On Wednesday 13 December 2006 03:18, Erik G. Burrows wrote:
> I'd appreciate any help I can get diagnosing a strange problem I've
> been having with my PVR-150 card using the ivtv driver.
>
> 1. It worked just fine under my last system incarnation, using the
> same card, but different MB/CPU/Linux distro
> 2. Some time passed...
> 3. Now, the system works, and I get TV through the card using either
> the "cat /dev/video0" method, or through mythtv, for a while...
> 4. After a few (to several) hours of working just fine, it stops. No
> more video from mythtv, and the "cat /dev/video0 > cap.mpeg" just
> generates a zero-length file, no matter how long I let it go.
> 5. There is no, zero, not any output to the console, syslog in dmesg
> at the time of the failure or on subsequent attempts to use it. 6.
> Unloading and reloading the ivtv and all other (video related)
> drivers does not cure the problem.
> 7. A warm reboot fixes it, for a while
> 8. A cold reboot fixes it, for a while
> 9. A very, very cold (plug out overnight) reboot fixes it, for a
> while.
>
> I've tried the last three stable ivtv driver versions with their
> required kernel versions. Exact same behavior.
>
> I'm open to the problem possibly being in the card, but it seems more
> likely in the software.
>
> Any ideas?
1) Please post the INIT IVTV messages.
2) Could it be overheating of the card?
3) Another known possible cause is a powersupply that is too weak.
Regards,
Hans
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