3Com Cable Modem External Getting Started Manual
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3Com Cable Modem External Getting Started Manual

3Com Cable Modem External Getting Started Manual

3com cable modem external getting started guide
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Enlarged version
HomeConnect
Modem External with
USB Getting Started
Guide
http://www.3com.com/
Part No. 10038811
Published June 2000
TM
Cable

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Summary of Contents for 3Com Cable Modem External

  • Page 1 HomeConnect Modem External with USB Getting Started Guide http://www.3com.com/ Part No. 10038811 Published June 2000 Cable...
  • Page 2 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change. 3Com Corporation provides this documentation without warranty of any kind, either express or implied, including, but not limited to, implied warranties of merchantability, and fitness for a particular purpose.

  • Page 3: Table Of Contents

    Deciding Which Installation Process to Use Using USB with the Windows 98 Operating System Using the Cable Connections Uninstalling the Cable Modem (Windows 98 Operating System Only) Using USB with the Windows 2000 Operating System Uninstalling the Cable Modem (Windows 2000 Operating...
  • Page 4 Connectors and Switches on the Back of the Cable Modem IEWING THE ABLE ODEM UPPORT ESOURCES Support Resources World Wide Web 90-Day Free Installation Support Technical Support Hotline If You Are Still Having Problems If You Need to Return the Modem to Us...

  • Page 5: Before You Begin

    Plug-and-play USB operation ensures easy setup and installation. DOCSIS-compliance ensures interoperability with cable suppliers. 3Com’s extensive technical support organization provides you with the quick answers you need to get up and running. * NOTE: Please note that the following factors affect the...

  • Page 6: Contacting Your Local Cable Service Provider

    Contacting Your Local Cable Service Provider In order to use your cable modem, you need to set up an Internet access account with your local cable service provider.

  • Page 7: Preparing Your Workspace

    Internet access service. You should immediately consult your cable service provider and place of purchase to determine the proper 3Com modem to use. You can also visit the following URL for additional information: http://www.3com.com/cablemodem...

  • Page 8: You Will Need These Items

    Valuable free software products See “Using the Cable Connections CD” for more information. Also Needed To use the cable modem’s USB port: A PC running Windows 98 or Windows 2000 operating system. Currently, USB does not support the Macintosh operating system.

  • Page 9: Usb Installation

    Therefore, you should not have the USB cable and the Ethernet cable plugged into the cable modem at the same time. Having the USB and Ethernet cables plugged into the cable modem at the same time might prevent you from accessing the Internet.
  • Page 10 If you plan to have the cable line connected to a television as well as the cable modem, you will need a cable line splitter (not included). b Connect the USB cable line to the cable modem’s USB port and to the USB port on the computer.
  • Page 11 Using USB with the Windows 98 Operating System 4 Click Next. 5 Select Search for the best driver for your device. (Recommended) and click Next.
  • Page 12 2: USB I HAPTER NSTALLATION 6 Check the CD-ROM drive check box and click Next to search for the necessary driver files. 7 If Windows finds an updated driver, select The updated driver (Recommended) 3Com HomeConnect Cable Modem and click Next.
  • Page 13 Using USB with the Windows 98 Operating System 8 Click Next. The computer automatically copies the necessary driver files from the CD. The computer finishes copying the driver files and prompts you to insert the Windows 98 CD into the CD-ROM drive. 9 Insert the Windows 98 CD and click OK.
  • Page 14 2: USB I HAPTER NSTALLATION The computer automatically copies the necessary system files. 10 Click Finish after the computer has copied the necessary files.
  • Page 15 Link Status and Power LEDs are lighted a solid green. If you are powering up the cable modem for the first time, allow 15 minutes for this process to finish. See “Cable...

  • Page 16: Using The Cable Connections ™ Cd

    1 Close all open applications. 2 Click Windows Start and select Settings. 3 Click Control Panel. 4 Double-click Add/Remove Programs. 5 Select 3Com HomeConnect Cable Modem. Make sure you have selected the software you want to delete. If you ™...

