On Tuesday 07 June 2005 13:14, Arne W?rner wrote: > Hi! > > I say, have you tried to measure the temperature on those cards? > > If my memory does not fook with me, there was a report in this > list some weeks ago, that an additional fan reduces BER or so... Thanks for the suggestion, but I don't think it is that - its not really a BER problem... the signal is either locked and perfect (BER==0) or unlocked completely. A retune locks immediately with BER==0, good for another 10 hours or so.