Linksys BEFCMU10 manual Power on the Cable Modem goes on and off sporadically

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Cable Modem with USB and Ethernet Connections

The signal from your cable company’s equipment may be too weak or the cable line may not be properly attached to the Cable Modem. If the cable line is properly connected to the Cable Modem, then call your cable company to verify whether a weak signal may be the problem.

3.All of the LEDs on the Cable Modem indicate that the Cable Modem is functioning properly, but I still can’t access the Internet.

Go through this checklist until your problem is solved:

If the Power and Online LEDs are lit but not flashing, then the Cable Modem is operating properly. Power your computer off and back on again. This will cause your computer to re-establish communications with your cable ISP.

Press the Reset button on the back panel of the Cable Modem. Using an object with a small tip, such as a pen, push the button until you feel it click. Then try reconnecting to the Internet.

Make sure TCP/IP is the default protocol used by your computer. For more information, refer to “Appendix B: Windows Help.”

4.The power on the Cable Modem goes on and off sporadically.

You may be using the wrong power adapter. Make sure the power adapter you are using is the one included with the Cable Modem.

Appendix A: Troubleshooting

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Common Problems and Solutions

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Contents Cable Modem Copyright and Trademarks Table of Contents Back Panel Front PanelIntroduction What’s in this Guide?Introduction What’s in this Guide? Getting to Know the Cable Modem Back Panel PortsFront Panel LEDs Internet, OnlineConnecting the Cable Modem Connection Using the Ethernet PortOverview Connection Using the USB Port Connect the USB CableInstalling the USB Driver for Windows XP Instructions for Installing the DriverInstalling the USB Driver for Windows WelcomeDriver Files Search Results Installing the USB Driver for Windows Millennium Add New Hardware WizardInstalling the Driver for Windows Add New Hardware WizardSelect Updated Driver Appendix a Troubleshooting Common Problems and SolutionsPower on the Cable Modem goes on and off sporadically Appendix B Windows Help TCP/IPAppendix C Glossary Cable Modem with USB and Ethernet Connections Cable Modem with USB and Ethernet Connections Cable Modem with USB and Ethernet Connections Cable Modem with USB and Ethernet Connections Cable Modem with USB and Ethernet Connections Cable Modem with USB and Ethernet Connections Appendix D Specifications Appendix E Warranty Information Limited WarrantyAppendix F Regulatory Information FCC StatementAppendix G Contact Information