krschuerman at gmail
Nov 27, 2009, 9:43 PM
Post #4 of 4
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On Fri, Jul 3, 2009 at 12:56 AM, Kelly Reed Schuerman
<krschuerman [at] gmail> wrote:
>
>
> On Fri, Jul 3, 2009 at 1:17 AM, <stefan_jones [at] comcast> wrote:
>>
>> ----- "Kelly Reed Schuerman" <krschuerman [at] gmail> wrote:
>> > From: "Kelly Reed Schuerman" <krschuerman [at] gmail>
>> > To: "Discussion about mythtv" <mythtv-users [at] mythtv>
>> > Sent: Thursday, July 2, 2009 10:51:24 PM GMT -08:00 US/Canada Pacific
>> > Subject: [mythtv-users] DVB MythTV channel scan issue
>> >
>> > I have a Pinnacle pcHDTV 800i amd I am having trouble finding the
>> > channels and adding them to MythTV.
>> >
>> > I have 1 working channel and it looks good. The problem seems to be
>> > with the scanner built into mythtv-setup.
>> >
>> > I see the following in the log scrolling on the screen.
>> >
>> > Updating 1008-0 as 10080 on QAM-256 Channel 110 (110)
>> > Updating 1008-0 as 10080 on QAM-256 Channel 110 (110)
>> > Timeout...
>> > Skipping...
>> > Skipping...
>> > Updating 1008-0 as 10080 on QAM-256 Channel 112 (112)
>> >
>> > It appears that whenever a working channel is found it overwrites the
>> > previous found channel. In the end I have 1 working channel.
>> >
>> > Any ideas?
>>
>> Well, there is an "exiting channels" policy, where you can select delete,
>> minimal updates, etc. But I don't think that is the problem here.
>>
>> What sort of scan are you doing? What options? Are you specifying a
>> seperator (-,_, etcetera)?
>>
>> I suggest getting an outside authority to guide your scanning. Go to this
>> site:
>>
>> http://www.silicondust.com/hdhomerun/channels_us
>>
>> And enter your zip code. It will show, for each of the providers in your
>> area, what channels have been found by an HDHR scanner. You should find all
>> of those channels. I found that NOT skipping encoded channels, and
>> including audio channels, picks up more usable channels than otherwise.
>>
>> If the internal scanner isn't doing it for you, try the technique
>> described on this MythTV wiki page:
>>
>>
>> http://www.mythtv.org/wiki/Adding_Digital_Cable_Channels_(For_ATSC/QAM_Tuner_Cards_--_USA/Canada)
>>
>> The end result will be a channels.conf file. You specify channels.conf
>> when you do the scan. It does a scan, but matches what it finds with the
>> file.
>
> Here are the scan settings I'm using:
> Type: Full Scan
> Frequency Table: Cable
> Modulation: Cable (QAM-256)
> Separator: None
> Treatment: Minimal Updates (It'd be nice for me if there was a "create
> duplicate")
>
> It finds several channels, it just gives them all the same channel number
> and therefore each channel overwrites the previous.
>
> I've been following that wiki page over and over again. I find 215 possible
> channels and trying to weed through them has been difficult. My TV only
> finds 6 or 7 channels.
>
> Running the mencoder script to automate that process gives me this error:
> UNKNOWN TUNER TYPE
> DVB CONFIGURATION IS EMPTY, exit
> Failed to open dvb://1.
> Cannot open file/device.
>
> I'm running ubuntu 9.04 and this appears to be a well known issue but I
> haven't found the solution.
>
> Thanks,
> Sherm
>
>
The new channel scanner in .22 has resolved this issue for me.
Sherm
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