Cisco Model GS7000 4-Port Node 1 GHz with 55 70 Split 설치 가이드
Chapter 1 Introduction
8
4037424 Rev A
Connector Summary
Connector
Description
DS RF1 CABLE
The Forward (Downstream) RF1 cable is the physical connection to
the forward RF -20dB test point of optical receiver 1 (OPTRX1).
the forward RF -20dB test point of optical receiver 1 (OPTRX1).
DS RF2 CABLE
The Forward (Downstream) RF2 cable is the physical connection to
the forward RF -20dB test point of optical receiver 2 (OPTRX2).
the forward RF -20dB test point of optical receiver 2 (OPTRX2).
CRAFT
The Craft port provides a local, physical connection to the
transponder. In addition, the Craft port is a fully functional
standard Ethernet port capable of providing all the functionality of
any standard Ethernet connection.
transponder. In addition, the Craft port is a fully functional
standard Ethernet port capable of providing all the functionality of
any standard Ethernet connection.
INTERFACE
CONNECTOR
CONNECTOR
The Interface Connector is the physical connection point at which
the transponder attaches to the node or optical hub.
the transponder attaches to the node or optical hub.
TAMPER SENSOR The Tamper Sensor provides an indication of physical tampering
(opening of the node enclosure).
LED Indicators
The transponder includes six green LEDs:
PWR
DS
US
Online
Elink
Stat
These indicate transponder status. For details on the LEDs and
their indications, see the section titled Checking the LEDs (on page
26).
their indications, see the section titled Checking the LEDs (on page
26).
Downstream Pad
Socket
Socket
The Pad socket is to attenuate the upstream signal from the
transponder. The locations of these items are shown in the
preceding illustrations.
transponder. The locations of these items are shown in the
preceding illustrations.
If the transponder is to be used in a GS7000 node, use the 10 dB
pad. If the transponder is to be used in a GS7000 Optical Hub, use
the 0 dB pad.
pad. If the transponder is to be used in a GS7000 Optical Hub, use
the 0 dB pad.
Note: If a pad with a value less than 10 dB is used and the
transponder is used in a GS7000, there is a risk the output power of
the transponder may be too high for the node transmitter.
transponder is used in a GS7000, there is a risk the output power of
the transponder may be too high for the node transmitter.