For seemingly no reason my SB8200’s DS light started flashing. There are no reported outages in my area, no cables have been moved, shifted or otherwise touched. I spoke with my ISP and they advised that my modem was not able to be detected. Any suggestions ?
Downstream led Light Flashing (SB8200)
Best answer by SURFboard Moderator
We understand that one of the LED lights (Receive which is the downstream channel ) is flashing shows that modem is not receiving proper cable signals from you’re Internet Service Provider(ISP) . Possibly connect modem directly to a computer (either windows or Mac) , if not possible of not having a direct connection try connecting to Wi-Fi of the Router and login.to GUI of the modem (192.168.100.1) and check the cable signals with the below link:
http://arris.force.com/consumers/articles/General_FAQs/SB8200-Cable-Signal-Levels
If the signals are not within the acceptable range contact you’re Internet Service Provider(ISP) and do a Re-Provision if still the Receive light is flashing ask them to check the cable lines.
Also check if all the other lights are solid green .
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