HP Pavilion dm4-3013cl Entertainment Notebook PC - Manual (Page 18)

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 the
b key or the esc key.
(3) Windows logo key Displays the Windows Start menu.
(4) b key Enables or disables the Beats Audio bass settings (select
models only) when pressed in combination with the
fn key.
Beats Audio is an enhanced audio profile that provides a
deep, controlled bass while maintaining a clear sound.
Beats Audio is enabled by default.
You can view and control the bass settings through the
Windows operating system. To view and control the bass
properties:
Select Start > Control Panel > Hardware and Sound >
Beats Audio Control Panel.
(5) Windows applications key Displays a shortcut menu for items beneath the pointer.
(6) Action keys Execute frequently used system functions.
8 Chapter 2 Getting to know your computer