Personal Computer User Manual

Anoptionthatpreviouslyworkeddoesnotworknow
Symptom:Anoptionthatpreviouslyworkeddoesnotworknow.
Actions:
•Verifythatalloptionhardwareandcableconnectionsaresecure.
•Iftheoptioncomeswithitsowntestinstructions,usethoseinstructionstotesttheoption.
•IfthefailingoptionisaSCSIoption,verifythat:
–ThecablesforallexternalSCSIoptionsareconnectedcorrectly.
–ThelastoptionineachSCSIchain,ortheendoftheSCSIcable,isterminatedcorrectly.
–AllexternalSCSIoptionsareturnedon.ExternalSCSIoptionsmustbeturnedonbeforethecomputer
isturnedon.Formoreinformation,seeyourSCSIdocumentation.
•Verifythattheoptionandanyrequireddevicedriversareinstalledcorrectly.
Iftheseactionsdonotcorrecttheproblem,runthediagnosticprograms(see“Diagnosticprograms”on
page114forinstructions).Ifyouneedtechnicalassistance,seeChapter11“Gettinginformation,help,and
service”onpage117.
Performanceandlockupproblems
Poorperformanceandlockupproblemscanbearesultofanyofthefollowing:
•“Insufcientfreeharddiskdrivespace”onpage110
•“Excessivenumberoffragmentedles”onpage111
•“Insufcientmemory”onpage112
Makeaselectionfromtheabovelisttondoutmoreaboutthecorrectiveactionsyoucantake.
Insufcientfreeharddiskdrivespace
Symptom:Insufcientfreeharddiskdrivespace
TheWindowsoperatingsystemwillslowdownandmightproduceerrorsiftheharddiskdrivegetstoofull.
TochecktheamountoffreespaceontheWindowsVistaoperatingsystemandtheWindows7operating
system,dothefollowing:
1.ClickStart➙Computer.
2.Right-clickyourCdriveentryandthenclickProperties.Theamountoffreediskspaceisdisplayed.
Actionstofreeupdiskspace:
•OntheWindowsVistaoperatingsystem,dooneorallofthefollowing:
–
1.ClickStart➙Computer.
2.Right-clickyourCdriveentryandthenclickProperties.
3.ClickDiskCleanup.
4.ChooseMyFilesorFilesfromallusersonthiscomputer.
5.Alistofunnecessarylecategoriesisdisplayed.Selecteachlecategoryyouwanttodelete,and
thenclickOK.
6.ClickDeleteFiles.
110ThinkCentreUserGuide