Dell PowerEdge R740xd2 EMC Installation and Service Manual - Page 51

Air shroud, Removing the air shroud

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Air shroud Removing the air shroud Prerequisites CAUTION: Never operate your system with the air shroud removed. The system may get overheated quickly, resulting in shutdown of the system and loss of data. 1. Follow the safety guidelines listed in Safety instructions. 2. Power off the system and all attached peripherals. 3. Disconnect the system from the electrical outlet, and disconnect the peripherals. 4. Open the drive bays, remove all drives, and then close the drive bays. 5. Remove the power supply units. 6. Remove the system from the rack and place it on an ESD work bench. For more information, see the Rail Installation Guide available at www.dell.com/poweredgemanuals. 7. Remove the system cover. 8. If installed, remove the butterfly riser. Steps Lift the air shroud away from the system. Figure 23. Removing air shroud Installing and removing system components 51

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Air shroud
Removing the air shroud
Prerequisites
CAUTION:
Never operate your system with the air shroud removed. The system may get overheated quickly, resulting in
shutdown of the system and loss of data.
1.
Follow the safety guidelines listed in
Safety instructions
.
2.
Power off the system and all attached peripherals.
3.
Disconnect the system from the electrical outlet, and disconnect the peripherals.
4.
Open the drive bays
, remove
all drives
, and then
close the drive bays.
5.
Remove the
power supply units
.
6.
Remove the system from the rack and place it on an ESD work bench. For more information, see the
Rail Installation Guide
available at
www.dell.com/poweredgemanuals
.
7.
Remove the system cover
.
8.
If installed,
remove the butterfly riser
.
Steps
Lift the air shroud away from the system.
Figure 23. Removing air shroud
Installing and removing system components
51