Fujitsu PRIMERGY TX300 S7 Upgrade And Maintenance Manual page 292

Hard disk drives / solid state drives
Figure 172: 4x 3.5-inch HDD SAS backplane (A3C40125920)
Figure 173: Mounting the second 4x 3.5-inch HDD SAS backplane
Ê Fit the HDD backplane into the guide on the outer wall of the right HDD bay
(see close-up) and lower it into the bottom rim.
Ê Ensure that the 4x 3.5-inch HDD SAS backplane is properly seated in its
bay.
292 Upgrade and Maintenance Manual
TX300 S7 / RX350 S7