HP 512424-001 - Manual (Page 15)

External component identification
Maintenance and Service Guide 2–3
Keys
Item Component Description
(1) esc key Displays system information when pressed in combination with the fn key.
(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.
(4) Spacebar Turns the keyboard lights on and off when pressed in combination with the fn
key (select models only).
(5) Windows applications key Displays a shortcut menu for items beneath the pointer.
(6) Embedded numeric keypad keys Can be used like the keys on an external numeric keypad.
(7) Function keys Execute frequently used system functions when pressed in combination with
the fn key.