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VERSA COMM+4.LPCI
User Manual | 7406
1
© Sealevel Systems, Inc.
7406 Manual | SL9066 7/2021

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Summary of Contents for SeaLevel VERSA COMM+4.LPCI

  • Page 1 VERSA COMM+4.LPCI User Manual | 7406 © Sealevel Systems, Inc. 7406 Manual | SL9066 7/2021...
  • Page 2: Table Of Contents

    APPENDIX B – HOW TO GET ASSISTANCE.................................. 14 APPENDIX C – ELECTRICAL INTERFACE ..................................15 APPENDIX D – ASYNCHRONOUS COMMUNICATIONS ............................. 16 APPENDIX E – SILK SCREEN ......................................17 APPENDIX F – COMPLIANCE NOTICES..................................18 WARRANTY ............................................19 © Sealevel Systems, Inc. 7406 Manual | SL9066 7/2021...
  • Page 3: Introduction

    VERSA COMM+4.LPCI allows for connection to any device utilizing the RS-232 electrical interface, such as modems, data-entry terminals, and plotters. The VERSA COMM+4.LPCI ships with a Low Profile PCI bracket that will only work in a Low Profile PCI slot. If you need a standard size PCI bracket, please order Item# 7406S.
  • Page 4: Before You Get Started

    Before You Get Started What’s Included The VERSA COMM+4.LPCI is shipped with the following items. If any of these items are missing or damaged, please contact Sealevel for replacement. • VERSA COMM+4.LPCI Serial I/O Adapter Item# 7406 ships with a Low Profile PCI bracket Item# 7406S ships with a standard size PCI bracket •...
  • Page 5: Card Setup

    Card Setup Clock Modes The VERSA COMM+4.LPCI employs a unique clocking option that allows the end user to select from divide by 4 and divide by 1 clocking modes. This mode is selected at E1. To select the Baud rates commonly associated with COM: ports (i.e., 2400, 4800, 9600, 19.2, … 115.2K Bps) place the jumper in the divide by 4 mode (silk-screen DIV4).
  • Page 6 If your communications package allows the use of Baud rate divisors, choose the appropriate divisor from the following table: For this Data Rate Choose this Divisor 1200 bps 2400 bps 4800 bps 9600 bps 19.2K bps 38.4K bps 57.6K bps 115.2K bps 230.4K bps 460.8K bps © Sealevel Systems, Inc. 7406 Manual | SL9066 7/2021...
  • Page 7: Installation

    Only users running Windows 7 or newer should utilize these instructions for accessing and installing the appropriate driver via Sealevel’s website. If you are utilizing an operating system prior to Windows 7, please contact Sealevel by calling 864.843.4343 or emailing support@sealevel.com...
  • Page 8 For additional software support, including QNX, please call Sealevel Systems’ Technical Support, (864) 843- 4343. Our technical support is free and available from 8:00 AM - 5:00 PM Eastern Time, Monday through Friday. For email support contact: support@sealevel.com.
  • Page 9: Physical Installation

    5. Replace the screw. (This is required to ensure FCC Part 15 compliance.) 6. Install the cable. (CA199 or CA200) 7. Replace the cover. 8. Connect the power cord Installation is finished. © Sealevel Systems, Inc. 7406 Manual | SL9066 7/2021...
  • Page 10: Technical Description

    Technical Description The VERSA COMM+4.LPCI utilizes the 16C854 UART. This chip features programmable baud rate, data format, interrupt control and a 128-byte input and output FIFO and is functionally 4 16C850 UARTs. Connector Pin Assignments DB-25 Female (RS-232 DTE) Signal...
  • Page 11 RTS to CTS and RI. Also, connect DCD to DTR and DSR. Terminating these pins, if not used, will help insure you get the best performance from your adapter. © Sealevel Systems, Inc. 7406 Manual | SL9066 7/2021...
  • Page 12: Specifications

    10 to 90% R.H. Non-Condensing Manufacturing All Sealevel Systems Printed Circuit boards are built to UL 94V0 rating and are 100% electrically tested. These printed circuit boards are solder mask over bare copper or solder mask over tin nickel. Power Consumption...
  • Page 13: Appendix A - Troubleshooting

    No two adapters can occupy the same I/O address. Make sure the Sealevel Systems adapter is using a unique IRQ The IRQ is typically selected via an on-board header block. Refer to the section on Card Setup for help in choosing an I/O address and IRQ.
  • Page 14: Appendix B - How To Get Assistance

    If possible, please have the adapter installed in a computer ready to run diagnostics. 3. Sealevel Systems provides an FAQ section on its web site. Please refer to this to answer many common questions. This section can be found at http://www.sealevel.com/faq.asp.
  • Page 15: Appendix C - Electrical Interface

    0 (space) and -12 volts (-3 to -10 volts) denote a binary 1 (mark). The RS-232 and the EIA/TIA-574 specification define two types of interface circuits Data Terminal Equipment (DTE) and Data Circuit-Terminating Equipment (DCE). The Sealevel Systems Adapter is a DTE interface. © Sealevel Systems, Inc.
  • Page 16: Appendix D - Asynchronous Communications

    The communication parameters are baud rate, parity, number of data bits per character, and stop bits (i.e.,9600,N,8,1). © Sealevel Systems, Inc. 7406 Manual | SL9066 7/2021...
  • Page 17: Appendix E - Silk Screen

    Appendix E – Silk Screen 2.536" 4.721" © Sealevel Systems, Inc. 7406 Manual | SL9066 7/2021...
  • Page 18: Appendix F - Compliance Notices

    Always use cabling provided with this product if possible. If no cable is provided or if an alternate cable is required, use high quality shielded cabling to maintain compliance with FCC/EMC directives. © Sealevel Systems, Inc. 7406 Manual | SL9066 7/2021...
  • Page 19: Warranty

    Sealevel's commitment to providing the best I/O solutions is reflected in the Lifetime Warranty that is standard on all Sealevel manufactured I/O products. We are able to offer this warranty due to our control of manufacturing quality and the historically high reliability of our products in the field. Sealevel products are designed and manufactured at its Liberty, South Carolina facility, allowing direct control over product development, production, burn-in and testing.

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