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Forum Discussion
CM700 Downstream Light blinking
Purchased a new CM700 and activated (via online) with Comcast. Before I had Arris SB6580 and had download speed of >150 mpbs, now I am getting <90 mpbs with blinking download stream light. Here is ...
Do you also have a screen snip of the cable connections page?
If you have any splitters, amplifiers, or attenuators in line, I'd remove them. These can sometimes cause issues.
Check the line for kinks, damage, cheap/bad connectors, loose connectors. Preferablly, move the modem to right where the coax enters the home to prevent wiring in the home from being the issue.
I am not sure what you mean by a "screen snip of the cable connections page."
With regards to other devices, I do not have any splitters, amplifiers, or attenuators.
I will try to replace the coaxial cable and see if that helps.
Thanks for your suggestions.
If you mean this...
Apply Frequency start Value This field below allows you to modify the frequency the cable modem start with its scan during initialization and registration. Enter the new start frequency and restart the cable modem for it to take effect. Starting Frequency <tabindex=-1>Startup Procedure</tabindex=-1>
Procedure Status Comment Acquire Downstream Channel 663000000 Hz Locked Connectivity State Ok Operational Boot State Ok Operational Security Enabled BPI+ IP Provisioning Mode Honor MDD honorMdd(4) Downstream Bonded Channels (Partial Service)
Channel Lock Status Modulation Channel ID Frequency Power SNR Correctables UnCorrectables 1 Locked QAM 256 26 555000000 Hz -17.3 dBmV 30.0 dB 22769409 5169734 2 Locked QAM 256 27 561000000 Hz -10.7 dBmV 33.4 dB 5312 2128 3 Locked QAM 256 28 567000000 Hz -8.5 dBmV 35.0 dB 18 0 4 Locked QAM 256 29 573000000 Hz -7.7 dBmV 30.5 dB 26287 0 5 Locked QAM 256 30 579000000 Hz -7.5 dBmV 31.6 dB 3541 0 6 Locked QAM 256 31 585000000 Hz -7.0 dBmV 27.8 dB 53227437 4307073 7 Locked QAM 256 32 591000000 Hz -7.2 dBmV 31.9 dB 35 1 8 Locked QAM 256 33 597000000 Hz -7.0 dBmV 33.0 dB 32 0 9 Locked QAM 256 34 603000000 Hz -6.4 dBmV 33.4 dB 11 0 10 Locked QAM 256 35 609000000 Hz -6.4 dBmV 34.9 dB 6 1 11 Locked QAM 256 36 615000000 Hz -6.4 dBmV 34.9 dB 30 0 12 Locked QAM 256 37 621000000 Hz -5.7 dBmV 34.9 dB 8 0 13 Locked QAM 256 38 627000000 Hz -6.0 dBmV 35.0 dB 21 0 14 Locked QAM 256 39 633000000 Hz -5.7 dBmV 35.1 dB 6 0 15 Locked QAM 256 40 639000000 Hz -6.2 dBmV 34.9 dB 3 0 16 Locked QAM 256 41 645000000 Hz -6.0 dBmV 34.9 dB 5 0 17 Locked QAM 256 42 651000000 Hz -6.2 dBmV 34.5 dB 35 0 18 Locked QAM 256 43 657000000 Hz -6.2 dBmV 34.9 dB 0 0 19 Locked QAM 256 44 663000000 Hz -6.4 dBmV 34.4 dB 2 0 20 Locked QAM 256 45 669000000 Hz -6.2 dBmV 34.8 dB 2 0 21 Locked QAM 256 46 675000000 Hz -6.2 dBmV 34.8 dB 6 0 22 Locked QAM 256 47 681000000 Hz -5.7 dBmV 34.8 dB 11 0 23 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 24 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 25 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 26 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 27 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 28 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 29 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 30 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 31 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 32 Not Locked N/A N/A 0 Hz 0.0 dBmV 0.0 dB 0 0 Upstream Bonded Channels
Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power 1 Locked ATDMA 1 5120 Ksym/sec 16400000 Hz 43.5 dBmV 2 Locked ATDMA 2 5120 Ksym/sec 22800000 Hz 44.3 dBmV 3 Locked ATDMA 3 5120 Ksym/sec 29200000 Hz 44.8 dBmV 4 Locked ATDMA 4 5120 Ksym/sec 35600000 Hz 45.0 dBmV 5 Locked ATDMA 5 1280 Ksym/sec 39600000 Hz 42.3 dBmV 6 Not Locked N/A Unknown 0 Ksym/sec 0 Hz 0.0 dBmV 7 Not Locked N/A Unknown 0 Ksym/sec 0 Hz 0.0 dBmV 8 Not Locked N/A Unknown 0 Ksym/sec 0 Hz 0.0 dBmV You need to get your line checked. You have errors in the line, power levels out of spec, and unlocked channels. All signs the isp needs to check the lines.