Dell EMC PowerEdge R740xd - Air Shroud; Removing the Air Shroud

Figure 31. Inside the system – mid drive tray and rear drive cage
1.
drive backplane 2. backplane expander card
3. cooling fan (6) in the cooling fan assembly 4. drive (4) in the mid drive tray
5. mid drive backplane 6. rear drive backplane
7. drive (2 or 4) in the rear drive cage 8. system board
9. expansion card riser 1 10. integrated storage controller card
11. NVDIMM-N battery
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. Follow the procedure listed in Before working inside your system.
3. If installed, remove the full length PCIe cards.
4. If applicable, remove the GPU cards.
5. If NVDIMM-N battery is installed, disconnect the cables from the NVDIMM-N battery.
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Installing and removing system components