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Old 30-05-2008, 09:46   #22
whydoIneedatech
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Services: VIRGIN MEDIA , 20 Mb BB, V+ Box, XL Phone and 2 Virgin Mobiles
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Re: Those BLINKIN lights - Southampton Outage?

Quote:
Originally Posted by paul nolan View Post
I'm still getting blinking on and off.... it's less frequent than it has been but it's still happening.

I found (perhaps coincidentally) that how changing how tightly the Coax is screwed into the F Splitter sometimes helps the V+ and the cable modem find an IP

I've tried swapping over my F-Splitter and replacing the Coax but that's not done the trick.

I'm now wondering if it's signal levels. The Green Box is right outside the house and when the V+ and seperate modem were installed they had a 10 db attenuator into the V+ and a 6 db attenuator into the modem.

looking atthe "technical stuff" page on the V+ I get the following signal related readings:-

SNR: 32.0 dB, 32.0 dB, 29.0 dB
AGC: -14 dBmV, -14 dBmV, -15 dBmV
Return Power: 58 dBmv

and the following on the Modem

Downstream Receive Power Level : -3.1 dBmV
Downstream SNR : 39.0 dB
Upstream transmit Power Level : 60.0 dBmV

are these levels about right? too high? too low?

Power levels are way to high you do need to call Tech Support about them if you can wait till sunday 1st June you can call free from a virgin landline on 151.
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