Dell D/Dock Expansion-Station - Manual (Page 11)

1 PCI expansion-card cover
Press on the vertical strips near the left end of the PCI expansion-card cover, and slide the cover to the right. The
cover should pop out at the right side for easy removal.
6. Remove the PCI card cover on the right side of the expansion station:
1 plastic securing tab
2 PCI card cover
Press the cover's plastic securing tab in and to the left while prying the same end of the cover out from the outside.
7. Remove the screw that secures the metal filler panel or existing PCI card bracket, and set the screw aside temporarily.