Dell EMC DP4400 - Secure the Rails to the Cabinet

4. Push the rail straight toward the rear of the rack until the latch locks in place.
Figure 1 Installing the rear end of the rail
5. For the front end piece, rotate the latch outward and pull the rail forward until the pins slide
into the flange, and release the latch to secure the rail in place.
Figure 2 Installing the front end of the rail
6. Repeat the preceding steps to install the right rail assembly.
Secure the rails to the cabinet
The supplied screws and washers are used to secure the rail assemblies to the front and rear of the
cabinet.
About this task
Note:
For square hole cabinets, install the supplied conical washer before installing the screw.
For unthreaded round hole cabinets, install only the screw without the conical washer.
Hardware Installation Guide
6 Dell EMC Integrated Data Protection Appliance DP4400 2.4 Hardware Installation Guide