50 Installing System Components
Removing the Plastic Fan Guide
NOTE: The plastic fan guide is mounted to the chassis between the fans.
NOTE: You may need to remove the system from the rack.
1
Remove the cooling fan modules. See "Removing a Cooling Fan Module" on page 48.
2
Remove the system from the rack. See the Rack Installation Guide for your system.
3
Place the system upside-down on a flat surface.
4
Using a #2 Phillips screwdriver, remove the two screws from the bottom of the chassis that secure the fan
bracket.
5
Turn the system right-side up, place it on a flat surface, and then remove the fan bracket.
Replacing the Plastic Fan Guide
1
While the system is out of the rack, and with the top cover removed, place the system on its side on a flat
surface.
2
Place the fan bracket into its location inside the chassis.
3
Holding the fan bracket in place, use a #2 Phillips screwdriver to replace the two screws on the bottom of
the chassis.
4
Place the system right-side up on a flat surface.
5
Replace the cooling fan modules. See "Replacing a Cooling Fan Module" on page 49.
6
Replace the system in the rack. See the Rack Installation Guide for your system.
Cooling Shrouds
Your system contains two cooling shrouds.
• System board cooling shroud
• Memory cooling shroud
System Board Cooling Shroud
The
system board cooling shroud directs airflow over the system memory modules, channeling the air from the
four fan modules. See Figure 3-5.
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