Compaq StorageWorks Reference Manual page 22

4. From the rear of the rack, insert the front tabs of the spring-loaded rack rail into
the proper holes.
5. Compress the rail forward and insert the rear tabs of the spring-loaded rack rail
into the proper holes. The rail locks into place securely.
Figure 3–2: Aligning and inserting the spring-loaded rack rail (rear view)
6. Repeat steps 4 and 5 for the second spring-loaded rack rail.
StorageWorks by Compaq 3U Rackmount Enclosure Reference Guide
Rack Installation
3–3