Dell Dimension 9100 - Manual (Page 74)

74
Removing and Installing Parts
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Installing a PCI Express Card
1 Follow the procedures in "Before You Begin" on page 55.
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.
card retention
door
release tabs (2)
filler bracket
alignment guide
alignment bar
*lever on chassis wall
*may not be present on all computers