Fujitsu PRIMERGY RX300 S7 Upgrade And Maintenance Manual page 521

Conversion configurations
Ê Insert the HDD cages. The cage with the cover plate must be installed into
bay 2.
Figure 341: Installing the 12x 2.5-inch HDD backplane
Ê Insert the 12x 2.5-inch HDD backplane in the guiding recesses.
Ê Fold the 12x 2.5-inch HDD backplane.
Figure 342: Installing the 12x 2.5-inch HDD backplane
Ê Fasten the 12x 2.5-inch HDD backplane with three screws.
Ê Remove cable C10 from the connector MLC2 of the SAS controller.
Upgrade and Maintenance Manual 521
RX300 S7