Lenovo ThinkCentre E73z - Using and Understanding Firewalls; Protecting Data Against Viruses

2.IntheSoundsection,clickAdjustsystemvolume.
3.Movetheslidersupordowntoraiseorlowerthevolumeofyourcomputer.
UsingCDsandDVDs
YourcomputermighthaveaDVDROMdriveorrecordableDVDdriveinstalled.DVDdrivesuse
industry-standard,12cm(4.75-inch)CDmediaorDVDmedia.IfyourcomputercomeswithaDVDdrive,
thedrivecanreadDVD-ROMdiscs,DVD-Rdiscs,DVD-RAMdiscs,DVD-RWdiscs,andalltypesofCDs,
suchasCD-ROMdiscs,CD-RWdiscs,CD-Rdiscs,andaudioCDs.IfyouhavearecordableDVDdrive,
itcanalsorecordonDVD-Rdiscs,DVD-RWdiscs,typeIIDVD-RAMdiscs,CD-RWstandardandhigh
speeddiscs,andCD-Rdiscs.
FollowtheseguidelineswhenusingtheDVDdrive:
•Donotplacethecomputerinalocationwherethedriveisexposedtothefollowing:
–Hightemperature
–Highhumidity
–Excessivedust
–Excessivevibrationorsuddenshock
–Aninclinedsurface
–Directsunlight
•DonotinsertanyobjectotherthanaCDorDVDintothedrive.
•Beforemovingthecomputer,removetheCDorDVDfromthedrive.
HandlingandstoringCDandDVDmedia
CDandDVDmediaaredurableandreliable,buttheydorequiresomecareandspecialhandling.When
handlingandstoringaCDorDVD,followtheseguidelines:
•Holdthediscbyitsedges.Donottouchthesurfaceofthesidethatisnotlabeled.
•Toremovedustorfingerprints,wipethediscwithaclean,softclothfromthecentertotheoutside.Wiping
thediscinacirculardirectionmightcauselossofdata.
•Donotwriteorstickpaperonthedisc.
•Donotscratchormarkthedisc.
•Donotplaceorstorethediscindirectsunlight.
•Donotusebenzene,thinners,orothercleanerstocleanthedisc.
•Donotdroporbendthedisc.
•Donotinsertdamageddiscsintothedrive.Warped,scratched,ordirtydiscscandamagethedrive.
PlayingaCDorDVD
IfyourcomputercomeswithaDVDdrive,youcanlistentoaudioCDsorwatchDVDmovies.Toplaya
CDorDVD,dothefollowing:
1.PresstheEject/LoadbuttonontheDVDdrivetoopenthetray.
2.Withthetrayfullyextended,inserttheCDorDVDintothetray.SomeDVDdriveshaveasnaphubinthe
centerofthetray.Ifyourdrivehasasnaphub,supportthetraywithonehandandthenpushonthe
centeroftheCDorDVDuntilitsnapsintoplace.
3.PresstheEject/Loadbuttonagainorgentlypushthetrayforwardtoclosethetray.TheCDorDVD
playerprogramstartsautomatically.Foradditionalinformation,refertotheCDorDVDplayerprogram
helpsystem.
Chapter2.Usingyourcomputer19