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High Uncorrectables lower channel
Two xfinity calls and 4 new coaxial cables later I'm still having issues with downstream power ramping up and lowest channel uncorrectables. My DS varies from +5 - +9 and the lowest channel is always ...
Are you getting T3 and T4 timeouts in the logs of the modem?
DarrenM
Wanted to post another update in case you're still monitoring, had another T3 error today and my two lowest DS channels continue to have a 4:1 ratio of Uncorrectables to Correctables:
| 2019-03-08, 18:37:56 | Critical (3) | Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=14:59:c0:5e:cb:a8;CMTS-MAC=00:01:5c:6b:56:67;CM-QOS=1.1;CM-VER=3.0; |
| 2019-03-06, 23:47:43 | Critical (3) | Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=14:59:c0:5e:cb:a8;CMTS-MAC=00:01:5c:6b:56:67;CM-QOS=1.1;CM-VER=3.0; |
| Time Not Established | Notice (6) | Honoring MDD; IP provisioning mode = IPv6 |
| Channel | Lock Status | Modulation | Channel ID | Frequency | Power | SNR | Correctables | Uncorrectables |
| 1 | Locked | QAM256 | 1 | 507000000 Hz | 6.1 dBmV | 37.1 dB | 577 | 2799 |
| 2 | Locked | QAM256 | 2 | 513000000 Hz | 5.8 dBmV | 40.3 dB | 443 | 2060 |