3Com 2940, 2941 manual Problem

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PROBLEM

All of LEDs on the front of my modem look right, but I still can’t access the Internet.

TROUBLESHOOTING AND SUPPORT RESOURCES

POSSIBLE SOLUTION

1.If the Cable Modem Power, Cable Modem Status, and PC Link Status LEDs are on but not blinking, your cable modem is operating properly. Try shutting down and powering off your computer and then turning it back on. This will cause your computer to re-establish communications with your cable company’s computer.

2.You may not have installed TCP/IP properly or the TCP/IP parameters provided by your cable company may not be correct for your computer.

The power on my You may be using the wrong power supply. Check that the power supply

modem goes on you are using is the one that came with your cable modem. and off

sporadically. The Cable Modem Status light never stops blinking.

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Contents Page Table of Contents Regulatory Information and Limited Warranty Introduction Cable Modem FeaturesIntroduction Contacting Your Local Cable Company Before YOU BeginBefore YOU Begin Preparing Your Workspace You Will Need These ItemsIncluded Not Included Configuring the TCP/IP Protocol on a Windows PCAdd Configuring the TCP/IP Protocol on a Macintosh PC Before YOU Begin Before YOU Begin Wall-Mount Installation Hardware and Software InstallationHardware and Software Installation OfficeConnect Stacking Installation Desktop InstallationHardware and Software Installation Connecting the Cable Modem to Your Computer Hardware and Software Installation Serial Catv Installing the Cable Connections CD-ROM Cable Modem Operation LED State Repeating Description Cable Modem Operation Cable Modem Operation Troubleshooting and Support Resources Problem Support Resources If You Are Still Having Problems Day Free Installation SupportIf You Need to Return the Modem to Us Troubleshooting and Support Resources Troubleshooting and Support Resources Manufacturer’s Declaration of Conformity Performance SpecificationsExport Notices License AgreementIndustry Canada IC Radio and Television Interference UL Listing/CUL ListingHow to Identify and Resolve Radio- TV Interference Problems 3Com Corporation Limited WarrantyRegulatory Information and Limited Warranty Regulatory Information and Limited Warranty Regulatory Information and Limited Warranty Regulatory Information and Limited Warranty Provided Herein Shall Fail of ITS Essential Purpose