Follow instructions in this section to install the M.2 backplane.
About this task 
Read Installation Guidelines   and Safety inspection checklist   to ensure that you work safely.
Touch the static-protective package that contains the component to any unpainted metal surface on the server; then, remove it from the package and place it on a static-protective surface.
Procedure 
Make sure the air baffle is installed in chassis. See Install the air baffle . (Optional) Connect the M.2 backplane cables to M.2 backplane.   Connect the M.2 backplane cables to the M.2 backplane.  Fasten the screw on the signal cable.Figure 1.  Connecting M.2 backplane cables to M.2 backplane1  Power cable2  Signal cable
Install the M.2 backplane.   Open the M.2 backplane retention latch on the air baffle.  Align the guide holes on the M.2 backplane with the guide pins on the air baffle; then, lower the M.2 backplane, and insert it into the air baffle.  Fasten the screw that secures the M.2 backplane to the air baffle.Figure 2.  Installing M.2 backplane to the air baffleConnect M.2 cables to the M.2 power connector and signal connector on system board. See System-board connectors  for more details. Figure 3.  Connecting M.2 backplane cables to system board1  M.2 signal connector2  M.2 power connector
After you finish 
Complete the parts replacement. See Complete the parts replacement .
Demo video 
Watch the procedure on YouTube