Dell Precision T5400 (Late 2007) - Manual (Page 202)

202 Adding and Replacing Parts
5 Remove the card:
a If necessary, disconnect any cables connected to the card.
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