Alienware Area-51 R3 Threadripper Edition Service Manual page 76

3 Lift the graphics bridge that connects the graphics cards.
Figure 27. Removing the graphics bridge
1 graphics bridge
4 Starting with the graphics card on the PCI-Express card connector (SLOT1),
press and push the screw covers covering the screws that secure the
graphics card.
5 Remove the two screws (#6-32x6) that secure the graphics card to the
chassis.
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