[mythtv-users] My analog tuners stopped working!

Brian Wood beww at beww.org
Wed Sep 12 04:16:04 UTC 2007

Bill Omer wrote:
> On 9/11/07, Brian Wood <beww at beww.org> wrote:
>> Bill Omer wrote:
>>> Hmm...  apparently I spoke too soon.  Here's whats happen.
>>> After a reboot, without mythbackend starting, I can cat both tuners
>>> and play the mpg streams with mplayer just fine.  It seems as if both
>>> tuners are on the same channel though, which may or may not be a
>>> problem.
>>> I start mythbackend.  One tuner works, the other is snowy.  I kill
>>> mythbackend, cat both files, and only one works.
>>> I'm not sure what this could be at all.
>> Wow. Pretty odd.
>> I wonder if perhaps your backend is using the wrong frequency table
>> (perhaps HRC instead of standard for example).
>> One card might have enough AFC range to tune the channels anyway (not
>> uncommon) and the other might not. Those settings might persist across a
>> reboot.
>> Far fetched I know, but whatever this turns out to be will be unusual I
>> think.
>> beww
> Where would these settings be located at?

Somewhere in mythtvsetup (I can't recall precisely where), when setting
up your capture cards, there is a "frequency table" or something like that.

If you don't find it I'll go hunt but I'm not home right now.


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