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Paradyne COMSPHERE 3830 Quick Reference

Comsphere 3800 series
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COMSPHERE 3800
SERIES MODEMS
MODEL 3830
QUICK REFERENCE
Document No. 3830-A2-GL10-00

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Summary of Contents for Paradyne COMSPHERE 3830

  • Page 1 COMSPHERE 3800 SERIES MODEMS MODEL 3830 QUICK REFERENCE Document No. 3830-A2-GL10-00...

  • Page 2: Document Feedback

    Copyright E 1999 Paradyne Corporation. All rights reserved. Printed in U.S.A. Notice This publication is protected by federal copyright law. No part of this publication may be copied or distributed, transmitted, transcribed, stored in a retrieval system, or translated into any human or computer language in any form or by any means, electronic, mechanical, magnetic, manual or otherwise, or disclosed to third parties without the express written permission of Paradyne Corporation, 8545 126th Ave.

  • Page 3: Model 3830 Modem Package

    Select Service & Support Technical Manuals Select the following document: 3830-A2-GB91 COMSPHERE 3800 Series Modems Model 3830 User’s Guide To request a paper copy of a Paradyne document: Within the U.S.A., call 1-800-PARADYNE (1-800-727-2396) Outside the U.S.A., call 1-727-530-8623 Model 3830 Modem Package After opening the modem’s package, check for damage and verify that the following...

  • Page 4: Customer-Supplied Equipment

    19,200 bps or distances greater than 50 feet. The rear panel of the Model 3830 modem has the following switches and connectors: An ON/Off power switch. A 5-pin DIN type power receptacle for ac power transformer.

  • Page 5: Dte Connection

    DTE Connection " Procedure To connect the EIA-232-D cable and ferrite choke from the modem to the DTE: 1. Make sure the modem’s rear panel power switch is Off. 2. Connect the DB-25-P (plug) connector on the cable to the DB-25-S (socket) connector labeled DTE on the modem’s rear panel.
  • Page 6 Procedure For 2-wire leased line connection to a JM8 network interface, refer to Appendix C, Pin Assignments , in the User’s Guide. To connect a Model 3830 modem to the 6-pin, center pair, leased-line network interface: 1. Insert the 6-position, 4-conductor modular plug into the jack labeled LINE.

  • Page 7: Communications Software Installation

    This software, which is installed on the PC, uses the AT command set to send instructions to the modem. The Model 3830 can be used with any standard communications software. Many of the following procedures require that your communications software be running so you can pass commands to the modem.

  • Page 8: Selecting Factory Configuration Options

    Selecting Factory Configuration Options After the modem passes the power-up self-test, it can be configured for operation using one of two factory preset configurations. These factory preset templates contain the most commonly used configuration options (straps) for Asynchronous Dial and UNIX hardware network configurations. Your modem is shipped from the factory with the Async Dial default configuration options stored in memory.

  • Page 9: Recovering At Commands

    AT commands and place the modem into a state known as Dumb mode. The Model 3830 is capable of normal operation when in Dumb mode. However, if the setting of a configuration option must be changed, it can only be accomplished using an AT command.

  • Page 10: Initialization Strings

    Keep in mind that the &C command is changed to Forced On (&C0), the &M and &Q commands are changed to Async mode with AT commands enabled (&M0 and &Q0), and the &S command is changed to Forced On (&S0). If these settings are not appropriate, then reset them to a desired choice before exiting AT Recovery mode.
  • Page 11 AT COMMANDS Bold text indicates Async Dial factory defaults. Attention Command Prefix/Autobaud Rate. Indicates a command string has started and determines the DTE’s data rate and parity. Repeat Last Command. Re-executes last command string. (Not to be preceded with AT or followed by pressing Enter.) Answer Mode.
  • Page 12 AT COMMANDS (continued) Loads contents of Active (Saved) into Active (Operating) and performs a reset. Performs a full modem reset. &Cn LSD Control &C0 Forced On. Forces LSD ON at all times. &C1 Standard RS232. LSD is ON when the remote modem’s carrier signal is detected.
  • Page 13 AT COMMANDS (continued) &Sn DSR Control &S0 Forced On. Forces DSR signal ON. &S1 Standard RS232. Modem controls DSR signal. &S2 Wink When Disc. DSR signal turns Off for approximately 1 to 2 seconds upon disconnecting. &S3 Follows DTR. Modem sends DSR to DTE when it receives DTR from DTE.

  • Page 14: Result Codes

    AT COMMANDS (continued) Error Control Mode Buffer Mode. Modem does not use error control; DTE rate can differ from VF rate. Direct Mode. Modem does not use error control; DTE rate and VF rate must be the same. MNP or Disc. Modem disconnects if it does not connect in MNP mode.
  • Page 15 S-REGISTERS Register Description Factory Setting Auto-Answer Ring Number AT Escape Character Carriage Return Character Line Feed Character Backspace Character Blind Dial Pause No Answer Time-out “,” Pause Time for the Dial Modifier No Carrier Disconnect Escape Guard Time Test Time-out RTS/CTS Delay 1800 Hz Training Tone Auto Redial (Leased Line)
  • Page 16 S-REGISTERS (continued) Register Description Factory Setting Access from Remote CT111 Rate Control V.25bis Coding V.25bis Idle Character V.25bis New Line Character Line Current Disconnect NMS Call Messages Directory Location 1 Callback Make Busy Via DTR Network Position Network Management Address V.32bis Dial Autorate DTR Alarm Reporting V.32bis Dial Automode...

  • Page 17: Important Safety Instructions

    Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. This product is intended to be used with a 3-wire grounding type plug – a plug which has a grounding pin. This is a safety feature. Equipment grounding is vital to ensure safe operation.

  • Page 18: Government Requirements And Equipment Return

    (REN) for this equipment. The label is located on the bottom of the Model 3830 modem. 2. For the Model 3830 standalone modem, the Universal Service Order Code (USOC) for Permissive mode is RJ11C. The Canadian equivalent to the USOC is CA11.
  • Page 19 RENs, contact the telephone company to determine the maximum RENs for the calling area. 4. If the Model 3830 modem causes harm to the telephone network, the telephone company will notify you in advance that temporary discontinuance of service may be required.
  • Page 20 Load Numbers of all devices does not exceed 100. If your equipment is in need of repair, refer to Warranty, Sales, and Service Information inside the cover of this document. *3830-A2-GL10-00* *3830–A2–GL10–00*...

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