[linux-dvb] TT-premium DVB-S rev1.5 audio problem

Oliver Endriss o.endriss at gmx.de
Tue Oct 31 09:20:34 CET 2006


Martin Zwickel wrote:
> Hi Oliver!
> 
> On Sat, 28 Oct 2006 03:19:36 +0200
> Oliver Endriss <o.endriss at gmx.de> bubbled:
> 
> > Martin Zwickel wrote:
> > > Hi there!
> > > 
> > > I have a small problem:
> > > I get no audio from my DVB-S card since a few months.
> > > But I can't remember what could have changed that.
> > > 
> > > There is no audio from the jack, nor from my Aux-In Mixer.
> > > Everything else works as expected (at least with vdr), I can tune,
> > > set filters, watch TV, ... but no audio from the HW.
> > > I'm already thinking about a DAC issue...
> > > 
> > > I'm using kernel 2.6.18, v4l-hg latest and alsa. Also the av7110
> > > firmware is the latest, but also tried older ones.
> > > 
> > > My card pci info:
> > > 00:0c.0 0480: 1131:7146 (rev 01)
> > >         Subsystem: 13c2:0000
> > >         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B+
> > > ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 64 (3750ns min, 9500ns max) Interrupt: pin A routed to IRQ
> > > 5 Region 0: Memory at dfffac00 (32-bit, non-prefetchable) [size=512]
> > 
> > If you cannot get any sound out of the 3.5mm audio jack of the card,
> > and
> > - cable is ok
> > - sound is not muted [vdr]
> > - sound is not set to digital output [vdr audio menu]
> > your card is probably broken.
> 
> Cable is ok, vdr unmuted, analog output ... :(
> 
> > Hm - you have a Technotrend mail address, and TT is the manufacturer
> > of those cards. They should be able to fix it...
> 
> At least I work for them :) But I wonder why it should be broken
> somehow.

Iirc there were two or three other users @ vdr-portal who somehow killed
the audio DAC of their FF card. :-(

> I thought it could be a software problem, something that I 
> missed during the last year.

No, I'm not aware of any driver changes in that area.

> Now it's time to use my solder iron ... ;)

Good luck. ;-)

Oliver

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