Fujitsu PRIMERGY TX300 S7 Upgrade And Maintenance Manual page 546

Expansion cards and backup units
Figure 374: Mounting the BBU holder (B)
Ê Insert the BBU holder into the chassis so that the three fixation bolts on the
chassis floor rest in the wide ends of the keyhole slots on the holder.
Ê Slide the BBU holder under the system board as far as it will go (1).
The fixation bolts on the chassis floor will lock in the narrow ends of the
keyhole slots on the BBU holder.
Ê Ensure that the locking handle on the BBU holder properly snaps in place
(2).
546 Upgrade and Maintenance Manual
TX300 S7 / RX350 S7