Multitech W540 Guide de l'utilisateur télécharger pdf (Page 150)

Solution:Ifanexternalnumerickeypadisconnected:

1.Turnoffthecomputer.

2.Removetheexternalnumerickeypad.

3.Turnonthecomputerandtryusingthekeyboardagain.

Ifthekeyboardproblemisresolved,carefullyreconnecttheexternalnumerickeypadandtheexternal

keyboard.Ensurethatyouhaveseatedtheconnectorscorrectly.

Iftheproblempersists,ensurethatthecorrectdevicedriverisinstalledbydoingthefollowing:

1.OpenControlPanel.ChangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.

2.ClickKeyboard.

3.SelecttheHardwaretab.IntheDevicePropertiespane,makesurethatyouseethismessage:

DeviceStatus:Thisdeviceisworkingproperly.

Ifkeysonthekeyboardstilldonotwork,havethecomputerserviced.

•Problem:Allorsomekeysontheexternalnumerickeypaddonotwork.

Solution:Makesurethattheexternalnumerickeypadiscorrectlyconnectedtothecomputer.

Problemswiththedisplayandmultimediadevices

Thistopicincludesthemostcommonproblemswithdisplaysandmultimediadevices,includingthe

computerdisplay,theexternalmonitor,audiodevices,andtheopticaldrive.

Computerscreenproblems

•Problem:Thescreenisblank.

Solution:Dothefollowing:

–PressF7tobringuptheimage.

–Ifyouareusingtheacpoweradapter,orusingthebatteryandthebatterygaugeshowsthatthebattery

isnotdepleted,pressF6tomakethescreenbrighter.

–Ifyourcomputerisinsleepmode,pressFntoresumefromthesleepmode.

–Iftheproblempersists,followthesolutionforthefollowingproblem.

•Problem:Thescreenisunreadableordistorted.

Solution:Makesurethat:

–Thedisplaydevicedriverisinstalledcorrectly.

–Thescreenresolutionandcolorqualityarecorrectlyset.

–Themonitortypeiscorrect.

Tocheckthesesettings,dothefollowing:

1.Right-clickonthedesktop,andclickPersonalize.

2.ClickDisplayattheleft.

3.SelectChangedisplaysettings.Checkwhetherthescreenresolutioniscorrectlyset.

4.ClickAdvancedSettings.

5.ClicktheAdaptertab.Ensurethatthecorrectdevicedrivernameisshownintheadapterinformation

window.

Note:Thedevicedrivernamedependsonthevideochipthathasbeeninstalledonyourcomputer.

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Multitech W540 Guide de l'utilisateur Page 150