a.  Align the four corners of the fan to fan module socket and put it down.
b. 
Press the fan latch down to ensure that it is plugged in the connector.
After you finish
If you are instructed to return the component or optional device, follow all packaging instructions, and use 
any packaging materials for shipping that are supplied to you.
Install an intrusion switch
Use this information to install an intrusion switch.
About this task
Attention: 
•  Read 
“Installation Guidelines” on page 35 and “Safety inspection checklist” on page 36 to ensure that you 
work safely.
•  Power off the server and peripheral devices and disconnect the power cords and all external cables. See 
“Power off the server” on page 44. 
•  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.
Watch the procedure 
A video of this procedure is available at YouTube: 
https://www.youtube.com/playlist?list=PLYV5R7hVcs- 
CTkyVDu-5Lhy1r9G-4PQGl
.
Procedure
76 ThinkSystem SR645 V3 User Guide