Fujitsu PRIMERGY RX2540 M4 Upgrade And Maintenance Manual page 312

Expansion cards and backup units
Figure 204: Removing the TFM
Ê Fasten the TFM to the RAID controller with the two screws from the TFM kit.
Figure 205: Connecting the FBU adapter cable to the TFM
Ê Connect the FBU adapter cable to the TFM (see circle).
Ê Install the expansion card with the defective TFM installed, see section
"Installing an expansion card" on page 253.
312 Upgrade and Maintenance Manual
RX2540 M4