HP ProBook 450 G0 Notebook PC - Manual (Page 18)

Keys
NOTE: Refer to the illustration that most closely matches your computer.
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 button Returns you to the Start screen from an open app or the
Windows desktop.
NOTE: Pressing the Windows button again will return you
to the previous screen.
(4) Function keys Execute frequently used system functions when pressed in
combination with the
fn key.
(5) Embedded numeric keypad When the keypad is turned on, it can be used like an
external numeric keypad.
Each key on the keypad performs the function indicated by
the icon in the upper-right corner of the key.
(6) Windows applications key Displays options for a selected object.
(7) num lk key Turns the embedded numeric keypad on and off when
pressed in combination with the
fn key.
Alternates between the navigational and numeric functions
on the integrated numeric keypad.
8 Chapter 2 Getting to know your computer