Dell Dimension 4550 - Manual (Page 94)

94 Adding Parts
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NOTICE: To connect a network cable, first plug the cable into the network
wall jack and then plug it into the computer.
5 Connect your computer and devices to electrical outlets, and turn
them on.
6 Click the Start button, right-click My Computer, and then click
Properties.
7 Click the General tab.
8 To verify that the memory is installed correctly, check the amount of
memory (RAM) listed (see page 110).
Adding or Replacing the AGP Card
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.
Your Dell™ computer provides a connector for an AGP card.
1 Shut down the computer (see page 33).
NOTICE: To disconnect a network cable, first unplug the cable from your
computer and then unplug it from the network wall jack.
2 Turn off any attached devices and disconnect them from their
electrical outlets.
3 Disconnect the computer power cable from the wall outlet, and then
press the power button to ground the system board.
4 Open the computer cover (see page 83).