Cisco GainMaker Optoelectronic Node 1GHz with 65 86 MHz Split Guía De Instalación
Chapter 1 Introduction
Power Supply
The DC power supply has the following features.
Located in housing lid for ease of maintenance
AC and DC test points provided on both the power supply and the amplifier
board
Selectable AC undervoltage lockout feature
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The 40 volt lockout is for 60/90 volt systems (factory default)
-
The 50 volt lockout position can be selected for operation in 90 volt systems
(field configurable by moving a jumper)
Input and Output Ports
This node has one optical input port and three RF output ports.
Configuration
All GainMaker Node amplifier modules are configured with the following.
Diplex Filters
Reverse Amplifier
Forward Interstage Equalizer (Linear)
Forward Interstage and Output Attenuator Pads
RF Interface Board
Test Points
There are seven RF and four voltage test points on the node.
AC Shunt Power Directors
The node amplifier module has four AC shunt power directors located near the
ports of the amplifier module. These are used to direct AC current to and from the
amplifier module input and output ports.
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