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68 Adding Parts
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Removing Cards
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.
1
Shut down the computer (see page 18).
2 Turn off any attached devices and disconnect them from their
electrical outlets.
NOTICE: To disconnect a network cable, first unplug the cable from your
computer and then unplug it from the network wall jack.
3
Disconnect the computer power cable from the wall outlet, and then
press the power button to ground the system board.
4 Remove the computer cover (see page 52).
5 Rotate the power supply (see page 53).
6 Disconnect any cables connected to the card.
7 Remove the screw from the card bracket.
8 Grasp the card by its top corners, and lift it from the system board.
9 If you are removing the card permanently, reinstall a filler bracket.
10 Rotate the power supply back into place (see page 55).
11 Replace the computer cover (see page 71).
12 Plug your computer and devices into their electrical outlets, and turn
them on.