Dell PowerVault MD2460 Owner's Manual page 37

Install the system cover
Once you have installed all the drives, install the system cover.
Steps
1. Position the system cover on top of the enclosure and slowly slide it back towards the rear of the enclosure until it stops.
2. Tighten the two thumbscrews to secure the system cover.
Figure 34. Install the system cover
3. Push the enclosure back into the rack and tighten the thumbscrews.
Install the front bezel (optional)
The enclosure includes an optional bezel that you can attach to the front of the enclosure.
Steps
1. Align the bezel with the enclosure front panel.
CAUTION: Ensure that the bezel clips on each corner align with their respective ball studs on the chassis.
2. Gently push the bezel into place until it latches.
Replacing components 37