Dell XPS 730 (Late 2008) - Manual (Page 31)

Replacing a PCI/PCI Express Card 29
4 Disconnect any cables connected to the card.
5 Remove the captive screws on top of the PCI card fan shroud and remove
the shroud.
6 Remove the card retention screw(s) on the top of the card retainer at the
appropriate card slot and pivot the card retainer back through the chassis
wall.
1 retention screw 2 card retainer
3 alignment guide 4 fan bracket
2
3
4
1
3
4