Personal Computer User Manual

2.Runthediagnosticprogramstoensureyourcomputerisoperatingcorrectly.

3.Reinstallthenewhardwareoptionorsoftwarefollowingthemanufacturer'sinstructions.

Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:

•“Audioproblems”onpage53

•“CDproblems”onpage54

•“DVDproblems”onpage55

•“Intermittentproblems”onpage57

•“Keyboard,mouse,orpointingdeviceproblems”onpage57

•“Monitorproblems”onpage59

•“Networkingproblems”onpage60

•“Optionproblems”onpage63

•“Performanceandlockupproblems”onpage64

•“Printerproblems”onpage65

•“Serialportproblems”onpage65

•“Softwareproblems”onpage66

•“USBproblems”onpage67

Audioproblems

Selectyoursymptomfromthefollowinglist:

•“NoaudioinWindows”onpage53

•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive”

onpage54

•“Soundcomesfromoneexternalspeakeronly”onpage54

•“NoaudioinDOSapplicationsorgames”onpage54

NoaudioinWindows

Symptom:NoaudioinWindows

Actions:

•IfyouareusingpoweredexternalspeakersthathaveanOn/Offcontrol,verifythattheOn/Offcontrolis

settotheOnpositionandthespeakerpowercableisconnectedtoaproperlygrounded,functionalac

electricaloutlet.

•Ifyourexternalspeakershaveavolumecontrol,verifythatthevolumecontrolisnotsettoolow.

•Double-clickthespeakericonintheWindowsnoticationarea.Amastervolume-controlwindowopens.

VerifythattheMutesettingsarenotcheckedandnoneofthevolumesettingsissettoolow.

•Somemodelshaveafrontaudiopanelyoucanusetoadjustvolume.Ifyouhaveafrontaudiopanel,

verifythatthevolumeisnotsettoolow.

•Verifythatyourexternalspeakers(andheadphones,ifused)areconnectedtothecorrectaudioconnector

onthecomputer.Mostspeakercablesarecolor-codedtomatchtheconnector.

Note:Whenexternal-speakerorheadphonecablesareattachedtotheaudioconnector,theinternal

speaker,ifpresent,isdisabled.Inmostcases,ifanaudioadapterisinstalledinoneoftheexpansionslots,

theaudiofunctionbuiltintothesystemboardisdisabled;usetheaudiojacksontheadapter.

Chapter10.Troubleshootinganddiagnostics53