[mythtv-users] Quick and dirty workaround

Matt Morgan matt at jiffycomp.com
Tue Aug 3 22:14:47 EDT 2004


Bruce Markey wrote:

> Matt Morgan wrote:
>
>> I haven't had time to work on my problems getting my IR Blaster to 
>> work with my Scientific Atlanta 2100 cable box. Other people have 
>> succeeded, and I'm sure I will one day. Until then, I hoped I could 
>> record shows semi-manually, just by tuning the SA2100 myself to the 
>> right channel ahead of time. The thing is, mythtv then tunes itself 
>> to the channel the scheduled recording is on. Since it needs to stay 
>> on channel 3, I get snow for the recording.
>
>
> "Stay on channel 3"? If you have a cable box, you should try to
> use s-video or maybe composite which are less susceptible to
> interference. However, this implies that you are using RF coax
> to your tuner input. If so, there is already is a hack for this
> odd arrangement....
>
>> I tried going into the video source and setting the external channel 
>
>
> s/video source/input connection/
>
>> changing program to /usr/local/bin/change_channel.sh. It won't work, 
>> but I figured it would at least keep mythtv from changing its own 
>> channel. But it didn't work. How can I keep mythtv from trying to 
>> control the channel internally?
>
>
> The very next item after "External channel change command" is
> "Preset tuner to channel":
>
>  "If specified, the tuner will change to this
>  channel when the input is selected.  This is only
>  useful if you use your tuner input with an external
>  channel changer."

Thanks. So I should put "3" in that setting? I don't really understand 
what that tip is trying to tell me. I don't want the tuner to do 
anything, I just want it not to get involved.

Thanks,
Matt


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