b.  Lower the M.2 drive.
c. 
Slide the retainer toward the M.2 drive to secure it in place. 
Figure 111. Installing an M.2 drive
After you finish
1.  Reinstall the M.2 backplane. See “Install the M.2 backplane” on page 170.
2.  Complete the parts replacement. See “Complete the parts replacement” on page 328.
Install the M.2 backplane
Follow instructions in this section to install the M.2 backplane.
About this task
Attention: 
•  Read “Installation Guidelines” on page 121 and “Safety inspection checklist” on page 122 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.
Watch the procedure. A video of the installation and removal process is available: 
•  YouTube: 
https://www.youtube.com/playlist?list=PLYV5R7hVcs-BXei6L6c05osQVLt4w5XYx
•  Youku: https://list.youku.com/albumlist/show/id_59636529
Procedure
Step 1.  Make sure the air baffle is installed in chassis. See “Install the air baffle” on page 135.
Step 2.  (Optional) Connect the M.2 backplane cables to M.2 backplane. 
a. 
Connect the M.2 backplane cables to the M.2 backplane.
b. 
Fasten the screw on the signal cable. 
170 ThinkSystem SR670 V2 Maintenance Manual