[mythtv-users] PVR-150: Can't change input from the tuner to another source.

Robert D. Plemons rdplemons at gmail.com
Mon Dec 10 21:19:05 UTC 2007

Sam Logen wrote:
> Hi all.  I just installed an Hauppauge PVR-150 MCE
> into my FE/BE Mythtv machine.  I connected analog
> comcast cable to the coaxial tuner, and the outputs
> from comcast's digital cablebox to the composite
> inputs on the card.  By the way, I'm using Mythtv 21
> SVN ver. 15001.
> I created a single channel in a new video source, and
> attributed it to the component input on the card.  I
> ran mythfilldatabase, then switched over to live tv.  
> First, I got the signal and channels from the pvr
> tuner.  They came in nice and clear.  Then I pressed
> 'c' to switch inputs to composite.  The screen
> flickered briefly, then returned to my tuner
> broadcast.
> I think that the ivtv module isn't allowing the input
> to change while the tuner is on.  I don't know.  This
> card seems to be popular, so I guess what's happening
> should be familiar to someone.  If anyone knows a fix
> or workaround for this, please let me know.
>   Now, I can tell that my component input is working
> because if I disable mythtv, and use 'v4l2-ctl' to
> change the input to composite, and then start mplayer
> /dev/video-mpeg (my udev link to the mpeg device
> node), I can get the picture from the comcast
> cablebox.
> Thanks everyone, and keep up the good work!
> Sam
>       ____________________________________________________________________________________
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> Can't help but I can sympathize.  I have the exact same problem and have previously reported it.  I got no responses.  Hope your append gets better.

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