[linux-dvb] Hauppauge HVR-1950 digital part
isely at isely.net
Sat Jul 26 22:40:36 CEST 2008
On Sat, 26 Jul 2008, Yusik Kim wrote:
> On Saturday 26 July 2008 08:39:16 Steven Toth wrote:
> > Yusik Kim wrote:
> > > Hi,
> > >
> > > Has anyone got the digital part of this device to work properly?
> > >
> > > Modules are compiled from the latest (7/26) v4l-dvb snapshot with a
> > > 22.214.171.124 kernel. The modules seem to load properly and the analog part
> > > works in mythtv. The digital part kind of works.
> > > The problems I can observe are:
> > > 1. Can only scan 3 digital channels using both the command line scan and
> > > mythtv. My other PCI TV card scans 36 of them.
> > > 2. Only occasionally locks in to a channel.
> > > 3. Takes 5 minutes to lock in to a channel when it actually does succeed.
> > >
> > > I saw from another mailing list that people were trying to get the remote
> > > control to work so I'm guessing the core of the device functions
> > > properly. If this is the current state of support, I'd be glad to help
> > > testing.
> > What steps did you take to prove your hardware is function properly, or
> > your digital cable feed is reliable?
> > The drivers works for me, it sounds like you have an environmental issue.
> > - Steve
> Thank you for replying Steve.
> I have a windows partition on the same machine and it works perfectly there.
> So I don't think there is a problem with the cable feed or hardware itself.
> Not sure if it has any relevance but I noticed in windows, the red LED light
> in the front is always on whereas in linux, it only turns on right before it
> tries to lock in to a channel.
While I can't vouch for what the Windows driver is doing, the Linux
driver (pvrusb2) for this device deliberately only lights the LED when
actual streaming is being attempted. Basically the LED becomes a "busy"
indicator. It's a feature not a bug :-)
> I should add that the 3 channels that were successfully scaned do not always
> get picked up in subsequent attempts. It seems like it has trouble tuning. At
> least it's good to know it's a problem on my end. Just have to find a way to
> fix it.
Sounds a lot like there's a significant tuning problem. Unfortunately
I'm not seeing the issue here :-(
isely @ pobox (dot) com
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