Samsung P55 - Manual (Page 40)

9
Turning the Computer On and Off
Turning the computer on
1
Install the battery and connect the AC adapter.
(Refer to the Installation Guide.).
2
Slide the LCD Latch to the right and then lift up the
LCD panel.
3
Press the Power button to turn the computer on.
If the LCD brightness is too dim, press the Fn+
( ) keys and adjust the screen brightness.
p. 
Turning the computer off
1
Click the start button ( ) on the taskbar.
2
Click Turn Off Computer.
3
Click Turn Off.
■ If the computer has not turned off properly due to a
system error, press <Ctrl>+<Alt>+<Delete>. When
[Windows Task Manager] dialog box appears, click
Shut Down > Turn Off to turn off the computer. Your
unsaved work may be lost/damaged.
■ If <Ctrl>+<Alt>+<Delete> keys do not operate either,
press the power button for more than 4 seconds
to turn off the computer. Your unsaved work may
be lost/damaged. The next time you turn on your
computer, a hard disk check will be performed,
before Windows starts.