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Teltone TLS-3A User Manual

Telephone line simulator

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User Manual

TLS-3A
Telephone Line Simulator
40-400-00010, Rev. B
Covers Model TLS-3A-01
Teltone Corporation
22121-20th Avenue SE
Bothell, Washington 98021-4408 USA
Phone: 1-800-426-3926 or
425-487-1515
Fax: 425-487-2288
E-mail: info@teltone.com
Website: www.teltone.com

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Summary of Contents for Teltone TLS-3A

  • Page 1: User Manual

    User Manual TLS-3A Telephone Line Simulator 40-400-00010, Rev. B Covers Model TLS-3A-01 Teltone Corporation 22121-20th Avenue SE Bothell, Washington 98021-4408 USA Phone: 1-800-426-3926 or 425-487-1515 Fax: 425-487-2288 E-mail: info@teltone.com Website: www.teltone.com...
  • Page 2 This page intentionally left blank.
  • Page 3: Table Of Contents

    Contents Introduction ... 3 1. Connectors and Lights ... 4 2. How to Install the TLS-3A ... 5 3. How to Operate the TLS-3A ... 6 4. Specifications ... 8 5. Warranty and Service ... 9 TLS-3A-01 Telephone Line Simulator...
  • Page 4 Copyright © 1995 Teltone Corporation. Teltone is a registered trademark of Teltone Corporation. Teltone Corporation 22121-20th Avenue SE...
  • Page 5: Introduction

    Either telephone can be used to call the other line. In other words, the TLS-3A is a simple telephone network in a box. When a telephone connection is not available, or when installing a...
  • Page 6: Connectors And Lights

    The green Power indicator alternates between full and half brightness when the TLS-3A is operating. If the Power indicator is dark, no power is connected to the TLS-3A. If it lights, but does not flicker, the TLS-3A’s internal processor is not working properly.
  • Page 7: How To Install The Tls-3A

    2. How to Install the TLS-3A Figure 2 Typical TLS-3A Installation The TLS-3A works with analog loop start telephone sets only. It will not work with ground start, proprietary, or digital phone sets. Follow these steps to install the TLS-3A: 1.
  • Page 8: How To Operate The Tls-3A

    3. How to Operate the TLS-3A 40-400-00010, Rev. B The TLS-3A has one talk path between the two lines. When a telephone connected to either line goes off-hook while the other is still on-hook, the off-hook telephone receives dial tone. If the other telephone is already off-hook, the second telephone off-hook will not receive dial tone (silence).
  • Page 9 A dialing error occurs when less than 7 digits are dialed or if the first digit is a 1 or 0 and less than 11 digits are dialed. The TLS-3A will issue a reorder tone (aka Fast Busy) approximately 8 seconds after the last DTMF digit is entered if a dialing error occurs.
  • Page 10 Use one of the two- or three-digit telephone numbers assigned to the line you want to call, or use any seven-digit telephone number. Like the public telephone network, the TLS-3A will not accept a seven-digit number with a 1 or 0 as the first digit. Such a number produces a reorder tone.
  • Page 11: Specifications

    DTMF tone on/off >40 ms Talk path attenuation 6 dB (nominal) On/off-hook detect <6 mA = on-hook >18 mA = off-hook Off-hook loop current >25 mA with 400 ohms total loop resis- tance On-hook detect >400 ms TLS-3A-01 Telephone Line Simulator...
  • Page 12: Warranty And Service

    Return Procedures If a unit is found to be defective, contact Teltone Repair Order Entry at 1-800-426-3926 or 425-487-1515 to obtain a Material Return Authori- zation (MRA) number. When returning units, provide the following...

This manual is also suitable for:

Tls-3a-01