[mythtv-users] ATSC -scanning

A JM vbtalent at gmail.com
Mon Feb 16 02:53:01 UTC 2009


On Sun, Feb 15, 2009 at 8:29 PM, Adam Miskiewicz <adam.skevy at mac.com> wrote:
> Try this:
> http://www.mythtv.org/wiki/Adding_QAM_Channels_For_HDTV_Tuner_Cards
> Helped me earlier today.
> --------------------------------------------------------
> Adam Miskiewicz
> Lead Web Developer/Front-End Architect
> leveltwo, inc.
> adam at level2designs.com
> 1.877.3LEVEL2 x223
> On Feb 15, 2009, at 8:05 PM, Brian Wood wrote:
>
> On Sunday 15 February 2009 17:59:13 A JM wrote:
>
> I just tried scanning for ATSC channels that are in the clear on my
>
> cable system and even though it found the channels that are supposed
>
> to be in the clear they are not digital it appears it found the analog
>
> channels, none of the other regular analog cable channels were found.
>
> I'm a bit stumped on how to get Myth to recognize the digital channels
>
> instead.
>
> I have an HD3000 and have been following the wiki:
>
> http://www.mythtv.org/wiki/Configuring_PCHDTV_card_for_ATSC
>
> Hopefully someone can tell me what I've done wrong...
>
> They are not ATSC if they are on your cable system, they are likely QAM.
>
> I think technially QAM is a part of the ATSC standard, but software probably
> assumes "ATSC" is broadcast.
>
> --
> beww
> beww at beww.org
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>

Getting the following message???


$$:/usr/share/doc/dvb-utils/examples/scan# scan -a /dev/dvb/adapter0
/usr/share/doc/dvb-utils/examples/scan/atsc/us-Cable-Standard-center-frequencies-QAM256
| tee /home/mythtv/mychannels.conflsmod | grep dvb
scanning /usr/share/doc/dvb-utils/examples/scan/atsc/us-Cable-Standard-center-frequencies-QAM256
using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
....
WARNING: frontend type (QPSK) is not compatible with requested tuning
type (ATSC)
ERROR: initial tuning failed
dumping lists (0 services)
Done.


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