”onpage61.
SoundcomesfromoneexternalspeakeronlySymptom:Soundcomesfromoneexternalspeakeronly.
Actions:
•Ensurethatthespeakercableisinsertedcompletelyintotheconnectoronthecomputer.
•Makesurethecablethatattachestheleftspeakertotherightspeakerissecurelyconnected.
•Double-clickthespeakericonintheWindowsnoticationarea.Amastervolume-controlwindowopens.
VerifythattheBalancesettingsaresetcorrectly.
Iftheseactionsdonotcorrecttheproblem,youmighthaveafailingspeaker.Havethespeakerserviced.If
youneedtechnicalassistance,seeChapter11“Gettinginformation,help,andservice”onpage75.
NoaudioinDOSapplicationsorgamesSymptom:NoaudioinDOSapplicationsorgames
Actions:
•MakesuretheDOSapplicationorgameisconguredtouseSoundBlasterProorSoundBlaster
emulation.Refertothedocumentationthatcomeswiththeapplicationorgameforinstructionson
settingsound-cardsettings.
60ThinkCentreEdgeUserGuide