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Old 03-05-2018, 09:15   #26
heero_yuy
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Join Date: Mar 2009
Location: Worthing West Sussex
Age: 66
Services: VM 500M SH3 thingy in modem mode XL TV V6 Sony Bravia smart TV and M phone
Posts: 10,995
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Re: 4 upstream channel bonding - post here

We had a power cut yesterday for an hour just after midday but it took til after eight for the boxes to reconnect but now I have 4 upstreams bonded on the SH1 but only at QAM16:

Upstream US-1 US-2 US-3 US-4
Channel Type 2.0 2.0 2.0 2.0
Channel ID 68 65 66 67
Frequency (Hz) 53700000 Hz 45800000 Hz 35800000 Hz 27400000 Hz
Ranging Status Success Success Success Success
Modulation QAM16 QAM16 QAM16 QAM16
Symbol Rate (Sym/sec) 5120000 5120000 5120000 5120000
Mini-Slot Size 128 64 128 128
Power Level (dBmV) 47.0 dBmV 46.0 dBmV 46.8 dBmV 46.8 dBmV
T1 Timeouts 0 0 0 0
T2 Timeouts 0 0 0 0
T3 Timeouts 2 2 2 2
T4 Timeouts 0 0 0 0

Power levels up and down are nicely within spec.
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