7 Security .......................................................................................................................................................... 52
Protecting the computer ..................................................................................................................... 52
Using passwords ................................................................................................................................ 52
Using antivirus software ..................................................................................................................... 55
Using firewall software ....................................................................................................................... 55
8 Maintenance .................................................................................................................................................. 58
Cleaning your computer ..................................................................................................................... 58
viii
Inserting an optical disc ..................................................................................................... 48
Tray load ........................................................................................................... 48
Slot load ............................................................................................................ 48
Removing an optical disc ................................................................................................... 49
Tray load ........................................................................................................... 49
Slot load ............................................................................................................ 50
Sharing optical drives ........................................................................................................ 51
Cleaning the display .......................................................................................................... 58