Step 4. Press down the tabs and grasp the handles on both sides at the same time to remove the lowermodule on the rear side of the DM NVMe 2U 24-drive chassis as shown. Then, keep it in a safeplace.Figure 4. Removing the lower module on the rear sideStep 5. Use a flat head screw (340-12876) to fix the rear tie-down hole of the chassis to that of the rail.Repeat for both left and right rear tie-down holes.Figure 5. Fastening the tie-down holes33