Forum Discussion

kengasper's avatar
kengasper
New Contributor
2 years ago

Modem Errors - Excess Power & Dynamic Range Window Violation

Over the past week I was having a problem with modem dropping to 90mbps DL. After a reboot it would connect at 900mbps but then 15-20mins later it was back down to 90mbps. While diagnosing this issue...
WiderMouthOpen's avatar
WiderMouthOpen
Esteemed Contributor

You might want to delete one of your posts since duplicates. Also, can you post your signal levels?

kengasper's avatar
kengasper
New Contributor
2 years ago
Startup Procedure
Procedure Status Comment
Acquire Downstream Channel 951000000 Hz Locked
Connectivity State OK Operational
Boot State OK Operational
Configuration File OK
Security Enabled BPI+
DOCSIS Network Access Enabled Allowed

Downstream Bonded Channels
Channel ID Lock Status Modulation Frequency Power SNR/MER Corrected Uncorrectables
29 Locked QAM256 951000000 Hz -3.4 dBmV 37.3 dB 9 28
5 Locked QAM256 807000000 Hz 0.3 dBmV 40.3 dB 0 0
13 Locked QAM256 855000000 Hz 0.3 dBmV 40.1 dB 0 0
19 Locked QAM256 891000000 Hz -1.4 dBmV 39.3 dB 0 0
20 Locked QAM256 897000000 Hz -1.8 dBmV 38.9 dB 0 0
21 Locked QAM256 903000000 Hz -1.6 dBmV 39.2 dB 0 0
22 Locked QAM256 909000000 Hz -1.6 dBmV 39.1 dB 0 0
23 Locked QAM256 915000000 Hz -2.1 dBmV 38.6 dB 0 0
24 Locked QAM256 921000000 Hz -2.4 dBmV 38.1 dB 0 0
25 Locked QAM256 927000000 Hz -2.2 dBmV 38.2 dB 0 0
26 Locked QAM256 933000000 Hz -2.3 dBmV 38.1 dB 0 0
27 Locked QAM256 939000000 Hz -2.4 dBmV 38.1 dB 0 0
28 Locked QAM256 945000000 Hz -2.5 dBmV 38.0 dB 0 0
30 Locked QAM256 957000000 Hz -3.9 dBmV 36.9 dB 0 0
31 Locked QAM256 963000000 Hz -3.6 dBmV 37.0 dB 0 0
32 Locked QAM256 969000000 Hz -3.6 dBmV 36.8 dB 0 0
33 Locked QAM256 357000000 Hz 3.6 dBmV 42.4 dB 22 0
34 Locked QAM256 363000000 Hz 3.7 dBmV 42.5 dB 19 0
35 Locked QAM256 369000000 Hz 3.6 dBmV 42.6 dB 21 0
36 Locked QAM256 375000000 Hz 3.1 dBmV 42.2 dB 7 0
37 Locked QAM256 381000000 Hz 3.1 dBmV 42.1 dB 15 0
38 Locked QAM256 387000000 Hz 3.1 dBmV 42.1 dB 27 0
39 Locked QAM256 393000000 Hz 3.2 dBmV 42.0 dB 37 0
40 Locked QAM256 399000000 Hz 3.5 dBmV 42.2 dB 39 0
41 Locked QAM256 405000000 Hz 3.7 dBmV 42.3 dB 45 0
42 Locked QAM256 411000000 Hz 3.9 dBmV 42.4 dB 38 0
43 Locked QAM256 417000000 Hz 4.0 dBmV 42.3 dB 11 0
44 Locked QAM256 423000000 Hz 4.2 dBmV 42.5 dB 33 0
45 Locked QAM256 429000000 Hz 4.5 dBmV 42.7 dB 5 0
46 Locked QAM256 435000000 Hz 4.5 dBmV 42.7 dB 6 0
47 Locked QAM256 441000000 Hz 4.5 dBmV 42.7 dB 8 0
48 Locked QAM256 447000000 Hz 4.3 dBmV 42.8 dB 6 0
159 Locked Other 300000000 Hz 2.8 dBmV 40.8 dB 3227116163 584




Upstream Bonded Channels
Channel Channel ID Lock Status US Channel Type Frequency Width Power
1 1 Locked SC-QAM Upstream 17400000 Hz 6400000 Hz 42.0 dBmV
2 2 Locked SC-QAM Upstream 23900000 Hz 6400000 Hz 42.0 dBmV
3 3 Locked SC-QAM Upstream 30300000 Hz 6400000 Hz 43.0 dBmV
4 4 Locked SC-QAM Upstream 36700000 Hz 6400000 Hz 42.0 dBmV
5 5 Locked SC-QAM Upstream 60000000 Hz 6400000 Hz 43.0 dBmV
6 6 Locked SC-QAM Upstream 67000000 Hz 6400000 Hz 44.0 dBmV
7 7 Locked SC-QAM Upstream 74000000 Hz 6400000 Hz 44.0 dBmV
8 8 Locked SC-QAM Upstream 81000000 Hz 6400000 Hz 45.0 dBmV