User manual

Table Of Contents
Ifthesymptomyourcomputerisexperiencingoccurredimmediatelyafteryouinstalledanewhardware
optionornewsoftware,dothefollowingbeforereferringtothetroubleshootinginformation:
1.Removethenewhardwareoptionorsoftware.Ifyoumustremovethecomputercovertoremovea
hardwareoption,makesureyoureviewandfollowtheelectricalsafetyinformationprovidedwithyour
computer.Foryoursafety,donotoperatethecomputerwiththecoverremoved.
2.Runthediagnosticprogramtoensureyourcomputerisoperatingcorrectly.
3.Reinstallthenewhardwareoptionorsoftwarefollowingthemanufacturer'sinstructions.
Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:
Audioproblems”onpage97
“CDproblems”onpage98
“DVDproblems”onpage99
“Intermittentproblems”onpage101
“Keyboard,mouse,orpointingdeviceproblems”onpage101
“Monitorproblems”onpage103
“Networkingproblems”onpage105
“Optionproblems”onpage107
“Performanceandlockupproblems”onpage108
“Printerproblems”onpage110
“Serialconnectorproblems”onpage110
“Softwareproblems”onpage111
“USBproblems”onpage112
Audioproblems
Selectyoursymptomfromthefollowinglist:
“NoaudioinWindows”onpage97
AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive”
onpage98
“Soundcomesfromoneexternalspeakeronly”onpage98
“NoaudioinDOSapplicationsorgames”onpage98
NoaudioinWindows
Symptom:NoaudioinWindows
Actions:
IfyouareusingpoweredexternalspeakersthathaveanOn/Offcontrol,verifythattheOn/Offcontrolis
settotheOnpositionandthespeakerpowercableisconnectedtoaproperlygrounded,functionalac
electricaloutlet.
Ifyourexternalspeakershaveavolumecontrol,verifythatthevolumecontrolisnotsettoolow.
Double-clickthespeakericonintheWindowsnotificationarea.Amastervolume-controlwindowopens.
VerifythattheMutesettingsarenotcheckedandnoneofthevolumesettingsissettoolow.
Somemodelshaveafrontaudiopanelyoucanusetoadjustvolume.Ifyouhaveafrontaudiopanel,
verifythatthevolumeisnotsettoolow.
Verifythatyourexternalspeakers(andheadphones,ifused)areconnectedtothecorrectaudioconnector
onthecomputer.Mostspeakercablesarecolor-codedtomatchtheconnector.
Chapter10.Troubleshootinganddiagnostics97