Fujitsu PRIMERGY TX140 S2 Upgrade And Maintenance Manual page 194

Expansion cards and backup units
Figure 113: Installing the FBU holder (B)
Ê Slide the FBU holder downward as far as it will go.
The fixation bolts on the chassis floor will lock in the narrow ends of the
keyhole slots on the holder.
Ê Ensure that the locking handle on the FBU holder properly snaps in place
(see close-up).
194 Upgrade and Maintenance Manual
TX140 S2