Telenetics DSP9612RM manual Chapter Introduction

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Chapter 1

Introduction

ongratulations for purchasing the finest industrial-grade fast- Cpoll rack-mount modem available.

The Telenetics DSP9612RM (Flash Poll) modem is a 9600/4800/0-1800 bps rack-mount modem designed for 4-wire, full- duplex or 2-wire, half-duplex operation over a voice-band leased line. The modem is designed utilizing the latest digital-signal processing (DSP) technology to achieve high performance. The modem employs Telenetics’ proprietary modulation and encoding scheme to achieve fast modem training time. It is also backward compatible with Bell 202 modems.

The modem can be installed in either a Telenetics or a Motorola/UDS RM16M Universal Data Shelf. The modem occupies only one rack slot, eliminating the hassle of equipment trays and power bricks required for “Plastic Box” modems. The modem is powered from the Universal Data Shelf.

The DSP9612RM modem is ideally suited for multi-point communication systems that require fast response time, short training time, and low throughput delay. The DSP9612RM is the most technologically advanced rack-mount modem on the market.

This User’s Guide is designed to let you get your modem “up and running” as quickly as possible. It contains all the information you need to install and configure your modem. It also contains troubleshooting information in the unlikely event you encounter a problem with your modem.

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Contents DSP9612RM Flash Poll Rack-Mount Modem User’s Guide Compliances Contents Contents Chapter Introduction Features Ancillary Documentation ApplicationsIntroduction Additional Items You Need Chapter InstallationUnpacking Your Hardware Front View of Modem Hardware OverviewComponent View Configuring the Modem Installation SummaryConfiguring the Modem SW1-1 through SW1-4 − Transmit Level high- & low-speed modes SW1-5 − Receiver Dynamic Range high- & low-speed modes SW2-1 − Fast Poll/FSK high- & low-speed modes SW2-8 − Carrier Control high- & low-speed modes Low-Speed FSK Mode SW1-1 through SW1-4 Switch Settings SW1-6 and SW1-7 − RTS-CTS Delay low-speed mode only SW2-2 − CD Delay low-speed mode only SW2-5 − Soft Carrier low-speed mode only Installing the Modem in the Universal Data Shelf Installing the Modem in the Universal Data ShelfInstalling the Modem Modular Jack Connectors Connecting to a Transmission LineConnecting an RS-232 Device DLB LEDsIllustrates these three diagnostics Loopback Control SwitchProblem Solving Appendix a TroubleshootingPage General Specifications Appendix B SpecificationsMechanical Specifications RS-232 RTU Interface Back-to-Back Connections to a Second ModemCompliances Environmental SpecificationsAppendix C Limited Product Warranty Return Merchandise Authorization RMA Procedure Appendix D RMA Procedure