HP HP EliteBook 1040 G1, Maintenance And Service Manual, Page: 16 / 124

Buttons and fingerprint reader
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.
If the computer has stopped responding and the previous
shutdown procedures are ineffective, press and hold the power
volume mute button for at least 5 seconds to perform a
hardware reset turning off the computer.
To learn more about your power settings in Windows 8, 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.
To learn more about your power settings in Windows 7: Select
Start > Control Panel > System and Security > Power Options .
To learn more about your power settings in Linux: Select
Computer > Control Center . In the left pane, click System , and
then click Power Management in the right pane.
8 Chapter 2 External component identification