Air Shroud; Removing The Air Shroud - Dell EMC PowerEdge R940 Installation And Service Manual

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
2. Follow the procedure listed in
Steps
1. To remove the air shroud from a two processor configuration system, hold the shroud at both ends and lift it out of the
system.
Figure 26. Removing the air shroud — Two processor system
2. To remove the air shroud from a four processor configuration system:
a. Remove the expansion card risers. See
b. Hook the expansion card riser on the side of the system by using the I/O riser handle on the expansion card riser.
CAUTION: To avoid damage to the PCIe cables connected to the NVMe cards installed in the expansion
card riser, ensure that you hook the riser to the system using the I/O riser handle.
c. Hold the shroud at both ends and lift it away from the system.
Safety instructions
Before working inside your system
Removing the expansion card riser
on page 29.
on page 30.
on page 91.
Installing and removing system components 37