Installing System Components 63
Installing the Power Supply Blank
To install the power supply blank, insert the tab on the right edge of the blank into the slot in the power
supply bay wall. Rotate the blank into the power supply bay and secure with the Phillips screw.
System Fans
The system includes four hot-pluggable cooling fans.
Removing a System Fan
CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the
components inside the system. See your Product Information Guide for complete information about safety
precautions, working inside the computer, and protecting against electrostatic discharge.
NOTICE: The system fans are hot-pluggable. To maintain proper cooling while the system is on, replace only one
fan at a time.
1
Open the system. See "Opening the System" on page 55.
CAUTION: Use caution when handling the fan until the fan blades stop spinning.
2
Raise the fan handle and pull the fan straight up from the fan bracket to clear the chassis. See
Figure 3-8.
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