1.) I was, in fact, changing the channel on my cable box (serial cable was going from my mthtv box to the Motorola STB- I just didn't see the numbers changing). This seems to be all set.
2.) Regardless, I don't seem to be getting any cable coming into the PVR-250. I'm beginning to wonder if perhaps the hardware is screwed, since I only seem to get channel 4, and changing the channel, while effective on the cable box, does not show any change in channel in MythTV. Also, I seem to be getting nothing but white noise unless the coax cable is jiggled out some.
Could this be an ivtv thing, not interpreting the cable signal correctly? Or is it more likely to be hardware-related?
3.) I put the .asoundrc in the mythtv home directory, and when I logged back in to see if it worked, it froze my X session. It didn't go through the rest of the startup, and I had to kill my X session. Is there any way to see why this happened?
Thanks so much for your help so far, guys!
On 1/20/06, Steve Adeff <[EMAIL PROTECTED]> wrote:
On Friday 20 January 2006 14:35, John Brooks wrote:
> Hi! I'm struggling with getting my MythTV box going- it's been a lot more
> difficult than I'd expected, but I'm really close. I have two issues in
> front of me now:
>
> 1.) When I try to change channels, I end up getting static on every other
> channel except channel three. I'm guessing that this is because the channel
> I'm changing is on the OVR receiver, and not the Motorola DCT2000 series
> set top box I'm connected to. I have a serial cable going out from the
I assume you mean PVR. But yes, you need to have MythTV change the channel on
the DCT2000, this requries you to use the change channel script and tell the
Tivo that your PVR card should use the DCT2000 script to change channels. It
sounds like your using the coax to feed the PVR from the DCT2000 though. I
would suggest getting some AV cables from radio shack/etc and connect the
DCT2000 via svideo/composite for video and the RCA audio cables for sound,
the picture quality should be much better. You then tell MythTV that your
using that input along with where the channel change script is.
> first serial port (which I'm assuming is ttyS0), and I got my hands on a
> copy of "channel" from here:
>
> http://mysettopbox.tv/phpBB2/viewtopic.php?t=5906&view=previous&
>
> Once I got the permissions on ttyS0 set correctly, I told mythtv to use
> /usr/bin/channel to change channels; this does not appear to work. I'm not
> sure how to look for output that might tell em what's going wrong here.
MythTV may not be running as the same user you got the script to work with.
Check to see what user mythbackend runs as (prbly "mythtv", possibly "root"
but from the sound of it not), and su to that user and make sure the script
works manually.
>
> 2.) I have a mobo with an nforce chipset (ABIT NF7-S), and thus SP/DIF
> output. I was able to get the digital sound working in xmms, so I know the
> sound works. However, I'm not sure how to get the sound working in MythTV.
> I tried following the instructions on this page, but still can't get sound:
you will need the proper asoundrc for your soundchip, if its an AC'97
compatible chip your probably using the intel alsa drivers for AC'97 and can
use the asound found here:
http://www.mythtv.org/wiki/index.php/Asoundrc_alc850
you will need to copy it as ".asoundrc" to the home folder of the user running
mythfrontend.
you must then, in Setup>General, 3 pages in, tell MythTV to use "ALSA:digital"
for Audio output device, and enable AC3 to SPDIF passthrough. Make sure
Internal Volume Controls are turned off.
--
Steve
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