Fujitsu PRIMERGY RX2540 M2 Upgrade And Maintenance Manual page 175

Figure 71: Removing the SAS expander holder (B)
Ê Disconnect the connector card from the three connectors of the HDD
backplane (see circles) and remove it.
I
Lift up the SAS expander holder and take care of the stand-off in the
chassis.
7.3.3.3 Removing the defective 12x 3.5-inch HDD backplane
Figure 72: Disconnecting power cables from the HDD backplane
Ê Disconnect the two power cables from the HDD backplane (1, 2).
RX2540 M2
Hard disk drives (HDD) and solid state drives (SSD)
Upgrade and Maintenance Manual 175