[alsa-devel] no front speaker sound with ALC262

[Tobin Davis]

I'm still waiting for my demo unit from Tangent.  Latest update is they
think it may be a hardware issue (missing a resistor).  I should know
more Monday.  If this is the case, then the driver should work with very
minor modifications (subsystem ID addition).

Tobin


On Tue, 2008-03-25 at 11:40 +0100, Rene Dohmen wrote:

> 
> 
> Op Mar 22, 2008, om 8:09 PM heeft Tobin Davis het volgende geschreven:
> 
> 
> 
> > Rene, don't bother bugging Tangent.  I have a demo unit on the way.
> > My first priority is getting the driver working.
> > 
> > Tangent really won't help much - their a distributor, not the OEM.
> > This is an MSI Crystal 945 in a Tangent shell.
> > 
> > 
> 
> 
> I know that the system is actually a Crystal 945. I got the
> touchscreen working via a dev driver from salt (so not tangent)
> On the mainboard there is a conenctor: JFP1that goes to the ms4088
> board. The mainboard connects to:
> - power led
> - hdd led
> - speakers
> - main power switch
> 
> 
> I can provide you with some photoos if you like.
> 
> 
> As stated earlier: the sound is working by with very low volume
> levels 
> 
> 
> 
> 
> > 
> > If you want to try something, see if the bios can be reflashed with
> > the Crystal 945 firmware.
> > 
> > 
> 
> 
> I sound working with the original crystal? I don't think tangent has
> flshed their BIOS to another version.
> In the crystal 945 specs I found that the're using a Realtek ALC262
> with azalia codec, maybe this helps.
> 
> 
> Rene
> 
> 
> 
> 
> 
> > As to the speaker board, where on the main board is it mounted?  Is
> > the header labeled?  How many pins?  It sounds like the speakers may
> > be on the front panel header, which would make them function like
> > headphones.  Or this board is custom build for this application and
> > I don't know what I'm talking about.
> > 
> > Tobin
> > 
> > 
> > On Sat, 2008-03-22 at 18:59 +0100, Rene Dohmen wrote: 
> > 
> > > Hi Guys,
> > > 
> > > I'm glad t o read that there are other people with the same problem  
> > > on the same system.
> > > I just opened my Tangent 8000S and it has indeed a MSI mainboard:  
> > > MS7290. The speakers are connected to a small custom board: MS-4088
> > > There's no extra chip on this customboard and the board is directly  
> > > connected to the mainboard. So probably the signal leaving the  
> > > mainboard in amplified already. (or there's a amplifier builtin the  
> > > speakers)
> > > 
> > > Next week i'll have some time to put tangent under some more pressure  
> > > for info, so maybe that will speed up things a little bit.
> > > 
> > > Grz Rene
> > > 
> > > _______________________________________________
> > > Alsa-devel mailing list
> > > Alsa-devel at alsa-project.org
> > > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> > 
> > -- Tobin Davis 
> > 
> > 
> > love, n.:
> > 	When you don't want someone too close--because you're very sensitive
> > 	to pleasure.
> 
> 

-- 
Tobin Davis 


I can hire one half of the working class to kill the other half.
		-- Jay Gould