[mythtv-users] DViCO Fusion HDTV 5 Gold NTSC setup

R. G. Newbury newbury at mandamus.org
Sun Jan 15 07:36:52 UTC 2006


Jason Gabriele wrote:

>I also could get the Fusion 5 Gold working as a QAM tuner but had trouble
>with analog tuning. You should be able to set it up just like any other v4l
>card. I was able to get mine to work but the picture appears washed out
>(looks fine with QAM) and also the sound doesn't come in until you change
>the channel. There are some serious problems with the cx88 drivers even in
>the latest kernel (I also am using 2.6.15), so I don't think we are the only
>ones. BTW, it looks as though you have the correct drivers loaded. You may
>want to make sure it's detecting the correct card using dmesg and try using
>tvtime to tune some channels.
>
>  
>
>>-----Original Message----- 
>>I've got the subject card working as an HD (ATSC) receiver, but can't
>>figure out how to get it to receiver NTSC channels.  I defined a V4L
>>capture card in the 'Capture cards' section of mythtv-setup.  It then
>>shows up as a device of /dev/v4l/video0.  But when I go to scan those
>>channels, nothing shows up.  And I know that there's several VHF and UHF
>>channels on standard NTSC broadcast.  I also tried setting the 'TV
>>format: in the Global Backend setup to NTSC (even though that didn't
>>make a lot of sense, and logically wouldn't be the right thing to do for
>>the ATSC 'part' of the card)....
>>
>>Has anyone gotten this to work?
>>
>>On a 'plus' note, I did manage (I think) to get both this card and a
>>HD5000 card to both work at the same time (both in ATSC mode).  I'm
>>running gentoo and had to emerge the 2.6.15-gentoo kernel.  But after
>>configuration, both cards worked...
>>
>>Its possible that I didn't follow the Fusion Gold instructions correctly
>>and don't have the correct module compiled to actually pick up NTSC...
>>Which device driver would that be?  Here's my lsmod output:
>>
>>Module                  Size  Used by
>>cx88_dvb               10756  0
>>cx8802                 11780  1 cx88_dvb
>>or51132                11012  1 cx88_dvb
>>video_buf_dvb           7044  1 cx88_dvb
>>nxt200x                14660  1 cx88_dvb
>>cx22702                 7876  1 cx88_dvb
>>cx8800                 30412  0
>>cx88xx                 60064  3 cx88_dvb,cx8802,cx8800
>>i2c_algo_bit           10184  1 cx88xx
>>video_buf              20228  5
>>cx88_dvb,cx8802,video_buf_dvb,cx8800,cx88
>>    
>>

Going from memory, the cx8800 module is the NTSC module while the 
cx88-dvb is the ATSC module.

To get NTSC working properly, you will have to rmmod cx88_dvb, then 
modprobe cx8800.
These cards can do both modes,  but not at the same time.
I had my HD3000 card doing NTSC as a test at one point.

Geoff







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