Dell PowerEdge Rack Enclosure 4020S - Manual (Page 21)

Installation Guide
19
Figure 7. Removing and Replacing the Extension Service Cover
Replacing the Extension Service Cover
1 Align the studs with the holes in the extension and lower the extension
service cover on to the top of the rack. See Figure 7.
2 Install the four wing nuts.
1 studs (4) 2 extension service cover
3 wing nuts (4) 4 extension
1
3
4
2