Actions:
•Verifythatalloptionhardwareandcableconnectionsar esecure.
•Iftheoptioncomeswithitsowntestinstructions,usethoseinstructionstotesttheoption.
•IfthefailingoptionisaSCSIoption,verifythat:
–ThecablesforallexternalSCSIoptionsar econnectedcorrectly.
–ThelastoptionineachSCSIchain,ortheendoftheSCSIcable,isterminatedcorrectly.
–AllexternalSCSIoptionsareturnedon.ExternalSCSIoptionsmustbeturnedonbeforethecomputer
isturnedon.F ormoreinformation,seeyourSCSIdocumentation.
•Verifythattheoptionandanyrequireddevicedriversar einstalledcorrectly.
Iftheseactionsdonotcorrecttheproblem,runthediagnosticprograms(see“Diagnosticpr ograms”on
page67forinstructions).Ifyouneedtechnicalassistance,seeChapter11“Gettinginformation,help,
andservice”onpage69.
Performanceandlockupproblems
Poorperformanceandlockupproblemscanbearesultofanyofthefollowing:
•“Insufcientfreeharddiskdrivespace”onpage64
•“Excessivenumberoffragmentedles”onpage65
Makeaselectionfromtheabovelisttondoutmoreaboutthecorrectiveactionsyoucantake.

Insufcientfreeharddiskdrivespace

Symptom:Insufcientfreehar ddiskdrivespace
TheWindowsoperatingsystemwillslowdownandmightproduceerrorsiftheharddiskdrivegetstoofull.
TochecktheamountoffreespaceontheWindows7operatingsystem,dothefollowing:
1.ClickStart➙Computer.
2.Right-clickyourCdriveentryandthenclickProperties.Theamountoffreediskspaceisdisplayed.
Actionstofreeupdiskspace:
•OntheWindows7operatingsystem,dooneorallofthefollowing:
–
1.ClickStart➙Computer.
2.Right-clickyourCdriveentryandthenclickProperties.
3.ClickDiskCleanup.
4.Alistofunnecessarylecategoriesisdisplayed.Selecteachlecategoryyouwanttodelete,and
thenclickOK.
–
1.ClickStart➙ControlP anel.
2.ClickPrograms.
3.ClickTurnWindowsfeaturesonoroff.
4.AlistofoptionalWindowscomponentsisdisplayed.Followtheinstructionsonthescreen.
–
1.ClickStart➙Computer.
64ThinkCentreUserGuide