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PairGain PG-Flex FRC-751 Quick Start Manual

Rt channel unit
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PAIRGAIN TECHNOLOGIES
Technical Practice
Engineering - PLANT Series
P
G
AIR
AIN
CONTENTS
10. TROUBLESHOOTING
CAUTION
This product incorporates static sensitive components.
Proper electrostatic discharge procedures must be
T
ECHNOLOGIES
MODEL FRC-751 List 1
PairGain #150-1351-01
CLEI Code: VARHCD0CAA
PAGE
followed.
PG-F
LEX
2
2
3
4
4
4
5
5
5
5
Figure 1. FRC-751 Channel Unit, List 1, Front Panel. The
PairGain FRC-751 provides four POTS interfaces between a PG-
Flex Remote Terminal and the subscriber.
™
RT C
HANNEL
Section 363-751-100
Revision 01
February 12, 1996
U
NIT
Page 1

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Summary of Contents for PairGain PG-Flex FRC-751

  • Page 1: Table Of Contents

    This product incorporates static sensitive components. Proper electrostatic discharge procedures must be followed. Figure 1. FRC-751 Channel Unit, List 1, Front Panel. The PairGain FRC-751 provides four POTS interfaces between a PG- Flex Remote Terminal and the subscriber. Page 1...

  • Page 2: Product Overview

    Initial release. The line interface is a two-pair, 784-kbps full- 2.04 1.03 Features of the PG-Flex FRC-751 RT Channel Unit: duplex 2B1Q transmission format. The dual HDSL • Four POTS subscriber interfaces lines provide 24 64-kbps channels with signaling, and an •...

  • Page 3: Specifications

    Section 363-751-100 Revision 01 Figure 2. Typical PG-Flex Configuration. TABLE 1. PG-FLEX DISTANCES Loop Length Wire Gauge 12/24 Channel System Resistance 26 AWG (0.4 mm) 9.0 kft (2.8 km) 24 AWG (0.5 mm) 12.3 kft (3.8 km) 22 AWG (0.6 mm) 16.1 kft (5.0 km) 19 AWG...

  • Page 4: Certification

    Section 363-751-100 Revision 01 4. CERTIFICATION to PairGain for repair. Any modifications of the unit by anyone other than an authorized PairGain representative will 4.01 FCC Compliance. The FRC-751 Channel Unit void the warranty. complies with the limits for Class A digital devices pursuant to Part 15 of the FCC rules.

  • Page 5: Front Panel

    If the Flashing Green—the channel is ringing (the LED shipment is short or irregular, contact PairGain will track the ringing) or the line has been switched as described in Section 5. If you must store the to the test pair.
  • Page 6 CO between the CO switch and the COT. If audible level is acceptable, replace the COT Channel Unit. Channel Unit and/or RT Channel Unit. Otherwise, the problem is in the CO switch. Copyright © 1996, PairGain Technologies, Inc. PairGain is a registered trademark, CopperOptics and HiGain are trademarks of PairGain Technologies, Inc. Page 6...

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150-1351-01