Dell PowerEdge T550 EMC Installation and Service Manual - Page 46

Cooling fans, Removing a cooling fan

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Steps 1. Align the tabs on the air shroud with the guide pins on the system. 2. Lower the air shroud into the system, until firmly seated. Figure 34. Installing the air shroud Next steps Follow the procedure listed in After working inside your system. Cooling fans Removing a cooling fan The procedure for removing a standard and a high-performance fan is identical. Prerequisites NOTE: Opening or removing the system cover when the system is on may expose you to a risk of electric shock. Exercise utmost care while removing or installing cooling fans. CAUTION: The cooling fans are hot swappable. To maintain proper cooling while the system is on, replace only one fan at a time. 1. Follow the safety guidelines listed in Safety instructions. 2. Follow the procedure that is listed in Before working inside your system. Steps Press the release tab and lift the cooling fan out of the cooling fan cage. 46 Installing and removing system components

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Steps
1.
Align the tabs on the air shroud with the guide pins on the system.
2.
Lower the air shroud into the system, until firmly seated.
Figure 34. Installing the air shroud
Next steps
Follow the procedure listed in
After working inside your system
.
Cooling fans
Removing a cooling fan
The procedure for removing a standard and a high-performance fan is identical.
Prerequisites
NOTE:
Opening or removing the system cover when the system is on may expose you to a risk of electric shock. Exercise
utmost care while removing or installing cooling fans.
CAUTION:
The cooling fans are hot swappable. To maintain proper cooling while the system is on, replace only
one fan at a time.
1.
Follow the safety guidelines listed in
Safety instructions
.
2.
Follow the procedure that is listed in
Before working inside your system
.
Steps
Press the release tab and lift the cooling fan out of the cooling fan cage.
46
Installing and removing system components