Dell Precision YT583 User Manual page 272

2 Remove the computer cover (see "Removing the Computer Cover" on
page 141).
3 Remove the memory shroud by loosening its two thumbscrews and lifting
it from the computer.
1 memory shroud
3 memory fan (only present on systems without
memory riser cards)
4 Lift to remove the memory risers, if installed.
5 If a graphics riser card is installed, remove it:
Remove its four screws.
a
Disconnect its power cable.
b
Move it slightly up and to the right at an angle to free it from the card
c
fan and the memory-riser support structure.
Set the riser aside.
d
272
Adding and Replacing Parts
1
2
2 thumbscrews (2)
3