[linux-dvb] Nova-T 500 windows driver update fixes reception problems

Jose Alberto Reguero jareguero at telefonica.net
Tue Apr 10 12:40:58 CEST 2007

El Martes, 10 de Abril de 2007, Matt Doran escribió:
> Hi all,
> I've been using the Nova-T 500 PCI card and I'm using the Ubuntu 2.6.20
> kernel.   I and others in Melbourne, Australia have been having
> reception problems on a couple of channels.   The problem is not related
> to signal strength/quality, but region specific.   The Windows Media
> Center community in Australia were also having the same reception
> problems (see very long thread
> <http://www.xpmediacentre.com.au/community/tuners-mce/12244-hauppage-nova-t
>-500-driver-bug-20.html#post120121>). This community worked with the
> Australian distributer (New Magic), who worked closely with Hauppauge to
> debug/fix the problem.  After a couple of months they got a fix.
> Apparently the problem was with the dib0700 chipset.  So this might
> affect more than just this card.  Here's the quote:
>     "For those interested the issue actually had nothing to do with
>     Hauppauge, but rather was a chipset issue which we have identified
>     in other tuner and set-top products. Because the issue is unique to
>     only small parts of Australia, many users and manufacturers write
>     the symptoms off as a reception problem."
> The update hasn't been released publicly yet, but is available upon
> request from New Magic (see note on this page
> <http://www.newmagic.com.au/support/Hauppauge_Vista_Drivers.html>).  Any
> one interested can also email me off list, and I'd be happy to send it
> through.  The Windows instructions for installing the fix are:
>     * Install the latest drivers from here:
>       http://www.newmagic.com.au/support/Hauppauge_Vista_Drivers.html
>     * Copy the updated file "hcw99bda.sys" into the
>       C:\windows\system32\drivers into the driver directory.
>     * Restart the system.
> Hopefully this is just a firmware fix, or something easy to reverse
> engineer.  ;)
> Anyone know if "hcw99bda.sys" contains firmware?  And how to extract it?
> Let me know if there is anything I can do to help.
> Regards,
> Matt Doran

Do you know the version of the beta? There are a new version of the drivers 
(cd-digital-34) from 2 April in 
Do you know if this version have the changes mentioned?

Jose Alberto

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