Identifying hardware 5 – HP ProBook 4321s Notebook-PC User Manual
Page 17
Component
Description
(3)
Power button
●
When the computer is off, press the button to turn on the
computer.
●
When the computer is on, press the button to shut down the
computer.
●
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.
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 and how to change them,
select Start > Control Panel > System and Maintenance >
Power Options.
(4)
Fingerprint reader (select models only)
Allows a fingerprint logon to Windows, instead of a password logon.
Identifying hardware
5