Dell XPS 410 (Mid 2007) - Manual (Page 92)

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Removing and Installing Parts
Installing a PCI Express Card
1 Follow the procedures in "Before You Begin" on page 77.
2 If present on your computer, rotate the lever on the chassis wall upward.
3 Push the two release tabs on the card retention door toward each other and pivot the door open.
Because the door is captive, it will remain in the open position.
4 If your computer includes a card retention mechanism to secure the x16 card, press the release tab
downward gently and then pivot the mechanism upward to access the card slots.
1 card retention door 2 release tabs (2) 3 lever on chassis wall (may not
be present on all computers)
4 filler bracket 5 alignment guide 6 alignment bar
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