Figure 96. Installing the M.2 backplane on the middle drive cage
a.  Align the screws on the M.2 backplane with the screw holes on the drive cage, and 
insert the backplane into the drive cage.
b. 
Tighten the screw on the middle of the M.2 backplane.
c. 
Tighten the screw on the end of the M.2 backplane.
2.  Install the M.2 drive on the M.2 backplane. See 
“Install an M.2 drive” on page 128.
3.  Press the latch as shown and close the handle.
Figure 97. Closing the handle of the middle drive cage
Chapter 5. Hardware replacement procedures 135