Dell PowerEdge R640 EMC PowerEdge R640 Installation and Service Manual - Page 87

Cooling fans, Removing a cooling fan

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2. Lower the air shroud into the system until it is firmly seated. When firmly seated, the memory socket numbers marked on the air shroud align with the respective memory sockets. Figure 36. Installing the air shroud Next steps 1. Follow the procedure listed in After working inside your system on page 72. Cooling fans Removing a cooling fan The procedure for removing standard and high performance fans 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 on page 71. 2. Remove the air shroud. Steps 1. Holding the touch points on the cooling fan, lift the fan to disconnect the connector on the fan from the connector on the system board. 2. Lift the fan out of the system. Installing and removing system components 87

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2.
Lower the air shroud into the system until it is firmly seated.
When firmly seated, the memory socket numbers marked on the air shroud align with the respective memory sockets.
Figure 36. Installing the air shroud
Next steps
1.
Follow the procedure listed in
After working inside your system
on page 72.
Cooling fans
Removing a cooling fan
The procedure for removing standard and high performance fans 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
on page 71.
2.
Remove the air shroud
.
Steps
1.
Holding the touch points on the cooling fan, lift the fan to disconnect the connector on the fan from the connector on the system
board.
2.
Lift the fan out of the system.
Installing and removing system components
87