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Forum Discussion
CM500 upload light flashing green
Hello. I have a CM500 (V1.01.12) which has worked generally well. Just recently, I added a Nighthawk Range Extender. I'm not sure if the two are related, but I think around the same time, my internet...
Have the ISP check the signal and line quality UP to the modem.
Be sure there are no coax cable line splitters in the between the modem and ISP service box.
Be sure your using good quality RG6 coax cable up to the modem.
Be sure to power OFF the modem for 1 minute them back ON.