18 chapter 2 getting to know your computer – HP ProBook 440 G2 Notebook PC User Manual
Page 28

Component
Description
(4)
Speaker mute button
Mutes and restores speaker sound.
(5)
Fingerprint reader (select models only)
Allows a fingerprint logon to Windows, instead of a password
logon.
Component
Description
(1)
Power button
●
When the computer is off, press the button to turn on
the computer.
●
When the computer is on, press the button briefly to
initiate Sleep.
●
When the computer is in the Sleep state, press the
button briefly to exit Sleep.
●
When the computer is in Hibernation, press the button
briefly to exit Hibernation.
CAUTION:
Pressing and holding down the power button
will result in the loss of unsaved information.
If the computer has stopped responding and Windows®
shutdown procedures are ineffective, press and hold the
power button for at least 5 seconds to turn off the computer.
To learn more about your power settings, see your power
options. From the Start screen, type power, select Power
and sleep settings, and then select Power and sleep from
the list of applications.
18 Chapter 2 Getting to know your computer