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Forum Discussion
brian_woodley
Aug 09, 2021Guide
CM1150V Critical(3), Warning (5) and Notice(6) ongoing random service drop outs.
I've read a number of articles in the group forum, none exactly like mine with my model (CM1150V) but many that are very smiliar but not a huge understanding of what these errors mean. When I call Co...
- Sep 05, 2021
Now that's what I'm talking about!!
THANK YOU!!
brian_woodley
Sep 05, 2021Guide
Ok.. again, what power are we talking about? Is this the 120vac to the modem, is this the Tx side of the modem or the Rx side of the modem and what is the specification that the power level should be at and is that the 'Power' in the Downstream column or the upstream column?
plemans
Sep 05, 2021Guru - Experienced User
The "power levels' are the upstream/downstream dbmv.
The downstream is the power the cmts/hub is sending to the modem.
the upstream is the modem sending ot the cmts/hub.
When the power is increasing out of the specs, you get the dynamic range window violations.
- brian_woodleySep 05, 2021Guide
That is excellent... sorry to keep asking questions. Can you tell me what the upstream specification is and if there is a cited reference for it?
Again, if I had the technical information to be informed as to what is in spec and what isn't I wouldn't be asking so many questions.
- plemansSep 05, 2021Guru - Experienced User
here's a good guide
Signal levels on a DOCSIS 3.0/3.1 Cable Modem - Pick My Modem
- brian_woodleySep 05, 2021Guide
Now that's what I'm talking about!!
THANK YOU!!