[mythtv-users] PVR350 problems with Myth 0.25.2

Tim Scholl tascholl at gmail.com
Tue Oct 9 20:50:18 UTC 2012


On Sun, Oct 7, 2012 at 9:20 PM, George Mari
<george_mythusers at mari1938.org>wrote:

> On 10/04/2012 08:38 PM, George Mari wrote:
>
> [deleted]
>
>
>  OK I've finally gotten around to replacing the bad capacitors on my
>> PVR-350.
>>
>> After about 24 hours, the good news is that the ghosting and flashing
>> seem to be gone.  I'm still keeping it well ventilated for a while
>> longer, just to be sure.
>>
>> The bad news is that the ivtv driver just decided to unload/re-load
>> itself again.
>>
>> So I guess I am back in the camp of suffering from the same problem as
>> some others seem to be.  I don't know if it's a combination of this
>> kernel, and Fedora release (17) or what, but it's no fun having to
>> baby-sit the backend and re-load the driver when it dies.
>>
>>  [deleted]
>
> Ok, so after a recording last night, the flashing of the top 15% of the
> image has returned - this is after I replaced the bad capacitors.  (No
> image ghosting, so that must have been related to the bad capacitors.)
>
> My theory now is that after some instances where the driver get's
> reloaded, the backend is still able to use the device, but sometimes it
> gets in a weird state where the recorded image has this flashing along the
> top edge.
>
> Most of time for me (9 times out of 10) the driver reloading meant that
> the card could no longer be used for recording.  I've only seen the
> flashing 2 or 3 times since I've started having trouble about a month ago.
>  Stopping the backend and unloading/reloading the ivtv driver fixed the
> problem, temporarily, until the kernel decided that the firmware had failed
> had needed to be reloaded.
>
> Interestingly enough, the driver re-load never seemed to happen during a
> recording - always in-between recordings.
>
> For now, I have configured one of the analog encoders on my HVR-2250 and
> hooked up my DirecTV box to it, taking the PVR-350 out of commission for
> now until I can resolve the problem.
>
>
>
So the question really becomes is it an ivtv driver or a myth problem, and
how do we get a resolution?

-- 
Tim Scholl
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