Y-Cable Protection Module; Figure 13-9 Two-Channel Add Component Connector Mapping And Labeling; Figure 13-10 Typical Y-Cable Protection Module Configuration - Cisco ONS 15454 DWDM Installation And Operation Manual

13.4.2 Y-Cable Protection Module

Figure 13-9 Two-Channel Add Component Connector Mapping and Labeling

13.4.2 Y-Cable Protection Module
The Y-cable protection module is a bidirectional module. It is equipped with two passive star couplers:
one that is used as a splitter and one that is used as a coupler.
Neither this unit nor the other modules of this equipment release can be used for video on demand (VoD)
Note
applications.
The purpose of this module is to provide Y-cable protection for transponder cards such as the ONS 15454
multirate and 10-Gbps transponders. (See
multimode applications (CS-MM-Y) and one for single-mode applications (CS-SM-Y).

Figure 13-10 Typical Y-Cable Protection Module Configuration

Protecting
Working
When the module is used in the coupler direction, the individual signals enter the module from the
CPL-RXn ports and pass through a passive star coupler to the CPL-TX port.
Cisco ONS 15454 DWDM Installation and Operations Guide, R4.7
13-14
2 Channel Add Module 15216-FLB-2-XX.X
COM-TX
2% TAP
1
7 9
MON 15XX.XX
15XX.XX
RX
TX
Client
Card
RX
TX
Client
Card
RX
COM-RX
12
10
RX
Figure 13-10.) There are two versions of this unit, one for
Y_Cable
Protection
Module
Chapter 13 Shelf Hardware Reference
Line
Line
September 2004