Before Working Inside Your Computer; Before You Begin - Dell Inspiron 20 3000 Service Manual
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Also See for Inspiron 20 3000:
- Service manual (86 pages) ,
- Setup and specifications (26 pages) ,
- Quick start manual (2 pages)
Table of Contents
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Before working inside your
computer
NOTE: The images in this document may differ from your computer
depending on the configuration you ordered.
Before you begin
1
Save and close all open files and exit all open applications.
2
Shut down your computer.
The shut-down instruction varies depending on the operating system installed on
your computer.
– Windows 10: Click Start →
– Windows 8.1: On the Start screen, click the power icon
– Windows 7: Click Start → Shut down.
NOTE: If you are using a different operating system, see the
documentation of your operating system for shut-down instructions.
3
Disconnect your computer and all attached devices from their electrical outlets.
4
Disconnect all cables such as telephone cables, network cables, and so on, from
your computer.
5
Disconnect all attached devices and peripherals, such as keyboard, mouse,
monitor, and so on, from your computer.
6
Remove any media card and optical disc from your computer, if applicable.
7
After the computer is unplugged, press and hold the power button for 5 seconds
to ground the system board.
CAUTION: Place the computer on a flat, soft, and clean surface to
avoid scratches on the display.
8
Place the computer face down.
Power → Shut down.
→ Shut down.
9
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