ThinkPad S540 - Problems with the Display and Multimedia Devices

Solution:ThepointermightdriftwhenyouarenotusingtheTrackPointpointingdeviceduringnormal
operation.ThisisanormalcharacteristicoftheTrackPointpointingdeviceandisnotadefect.Pointer
driftingmightoccurforseveralsecondsunderthefollowingconditions:
–Whenthecomputeristurnedon
–Whenthecomputerresumesnormaloperation
–WhentheTrackPointpointingdeviceiskeptpressedforalongtime
–Whenthetemperaturechanges
•Problem:TheTrackPointpointingdeviceorThinkPadtrackpaddoesnotwork.
Solution:EnsurethattheTrackPointpointingdeviceorThinkPadtrackpadisenabledintheThinkPad
pointingdevicesettingwindow.
Keyboardproblems
•Problem:Allorsomekeysonthekeyboarddonotwork.
Solution:Ifanexternalnumerickeypadisconnected:
1.Turnoffthecomputer.
2.Removetheexternalnumerickeypad.
3.Turnonthecomputerandtryusingthekeyboardagain.
Ifthekeyboardproblemisresolved,carefullyreconnecttheexternalnumerickeypadandtheexternal
keyboard.Ensurethatyouhaveseatedtheconnectorscorrectly.
Iftheproblempersists,ensurethatthecorrectdevicedriverisinstalledbydoingthefollowing:
1.OpenControlPanel.ChangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.
2.ClickKeyboard.
3.SelecttheHardwaretab.IntheDevicePropertiespane,ensurethatyouseethismessage:Device
Status:Thisdeviceisworkingproperly.
Ifkeysonthekeyboardstilldonotwork,havethecomputerserviced.
•Problem:Allorsomekeysontheexternalnumerickeypaddonotwork.
Solution:Ensurethattheexternalnumerickeypadiscorrectlyconnectedtothecomputer.
Problemswiththedisplayandmultimediadevices
Thistopicincludesthemostcommonproblemswithdisplaysandmultimediadevices,includingthe
computerdisplay,theexternalmonitor,andaudiodevices.
Computerscreenproblems
•Problem:Thescreenisblank.
Solution:Dothefollowing:
–PressF7tobringuptheimage.
–Ifyouareusingtheacpoweradapter,orusingthebatteryandthebatterygaugeshowsthatthebattery
isnotdepleted,pressF6tomakethescreenbrighter.
–Ifyourcomputerisinsleepmode,pressFntoresumefromthesleepmode.
–Iftheproblempersists,followthesolutionforthefollowingproblem.
•Problem:Thescreenisunreadableordistorted.
Solution:Ensurethat:
112UserGuide