UsingSystemUpdate
TheSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-date.Updatepackages
arestoredonLenovoserversandcanbedownloadedfromtheLenovoSupportWebsite.Updatepackages
cancontainapplications,devicedrivers,BIOSflashes,orsoftwareupdates.WhentheSystemUpdate
programconnectstotheLenovoSupportWebsite,theSystemUpdateprogramautomaticallyrecognizes
themachinetypeandmodelofyourcomputer,theinstalledoperatingsystem,andthelanguageofthe
operatingsystemtodeterminewhatupdatesareavailableforyourcomputer.TheSystemUpdateprogram
thendisplaysalistofupdatepackagesandcategorizeseachupdateascritical,recommended,and
optionaltohelpyouunderstandtheimportance.Youhavecompletecontrolofwhichupdatestodownload
andinstall.Afteryouselecttheupdatepackagesyouwant,theSystemUpdateprogramautomatically
downloadsandinstallstheupdateswithoutanyfurtherinterventionfromyou.
TheSystemUpdateprogramispreinstalledonmostLenovocomputersandisreadytorun.Theonly
prerequisiteisanactiveInternetconnection.Youcanstarttheprogrammanually,oryoucanusethe
schedulefeaturetoenabletheprogramtosearchforupdatesautomaticallyatspecifiedintervals.Youalso
canpredefinescheduledupdatestosearchbyseverity(criticalupdates,criticalandrecommendedupdates,
orallupdates)sothelistyouchoosefromcontainsonlythoseupdatetypesthatareofinteresttoyou.
ToopentheSystemUpdateprogram,see“AccessingLenovoprogramsontheWindows7operatingsystem”
onpage5
or“AccessingLenovoprogramsontheWindows8orWindows8.1operatingsystem”onpage6.
IftheSystemUpdateprogramisnotcurrentlyinstalledonyourcomputer,youcandownloaditfromthe
LenovoSupportWebsiteathttp://www.lenovo.com/support.
Cleaningandmaintenance
Withappropriatecareandmaintenanceyourcomputerwillserveyoureliably.Thefollowingtopicsoffer
informationtohelpyoukeepyourcomputerintopworkingorder.
•“Basics”onpage58
•“Cleaningyourcomputer”onpage59
–“Computer”onpage59
–“Keyboard”onpage59
–“Opticalmouse”onpage59
–“Displayscreen”onpage59
•“Goodmaintenancepractices”onpage60
Basics
Herearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:
•Keepyourcomputerinaclean,dryenvironment.Makesureitrestsonaflat,steadysurface.
•Donotplaceitemsontopofthemonitororcoveranyoftheventsinthemonitororcomputer.These
ventsprovideairflowtokeepyourcomputerfromoverheating.
•Keepfoodanddrinksawayfromallpartsofyourcomputer.Foodparticlesandspillsmightmakethe
keyboardandmousestickandunusable.
•Donotgetthepowerswitchesorothercontrolswet.Moisturecandamagethesepartsandcausean
electricalhazard.
•Alwaysdisconnectapowercordbygraspingtheplug,butnotthecord.
58ThinkCentreM73zUserGuide
Comments to this Manuals