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If your "PC Activity" light is blinking rapidly, then that's normal operation.

If your "Online/Receive/Send" lights are blinking or just not on, there's something wrong. First thing you should check is your modem signal levels.

• Ref: Viewing the Cable Modem's Signal Levels, Firmware Version & Log Entries

• Ref: What should my Signal Levels be?

Next, check your cables, cable ends & splitters for issues like looseness, damage & debris.
If the issue continues or gets worse, you might want to take a look into your local ISP forum. Be sure to check their FAQs, too.

*This FAQ is based on user knowledge from a volunteer core of BroadbandReports' members. This FAQ in no way constitutes official information from Motorola or any of its affiliates.

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by drake See Profile edited by Johkal See Profile
last modified: 2013-09-29 12:59:59