Fujitsu PRIMERGY TX1330 M4 Upgrade And Maintenance Manual page 294

Expansion cards and backup units
Figure 200: Removing the TFM
Ê Remove the two screws (1).
Ê Remove the TFM (2).
I
Note for replacing the TFM:
The two spacer bolts can remain on the RAID controller.
294 Upgrade and Maintenance Manual
TX1330 M4