Lenovo ThinkPad Edge E145 - Keyboard and Pointing Device Problems; Display and Multimedia Device Problems

Problemswiththekeyboardandotherpointingdevices
Thefollowingarethemostcommonproblemswithkeyboardsandotherpointingdevices.
UltraNavpointingdeviceproblems
•Problem:Thepointerdriftswhenthecomputeristurnedonorafteritresumesnormaloperation.
Solution:ThepointermightdriftwhenyouarenotusingtheTrackPointpointingdeviceduringnormal
operation.ThisisanormalcharacteristicoftheTrackPointpointingdeviceandisnotadefect.Pointer
driftingmightoccurforseveralsecondsunderthefollowingconditions:
–Whenthecomputeristurnedon
–Whenthecomputerresumesnormaloperation
–WhentheTrackPointpointingdeviceiskeptpressedforalongtime
–Whenthetemperaturechanges
•Problem:TheTrackPointpointingdeviceortouchpaddoesnotwork.
Solution:MakesurethattheTrackPointpointingdeviceortouchpadisenabledintheUltraNavDevice
Settingwindow.
Note:ToopentheUltraNavDeviceSettingwindow,gotoControlPanelandclickHardwareandSound
➙Mouse,andthenclicktheUltraNavtab.
Keyboardproblems
•Problem:Allorsomekeysonthekeyboarddonotwork.
Solution:Ifanexternalnumerickeypadisconnected:
1.Turnoffthecomputer.
2.Removetheexternalnumerickeypad.
3.Turnonthecomputerandtryusingthekeyboardagain.
Ifthekeyboardproblemisresolved,carefullyreconnecttheexternalnumerickeypadandtheexternal
keyboard.Makesurethatyouhaveseatedtheconnectorscorrectly.
Iftheproblempersists,makesurethatthecorrectdevicedriverisinstalled.
1.GotoControlPanel.ChangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.
2.ClickKeyboard.
3.SelecttheHardwaretab.IntheDevicePropertiespane,makesurethatyouseethismessage:
DeviceStatus:Thisdeviceisworkingproperly.
Ifkeysonthekeyboardstilldonotwork,havethecomputerserviced.
•Problem:Allorsomekeysontheexternalnumerickeypaddonotwork.
Solution:Makesurethattheexternalnumerickeypadiscorrectlyconnectedtothecomputer.
Problemswiththedisplayandmultimediadevices
Thistopicincludesthemostcommonproblemswithdisplaysandmultimediadevices,includingthe
computerdisplay,theexternalmonitor,andtheaudiodevices.
Computerscreenproblems
•Problem:Thescreenisblank.
Solution:Dothefollowing:
–PressF6tobringuptheimage.
108UserGuide