  • Page 17: Using Usb With The Windows 2000 Operating System

    Add/Remove, the Windows deletes the software and you will have to re-install it. 6 Click Add/Remove. The system removes the 3Com HomeConnect Cable Modem software. 7 The system prompts you to restart the computer. Click Yes.
  • Page 18 2: USB I HAPTER NSTALLATION 3 The Found New Hardware Wizard screen appears. Insert the included Cable Connections CD into the CD-ROM drive and Click Next. 4 Select Search for a suitable driver for my device (recommended) and click Next.
  • Page 19 Using USB with the Windows 2000 Operating System 5 Check the CD-ROM drives check box and click Next to search for the necessary driver files. 6 The Found New Hardware Wizard displays the search results. Click Next to install the driver files for the cable modem.
  • Page 20 8 The Found New Hardware Wizard completes the driver installation. Click Finish to close the Found New Hardware Wizard. 9 Verify that the cable modem is operating properly. When the modem is operating properly, the cable modem Link Status and Power LEDs are lighted solid green.

  • Page 21: Uninstalling The Cable Modem (Windows 2000 Operating System Only)

    Hardware Wizard screen appears. 6 Click Next. 7 Select Uninstall/Unplug a device and click Next. 8 Select Uninstall a device. Choose this option to permanently uninstall a device and its driver. 9 Click Next. 10 Select 3Com HomeConnect Cable Modem and click Next.

  • Page 22: Troubleshooting The Usb Installation

    2: USB I HAPTER NSTALLATION 11 Verify that you have selected 3Com HomeConnect Cable Modem then select Yes, I want to uninstall this device. 12 Click Next. 13 Click Finish when Windows informs you that it has successfully uninstalled the selected device.
  • Page 23 Call your cable service provider to verify that their service is two-way. This modem is designed for use with two-way cable plants. If you are using a cable line splitter so that you can...
  • Page 24 HAPTER NSTALLATION c In the Ethernet Adapter Information group area, click the drop down arrow and select 3Com HomeConnect Cable Modem. d Click Release. The IP address changes to 0.0.0.0. e Click Renew to refresh the IP address. The refreshed address may or may not be the same as the original IP address.

  • Page 25: All Four Of The Leds On The Front Of My Cable Modem Are Lighted And Blinking

    All four of the LEDs on the front of my cable modem are lighted and blinking. Call your cable service provider or 3Com’s technical support for assistance. and press the...
  • Page 26 2: USB I HAPTER NSTALLATION All of the LEDs on the front of my modem look right, but I still cannot access the Internet. If the Power, Link Status LEDs, and Data Rate LEDs are lighted, the cable modem is operating properly. Try shutting down the computer and then turning it back on.
  • Page 27 Troubleshooting the USB Installation...
  • Page 28 2: USB I HAPTER NSTALLATION...

  • Page 29: Ethernet Installation

    Therefore, you should not have the USB cable and the Ethernet cable plugged into the cable modem at the same time. Having the USB and Ethernet cables plugged into the cable modem at the same time might prevent you from accessing the Internet.
  • Page 30 Configuring the TCP/IP Protocol on a Windows PC You need to have an Ethernet network interface card (NIC) and the TCP/IP communications protocol installed on your system before you install the cable modem. Follow these instructions to verify that TCP/IP is installed and configured correctly.
  • Page 31 TCP/IP. Windows 2000 TCP/IP binding If a similar entry is present, you can now connect the cable modem. Go to “Connecting the Cable Modem” for the instructions. However, if a similar entry is not present, complete the following steps.
  • Page 32 3: E HAPTER THERNET NSTALLATION 2 Click Edit on the Finder (gray bar) at the top of the screen. Scroll down to the bottom of the menu and click User Mode. 3 Click Advanced then click OK. 4 Click the Up/Down selector arrows (to the right of Configure) and select Using DHCP Server.
  • Page 33 Setting Up the Computer to Use an Ethernet Connection 5 Click Options. Then click Active. In some cases, the Load only when needed check box does not appear. If it is visible, click the box. A check mark appears in the box. 6 Click OK.
  • Page 34 3: E HAPTER THERNET NSTALLATION 8 Verify that there is a hardware address listed in the TCP/IP Info screen. If there is, click OK and close the TCP/IP Control Panel (click File and scroll down to click Close). If there is no hardware address listed in the TCP/IP Info screen, you must reset the computer’s Parameter RAM.

