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Before You Begin
This section provides procedures for removing and replacing the components. Unless otherwise
noted, each procedure assumes that the following conditions exist:
•
You have performed the steps in "Precautionary Measures" (see page 68).
•
You have read the safety information on page 9.
•
You have opened the computer cover.
Recommended Tools
Your computer is primarily a tool-less one, but certain procedures (such as removing the heat-sink
blower or the control panel) require the use of one or more of the following tools:
•
Small flat-blade screwdriver
•
#1 and #2 Phillips-head screwdriver
•
An 8-inch, #2 Phillips-head screwdriver
It is recommended that you use a wrist grounding strap as explained in "Precautionary Measures"
(see page 68).
Precautionary Measures
Use the following safety guidelines to help protect your computer from potential damage and to
ensure your own personal safety.
CAUTION:
page 9.
CAUTION:
documentation or in instructions otherwise provided to you by Dell. Always follow installation and
service instructions closely.
NOTICE:
light is extinguished) after turning off the computer and unplugging the power cable before removing a
component from the system board or disconnecting a device from the computer.
Before you start to work on the computer, perform the following steps in the sequence listed:
Shut down the computer through the Start menu.
1
Ensure that your computer and attached devices are turned off. If your computer and
2
attached devices did not automatically turn off when you shut down your computer, turn
them off now.
NOTICE:
from the network wall jack.
Disconnect any telephone or telecommunication lines from the computer.
3
68
Removing and Installing Parts
Before you begin any of the procedures in this section, follow the safety instructions on
Do not attempt to service the computer yourself, except as explained in your online Dell™
To help avoid possible damage to the system board, wait 5 seconds (or wait until the standby
To disconnect a network cable, first unplug the cable from your computer and then unplug it
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