Fujitsu PRIMERGY TX300 S7 Upgrade And Maintenance Manual page 352

Hard disk drives / solid state drives
Figure 222: Removing the HDD extension box
Ê Carefully pull the 2x 3.5-inch HDD extension box out of its installation bays.
Ê Close the locking bar until it locks in place.
352 Upgrade and Maintenance Manual
TX300 S7 / RX350 S7