Personal Computer User's Guide

UsingSystemUpdate
TheSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-date.Updatepackages
arestoredonLenovoserversandcanbedownloadedfromtheLenovoSupportWebsite.Updatepackages
cancontainapplications,devicedrivers,BIOSashes,orsoftwareupdates.WhentheSystemUpdate
programconnectstotheLenovoSupportWebsite,theSystemUpdateprogramautomaticallyrecognizes
themachinetypeandmodelofyourcomputer,theinstalledoperatingsystem,andthelanguageofthe
operatingsystemtodeterminewhatupdatesareavailableforyourcomputer.TheSystemUpdateprogram
thendisplaysalistofupdatepackagesandcategorizeseachupdateascritical,recommended,and
optionaltohelpyouunderstandtheimportance.Youhavecompletecontrolofwhichupdatestodownload
andinstall.Afteryouselecttheupdatepackagesyouwant,theSystemUpdateprogramautomatically
downloadsandinstallstheupdateswithoutanyfurtherinterventionfromyou.
TheSystemUpdateprogramispreinstalledonmostLenovocomputersandisreadytorun.Theonly
prerequisiteisanactiveInternetconnection.Youcanstarttheprogrammanually,oryoucanusethe
schedulefeaturetoenabletheprogramtosearchforupdatesautomaticallyatspeciedintervals.Youalso
canpredenescheduledupdatestosearchbyseverity(criticalupdates,criticalandrecommendedupdates,
orallupdates)sothelistyouchoosefromcontainsonlythoseupdatetypesthatareofinteresttoyou.
ToopentheSystemUpdateprogram,see“AccessingLenovoprogramsontheWindows7operatingsystem”
onpage5
or“AccessingLenovoprogramsontheWindows8operatingsystem”onpage6.
IftheSystemUpdateprogramisnotcurrentlyinstalledonyourcomputer,youcandownloaditfromthe
LenovoSupportWebsiteathttp://www.lenovo.com/support.
Cleaningandmaintenance
Withappropriatecareandmaintenanceyourcomputerwillserveyoureliably.Thefollowingtopicsoffer
informationtohelpyoukeepyourcomputerintopworkingorder.
•“Basics”onpage86
•“Cleaningyourcomputer”onpage87
–“Computer”onpage87
–“Keyboard”onpage87
–“Opticalmouse”onpage87
–“Displayscreen”onpage87
•“Goodmaintenancepractices”onpage88
Basics
Herearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:
•Keepyourcomputerinaclean,dryenvironment.Makesureitrestsonaat,steadysurface.
•Donotplaceitemsontopofthemonitororcoveranyoftheventsinthemonitororcomputer.These
ventsprovideairowtokeepyourcomputerfromoverheating.
•Keepfoodanddrinksawayfromallpartsofyourcomputer.Foodparticlesandspillsmightmakethe
keyboardandmousestickandunusable.
•Donotgetthepowerswitchesorothercontrolswet.Moisturecandamagethesepartsandcausean
electricalhazard.
•Alwaysdisconnectapowercordbygraspingtheplug,butnotthecord.
86ThinkCentreUserGuide