HP ProBook 440 G2 Notebook PC - Manual (Page 31)

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, the num lk key, or the esc
key.
(3) Windows key Displays the Windows Start menu.
(4) Function keys Execute frequently used system functions when pressed in
combination with the fn key.
(5) num lk key Alternates between the navigational and numeric functions
on the integrated numeric keypad.
(6) Integrated numeric keypad When num lk has been enabled, it can be used like an
external numeric keypad.
Top 21