[mythtv-users] minimum specs for PCHDTV-5500?

[Mary Strimel]

On 3/27/08, Andy Wettstein <ajw1980 at gmail.com> wrote:
>
> On Thu, Mar 27, 2008 at 12:45:29PM -0400, Daniel Kristjansson wrote:
> > On Thu, 2008-03-27 at 11:24 -0400, Mary Strimel wrote:
> >
> > > My problem is indeed the blocks random of colors in the middle of the
> > > screen that cover the picture, plus pausing and hesitating.  It does
> > > not happen when playing the signal through my cable box, so I assumed
> > > it's not a signal problem, BUT ... my cable provider did tell me at
> > > one point that my signal was "less than perfect" so ... is it possible
> > > that the HDTV-5500 requires a better signal than what the cable box
> > > does?
> >
> > This sounds like a reception problem. It's quite possible that the cable
> > box has stronger reception than the HD-5500. It could also be a faulty
> > cable or splitter.
>
>
> I'll second that, idea. I had some reception problems with certain HDTV
> channels until I bought a better splitter and shortened the cables up.
>
> You can use the DVB utils to check the errors you are getting.  You'll
> need to scan for channels using the scan tool.  You'll probably also
> need to stop mythbackend to free up the device.  I did it like this
> on debian using QAM:
> scan -A 2 -U
> /usr/share/doc/dvb-utils/examples/scan/atsc/us-Cable-Standard-center-frequencies-QAM256
>
> You'll need to save the channels it found to ~/.azap/channels.conf.
>
> Then you can run 'azap channel' (hopefully you got meaningful channel
> names from the scan), which will just tune the channel and
> output some statistics.  The 'ber' output from that is the most useful.
> It means bit error rate.  It should be practically zero.  You probably
> want to check several channels.
>
> There is some more information about the DVB utils here:
> http://www.linuxtv.org/wiki/index.php/Zap
>
>
> Thanks for that.  I had tried the "scan" tool previously, but with no
success - I had failed to stop mythbackend first.

See, now you all have saved me the pain of buying a new CPU/Mobo, only to
see the same problems as before :)
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