Dell Vostro 14-5459 Manuel du propriétaire - Page 6
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Before working inside your computer
To avoid damaging your computer, perform the following steps before you begin working inside the
computer.
1.
Ensure that you follow the
2.
Ensure that your work surface is flat and clean to prevent the computer cover from being scratched.
3.
Turn off your computer, see
CAUTION: To disconnect a network cable, first unplug the cable from your computer and
then unplug the cable from the network device.
4.
Disconnect all the network cables from the computer.
5.
Disconnect your computer and all attached devices from the electrical outlets.
6.
Press and hold the power button while the computer is unplugged to ground the system board.
7.
Remove the cover.
CAUTION: Before touching anything inside your computer, ground yourself by touching an
unpainted metal surface, such as the metal at the back of the computer. While you work,
periodically touch an unpainted metal surface to dissipate static electricity, which could
harm internal components.
Turning off your computer
CAUTION: To avoid losing data, save and close all open files and exit all open programs before
you turn off your computer.
1.
Turning off your computer:
•
In Windows 10 (using a touch enabled device or mouse):
1.
Click or tap
2.
Click or tap
•
In Windows 8 (using a touch enabled device):
1.
Swipe in from the right edge of the screen, opening the Charms menu and select Settings.
2.
Tap
and then tap Shut down
•
In Windows 8 (using a mouse):
1.
Point to upper-right corner of the screen and click Settings.
2.
Click
and then click Shut down.
•
In Windows 7:
1.
Click Start.
2.
Click Shut Down.
or
6
Safety
instructions.
Turning off your
computer.
.
and then click or touch Shut down.