76 Adding Parts
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Looking Inside Your Computer CAUTION: Before you begin any of the procedures in this section,
follow the safety instructions on page 7.
CAUTION: To guard against electrical shock, always unplug your
computer from the electrical outlet before opening the cover.
NOTICE: Be careful when opening the computer cover to ensure that you do
not inadvertently disconnect cables from the system board.
hard drive
card slots power supply
heat sink and
blower assembly
system board
CD or DVD drive