Laptop User Manual

Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:
•“Audioproblems”onpage85
•“CDproblems”onpage86
•“DVDproblems”onpage87
•“Intermittentproblems”onpage89
•“Keyboard,mouse,orpointingdeviceproblems”onpage89
•“Monitorproblems”onpage90
•“Networkingproblems”onpage92
•“Optionproblems”onpage95
•“Performanceandlockupproblems”onpage96
•“Printerproblems”onpage97
•“Serialportproblems”onpage98
•“Softwareproblems”onpage98
•“USBproblems”onpage99
Audioproblems
Selectyoursymptomfromthefollowinglist:
•“NoaudioinWindows”onpage85
•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive”
onpage86
•“Soundcomesfromoneexternalspeakeronly”onpage86
•“NoaudioinDOSapplicationsorgames”onpage86
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.
•MakesurethattheprogramyouarerunningisdesignedforuseintheMicrosoftWindowsoperating
system.IftheprogramisdesignedtoruninDOS,theprogramdoesnotusetheWindowssoundfeature
andmustbeconguredtouseSoundBlasterProorSoundBlasteremulation.
Chapter10.Troubleshootinganddiagnostics85