Revision 01
May 30, 1997
Section 363-718-104
PG-Flex FCS-718
PairGain Engineering - Plant Series
Page 1
A. PRODUCT OVERVIEW
1. Description and Features
1.1
The PairGain® PG-Flex™ FCS-718 List 4 19-inch Central Office Terminal (COT) Shelf
(Figure 1) supports:
one Alarm Unit or PGTC Interface Unit that is common to both systems
two PG-Flex subscriber carrier systems where each system comprises one Line Unit and from
one to six Channel Units (for a shelf maximum of two Line Units and 12 Channel Units)
Additionally, the shelf provides termination points for alarms, power, metallic bypass pairs, auxiliary
power pairs when using a doubler, and subscriber circuits (located on the backplane at the rear of the
shelf). The List 4 COT Shelf provides cable adapters with 25-pair Amphenol connector terminations
for the subscriber circuits.
Figure 1. FCS-718 COT Shelf
Use the List 4 FCS-718 COT 19-inch Shelf only with a List 4x (or higher) FRE-765
Remote Terminal Enclosure.
1.2
Features of the PG-Flex FCS-718 COT Shelf are:
universal mounting brackets for installing in a 19- or 23-inch equipment bay
wire-wrap connections for HDSL, alarm, metallic bypass pairs, and auxiliary power pairs (when
using a doubler)
screw terminal connections for frame ground and dual Central Office (CO) battery
DB-25 connector for Network Management Analysis (NMA) communications
25-pair Amphenol cable adapters for connection to CO switch subscriber lines
25-pair Amphenol connector for PGTC test interface
Summary of Contents for PairGain PG-Flex FCS-718
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