  • Page 35: Connecting The Cable Modem

    When the cable modem is operating properly, the cable modem Link Status and Power LEDs are lighted a solid green. If you are powering up the cable modem for the first time, allow 15 minutes for this process to complete. See “Cable...

  • Page 36: Using The Cable Connections Cd

    Using the Cable Connections CD You do not need to install the included Cable Connections CD to use the Ethernet port on the cable modem. You will, however, want to discover the valuable free software products included on the CD.
  • Page 37 Troubleshooting the Ethernet Installation cables so that the cable modem is connected directly to the cable wall jack. Then try reconnecting to your cable service provider. Check for a resource conflict. To do this, right-click the My Computer icon on the Windows desktop. Then click Properties.
  • Page 38 3: E HAPTER THERNET NSTALLATION e Click Renew to refresh the IP address. The refreshed address may or may not be the same as the original IP address. To release and renew the IP address for the Windows 2000 operating system: a Click Windows Start and select Programs, then Accessories.
  • Page 39 All four of the LEDs on the front of my cable modem are lighted and blinking. Call your cable service provider or 3Com’s technical support for assistance. All of the LEDs on the front of my modem look right, but I still cannot access the Internet.
  • Page 40 3: E HAPTER THERNET NSTALLATION The power on my modem goes on and off sporadically. The Link Status light never stops blinking. You may be using the wrong power adapter. Check that the power adapter you are using is the one that came with...
  • Page 41 Troubleshooting the Ethernet Installation...
  • Page 42 3: E HAPTER THERNET NSTALLATION...

  • Page 43: Cable Modem Operation

    LEDs on the Front of the Modem Power - Indicates power is applied to the cable modem. This light is solid green when the modem is on. You will also hear an audio notification once power is applied.

  • Page 44: Led On The Back Of The Modem

    LED, there may or may not be an audio notification associated with this LED. The LED on the back of the cable modem (located near the power jack) is a status LED. The following chart explains...

  • Page 45: Connectors And Switches On The Back Of The Cable Modem

    Connectors and Switches on the Back of the Cable Modem Connectors and Switches on the Back of the Cable Modem 1 Power Jack: This is where you plug in the power adapter that came with the cable modem. Remember to use only the power adapter that came with the cable modem.
  • Page 46 4: C HAPTER ABLE ODEM PERATION...

  • Page 47: Viewing The Cable Modem S Configuration

    IEWING THE ’ ODEM You can use the 3Com Web-based configuration software to configure the cable modem. NOTE: If you do not currently have a Web browser installed on the computer, you can find the two most popular browsers, Netscape Navigator and Microsoft’s Internet Explorer, on the Cable Connections CD included with the modem.
  • Page 48 IEWING THE ABLE Session Status: Click this option to launch the Cable Modem Status screen. This screen displays both the cable modem status and operational parameters. The status describes the downstream and upstream characteristics. The valid range of the Transmit Power Level is 8 dbmV to 58 dbmV.
  • Page 49 URL Change: Click this option to launch the Change Cable Modem URL screen. On this screen, you can change the URL that you use to access all of these configuration screens. After you change the URL setting, type it into your browser’s URL window to access these configuration screens.
  • Page 50 5: V ’ HAPTER IEWING THE ABLE ODEM ONFIGURATION...

  • Page 51: Support Resources

    You can send a message to technical support by clicking Contact Us in the “Site Tools” section of this Web site. 90-Day Free Installation Support 3Com offers free installation support for this product for 90 days after purchase. Please call the following toll-free number: After the 90-day limit, refer to our regular technical support hotline.

