2–4 Maintenance and Service Guide
External component identification
Keys
Item Component Description
1esc key Displays system information about your computer when pressed in
combination with the fn key.
2fn key Executes frequently used system functions when pressed in
combination with a function key or the esc key.
3Windows logo key Displays the Windows Start menu.
4Windows applications key Displays a shortcut menu for items beneath the pointer.
5Integrated numeric keypad Can be used like the keys on an external numeric keypad.
6Volum e key s
Adjust system volume when pressed in combination with the
fn
key.
7Function keys Execute frequently used system functions when pressed in
combination with the fn key.