HP ProBook 4340s Notebook-PC - Manual (Page 21)

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, the esc
key, or other keys. For more information, see Pointing
devices and keyboard on page 28 .
(3) Windows logo key Displays the Windows Start screen.
(4) Function keys Execute frequently used system functions when pressed in
combination with the
fn key. For more information, see
Pointing devices and keyboard on page 28 .
(5) Windows applications key Displays the App bar.
(6) num lk key Alternates between the navigational and numeric functions
on the integrated numeric keypad.
(7) Integrated numeric keypad When num lk has been enabled, it can be used like an
external numeric keypad.
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