IBM 436854u - System x3200 M2 5U Mini Tower Server Problem Determination And Service Manual page 133

System board
mounting screws
(8 places)
10. Slide the system board toward the front of the server to disengage the tabs on
the fan sink mounting bracket from the slots on the bottom of the chassis;
then, carefully lift the system board out of the server.
11. Remove the four screws that secure the fan sink retention module and fan sink
mounting bracket to the system board; then, set the fan sink retention module,
fan sink mounting bracket, and screws aside for use later.
Note: Make sure that you observe the orientation of the fan sink retention
module before you move it so that when you reinstall it, you install it in the
same orientation.
Chapter 4. Removing and replacing server components
Fan-sink mounting
bracket slots
115