Lenovo ThinkCentre E73z - Chapter 7. Using the Setup Utility Program; Starting the Setup Utility Program; Viewing and Changing Settings; Using Passwords

ToopentheEnhancedPerformanceCustomizationKeyboardprogram,dooneofthefollowing:
–OntheWindows7operatingsystem,dothefollowing:
1.ClickStart➙ControlPanel.
2.ClickHardwareandSound.
3.ClickDevicesandPrinters.
4.Double-clickUSBEnhancedPerformanceKeyboard.TheUSBEnhancedPerformance
KeyboardCustomizationprogramstarts.
–OntheWindows8orWindows8.1operatingsystem,dothefollowing:
1.OpenControlPanel.
2.ClickHardwareandSound.
3.ClickDevicesandPrinters.
4.Double-clickUSBEnhancedPerformanceKeyboard.TheUSBEnhancedPerformance
KeyboardCustomizationprogramstarts.
Iftheseactionsdonotcorrecttheproblem,havethecomputerandkeyboardserviced.See“Lenovo
SupportWebsite”onpage31fordetails.
Themouseorpointingdevicedoesnotwork
Symptom:Themouseorpointingdevicedoesnotwork.
Actions:
•Verifythatthemouseorpointing-devicecableissecurelyattachedtothecorrectconnectoronthe
computer.Dependingonthetypeofmouseyouhave,themousecablewillconnecttoeitherthe
mouse,serial,orUSBconnector.SomekeyboardshaveintegratedUSBconnectorsthatcanbeused
foraUSBmouseorpointingdevice.
•Verifythatthedevicedriversforthemouseorpointingdeviceareinstalledcorrectly.
•IfyouareusingaUSBkeyboardormouse,verifythattheUSBconnectorsareenabledintheBIOS
settings.See“Enablingordisablingadevice”onpage57
.
Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,see“LenovoSupportWebsite”onpage31.
Opticalmouse
Thissectionprovidesinstructionsonhowtocleananopticalmouse.
Anopticalmouseusesalight-emittingdiode(LED)andanopticalsensortonavigatethepointer.Ifthe
pointeronthescreendoesnotmovesmoothlywiththeopticalmouse,youmightneedtocleanthemouse.
Tocleananopticalmouse,dothefollowing:
1.Turnoffyourcomputer.
2.Disconnectthemousecablefromthecomputer.
3.Turnthemouseupsidedowntocheckthelens.
a.Ifthereisasmudgeonthelens,gentlycleantheareawithaplaincotton-tippedswab.
b.Ifthereisdebrisinthelens,gentlyblowthedebrisawayfromthearea.
4.Checkthesurfaceonwhichyouareusingthemouse.Ifyouhaveaveryintricatepictureorpattern
beneaththemouse,itmaybedifcultforthedigitalsignalprocessor(DSP)todeterminechanges
inthemouseposition.
Chapter5.Troubleshootinganddiagnostics43