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Black Box 2- to 4-Wire Hybrid Converter Installation Manual
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Black Box 2- to 4-Wire Hybrid Converter Installation Manual

Black Box 2- to 4-Wire Hybrid Converter Installation Manual

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MAY 1998
MC118A
2- to 4-Wire Hybrid Converter
CUSTOMER
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
SUPPORT
FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
INFORMATION
Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
Web site: www.blackbox.com • E-mail: info@blackbox.com

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Summary of Contents for Black Box 2- to 4-Wire Hybrid Converter

  • Page 1 Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500) SUPPORT FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 INFORMATION Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018 Web site: www.blackbox.com • E-mail: info@blackbox.com...
  • Page 2 2- TO 4-WIRE HYBRID CONVERTER FEDERAL COMMUNICATIONS COMMISSION INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTS This equipment generates, uses, and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause interference to radio communication. It has been tested...
  • Page 3 2- TO 4-WIRE HYBRID CONVERTER NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY STATEMENT INSTRUCCIONES DE SEGURIDAD 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura.
  • Page 4 2- TO 4-WIRE HYBRID CONVERTER 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada. 13. Los cables de la fuente de poder deben ser guiados de tal manera que no sean pisados ni pellizcados por objetos colocados sobre o contra ellos, poniendo particular atención a los contactos y receptáculos donde salen del...

  • Page 5: Table Of Contents

    2- TO 4-WIRE HYBRID CONVERTER Contents Chapter Page 1. Specifications ........... . . 5 2.

  • Page 6: Specifications

    2- TO 4-WIRE HYBRID CONVERTER 1. Specifications Operation—Half-duplex Protocol—Transparent CE Approval—Yes Impedance—600 ohms Through Signal Loss—Less than 6 dBm Hybrid Rejection—Greater than 30 dBm Interface—4-wire VF circuit Connectors—(2) RJ-11, (2) screw terminals Power—From attached device " " " Size—1.5 H x 3.5 W x 2.3...

  • Page 7: Introduction

    2- TO 4-WIRE HYBRID CONVERTER 2. Introduction With the 2- to 4-Wire Converter, you can use a 2-wire modem on a 4-wire leased telephone line. It’s a passive device that enables conversion of 2-wire analog modems for use on 4-wire 600-ohm leased lines. The Converter connects to the modem and the line via your choice of RJ-11 or screw-terminal connectors.

  • Page 8: Installation

    2- TO 4-WIRE HYBRID CONVERTER 3. Installation 3.1 What to Do First The Converter is designed to work with 2-wire leased-line modems with a transmit level of 0 dBm. Make sure that your modem is set at this level before you install the Converter.
  • Page 9 2- TO 4-WIRE HYBRID CONVERTER 3. Your Converter is installed and ready for operation.

  • Page 10: Application

    2- TO 4-WIRE HYBRID CONVERTER 4. Application Figure 4-1 shows a typical application of the 2- to 4-Wire Hybrid Converter. Figure 4-1. Typical application of the Converter.
  • Page 11 © Copyright 1998. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746...