[mythtv-users] Bt87x strange problem

Horváth Csaba horvathcsabalaszlo at gmail.com
Tue Dec 7 08:16:24 UTC 2010


I have tried all variants of the card, but the problem hasn't disappeared... 

Is there a reliable olution, to inspect the MythTV process (logs, etc) to see, 
why the Scan for Channels button isn't active?


2010. december 6. 16.26.49 dátummal Colin McGregor az alábbiakat írta:
> > horvathcsabalaszlo at gmail.com wrote:
> > 
> > Hi,
> > 
> > Sorry for disturbing, i have a strange problem on my TV recording box,
> > and i' completely stuck with it...
> > 
> > I have installed Mythbuntu 8.04, 9.10, and 10.10 for trying to wtach and
> > record TV with MythTV, but none of them can handle my TV tuner card, wich
> > is a BT879 card (i have tried it with a BT878, but the errors remained
> > the same). (Card 1 is a Lifeview Flyvideo (879), Card 2 is an Avermedia
> > TVphone 98 (878)).
> > 
> > So after installation, i detect the card with MythTV backend, it is OK,
> > it recognizes the card. Then when i start to scan channels, i cannot use
> > the "Scan channels" button in backend... It happens in every Mythbuntu
> > version. (I have added the capture card, added an Input Connection, as
> > the Myth manual says.)
> > 
> > The card and bttv module must be OK, because it works fine with TVtime,
> > VLC, or mplayer.
> A possible lead for you, 5? years ago I played with an Avermedia TV98 card,
> which is BT879 based. A problem I encountered was that it would only get a
> handful of stations, all at the top end of the cable TV channel list. The
> problem turned out to be that this card was sold with more than one tuner
> module, the software could not auto-detect which module was installed, so
> the programs went with a default that turned out to be wrong for my
> version of this card. The solution turned out to be creating a file :
> /etc/modprobe.d/bttv.conf and explicitly telling the system what tuner I
> was using.
> If this is your problem, well your first step will be some research. In my
> case I found out that there were three versions of the tuner for my card,
> then simple trial and error through the three tuners allowed me to find
> the right one.
> Hope this helps.
> Colin McGregor
> > So if anybody can help me, i will give a big thx for it :)
> > 
> > Cs.
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