HP Mini 2102 - Manual (Page 12)

Keys
Component Description
(1) Action keys Execute frequently used system functions.
(2) fn key Executes frequently used system functions when
pressed in combination with an action key or the
esc key.
NOTE: The fn+esc key combination displays
system information, including the product name
and serial number, saving you from removing the
battery to see the serial number information.
Front components
Component Description
(1) Speakers (2) Produce sound.
4 Chapter 2 Knowing the parts