[mythtv-users] Cable channels missing

Michael T. Dean mtdean at thirdcontact.com
Thu Nov 29 02:54:15 UTC 2007

On 11/28/2007 09:02 PM, Whitney Marshall wrote:
> I seem to be missing a few cable channels when watching TV through my MythTV
> box.  Channels 74, 79, 80, and 81 (us-cable) come through fine when I'm
> watching TV through my digital cable box, but they're just static on my
> Hauppauge PVR-150.  These four are the only channels I have in the lineup
> between 72 and 96.

Sounds a lot like your system is using the wrong tuner definition (for
the tuner kernel module) and is not properly switching bands.

> The only reference to this that I've been able to find on the mailing list
> and online is a vague reference to a recent U.S. law that changed this part
> of the frequency mapping so that it's no longer cable channels.  Has anyone
> heard of such a law?  If it's true, why does my cable box show these
> channels (my provider is Charter)?  Has anyone had a similar experience?
> I just got my box up and running recently, so I don't know for sure when
> this change may have occurred, but Charter did change their channel lineup a
> couple months ago.  Probably related...

I'm assuming you configured from scratch (i.e. not from a configuration
from before the channel re-mapping).  If that's not the case (if you
edited the channels after the remapping), you should probably do the
video sources part of: 


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