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Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Note: Depending on the model, your server might look slightly different from the illustrations in this topic.
To replace a system fan, do the following:
1. Remove all media from the drives and turn off all attached devices and the server. Then, disconnect all
power cords from electrical outlets and disconnect all cables that are connected to the server.
2. If the server is installed in a rack cabinet, remove the server from the rack cabinet and place it on a at,
clean, and static-protective surface. See the Rack Installation Instructions that comes with the server.
3. Remove the server cover. See “Removing the server cover” on page 69.
4. Remove the cooling shroud. See “Removing and reinstalling the cooling shroud” on page 73.
5. Reconnect the power cord to the server and the electrical outlet.
6. Locate the failing system fan. The system fan error LED on the system board is lit. See “System board
LEDs” on page 39.
7. Disconnect the power cord from the electrical outlet.
8. Disconnect the cable of the system fan from the system fan connector on the system board. See
“System board components” on page 31 to identify the system fan connector.
9. Lift up the tape of the system fan to remove the system fan out of the chassis.
Figure 91. Removing the system fan
10. Touch the static-protective package that contains the new system fan to any unpainted surface on the
outside of the server. Then, remove the new system fan from the package.
140 ThinkServer RD330 User Guide