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Cisco ONS 15454 DWDM Engineering and Planning Guide, Release 7.x
July 2006
Chapter 2 Cards Specifications
2.2.8 Mechanical Equipment
Figure 2-14 Y-Cable Shelf Fiber Routing
2.2.8.5 Fiber Storage
The fiber storage tray has height of 1 RU and can be installed in 19”(482.6 mm) ANSI or ETSI racks.The
fiber storage tray manages all incoming and outgoing fibers for a single ONS 15454 shelf. The minimum
fiber bend radius is 1.5” (38.1 mm) or 20 times the cable diameter at any point, whichever is greater.
For more information on fiber management, refer to the Cisco ONS 15454 DWDM Reference Manual.
2.2.8.6 32 Channel Patch-Panel Trays
The ONS 15454 offers two patch panel trays that can be installed in 19” (482.6 mm) ANSI or ETSI
shelves. The regular tray (15454-PP-64-LC) is 1 RU in height, and the deep tray is (PP-64) is 2 RU in
height.
The deep patch panel tray (PP-64) manages the 32 channels that interconnect a ROADM node to relevant
TXPs.
Table 2-35 shows fiber routing on the deep patch panel tray.
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LC-LC cables
Y cable modules