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Forum Discussion
scottchtape
Jul 28, 2023Aspirant
Nighthawk CM2000 upstream and downstream lights blink at random times
I was wondering if anyone can help me decipher these logs. The blinking lights and connection issues started recently, Same products and set up were fine for years. I do have a few splitters since it...
scottchtape
Jul 28, 2023Aspirant
Thank you!
Hardware Version | 1.01 |
Cable Firmware Version | V8.01.02 |
Currently the Router I am using is the Nighthawk XR1000
When I did go to the Cable Connection log it was showing Status poor which I will paste here but definitely going to start going through the action list as quick as I can. I don't have any splitters but there are some female to female extenders on the way (possibly 2) so not sure if that can cause issues.
FURRYe38
Jul 28, 2023Guru - Experienced User
Power levels are too low and below spec and need to be raised:
https://kb.netgear.com/24311/Power-level-guidelines-for-a-NETGEAR-cable-modem-router
You have correctables and un-correctables that should be Zero.
Have the ISP check the signal and line quality UP to the modem. Be sure the ISP provisions the modem correctly.
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.
Start with removing any amplifiers, signal attenuators, or splitters from the coax.
From there check the line for kinks, damage, moisture in the line.
Check the connectors for improperly made ends, foil touching the copper coax line, loose connections, bad/old/cheap connectors, or corroded connections. Replace them if you do.
Be sure to power OFF the modem for 1 minute then back ON.
https://community.netgear.com/t5/Cable-Modems-Routers/General-info-and-Troubleshooting-for-Cable-Modems/m-p/1530376#M12853
https://www.duckware.com/tech/solving-intermittent-cable-modem-issues.html
https://highspeed.tips/docsis-events/