  • Page 52: If You Need To Return The Modem To Us

    6: S HAPTER UPPORT ESOURCES If your dealer cannot help you, contact 3Com Technical Support. When you call, specify the modem's serial number (found on the modem and on the outside of the box) and the software being used. If You Need to Return the Modem to Us Contact 3Com Customer Support.

  • Page 53: Regulatory Information And Limited Warranty

    Manufacturers Declaration of Conformity FCC Declaration of Conformity We declare under our sole responsibility that the Description: 3Com HomeConnect Cable Modem External with USB To which this declaration relates, is in conformity with the following standards or other normative documents: ANSI C63.4-1992 Methods of Measurement...

  • Page 54: Fcc Notice: Radio And Television Interference

    7: R HAPTER EGULATORY NFORMATION AND FCC Notice: Radio and Television Interference 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 in a residential installation.

  • Page 55: Ul/C Ul Listing

    UL/c UL Listing: This Information Technology Equipment is UL and C-UL listed for both the US and Canadian markets respectively. Canadian Notice: This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the interference-causing equipment standard entitled Digital Apparatus, ICES-003 of Industry Canada.

  • Page 56: International Declaration Of Conformity

    7: R HAPTER EGULATORY NFORMATION AND INTERNATIONAL DECLARATION OF CONFORMITY Electromagnetic Compatibility This equipment was tested and found to conform to the Council Directive 89/336/EEC for electromagnetic compatibility. Conformity with this Directive is based upon compliance with the following harmonized standards: CISPR 22:1997 Limits and Methods of Measurements of Radio Interference.

  • Page 57: Special Notes

    Special Notes: Japan Performance Specifications This equipment has a bit-error rate (BER) less than 10 when the signal-to-noise ratio (SNR) is 23.5 dB or greater when operating in 64 QAM mode, and when the SNR is 30.0 dB or greater when operating in 256 QAM mode. Export Notices Unlawful to export from the US or Canada without an approved US Department of Commerce export license.

  • Page 58: 3Com Corporation Limited Warranty

    (90) days from the date of purchase from 3Com or its authorized reseller. 3Com warrants the media containing software against failure during the warranty period. No updates are provided.

  • Page 59: Year 2000 Warranty

    For any third party products listed in the 3Com software product documentation or specifications as being compatible, 3Com will make reasonable efforts to provide compatibility, except where the non-compatibility is caused by a “bug”...

  • Page 60: Obtaining Warranty Service

    Products returned to 3Com's Corporate Service Center must be pre-authorized by 3Com with a User Service Order (USO) number marked on the outside of the package, and sent prepaid and packaged appropriately for safe shipment, and it is recommended that they be insured or sent by a method that provides for tracking of the package.

  • Page 61: Warranties Exclusive

    WARRANTED ABOVE, CUSTOMER'S SOLE REMEDY FOR BREACH OF THAT WARRANTY SHALL BE REPAIR, REPLACEMENT, OR REFUND OF THE PURCHASE PRICE PAID, AT 3COM'S OPTION. TO THE FULL EXTENT ALLOWED BY LAW, THE FOREGOING WARRANTIES AND REMEDIES ARE EXCLUSIVE AND ARE IN LIEU OF ALL OTHER...

  • Page 62: Disclaimer

    7: R HAPTER EGULATORY NFORMATION AND PRODUCTS, EVEN IF 3COM OR ITS AUTHORIZED RESELLER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES, AND LIMITS ITS LIABILITY TO REPAIR, REPLACEMENT, OR REFUND OF THE PURCHASE PRICE PAID, AT 3COM'S OPTION. THIS DISCLAIMER OF LIABILITY FOR DAMAGES WILL NOT BE AFFECTED IF ANY REMEDY PROVIDED HEREIN SHALL FAIL OF ITS ESSENTIAL PURPOSE.

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