[mythtv-users] Specifying blaster script breaks TV viewing on PVR-150

Raymond Wagner raymond at wagnerrp.com
Mon Nov 7 19:50:00 UTC 2011

On 11/7/2011 14:38, Bob Shanteau wrote:
> I am trying to set up a Hauppauge PVR-150 connected to a Pace DC50X
> settop box from Comcast. When I enter 3 in "Preset tuner to channel" on
> the "Connect source to Input" page of MythTV setup along with the
> filename for a channel changing script in "External change channel
> command", I cannot view TV (I get a black screen with no error message).
> Even if the file is empty, I still cannot view TV.
> But if I leave the filename blank, I can view TV OK (but only on channel 3).

It sounds like whatever your script does, it is erroring out.  If the 
channel change script returns an exit code anything but 0, it will 
assume tuning failed, and abort the recording.

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