HP PROBOOK 4520S, Maintenance And Service Manual

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Keys
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 logo key Displays the Windows Start menu.
(4) Windows applications key Displays a shortcut menu for items beneath the pointer.
(5) Integrated numeric keypad keys 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.
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