3Com 3C882 manual IBM PC or Compatible Requirements, Apple Macintosh Requirements

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Before You Install the 3C882 ISDN Modem

1-6

IBM PC or Compatible Requirements

An IBM-compatible PC must have the following:

■A 386, 486, or Pentium processor

■Microsoft Windows 95, Windows NT, or Windows 3.x, MS-DOS, or IBM PC DOS 3.x

■640 KB of conventional memory

■A hard disk drive with 2 MB of free space

■A high-density 3.5-inch ﬂoppy diskette drive

■VGA or compatible video graphics adapter and monitor (color recommended)

■An available serial communications port

For 230.4 Kbps data rate. You will need an enhanced serial port card and COM port driver software which support 230.4 Kbps.

For 115.2 Kbps data rate. 3Com recommends that your IBM or IBM-compatible PC serial COM port be equipped with a 16C550 UART (universal asynchronous

receiver/transmitter). To determine what UART is installed in your PC, run the Microsoft Diagnostic Program (msd) from the DOS prompt.

Apple Macintosh Requirements

An Apple Macintosh computer must have the following:

■An available serial communications port

■System 7 or later operating system

■A hard disk drive with 2 MB of free space

■A high-density 3.5-inch ﬂoppy diskette drive

Image 18

Contents 3COMIMPACT IQ External Isdn Modem User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Year Limited Warranty Contents Conﬁguring Multilink PPP Placing Isdn Data CallsAT&T 5ESS Custom Switch A-4 RegistersWorld Wide Web Site Support from 3Com E-4 Returning Products for Repair E-4Figures Main 3C882 Conﬁguration Steps for a Macintosh Tables Pin DescriptionsAbout this Guide How to Use This GuideAdvanced configuration Chapter IntroductionConventions Network Access with the 3C882 Isdn Modem Introduction3C882 Isdn Modem Features Easy Installation and Use3C882 Isdn modem provides the following features Isdn Standards and Interface High PerformanceProtocols Ansi V.120 rate adaptionWarranty Voice FeaturesDiagnostics Security3C882 Isdn Modem Package Contents Before You Install the 3C882 Isdn ModemIBM PC or Compatible Requirements Apple Macintosh RequirementsIsdn Information Sheet Isdn Switch TypeIsdn Information 3ComImpact IQ Isdn ModemBefore You Install the 3C882 Isdn Modem Installing the 3C882 Main hardware installation steps are depictedFront Panel LED Indicators Familiarizing Yourself with the 3C882 Isdn ModemColor Description Front Panel LED Indicator DeﬁnitionsAs power is supplied to the unit GreenInstalling a Serial Cable You will need the following type of serial cableInstalling the Isdn Cable Installing Analog Equipment Analog Equipment ConnectionInstalling Analog Equipment Installing the Power Cable Power Cable ConnectionConﬁguring the 3C882 Isdn Modem for a PC Configuration for ANIBM-COMPATIBLE PC Main steps are shown in FigureInstalling the 3C882 Software To install the 3C882 Isdn modem softwareClick OK Running Spid Wizard Double-click the 3ComImpact IQ 3.0 icon shown in FigureYou will see a start message, as shown in Figure First Telephone Number Dialog Box for PC Second Telephone Number Dialog Box for PC Click Finish Conﬁguration dialog box buttons do the followingConfiguring the 3C882 Isdn Modem for a PC Conﬁguring Multilink PPP Appears Click FinishConﬁguring the B Channel Rate Conﬁguring Voice Call RoutingConfiguring the 3C882 Isdn Modem for a PC Verifying the Conﬁguration 11 Conﬁguration for One Telephone Number & Two DevicesConfiguring the 3C882 Isdn Modem for a PC Setup Using Windows 12 New Hardware Dialog Box13 Install From Disk Dialog Box 15 Install New Modems Dialog Box 16 Modem Manufacturers and Models Dialog Box Setup Using Windows NT RAS 17 Network Settings Dialog Box 18 Remote Access Setup Dialog BoxRemote Access Setup dialog box appears Conﬁgure Port dialog box appearsConfiguration for AN Apple Macintosh Computer Conﬁguring the 3C882 Isdn Modem for a Macintosh ComputerMessage box appears Click