Step 1.  Prepare your server. 
a.  Remove the top cover. See “Remove the top cover” on page 225.
Step 2.  Remove a fan. 
a.  Pinch and hold the blue touch points on top of the fan module.
b. 
Lift the fan module out of the chassis. 
Figure 89. Removing a fan
After you finish 
•  Install a replacement unit. See “Install a fan” on page 146.
•  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 a fan
Follow instructions in this section to install a fan.
About this task
Attention: 
•  Read “Installation Guidelines” on page 121 and “Safety inspection checklist” on page 122 to ensure that 
you work safely.
•  Make sure to replace a defective fan with another unit of the exact same type.
•  Do not mix single rotor fan and dual rotor fan in the same unit of server.
•  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: 
146
ThinkSystem SR670 V2 Maintenance Manual