Adding and Replacing
Parts
Before You
Begin
This
chapter provides procedures
for
removing and
installing the
components
in
your
computer.
Unless otherwise noted, each procedure assumes
that the following
conditions
e
xist:
•
You have performed
the
steps
in
"Turning
Off
Your Computer" on
page 107 and "Before
Working
Inside Your Computer" on
page
107.
•
You have read
the
safety
information
in
your Dell™ Product Information
Guide.
Recommended
T
ools
The
procedur
e
s
in this
document may require
the following tools:
•
Small flat-blade
scr
e
wdriver
•
Phillips
scr
e
wdriver
•
Small plastic
scribe
•
Flash BIOS update program (see
the Dell
Support website
at
support.de
ll.com
)
Turning Off Your
Computer
NOTICE:
To avoid losing data, save and close any open files and exit any open programs before you turn
off
your
computer
.
1 Shut down
the
operating
system:
a
Save and close any open files,
e
x
it
any open programs, and click
Start
→
Shut Down
.
b
Select
Shut down
→
OK
.
The computer turns
off
after
the
operating system shutdown process
finishes.
2 Ensure
that
the computer and any attached devices are turned
off. If
your computer and
attached
devices
did not
automatically
turn off
when you
s
hut
down your operating system,
turn
them
off
now by pressing and holding
the
power
button for 4 seconds.
Before Working Inside Your
Computer
Use
the following
safety guidelines
to
help protect your computer
from potential
damage and
to
help ensure your own personal
safety.
Adding and Replacing Parts
107
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