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MultiTech
Systems
Intelligent Serial Interface (ISI)
Model ISI551PC Card
Owner's Manual
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82031702
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NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a residential installation. This equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. However,
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Owner's Manual P/N 82031702, Rev. C ISI551PC This publication may not be reproduced, in whole or in part, without prior expressed written permission from Multi-Tech Systems, Inc.. All rights reserved. Copyright © 1995, by Multi-Tech Systems, Inc. Multi-Tech Systems, Inc., makes no representation or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose. Furthermore, Multi-Tech Systems, Inc., reserv
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TABLE OF CONTENTS CHAPTER 1 INTRODUCTION & DESCRIPTION 1.1 Introduction........................................... 1-1 1.2 Product Description ..............................1-2 1.3 How to Use This Manual ......................1-2 1.4 Technical Specifications ......................1-3 CHAPTER 2 HARDWARE INSTALLATION 2.1 ISI Card Installation ..............................2-1 2.2 Determining Current System Settings .2-1 2.3 Hardware Installation Procedure..........2-3 CHAPTER 3 SERVICE, WARRANTY,
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1.1 Introduction The introduction of high speed, data compression II TM modems, such as Multi-Tech's MultiModem Series, has shown that many PC serial ports are unable to keep up, essentially becoming a bottleneck for the entire system. The ISI551PC card provides processing power to reliably transmit data up to 115.2K bps. Using an ISI enables your system's processor to perform more efficiently. This is because the ISI handles all of the byte-by-byte interrupts generated by the asynchronou
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This manual contains product specifications, installation instructions, configuration and technical support information which will assist you in the operation process. It is assumed that you have basic PC skills at the very least. Therefore, we have not included step-by-step instructions for basic operations such as logging in and file editing, etc. 1.2 Product Description The ISI551PC card is a single port serial expansion card which adds data buffering for enhanced serial port performance
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This manual includes hardware configuration and installation procedures described in Chapter 2. Chapter 3 covers technical support, warranty and BBS information. Appendix A describes complete information on Base I/O addressing. 1.4 Technical Specifications Computer Requirements · 286-, 386- or 486- based PC or compatible Operating Temperature · 0° to 50°C (32° to 120°F) Serial Interface · RS232C, RS232D Bus Type · IBM PC standard (ISA bus) or EISA Power Consumption · 750 mAmps @ +5 VDC · 10
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Card Dimensions ISI551PC · 4.95" L x 2.375" W x .062" D · 12.5 cm L x 6.0 cm W x .16 cm D Baud Rates · Up to 115.2K bps Connector Types · One DB-9 on ISI551PC I/O Address · Set by hardware DIP-Switch, valid range 100H to 3F8H (See Appendix A) Interrupt Request · Set by hardware Jumper, valid IRQs -- 2, 3, 4, 5, 7, 10, 11, 12, & 15 1-4
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2.1 ISI Card Installation This chapter provides you with the procedures to install the Multi-Tech ISI551PC card in your ISA or EISA bus personal computer. Hardware installation involves: 1) Opening your PC. 2) Setting card configuration (determining I/O address DIP-Switch setting and IRQ jumper setting). 3) Installing the card into the PC. 2.2 Determining Current System Settings When you install a serial device into your computer, the processor must have a means of routing information to
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use the base I/O address of 380h, addresses 380h- 387h must be unused.) To select an unused I/O address and an IRQ value, it may be necessary to find out which values are already in use. To determine your system's current settings, refer to Appendix A. The ISI551PC is shipped with the IRQ set to level 3 and the base I/O address at 2F8 hex. If you are certain that these settings are not already in use, continue with the hardware configuration and installation. Note: If you choose IRQ 3 or 4, you
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2.3 Hardware Installation Procedure Perform the procedures in Table 2-1 to configure and install the ISI551PC card into your ISA or EISA bus host computer. Table 2-1 ISI Configuration and Installation Procedure Step Procedure 1 Make sure your computer and any peripheral equipment connected to it, are turned off. Failure to do so may damage both your ISI card and your PC. The card may be installed in any 286-, 386- or 486-based computer with an ISA or EISA bus architecture. F
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Table 2-1 (cont'd) ISI Configuration and Installation Procedure Step Procedure computer as instructed in your computers documentation. 3 Locate the unused slot(s) which you will be using for your ISI card, and remove the slot cover(s) per the instructions in your computers documentation. 4a The figure below shows the default settings for this card. Record any changes made to the Base I/O Address settings. The default Base I/O Address is 2F8 (COM2). The valid ran
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Table 2-1 (cont'd) ISI Configuration and Installation Procedure Step Procedure 4b Select a unique I/O Address for your ISI551PC card using the block of 8-position DIP-Switches on your ISI circuit board. Figure 2-3 shows various I/O addressing and IRQ settings. 5 Record any changes you make to these settings and keep them handy for the driver installation. Com Port I/O Address Setting IRQ Level COM1 COM2 COM3 COM4 Figure 2-3. I/O Address and IRQ Level Settings
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Table 2-1 (cont'd) ISI Configuration and Installation Procedure Step Procedure 6 Install the ISI card into the selected expansion slot(s) in the same manner as any other add-on card, as instructed in your computers documentation. 7 Fasten the retaining bracket to the computer chassis and replace the cover. 8 Connect the appropriate cable to the ISI card. The ISI551PC has one DB-9 connector. The DB-9 is a DTE-type serial port suited for the connection of Data Circuit- te
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If you are using MultiExpress communication software, note during your communication set-up that your ISI card is activated by choosing Serial and then Comm port selection. Do not use the MultiTech ISI selection for this card. The MultiTech ISI selection is used with ISI models ISI502 and ISI508, which are older legacy products. 2-7
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3.1 Introduction This chapter starts out with statements about your ISI551PC's 2-year warranty. The next section, Tech Support, should be read carefully if you have questions or problems with your ISI551PC. It includes the technical support telephone numbers, space for recording your ISI551PC information, and an explanation of how to send in your ISI551PC should you require service. The final two sections explain how to use our Bulletin Board Service (BBS), and a brief section on the CompuServe/
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which have been neglected, altered, abused, used for a purpose other than the one for which they were manufactured, repaired by the customer or any party without MTSs written authorization, or used in any manner inconsistent with MTSs instructions. MTSs entire obligation under this warranty shall be limited (at MTSs option) to repair or replacement of any products which prove to be defective within the warranty period, or, at MTSs option, issuance of a refund of the purchase price. Defectiv
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any questions about the operation of this unit, call 1-800-972-2439. Please fill out the ISI551PC information (below), and have it available when you call. If your ISI551PC requires service, the tech support specialist will guide you on how to send in your ISI551PC (see Section 3.3.2). 3.3.1 Recording ISI551PC Information Please fill in the following information on your Multi-Tech ISI551PC. This will help tech support in answering your questions. ISI551PC Model No.: ISI551PC Serial No.: ISI55
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3.3.2 Service If your tech support specialist decides that service is required, ISI551PCs may be sent (freight prepaid) to our factory. Return shipping charges will be paid by Multi-Tech Systems. Include the following with your ISI551PC: a description of the problem. return billing and return shipping addresses. contact name and phone number. check or purchase order number for payment if the ISI551PC is out of warranty. (The standard repair charge for this ISI551PC is $95. This price is
