HP Notebook PC (AMD) HP 255 G4 Notebook PC - Maintenance and Service Guide
Buttons
Component Description
(1) Power button
●
When the computer is o, press the button to turn on the
computer.
●
When the computer is on, press the button briey to
initiate Sleep.
●
When the computer is in the Sleep state, press the button
briey to exit Sleep.
●
When the computer is in Hibernation, press the button
briey 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 ineective, press and hold the power button
down for at least 5 seconds to turn o the computer.
To learn more about your power settings, see your power
options:
Windows 7:
Select Start > Control Panel > System and Security > Power
Options.
Windows 8.1::
▲
From the Start screen, type power, select Power and
sleep settings, and then select Power and sleep from the
list of applications.
‒ or –
From the Windows desktop, right-click the Start button,
and then select Power Options.
Windows 10:
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