<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On 24/05/2009, at 5:49 PM, Nick Rout wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>On Sat, May 23, 2009 at 12:22 PM, Steven Ellis <<a href="mailto:steven@openmedia.co.nz">steven@openmedia.co.nz</a>> wrote:<br><blockquote type="cite"><br></blockquote><blockquote type="cite">On 23/05/2009, at 12:01 PM, Mark van Dijk wrote:<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I have a Hauppague PVR-500 card (dual analog). Occasionally, something<br></blockquote><blockquote type="cite">seems to go wrong with one of the tuners, such as:<br></blockquote><blockquote type="cite"> 1) no sound<br></blockquote><blockquote type="cite"> 2) ok sound, but extremely poor picture quality<br></blockquote><blockquote type="cite"> 3) pure static (both pic and sound)<br></blockquote><blockquote type="cite"> 4) no recording file at all (i.e. MythTv has a recording entry in the<br></blockquote><blockquote type="cite">DB, but no MPEG file on disk)<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">This is only very occasionally (maybe once every 2 weeks) - and<br></blockquote><blockquote type="cite">generally (though not always) seems to occur after my box has been<br></blockquote><blockquote type="cite">running for more than a day or two. a simple reboot normally fixes the<br></blockquote><blockquote type="cite">issue immediately. Funny thing is that when the issue occurs, the other<br></blockquote><blockquote type="cite">tuner continues to work as normal. Once the issue starts, it will not<br></blockquote><blockquote type="cite">go away on its own, and from then on, any recordings that use that tuner<br></blockquote><blockquote type="cite">are no good. This has been an issue through several clean installations<br></blockquote><blockquote type="cite">of Mythbuntu (from 7.10 to 9.04).<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">It is entirely possible that I have a faulty motherboard (a very old<br></blockquote><blockquote type="cite">Asus A7N8X-deluxe). I have had issues for years with USB devices under<br></blockquote><blockquote type="cite">both Linux and Windows on this machine...<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Is it possible to do a software reset of the tuner card somehow so that<br></blockquote><blockquote type="cite">i don't have to reboot the machine? If so, then perhaps i can get<br></blockquote><blockquote type="cite">MythTv to reset the card before each recording.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Try asking on the LinuxMedia mailing list as Hans Verkil who wrote the<br></blockquote><blockquote type="cite">driver is usually there.<br></blockquote><blockquote type="cite">Sadly I don't think you can. I spent a bunch of time trying to resolve these<br></blockquote><blockquote type="cite">sorts of issues, and Hans has put a lot of work arounds in the driver, but<br></blockquote><blockquote type="cite">it still occasionally goes wrong.<br></blockquote><blockquote type="cite">Steve<br></blockquote><br><br>I don't know whether this will work.<br><br>I don't recall the name of the kernel module for these cards - ivtv or<br>something (?) Whatever it is you could try<br><br>modprobe -r <modulename><br>modprobe <modulename><br><br>modprobe -r usually takes out all dependent modules (ie modules that<br>were loaded just because <modulename> needed them. They should all<br>then load on modprobe.<br><br>__</div></blockquote><br></div><div>I'm afraid not. The problem is a lot deeper in the cards and needs a full hardware reset.</div><div><br></div><div><br></div><div> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Steven Ellis - Technical Director<br>OpenMedia Limited<br>email - <a href="mailto:steven@openmedia.co.nz">steven@openmedia.co.nz</a><br>website - <a href="http://www.openmedia.co.nz/">http://www.openmedia.co.nz</a><br></div></div></span> </div><br></body></html>