Dell PowerEdge Rack Enclosure 4820 - Manual (Page 32)

30
Installation Guide
3 Slide the cable slot cover towards the front of the rack.
4 After routing your cables through the top of the rack, close any air gap
in the cable slot by pulling the slot cover towards the back of the rack.
Use the wingnuts to secure the cover.
Figure 1-17. Opening and Closing the Top Cable Slot
1 cable slot cover 2 wingnut (2)
1
2