Continue. -3 appearsClick OK This completes the software installation procedure Click Continue. -4 appears3ComImpact IQ Program Icon Select Modem Port ScreenSpid Wizard Start Screen 10 First Telephone Number Screen for Macintosh 11 Second Telephone Screen for Macintosh 12 Successful Conﬁguration Screen Quit. Click Quit to leave the Conﬁguration dialog box Configuring the 3C882 Isdn Modem for a Macintosh Computer 15 Conﬁguration for One Telephone Number per Device Verifying the Conﬁguration Configuring the 3C882 Isdn Modem for a Macintosh Computer Advanced Configuration Advanced Conﬁguration Parameter Default ValuesDBA Auto Answer Baud RateChanging The Parameter Settings Send the command AT $B 230400 to the 3C882 Isdn modemType Auto Answer DisabledAutobaud Enabled AnswerPlacing and Receiving CallsPlacing Isdn Data Calls Placing Calls Automatically Placing Calls ManuallyPlacing Multilink PPP Calls Placing a 56K TollSaver Call An example is as follows ATD 1 908 555 1212 & 1 908 555An example is as follows Atdd 1 908 555 When the 3C882 Isdn modem receives a voice call,Receiving Isdn Data Calls Channels ﬂash and then remain litPlacing Voice Calls Using an Analog Phone Port Receiving Voice Calls Using an Analog Phone PortTroubleshooting Checking the BasicsMonitoring LEDs Monitoring the Test LEDMonitoring the D Channel LED Evaluating Symptoms and Solutions Monitoring the B Channel LEDsCannot be sent Upon power up Previous firmware Symptom Possible Cause SolutionLED remains lit Properly configured You receive a Do not remain Or application software orDownloading Firmware to Your 3C882 Isdn Modem Using On-Line HelpFinding More Information Contacting Technical Support Following on-line help is availablePlacing the Isdn Order Through Your Telephone Company Ordering Isdn ServicePlacing the Isdn Order Through 3Com Give the representative the 3C882 Isdn modem Isdn codeTable A-1 Isdn Order Codes Number of Telephone Numbers Package K Package UTelephone company with the information provided SwitchCircuit-switched Data Table A-2Switch Provided in Table A-4 To order Isdn service for the Northern Telecom DMSSwitch, supply the telephone company with the information DynamicEwsd Key System Ekts Flexible Call Offering FCO Yes †AT Commands REGISTERS, and Result Codes AT Command Set\Q0 disables flow control Host computer defaultAnswer mode only Hardware flow control default+++ Enter command state Settings AT \SReset AT Z \T0 disables inactivity timer defaultRegisters Registers except S0 are the 3Com extended registersIsdn Default S65 Isdn Caller ID for Voice Calls for Phone Port S75 Connection Delay Result Codes Table B-3 lists the 3C882 Isdn modem result codesSpecifications 3C882 Isdn Modem SpeciﬁcationsRS-232 COM Port Pin Speciﬁcations Clear to Send CTS From Isdn modemPC Serial Cable Pin Speciﬁcations Macintosh Serial Cable Pin SpeciﬁcationsReceive Data RD Send Data SD Configuration Using Conﬁguration Using DOSTo copy the README.TXT ﬁle, at the C\3Com prompt, type Use the Space Bar to select the 3C882 Isdn modem’s COM port Configuration Using DOS On-line Technical Services 3Com Bulletin Board ServiceTechnical Support World Wide Web Site Call the telephone number nearest youTo use 3ComForum Log on to CompuServe 3ComFacts Automated Fax Service3ComForum on CompuServe Press Return to see the 3ComForum main menuSupport from 3Com U.S. and Canada, call 800 876 3266 for customer serviceSupport from Your Network Supplier Returning Products for RepairGlossary Async-Sync PPP ConversionChannel COM port Isdn LayerPlain old telephone service 120Numerics Analog equipment installation 2-6 analog portIndex Apple macintosh requirements 1-6 Async-Sync PPPDMS 100 A-5 Data Using AT commands 6-2 voiceRegisters B-4 Serial cable installation Result codes B-8Index Limited Warranty Santa Clara, CA 95052-8145 408 3COM END User Software License Agreement For civilian agencies Interference Handbook Canadian Notice  1996, 3Com Corporation