User guide

1.Removethenewhardwareoptionorsoftware.Ifyoumustremovethecomputercovertoremovea
hardwareoption,makesureyoureviewandfollowtheelectricalsafetyinformationprovidedwithyour
computer.Foryoursafety,donotoperatethecomputerwiththecoverremoved.
2.Runthediagnosticprogramtoensureyourcomputerisoperatingcorrectly.
3.Reinstallthenewhardwareoptionorsoftwarefollowingthemanufacturer'sinstructions.
Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:
•“Audioproblems”onpage119
•“CDproblems”onpage120
•“DVDproblems”onpage121
•“Intermittentproblems”onpage123
•“Keyboard,mouse,orpointingdeviceproblems”onpage123
•“Monitorproblems”onpage125
•“Networkingproblems”onpage126
•“Optionproblems”onpage129
•“Performanceandlockupproblems”onpage130
•“Printerproblems”onpage131
•“Serialportproblems”onpage132
•“Softwareproblems”onpage132
•“USBproblems”onpage133
Audioproblems
Selectyoursymptomfromthefollowinglist:
•“NoaudioinWindows”onpage119
•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive”
onpage120
•“Soundcomesfromoneexternalspeakeronly”onpage120
•“NoaudioinDOSapplicationsorgames”onpage120
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.
Chapter11.Troubleshootinganddiagnostics119