Lenovo ThinkServer RD650 User Manual And Hardware Maintenance Manual page 89

CAUTION:
Hazardous moving parts. Keep fingers and other body parts away.
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 install or replace a system fan, do the following:
1. Remove the server cover.
Note: The system fans are hot-swap and you can replace a failing system fan without turning off
the server.
2. Do one of the following:
• If you are installing a system fan, grasp the top of the dummy fan with your index finger and thumb
and then lift the dummy fan out of the server.
Figure 45. Removing the dummy fan
• If you are replacing a system fan, do the following:
a. View the system fan fault LED to locate the failing system fan. See "System fan fault LEDs" on
page 50.
.
Chapter 6 Replacing hardware
75