Inserting an optical disc ..................................................................................................... 50
Removing an optical disc ................................................................................................... 51
Sharing optical drives ........................................................................................................ 54
7 Security .......................................................................................................................................................... 55
Protecting the computer ..................................................................................................................... 55
Using passwords ................................................................................................................................ 56
Using antivirus software ..................................................................................................................... 63
Using firewall software ....................................................................................................................... 64
8 Maintenance .................................................................................................................................................. 69
Cleaning your computer ..................................................................................................................... 70
Cleaning products .............................................................................................................. 70
viii
Tray load ........................................................................................................... 50
Slot load ............................................................................................................ 51
Tray load ........................................................................................................... 51
Slot load ............................................................................................................ 53