The power-control button on the device and the power switch on the power supply do not turn off the 
electrical current supplied to the device. The device also might have more than one power cord. To 
remove all electrical current from the device, ensure that all power cords are disconnected from the 
power source.
Attention: 
•  Read “Installation guidelines” on page 57 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.
Locate the M.2 drive slot on the M.2 adapter. 
Note: For some M.2 adapters that support two identical M.2 drives, install the M.2 drive in slot 0 first. 
Figure 98. M.2 drive slot
Table 19.  M.2 drive slot locations on M.2 boot adapter
1  M.2 boot adapter slot 0 2  M.2 boot adapter slot 1
Watch the procedure. A video of the installation and removal process is available: 
•  YouTube: 
https://youtube.com/playlist?list=PLYV5R7hVcs-DoEcxrm2zKNpaKOdZ3f8Qc
•  Youku: https://list.youku.com/albumlist/show/id_59636516
Procedure
Step 1.  Install the M.2 drive 
Figure 99. M.2 drive installation
a.  Insert the M.2 drive at an angle of approximately 30 degrees into the connector.
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ThinkSystem ST650 V2 Maintenance Manual