Cisco ASR 907 - Page 71

Figure 34: Plenum Assembly to Rack
Step 3 Repeat Step-1 and Step-2 to complete the plenum assembly on the other side of the plenum base.
Cisco ASR 907 Router Hardware Installation Guide
61
Installing the Cisco ASR 907 Router
Installing Plenum A907-F2B-AIR-U Assembly and Chassis in the Rack