HP ProBook 470 G3 Notebook PC - Maintenance & Service Guide
Component Description
(4) Volume mute button Mutes and restores speaker sound.
(5) Fingerprint reader (select products
only)
Allows a ngerprint logon to Windows, instead of a password logon.
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 lock 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) num lock key Turns the integrated numeric keypad on and o.
(6) Integrated numeric keypad A separate keypad to the right of the alphabet keyboard that
enables you to add, subtract, and perform other numeric tasks.
When num lock is on, the integrated keypad can be used like an
external numeric keypad.
10 Chapter 2 External component identication