2.Turnontheexternalmonitorandthecomputer.
3.Right-clickonthedesktop,andclickScreenresolution.
Note:Ifyourcomputercannotdetecttheexternalmonitor,clicktheDetectbutton.
4.Clicktheiconforthedesiredmonitor(theMonitor -2iconisfortheexternalmonitor).
5.ClickAdvancedSettings.
6.ClicktheMonitortab.
7.Selectthecorrectscreenrefreshrate.
•Problem:Wrongcharactersaredisplayedonthescreen.
Solution:Didyoufollowthecorrectprocedurewheninstallingtheoperatingsystemorapplication
program?Ifyoudid,havetheexternalmonitorserviced.
•Problem:TheExtenddesktopfunctiondoesnotwork.
Solution:EnabletheExtenddesktopfunction.See“UsingtheExtenddesktopfunction”onpage39.
•Problem:IfyouusetheExtenddesktopfunction,youcannotsetahigherresolutionorhigherrefresh
rateonthesecondarydisplay .
Solution:Changetheresolutionandthecolordepthtolowersettingsfortheprimarydisplay.Refer
tothesolutiontotheaboveproblem.
•Problem:Displayswitchingdoesnotwork.
Solution:IfyouusetheExtenddesktopfunction,disableit,andchangethedisplayoutputlocation.If
aDVDmovieoravideoclipisplaying,stoptheplayback,closetheapplication,andthenchangethe
displayoutputlocation.
•Problem:Thescreenpositionontheexternalmonitorisincorrectwhenthatmonitorissetforahigh
resolution.
Solution:Sometimes,whenyouuseahighresolutionsuchas1600x1200,theimageisshiftedtoleftor
rightonthescreen.Tocorrectthis,rstmakesurethatyourexternalmonitorsupportsthedisplaymode
(theresolutionandtherefreshrate)thatyouhaveset.Ifitdoesnot,setadisplaymodethatthemonitor
supports.Ifitdoessupportthedisplaymodeyouhaveset,gotothesetupmenuforthemonitoritself
andadjustthesettingsthere.Usuallytheexternalmonitorhasbuttonsforaccesstothesetupmenu.For
details,seethedocumentationthatcomeswiththemonitor.
Audioproblems
•Problem:WaveorMIDIsounddoesnotplaycorrectly .
Solution:Makesurethatthebuilt-inaudiodeviceiscongur edcorrectly .
1.ClickStart➙ControlPanel.
2.ClickHardwareandSound.
3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconrmation,typethe
passwordorprovideconrmation.
4.Double-clickSound,videoandgamecontrollers.
5.MakesurethattheRealtekHDAudiodriverisenabledandconguredcorrectly:
•Problem:Recordingsmadeusingthemicrophoneinputarenotloudenough.
Solution:MakesurethattheMicrophoneBoostfunctionisturnedonandsetbydoingthefollowing:
1.ClickStart➙ControlPanel.
2.ClickHardwareandSound.
3.ClickSound.
Chapter10.Troubleshootingcomputerproblems147