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Forum Discussion
CM500 blinking red light
Hi, I have a CM500 Modem that is about 3.5 months old. Last week my internet suddenly went down. The modem has a solid green power light, but the up and down arrows continously blink red. When I pl...
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.