Figure 55. Removing the rear system fan
After this task is completed
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 the rear system fan
Follow instructions in this section to install the rear system fan.
About this task
To avoid potential danger, read and follow the following safety statements. 
•  S002 
CAUTION: 
The power-control button on the device and the power switch on the power supply do not turn off 
the electrical current supplied to the device. The device also might have more than one power cord. 
To remove all electrical current from the device, ensure that all power cords are disconnected from 
the power source.
•  S009 
CAUTION: 
To avoid personal injury, disconnect the fan cables before removing the fan from the device.
Chapter 4. Hardware replacement procedures 119