Alienware Area-51 R3 Threadripper Edition Service Manual page 83

7 Press the release tabs on the power-cable connectors to disconnect the
power cables from the graphics card.
NOTE: The location of the power supply connector (PCIE1, PCIE2
and PCIE3) varies depending on the video card installed.
Figure 31. Removing the Full length graphics card
1 screw cover
3 power cables (2)
2 screws (2)
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