[mythtv-users] HDHR Prime - Comcast: channel change error

[Kirk Bocek]

On 12/14/2011 9:33 AM, Robert Kulagowski wrote:
> On Wed, Dec 14, 2011 at 11:05 AM, Gary Buhrmaster
> <gary.buhrmaster at gmail.com>  wrote:
>> On Wed, Dec 14, 2011 at 08:32, Brad Fuller<bradallenfuller at gmail.com>  wrote:
>> ....
>>> I wouldn't think that I'd have to change anything if virtual channels
>>> are working, would I?
>>
>> For the Prime (and any CableCard tuner) the virtual tuned
>> channel is converted "automagically" to the real physical
>> channel frequency/program id to receive the program
>> based on the mapping sent from the headend
>>
>> So, no, you should not have to change anything as long
>> as your CableCard is getting the updates from the headend
>> correctly(*).
>>
>> You might want to use the command line utilities to
>> change the vchannel to 17 (or 717), and examine the
>> status (and vstatus) from the Prime to insure that it is
>> tuning to the correct channel.  From memory (which
>> means likely wrong, check the actual docs), that
>> would be something like:
>>    hdhomerun_config<device>  set /tuner0/vchannel 17
>>    hdhomerun_config<device>  get /tuner0/vstatus
>>    hdhomerun_config<device>  get /tuner0/status
>>    hdhomerun_config<device>  get /tuner0/program
>>    hdhomerun_config<device>  get /tuner0/streaminfo
>> and the status/program info should match the frequency
>> and program that your clear QAM tuners use for KCSM.
>> If not, your CableCard mapping is wrong.
>
> You can also use the program that I wrote, detailed here:
>
> http://www.gossamer-threads.com/lists/mythtv/dev/496993
>
> if you want an automated way to get everything.

Since you have a Prime, don't forget about the Channel Lineup menu on 
the web interface. This comes from Comcast and is another source of 
information. It is *not* perfect. Comcast moved Golf Channel HD on me 
awhile ago and it took *weeks* for this to get updated but it finally did.