Acer Extensa 4220 - Manual (Page 18)

Ejecting the optical (CD or DVD) drive tray 35
Using a computer security lock 36
Audio 37
Adjusting the volume 37
Using the system utilities 38
Acer BiopProtect (manufacturing option) 38
Acer GridVista (dual-display compatible) 39
Launch Manager 40
Norton Internet Security 41
NTI Shadow 42
Frequently asked questions 43
Requesting service 46
International Travelers Warranty (ITW) 46
Before you call 46
Battery pack 47
Battery pack characteristics 47
Maximizing the battery's life 47
Installing and removing the battery pack 48
Charging the battery 49
Checking the battery level 49
Optimising battery life 49
Battery-low warning 50
Taking your notebook PC with you 51
Disconnecting from the desktop 51
Moving around 51
Preparing the computer 51
What to bring to meetings 52
Taking the computer home 52
Preparing the computer 52
What to take with you 52
Special considerations 53
Setting up a home office 53
Traveling with the computer 53
Preparing the computer 53
What to take with you 53
Special considerations 54
Traveling internationally with the computer 54
Preparing the computer 54
What to bring with you 54
Special considerations 54
Securing your computer 55
Using a computer security lock 55
Using passwords 55
Entering passwords 56
Setting passwords 56