Cisco Cisco Prisma II EDR Receiver Installation Guide
Chapter 1 Module Introduction
6
78-4025693-01 Rev D
Part
Function
Laser Aperture Out
Connects the output signal to the optical cable. The optical
outputs are divided into two banks, A and B.
Laser Aperture In
Connects the optical cable input signal to the module
inputs.
-20 dB Laser Aperture Out
Test Point
Provides a -20 dB sample of the optical output signal
relative to the bank B optical outputs.
Back Panel Connectors
Blind-mate connectors make it easy to install this module. The push-on connector on
the back of the module mates with the back plane bus connector inside the chassis.
This 110-pin connector provides the following:
Electrical power input connection
Alarm communications
Status-monitoring communications
Communications and control connections