10Reconnect the power cable to your computer.
11Reattach the front door as described on page 64.
Opening the Computer Cover
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions listed in "When Working Inside Your Computer" on page 12.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
1Shut down the computer (see page 20).
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.
2Turn off any attached devices and disconnect them from their electrical outlets.
3Disconnect the computer power cable from the wall outlet, and then press the power button to ground the system board.
NOTICE: Ensure that there is sufficient space to support the open
4Lay the computer on its side so that the arrow on the bottom of the computer points up.
5Open the cover:
a Facing the back of the computer, press the release button on the right side of the computer with one hand while pulling up on the top of the cover with the other hand.
b Press the release button on the left side of the computer with one hand while pulling up on the top of the cover with the other hand.
c Hold the bottom of the computer with one hand, and then pull open the cover with the other hand.
Adding Parts
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