HP EliteBook 820 G2 Notebook PC and HP EliteBook 720 G2 Notebook PC - Maintenance and Service Guide
Component Description
(3) Wireless button Turns the wireless feature on or o but does not establish a wireless connection.
(4) Volume mute button Mutes and restores speaker sound.
(5) Fingerprint reader (select
models only)
Allows a ngerprint logon to Windows, instead of a password logon.
Keys
NOTE: Your computer may look slightly dierent from the illustration in this section.
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 or the esc key.
(3) Windows key Windows 7: Displays the Windows Start menu.
Windows 8.1: Returns you to the Start screen from an open app or the Windows
desktop.
NOTE: Pressing the Windows key again will return you to the previous screen.
Windows 10: Opens the Windows Start menu.
NOTE: Pressing the Windows key again will close the Start menu.
(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.
16 Chapter 2 External component identication