There have been no hardware or software changes on the box since Feb 13th when I installed a new hard drive. I believe that Mark Staudinger was on the money with it being a heat issue. I shut the box down for about half an hour. When restarted, the problem did not re-express itself for about two hours. Time to buy a quiet case fan.
[EMAIL PROTECTED] wrote on 04/20/2005 11:25:54 PM:
> On 4/20/05, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
> >
> > I first installed MythTV 0.16 in Jan 2005. It worked perfectly and I was
> > smug and content. I didn't tweak the box any beyond the parameters of
> > Jarod's basic install instructions on the principle that if it ain't broke
> > don't fix it. For three months all was good. Then on April 13 the video
> > and audio quality began to degrade. Old shows still play flawlessly, but
> > newly recorded shows tend to flash, chirp loudly and have intermittant
> > blockiness. Since then I have made adjustments to the recording profiles
> > bit rates based on archival information in this list. I have tightened my
> > cable connection with a wrench. I have also done some half-heated
> > experimentation with TV playback, but since only new recordings seem to be
> > affected, I haven't invested much there.
> >
> > I am coming to the conclusion that either the cable quality has degraded or
> > the PVR-250(not MCE) is going bad. Any thoughts on the matter?
> >
> > Fedora Core 3
> > MythTV 0.16 Frontend and Backend
>
> Joe,
>
> Have you experimented by playing one of the new recordings (they're
> MPEG2 files named as .nuv) outside of myth - using xine and mplayer?
> This will help determine if the problem is myth related or not.
>
> Also, are you still using the same ivtv drivers as before or have they
> been updated at some point?
>
> Finally, on the heat issue, have you tried running the system with the
> case open during a recording and playback to see if the reduction in
> heat around the PVR card reduces the degradation you are experiencing?
>
> Nick
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