Lenovo ThinkCentre Edge 91 - USB Problems; Diagnostic Programs

program.Helpsystemsaretypicallyaccessiblefromamenuorbuttonintheprogram,andfrequently
fromtheF1key.
•IfyouarehavingdifcultywiththeWindowsoperatingsystemoroneofitscomponents,refertothe
Windowshelpsystem.ItisaccessiblefromtheWindowsStartmenu.
•Todetermineifproblemsarecausedbynewlyinstalledsoftware,verifythat:
–Yourcomputerhastheminimummemoryrequirementsneededtousethesoftware.Seethe
informationsuppliedwiththesoftwaretoverifymemoryrequirements.(Ifyoujustinstalledanadapter
ormemory,youmighthaveamemory-addressconict.)
–Thesoftwareisdesignedtooperateonyourcomputer.
–Othersoftwareworksonyourcomputer.
–Thesoftwareyouareusingworkscorrectlyonanothercomputer.
•Ifyoureceivedanyerrormessageswhileusingthesoftwareprogram,seetheprinteddocumentation
suppliedwiththesoftwareorthehelpsystemforthatsoftwareforadescriptionofthemessagesand
solutionstotheproblem.
•Checkwithyoursoftwaremanufacturertoseeifanyupdatesareavailable.Manysoftwaremanufacturers
makeupdatesavailablefromtheWorldWideWeb.
•Ifthesoftwareprogramusedtoworkcorrectly,butdoesnotworkcorrectlynow,clickStart➙Control
Panel➙SystemandSecurity➙System➙SystemProtection➙SystemRestore.
•Ifyouareunabletoresolvetheproblemthroughothermethods,uninstallthesoftwareprogramand
reinstallit.
Iftheseactionsdonotcorrecttheproblem,youmightneedtechnicalassistance.Contactyoursoftware
manufacturerorseeChapter11“Gettinginformation,help,andservice”onpage99
fordetails.
USBproblems
Symptom:TheUSBconnectorscannotbeaccessed.
Actions:
•MakesuretheUSBcableissecurelyconnectedtotheUSBconnectorandtotheUSBdevice.IftheUSB
devicehasitsownpowercord,makesureitisattachedtoaproperlygroundedelectricaloutlet.
•IftheUSBdevicehasitsownOn/Offswitch,makesureitisintheOnposition.
•IftheUSBdevicehasanOnlineswitch,makesureitisintheOnlineposition.
•IftheUSBdeviceisaprinter,makesurepaperisloadedcorrectly.
•MakesureanydevicedriversorothersoftwaresuppliedwiththeUSBdeviceiscorrectlyinstalled.
RefertothedocumentationfortheUSBdevice.
•ResetthedevicebydetachingandreattachingtheUSBconnector.
Iftheseactionsdonotcorrecttheproblem,runthediagnosticprogramstotesttheUSBconnector(see
“Diagnosticprograms”onpage95
forinstructions).IftheUSBdevicecamewithitsowndiagnostics,run
thosediagnosticsagainsttheUSBdevice.Ifyouneedtechnicalassistance,seeChapter11“Getting
information,help,andservice”onpage99
.
Diagnosticprograms
Diagnosticprogramsareusedtotesthardwarecomponentsofyourcomputer.Diagnosticprogramscan
alsoreportoperating-system-controlledsettingsthatinterferewiththecorrectoperationofyourcomputer.
Youcanusethepreinstalleddiagnosticprogramtodiagnosecomputerproblems,ifyourcomputeris
runningtheWindowsoperatingsystem.
Chapter10.Troubleshootinganddiagnostics95