HP ProBook 5220m Notebook PC - Manual (Page 17)

Component Description
(2) fn key Executes frequently used system functions when pressed in
combination with a function key or the
esc key.
(3) Windows logo key Displays the Windows Start menu.
NOTE: This feature does not exist if you are using the Linux
operating system.
(4) Windows applications key Displays a shortcut menu for items beneath the pointer.
NOTE: This feature does not exist if you are using the Linux
operating system.
(5) Embedded numeric keypad keys When the keypad has been enabled, it can be used like the keys
on an external numeric keypad.
(6) Function keys Execute frequently used system functions when pressed in
combination with the
fn key.
Front components
Component Description
(1) Drive light ● White: The hard drive is being accessed.
● Amber: HP 3D DriveGuard has temporarily parked the hard
drive.
(2) Speakers (2) Produce sound.
(3) Vent Enables airflow to cool internal components.
NOTE: The computer fan starts up automatically to cool internal
components and prevent overheating. It is normal for the internal
fan to cycle on and off during routine operation.
Identifying hardware 5