–WhentheTrackPointpointingdeviceiskeptpressedforalongtime
–Whenthetemperaturechanges
•Problem:TheTrackPointpointingdeviceortouchpaddoesnotwork.
Solution:MakesurethattheTrackPointpointingdeviceortouchpadisenabledintheUltraNavDevice
Settingwindow.
Keyboardproblems
•Problem:Allorsomekeysonthekeyboarddonotwork.
Solution:Ifanexternalnumerickeypadisconnected:
1.T urnoffthecomputer.
2.Removetheexternalnumerickeypad.
3.T urnonthecomputerandtryusingthekeyboardagain.
Ifthekeyboardproblemisresolved,carefullyreconnecttheexternalnumerickeypadandtheexternal
keyboard.Makesurethatyouhaveseatedtheconnectorscorrectly.
Iftheproblempersists,makesurethatthecorrectdevicedriverisinstalledbydoingthefollowing:
1.OpenControlPanel.ChangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.
2.ClickKeyboard.
3.SelecttheHardwaretab.IntheDevicePropertiespane,makesurethatyouseethismessage:
DeviceStatus:Thisdeviceisworkingproperly.
Ifkeysonthekeyboardstilldonotwork,havethecomputerserviced.
•Problem:Allorsomekeysontheexternalnumerickeypaddonotwork.
Solution:Makesurethattheexternalnumerickeypadiscorrectlyconnectedtothecomputer.
DisplayandmultimediadevicesThistopicincludesthemostcommonproblemswithdisplaysandmultimediadevices,includingthe
computerdisplay,theexternalmonitor,audiodevices,andtheopticaldrive.
Computerscreenproblems
•Problem:Thescreenisblank.
Solution:Dothefollowing:
–PressFn+F7tobringuptheimage.
–Ifyouareusingtheacpoweradapter,orusingthebatteryandthebatterystatusindicatorison(is
green),pressFn+F9tomakethescreenbrighter.
–Ifthesleepstatusindicatorison(isgreen),pressFntoresumefromthesleepmode.
–Iftheproblempersists,followthesolutionforthefollowingproblem.
•Problem:Thescreenisunreadableordistorted.
Solution:Makesurethat:
–Thedisplaydevicedriverisinstalledcorrectly.
–Thescreenresolutionandcolorqualityarecorrectlyset.
–Themonitortypeiscorrect.
Tocheckthesesettings,dothefollowing:
1.Right-clickonthedesktop,andclickPersonalize.
2.ClickDisplayattheleft.
Chapter10.Troubleshootingcomputerproblems145