Removing And Reinstalling The System Fan Cage - Lenovo ThinkServer RD450 User Manual And Hardware Maintenance Manual

7. Install the new system fan into the system fan cage so that the system fan cable on the bottom of the new
system fan is facing the rear of the chassis. Then, connect the system fan cable to the corresponding
system fan connector on the system board. See "System board components" on page 38.
Figure 35. Installing the system fan
8. If you are instructed to return the old system fan, follow all packaging instructions and use any
packaging materials that are supplied to you for shipping.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the replacement, go to "Completing the parts replacement" on page 165.

Removing and reinstalling the system fan cage

Attention: Do not open your server or attempt any repair before reading and understanding "Safety information"
on page iii and "Guidelines" on page 59.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
To remove and reinstall the system fan cage, do the following:
1. Remove all external 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. Prepare your server. See "Removing or extending the server from the rack cabinet" on page 61.
3. Remove the server cover. See "Removing the server cover" on page 61.
4. Remove the cooling shroud. See "Removing and reinstalling the cooling shroud" on page 64.
5. Remove the system fans. See "Installing or replacing a system fan" on page 66.
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ThinkServer RD450 User Guide and Hardware Maintenance Manual