•Donotuseammablecleaningmaterials.
•Donottouchthescreenwithsharporabrasiveitems.Thistypeofcontactmightcausepermanent
damagetothescreen.
•Donotuseanycleanerthatcontainsananti-staticsolutionorsimilaradditives.
Cleaningaliquidcrystaldisplay(LCD)surface
TocleananLCDsurface,dothefollowing:
1.Gentlywipethedisplaysurfacewithadry,softlint-freecloth.
2.Ifyouseeanystain,grease,orngermarks,wipethedisplaysurfacewithalightlydampclothand
alittlemilddetergent.
3.Wringoutasmuchoftheliquidasyoucan.
4.Wipethedisplaysurfaceagain.Donotletanyliquiddripintothecomputer.
5.Beforeusingthedisplay,ensurethatthedisplayscreenisdry.
Cleaningaglass-screensurface
Tocleanaglass-screensurface,dothefollowing:
1.Wipethescreensurfacegentlywithadry,softlint-freecloth,orblowonthescreentoremovegritand
otherlooseparticles.
2.Moistenasoftclothwithanonabrasiveliquidglasscleaner.
3.Wringoutasmuchoftheliquidasyoucan.
4.Wipethescreensurfaceagain.Donotletanyliquiddripintothecomputer.
5.Beforeusingthedisplay,ensurethatthedisplayscreenisdry.
Goodmaintenancepractices
Byperformingafewgoodmaintenancepractices,youcanmaintaingoodcomputerperformance,protect
yourdata,andbepreparedincaseofacomputerfailure.
•Emptyyourrecyclebinonaregularbasis.
•RuntheWindowsDiskDefragmenterprogramoccasionallytopreventperformanceproblemscausedby
anexcessivenumberoffragmentedles.
•CleanoutyourInbox,SentItems,andDeletedItemsfoldersinyoure-mailapplicationonaregularbasis.
•Makebackupcopiesofcriticaldataonremovablemediamemoryatregularintervalsandstorethe
removablemediainasafelocation.Thefrequencyofmakingbackupcopiesdependsonhowcriticalthe
dataistoyouoryourbusiness.Lenovomakesanumberofremovable-mediastoragedevicesavailable
asoptions,suchasCD-RWdrivesandrecordableDVDdrives.
•Backupyourentireharddiskdriveonaregularbasis.
•Keepyourcomputersoftwareup-to-date.See“Keepingyourcomputercurrent”onpage91
formore
information.
•Keepalogbook.Entriesmightincludemajorsoftwareorhardwarechanges,device-driverupdates,
intermittentproblemsandwhatyoudidtoresolvethem,andanyminorissuesyoumighthave
experienced.AlogbookcanhelpyouoraLenovotechniciandetermineifaproblemisrelatedtochange
inhardware,changeinsoftware,orsomeotheractionthatmighthavetakenplace.
•CreateProductRecoverydiscs.See“Creatingandusingrecoverymedia”onpage75
formoreinformation
aboutusingProductRecoverydiscstorestoretheharddiskdrivetothefactorydefaultsettings.
•Createrescuemedia.See“Creatingandusingarescuemedium”onpage78
formoreinformationabout
usingaRescuemediumsuchasaCDorDVDtorecoverfromfailuresthatpreventyoufromgaining
accesstotheWindowsenvironmentortheRescueandRecoveryworkspaceonyourharddiskdrive.
94ThinkCentreUserGuide