Sliding The Shelf Onto The Rails; Rail Tabs Securing The Rear Of The Shelf - Dell EMC PowerProtect DD9900 Installation Manual

Figure 56 Sliding the shelf onto the rails
When the shelf slides to the back of the cabinet, the rear tabs on the rails click into the
notches in the rear of the shelf. The tabs secure and support the rear of the shelf.
Figure 57 Rail tabs securing the rear of the shelf
2. Secure the front of the shelf to the front vertical channels with four screws (two per side),
but do not tighten the screws until they are all in place.
Dell EMC PowerProtect DD9900 System Installation Guide
Install the Disk Shelves in the Rack
CL5994
61