Adjust the retainer on the M.2 adapter
Use this information to adjust the retainer on the M.2 adapter.
Attention: 
•  Read “Installation Guidelines” on page 129 to ensure that you work safely.
•  Power off the server and disconnect all power cords for this task.
•  Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- 
sensitive components in their static-protective packages until installation, and handling these devices with 
an electrostatic-discharge wrist strap or other grounding system.
A video for this task is available at:  
•  Youtube: 
https://www.youtube.com/playlist?list=PLYV5R7hVcs-Bz2XIeLEfGcrLGm9TSY_yt
•  Youku: http://list.youku.com/albumlist/show/id_52339612.html
Chapter 4. Hardware replacement procedures 237