Dell EMC PowerEdge R940 Installation And Service Manual page 126

Figure 108. Installing left control panel
Next steps
1. Lift the sides of the fan tray until the blue release tabs click in place.
2. If removed, install the expansion card
3. If removed, install the
4. Install the air shroud.
5. Install the fan cage.
6. Follow the procedure listed in
126 Installing and removing system components
risers.
PEM.
After working inside your system on page 30.