Troubleshooting
Usethetroubleshootinginformationtofindsolutionstoproblemsthathavedefinitesymptoms.
Ifthesymptomyourcomputerisexperiencingoccurredimmediatelyafteryouinstalledanewhardware
optionornewsoftware,dothefollowingbeforereferringtothetroubleshootinginformation:
1.Removethenewhardwareoptionorsoftware.Ifyoumustremovethecomputercovertoremovea
hardwareoption,makesureyoureviewandfollowtheelectricalsafetyinformationprovidedwithyour
computer.Foryoursafety,donotoperatethecomputerwiththecoverremoved.
2.Runthediagnosticprogramtoensureyourcomputerisoperatingcorrectly.
3.Reinstallthenewhardwareoptionorsoftwarefollowingthemanufacturer'sinstructions.
Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:
•“Audioproblems”onpage109
•“CDproblems”onpage110
•“DVDproblems”onpage111
•“Intermittentproblems”onpage113
•“Keyboard,mouse,orpointingdeviceproblems”onpage113
•“Monitorproblems”onpage115
•“Networkingproblems”onpage116
•“Optionproblems”onpage119
•“Performanceandlockupproblems”onpage120
•“Printerproblems”onpage121
•“Serialconnectorproblems”onpage122
•“Softwareproblems”onpage122
•“USBproblems”onpage123
Audioproblems
Selectyoursymptomfromthefollowinglist:
•“NoaudioinWindows”onpage109
•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive”
onpage110
•“Soundcomesfromoneexternalspeakeronly”onpage110
•“NoaudioinDOSapplicationsorgames”onpage110
NoaudioinWindows
Symptom:NoaudioinWindows
Actions:
•IfyouareusingpoweredexternalspeakersthathaveanOn/Offcontrol,verifythattheOn/Offcontrolis
settotheOnpositionandthespeakerpowercableisconnectedtoaproperlygrounded,functionalac
electricaloutlet.
•Ifyourexternalspeakershaveavolumecontrol,verifythatthevolumecontrolisnotsettoolow.
•Double-clickthespeakericonintheWindowsnotificationarea.Amastervolume-controlwindowopens.
VerifythattheMutesettingsarenotcheckedandnoneofthevolumesettingsissettoolow.
Chapter10.Troubleshootinganddiagnostics109