[mythtv-users] PVR350 sound output not working after upgrade

David Erickson erickson+mythtv at mddsg.com
Mon Nov 15 17:59:15 UTC 2004


I'll give it a try when i get home.  I think i am going to have to
download fc1 or fc2 and try it again.. just to rule that out since Jarod's
instructions were written for those two

Dave

>> -----Original Message-----
>> From: David Erickson
>> Sent: Sunday, November 14, 2004 12:29 PM
>> To: Discussion about mythtv
>> Subject: Re: [mythtv-users] PVR350 sound output not working after
>> upgrade
>
>> Okay im pretty sure there is something wrong with the current firmware
>> and
>> my pvr350.. can't find instructions on how to get the older firmware
>> versions.. Any help would be appreciated.. When i do the dd
>> if=/dev/video0
>> of=/dev/video16 bs=64k test i get choppy output that hangs after about
>> 10
>> seconds and no audio.. Now all this is doing is pumping video/audio
>> right
>> out of the encoder and directly into the decoder which should be
>> seemless
>> and was before i rebuilt my box.  So im pretty sure that my problems
>> lays
>> in the firmware for the pvr350 im using.
>
>> Dave
>
> Well, here's a little something to try before going crazy with firmware.
> When I did an upgrade not so long ago, I had a similar "no audio" problem.
>  Turns out one of my upgrades (I suspect the v4l kernel module, but I'm a
> bit of a neophyte here) had issues with ivtv.  It seemed that the sound
> was the only thing not working, or that it'd work the first time on the
> encoder, but not again until a reboot.
>
> Check your modules.conf and look for msp3400.  Anywhere you see that, you
> should replace it with msp3400-ivtv (which I believe is included in the
> rpms from atrpms (thanks Axel!), though I guess you should check first to
> be sure you have it).  Once I did this and rebooted, things were golden
> (I'm running FC1 based off of Jarod's guide, thanks Jarod!).  My relevant
> lines from modules.conf:
>
> ...
> options msp3400-ivtv once=0 simpler=1 simple=0
> ...
> add below ivtv msp3400-ivtv saa7115 saa7127 tuner
> ...
>
> Now I also know there's a way to alias the module so that you only have to
> change it in one place, but once mine started working, I left it alone.
>
> ~John
>
> John Wilson
> Transim Technology
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