Fujitsu PRIMERGY RX2520 M4 Upgrade And Maintenance Manual page 172

Hard disk drive (HDD) and solid state drive (SSD)
Figure 77: Installing the 3.5-inch HDD backplane (A)
Ê At a slight angle insert the backplane between the punching and the
centering pin (1).
I
Take care that the OOB connector will not be damaged! (2)
Ê Fold back the backplane (3).
Figure 78: Installing the 3.5-inch HDD backplane (B)
Ê Fasten the backplane with four screws (see circles).
172 Upgrade and Maintenance Manual
RX2520 M4