28 Replacing CardsReplacing the Graphics Card1 Follow the procedures in "Before You Begin" on page 9.2 Remove the computer cover (see "Replacing the Computer Cover" onpage 11).3 Remove the stand (see "Replacing the Stand" on page 13).4 Use the marked sequence on the graphics card heat sink, to loosen the sixcaptive screws securing the graphics card heat sink.NOTICE: To ensure maximum cooling for the graphics card, do not touch the heattransfer areas on the graphics card heat sink. The oils in your skin can reduce theheat transfer capability of the thermal pads.5 Lift the graphics card heat sink away from the computer.1 captive screws (6) 2 graphics card heat sink12