First, lets look at your signal levels. You can find them at the webpage 192.168.0.1 For more info see page 26-27 of this manual. Here are mine for comparison.
| Power Level: | Signal to Noise Ratio: | | Channel 1: | -1.6 dBmV | 40.3 dB | | Channel 2: | -0.7 dBmV | 40.5 dB | | Channel 3: | -0.8 dBmV | 40.3 dB | | Channel 4: | -1.4 dBmV | 40.0 dB | | Channel 5: | -1.8 dBmV | 40.4 dB | | Channel 6: | -2.2 dBmV | 40.1 dB | | Channel 7: | -2.0 dBmV | 39.7 dB | | Channel 8: | -2.6 dBmV | 40.0 dB |
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| Upstream Channels | | |
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| | | | Power Level: | | Channel 1: | 39.5 dBmV | | Channel 2: | 40.2 dBmV | | Channel 3: | 37.7 dBmV | | Channel 4: | 0.0 dBmV |
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