Dell Precision T5400 (Late 2007) - Manual (Page 196)

196 Adding and Replacing Parts
NOTICE: Ensure that you release the securing tab to unseat the card. If the card is
not removed correctly, the system board may be damaged.
1 release tab 2 card retention door
3 alignment bar 4 alignment guide
NOTE: For extra security, remove the alignment
guide (an upside-down screw) and screw it in
right side up to secure a card.
5 filler bracket
2
5
4
3
1