Maintaining the ONS 15454 M12 (ANSI and ETSI), ONS 15454 M2 and ONS 15454 M6 Shelf
NTP-G116 Replace the Fan-Tray Assembly of the ONS 15454 Shelf Assembly
Figure 298: Removing or Replacing the Fan-Tray Assembly (Front Door Removed) (ANSI)
The following figure shows the location of the fan tray on the ONS 15454 ETSI shelf.
Cisco ONS 15454 Hardware Installation Guide
454