a.  Align the fan cage assembly to the slots on both sides of the server, and lower it into the 
server.
b. 
Rotate the fan cage release latches down until they stop.
Install a hot-swap fan
Use this procedure to install a hot-swap fan.
About this task
S017 
CAUTION: 
Hazardous moving fan blades nearby. Keep fingers and other body parts away.
S033 
CAUTION: 
Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with 
metal, which might result in spattered metal, burns, or both. 
Attention: 
•  Read “Installation guidelines” on page 58 to ensure that you work safely.
•  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 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.  Locate the required fan slot in the fan cage. 
Note: Ensure that you observe the installation rules and sequence in “Technical rules for system 
fans” on page 77. 
Step 2.  Align the fan over the fan slot in the fan cage assembly.
Step 3.  Insert the fan into the fan cage assembly until it clicks into place. 
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ThinkSystem ST650 V2 Setup Guide