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Inconsistent speed and low SNR
Greetings everyone, I have 600mb plan and a pretty new arris SB6190 I bought this year. I was getting download speeds from 600-700 but now it ranges from 30mb-450mb while conducting the speed test on the xfinity site ending up around 150mb.
Checking the modem status I see that channel 32 has a low SNR of 23-34dB and will drop to "Not Locked" then eventually come back on. I checked direct to the modem outside with a laptop where the coax hits the house from the ground and its the same. Event log has Lost MDD time out and RCS Partial service errors. Ive been reading a ton on this site to try and figure out what the normal specs are and I guess i'm seeing interference on that frequency.
Attached are status results with the modem installed like normal, inside the house. If the tech coming out finds that the line from the pedestal to my house is bad do I need to pay for that?
Channel | Lock Status | Modulation | Channel ID | Frequency | Power | SNR | Corrected | Uncorrectables |
1 | Locked | 256QAM | 5 | 483.00 MHz | 0.50 dBmV | 38.61 dB | 0 | 0 |
2 | Locked | 256QAM | 38 | 429.00 MHz | 1.10 dBmV | 38.98 dB | 0 | 0 |
3 | Locked | 256QAM | 39 | 435.00 MHz | 1.10 dBmV | 40.37 dB | 0 | 0 |
4 | Locked | 256QAM | 40 | 441.00 MHz | 0.80 dBmV | 38.98 dB | 0 | 0 |
5 | Locked | 256QAM | 41 | 453.00 MHz | 0.80 dBmV | 38.98 dB | 5 | 0 |
6 | Locked | 256QAM | 1 | 459.00 MHz | 0.70 dBmV | 38.98 dB | 0 | 0 |
7 | Locked | 256QAM | 2 | 465.00 MHz | 0.50 dBmV | 38.98 dB | 0 | 0 |
8 | Locked | 256QAM | 3 | 471.00 MHz | 0.80 dBmV | 38.98 dB | 0 | 0 |
9 | Locked | 256QAM | 4 | 477.00 MHz | 0.60 dBmV | 38.61 dB | 0 | 0 |
10 | Locked | 256QAM | 6 | 489.00 MHz | 0.90 dBmV | 38.98 dB | 0 | 0 |
11 | Locked | 256QAM | 7 | 495.00 MHz | 0.60 dBmV | 38.98 dB | 0 | 0 |
12 | Locked | 256QAM | 8 | 501.00 MHz | 0.70 dBmV | 38.61 dB | 0 | 0 |
13 | Locked | 256QAM | 9 | 507.00 MHz | 0.60 dBmV | 38.61 dB | 0 | 0 |
14 | Locked | 256QAM | 10 | 513.00 MHz | 0.60 dBmV | 38.61 dB | 0 | 0 |
15 | Locked | 256QAM | 11 | 519.00 MHz | 0.30 dBmV | 38.98 dB | 0 | 0 |
16 | Locked | 256QAM | 12 | 525.00 MHz | 0.40 dBmV | 38.98 dB | 0 | 0 |
17 | Locked | 256QAM | 13 | 531.00 MHz | 0.20 dBmV | 38.61 dB | 0 | 0 |
18 | Locked | 256QAM | 14 | 537.00 MHz | 0.10 dBmV | 38.98 dB | 0 | 0 |
19 | Locked | 256QAM | 15 | 543.00 MHz | 0.30 dBmV | 38.61 dB | 0 | 0 |
20 | Locked | 256QAM | 16 | 549.00 MHz | 0.30 dBmV | 38.98 dB | 0 | 0 |
21 | Locked | 256QAM | 17 | 555.00 MHz | 0.10 dBmV | 38.61 dB | 0 | 0 |
22 | Locked | 256QAM | 18 | 561.00 MHz | -0.10 dBmV | 38.98 dB | 0 | 0 |
23 | Locked | 256QAM | 19 | 567.00 MHz | -0.70 dBmV | 38.98 dB | 0 | 0 |
24 | Locked | 256QAM | 20 | 573.00 MHz | -1.40 dBmV | 38.98 dB | 0 | 0 |
25 | Locked | 256QAM | 21 | 579.00 MHz | -1.00 dBmV | 38.90 dB | 0 | 0 |
26 | Locked | 256QAM | 22 | 585.00 MHz | -1.00 dBmV | 38.60 dB | 0 | 0 |
27 | Locked | 256QAM | 23 | 591.00 MHz | -0.10 dBmV | 38.60 dB | 0 | 0 |
28 | Locked | 256QAM | 24 | 597.00 MHz | 0.30 dBmV | 38.90 dB | 0 | 0 |
29 | Locked | 256QAM | 25 | 603.00 MHz | 0.60 dBmV | 38.60 dB | 0 | 0 |
30 | Locked | 256QAM | 26 | 609.00 MHz | 0.60 dBmV | 38.90 dB | 0 | 0 |
31 | Locked | 256QAM | 27 | 615.00 MHz | 0.60 dBmV | 37.60 dB | 0 | 0 |
32 | Not Locked | ---- | 28 | 621.00 MHz | ---- | ---- | ---- | ---- |
When 32 gets a lock itll look like this. Lowest ive seen is 23dB
32 | Locked | 256QAM | 28 | 621.00 MHz | 0.40 dBmV | 34.30 dB | 43452 | 147898 |
Channel | Lock Status | US Channel Type | Channel ID | Symbol Rate | Frequency | Power |
1 | Locked | ATDMA | 1 | 5120 kSym/s | 35.60 MHz | 40.50 dBmV |
2 | Locked | ATDMA | 4 | 5120 kSym/s | 16.40 MHz | 41.00 dBmV |
3 | Locked | ATDMA | 3 | 5120 kSym/s | 22.80 MHz | 40.75 dBmV |
4 | Locked | ATDMA | 2 | 5120 kSym/s | 29.20 MHz | 40.75 dBmV |
Should I be trying to resolve this or do I need a tech? I used the xfinity chat to get one out but I have to wait 2 weeks from now when Im back from a work trip.
No Responses!