Adding and Replacing Parts 195If you are installing or replacing a PCI, PCI Express, or PCI-X card, see"Installing an Expansion Card" on page 195. If you are removing but notreplacing a PCI, PCI Express, or PCI-X card, see "Removing an ExpansionCard" on page 202.Before installing a card, see the documentation that came with the card forinformation on configuring the card, making internal connections, orotherwise customizing it for your computer. If you are replacing a card,uninstall the existing driver for the card.Installing an Expansion Card1 Follow the procedures in "Before You Begin" on page 139.CAUTION: Your computer is heavy (it has an approximate minimum weight of 55lbs) and can be difficult to maneuver. Seek assistance before attempting to lift,move, or tilt it; this computer requires a two-man lift. Always lift correctly to avoidinjury; avoid bending over while lifting. See yourProduct Information Guide forother important safety information.CAUTION: The computer stand should be installed at all times to ensuremaximum system stability. Failure to install the stand could result in the computertipping over, potentially resulting in bodily injury or damage to the computer.2 Remove the computer cover (see "Removing the Computer Cover" onpage 141).3 Press the tabs on either end of the card retention device and lift to removeit from the computer.
