Acer Extensa 4220 User Manual page 36

16
# Item Description
3 Display screen Also called Liquid-Crystal Display (LCD), displays
computer output.
4 Status Light-Emitting Diodes (LEDs) that light up to show the
indicators status of the computer's functions and components.
5 Keyboard For entering data into your computer.
6 Palmrest Comfortable support area for your hands when you use
the computer.
7 Touchpad Touch-sensitive pointing device which functions like a
computer mouse.
8 Click buttons The left and right buttons function like the left and
(left, center* right mouse buttons.
and right)
*The center button serves as Acer BioProtect fingerprint
reader supporting Acer FingerNav 4-way control
function (manufacturing option) or a 4-way scroll
button (manufacturing option) .
9 Status Light-Emitting Diodes (LEDs) that light up to show the
indicators status of the computer's functions and components.
10 Easy-launch Buttons for launching frequently used programs. See
buttons "Easy-launch buttons" on page 26 for more details.
11 Power button Turns the computer on and off.
12 Productivity Three productivity keys give users one-touch access to
keys protection and manageability features for a more
secure, smarter and easier way to work. See
"Productivity keys" on page 27 for more details.
13 Empowering Launch Acer Empowering Technology
key