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Network Router User Manual

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Cisco CRS-1 Carrier Routing System Fiber-Optic Cleaning Guide
OL-8179-02
Chapter 1 Overview
Fiber-Optic Connectors in a Multishelf System
• High-density backplane-mounted (HBMT) connectors: the optical connectors on the back of the S2
and OIMs. These connectors provide the optical path between an S2 card and its corresponding
OIM.
Figure 1-1 shows the fiber-optic connections in an FCC. Figure 1-2 shows the fiber-optic connections
in an LCC.
Figure 1-1 Fiber-Optic Connections in an FCC (Rear View of Chassis)F
1 Fabric card chassis 3 Optical interface module
(OIM)
5 OIM HBMT connectors 7 S2 HBMT connectors
2 Optical array cable
connectors
4 OIM bulkhead array
connectors
6 S2 switch fabric card
(SFC)
138656
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