Black Box 120H User Manual
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Black Box 120H User Manual

Black Box 120H User Manual

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FEBRUARY 1997
FX120A
Line Share 120H
CUSTOMER
Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX
SUPPORT
FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
Mail order: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
INFORMATION
Web site: www.blackbox.com • E-mail: info@blackbox.com

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  • Page 1 Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX SUPPORT FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 Mail order: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018 INFORMATION Web site: www.blackbox.com • E-mail: info@blackbox.com...
  • Page 2 If this equipment does cause harmful interference to radio or telephone reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one of the following measures: •...
  • Page 3 LINE SHARE 120H NORMAS OFICIALES MEXICANAS (NOM) 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. 3. Todas las advertencias en el aparato eléctrico y en sus instrucciones de operación deben ser respetadas.
  • Page 4 11. El aparato eléctrico deberá ser connectado a una fuente de poder sólo del tipo descrito en el instructivo de operación, o como se indique en el aparato. 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada.
  • Page 5 LINE SHARE 120H TRADEMARKS All applied-for and registered trademarks are the property of their respective owners.

  • Page 6: Table Of Contents

    3.1 Unpacking the Line Share 120H ......10 3.2 Ports on the Line Share 120H ......11 3.3 Placing the Line Share 120H .

  • Page 7: Specifications

    LINE SHARE 120H 1. Specifications Data Rate — Transparent Interface Type — 2-wire (tip & ring) Line Type — 2-wire dial Operation — Full-duplex Programming — From DTMF tones of phone Ringer Equivalency — 1 B Indicators — ON Connectors — (4) RJ-11 female Power —...

  • Page 8: Introduction

    This guide is designed to help you install and use the Line Share 120H. Please read through this guide and select the installation procedures appropriate for your specific application before attempting to connect or operate the Line Share 120H. According to standard industry practice, surge protection is recommended for use with all electronic devices.

  • Page 9: Installation

    LINE SHARE 120H The Line Share 120H is a single-line device that can be installed on any type of modular or non-modular system that consists of one or more lines, with one or more phones. A modular system consists of phone cables that can be connected and disconnected from a telephone device.

  • Page 10: Ports On The Line Share 120H

    3. Depending on the installation, a single line phone, and integrated phone/answering machine, multiple phones, or a telephone system (KSU or PBX) can be connected to this port. The Line Share 120H will route all calls to the TAD and PHONE ports simultaneously.

  • Page 11: Placing The Line Share 120H

    If you place the Line Share 120H on a flat surface, do not place it close to any peripheral equipment. Keep it approximately 2 to 3 feet (60 to 90 cm) away from all electronic equipment.

  • Page 12: Connecting The Line Share 120H

    • additional telephone cables—typically supplied with equipment by the manufacturer. You need additional telephone cables for as many pieces of equipment as you intend to connect to the Line Share 120H. If the equipment manufacturer does not provide the required cables, you can purchase them from your dealer.
  • Page 13 2. Plug the small end of the AC power cord provided with the Line Share 120H into the power input port labeled “12 VAC” on the back of the Line Share 120H. Plug the adapter into a standard AC outlet.
  • Page 14 FAX/MODEM port on the Line Share 120H. Set the modem to answer on 1 ring. The Line Share 120H has an automatic TAD Transfer feature (see Section 4.4 for more information on the TAD port). To disable this feature, connect your answering machine to the PHONE port of the Line Share 120H and connect your phone to the answering machine.

  • Page 15: Multiple Single-Line Phones

    3.4.2 I NSTALLATION ON A You can install the Line Share 120H in a phone configuration with multiple single-line phones by adding the Line Share 120H on a single extension. If the Line Share 120H is installed as an extension, choose the extension where the unit will be located and follow the procedure provided in Section 3.4.1.

  • Page 16: Installation On A Telephone System

    For the Line Share 120H to operate properly, it must be “in front” of the telephone system. In other words, it must connect directly to the incoming telephone line.
  • Page 17 LINE SHARE 120H Phone Line In FAX/ LINE-IN PHONE MODEM Connect the Line Share 120H to the last line in “roll over.” Figure 3-6. Installation on a Telephone System. Telephone System 12VAC...

  • Page 18: Operation

    “speed dial” memory. When you or your answering machine answer a call, you may hear a CNG tone; if the tone is present, the Line Share 120H will automatically route the call to the FAX/MODEM port. When you or your answering machine answer a call, you may hear a CNG tone;...

  • Page 19: Standard Operations

    • a CNG tone • an access code for the FAX/MODEM port # 9 9 If the Line Share 120H detects any of these signals, it routes the call to the FAX/MODEM port. If an unanswered call is transferred to the FAX/MODEM port, the Automatic Ring Reduction feature engages.

  • Page 20: Answering Calls With An Answering Machine

    FAX/MODEM port access code. In either case, you must remain on the line until your fax or computer modem answers. The Line Share 120H disconnects the TAD and PHONE ports when the fax or modem answers the call.

  • Page 21: Location

    To accommodate auto-dial faxes that do not produce CNG tones, the Line Share 120H monitors the line 20 seconds after a call is answered on the TAD port. If the Line Share 120H determines that a caller is not leaving a message on your answering machine during the next five-second period, the Line Share 120H transfers the call to the FAX/MODEM port.

  • Page 22: Placing An Outbound Call

    (Calling) Computer To have the calling modem automatically “over dial” the FAX/MODEM port access code and access the modem connected to the Line Share 120H, the caller must take into consideration whether the call is local or long distance. For remote access to the FAX/MODEM port on the Line Share 120H, instruct the caller to use the following dialing string in the modem’s software:...
  • Page 23 FAX/MODEM port. For long-distance remote access to the FAX/MODEM port of the Line Share 120H, instruct the caller to use the following dialing string in the modem’s software: ATDT 1 (phone number),,,,,#99,#99,#99,#99 The commas entered before the #99 are set to your answering machine’s...

  • Page 24: Troubleshooting/Helpful Hints

    • Check your power connection. If power is connected properly, make sure that you are using a 12-volt AC power adapter. • I don’t have dial tone with the phone(s) connected to the Line Share 120H. What should I do? •...
  • Page 25 © Copyright 1997. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746...

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Line share 120h fx120a

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