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8After the hinge arms snap into place, lower and raise the arms two or three times to properly seat them.
9Reattach the
10Reconnect the power cable to your computer.
11Reattach the front door as described on page 62.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions on page 9.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
1Shut down the computer (see page 22).
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.
5Locate the two release buttons shown in the illustration.Then, press the two release buttons as you lift the cover.
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