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Before you perform any of the procedures in this chapter, take a few moments
to read the following warning for your personal safety and to prevent damage
to the system from ESD.
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1. Turn off the computer and any attached peripherals.
2. Disconnect the computer and any attached peripherals from their
power sources to reduce the potential for personal injury. Also, dis-
connect any telephone or telecommunication lines from the
computer.
3. Wait 5 seconds after powering down the computer before
disconnecting a peripheral from the computer or removing a compo-
nent from the computer’s system board to avoid possible damage to
the system board.
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Figure 7-1 shows an internal view of the interior of the OptiPlex NX1 computer
and identifies major components for orientation. Refer to this illustration, as
needed, when performing the component removal/replacement procedures in
this chapter.