[plug] Sound on Gigabyte K7 Triton

[Richard Meyer]

----- Forwarded by Richard Meyer/Australia/Contr/IBM on 21/08/2003 09:56 AM
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                      Sham Chukoury                                                                                                 
                      <chukours at ses.cur        To:       PLUG <plug at plug.linux.org.au>                                              
                      tin.edu.au>              cc:                                                                                  
                                               Subject:  Re: [plug] Sound on Gigabyte K7 Triton                                     
                      20/08/2003 04:44                                                                                              
                      PM                                                                                                            
                      Please respond to                                                                                             
                      plug                                                                                                          
                                                                                                                                    
                                                                                                                                    




>On Wed, 2003-08-20 at 14:08, Richard Meyer wrote:

>> Hi people,
>>
>> I've recently built a machine on the above motherboard and bought a
>> Creative 4 speaker setup, which requires 2 sound outputs from the
>> motherboard. The motherboard manual speaks of a special driver which
causes
>> the mic(?) port to act as the rear sound-out port - anybody using this?
>> (under Linux).

>Hmmm... I couldn't find anything called "Triton" on the Gigabyte site.
>Is the GA-7VAXP the motherboard you're talking about? :P

I suspect it may not be. The box actually says Triton, but from my notes
when I bought it, it's a GA7VT600.

>My motherboard's got the same sound chip as the GA-7VAXP - the RealTek
>ALC650. I do have 4 channel (front + rear) output in Windows, using the
>utility that comes with the motherboard drivers. I've also got it
>running fine in Linux, using the Alsa drivers, however, I only have
>stereo output from it (i.e. only 2 channels thru the Line Out connector,
>nothing thru the 'Line In' connector that's meant to turn into the rear
>output).

I haven't fiddled with it in Windows, but my Linux output is also only
stereo, with no output from the "Line In" connector.

>Last time I checked, the drivers for the chip on Realtek's site was
>simply Alsa code, so I just went with the 'official' Alsa drivers, which
>don't seem to support the 4 channel output feature. I also tried the
>kernel's Intel ICH driver, which actually seemed to recognise that the
>chip was capable of outputting more than 2 channels (said so in syslog),
>but still only used 2 channels. I later discovered that XMMS was dying
>while playing WAV files with the ICH driver, so I went back to the Alsa
>drivers...

>I guess you could try Realtek's drivers - get them from the Realtek site
>(
http://www.realtek.com.tw/downloads/dlac97-2.aspx?lineid=5&famid=12&series=8&Software=True
)
>Those drivers are said to have been updated about 5 days ago, so I
>dunno, *maybe* Realtek tweaked them to support more than 2 channels.
>Other than that, if anyone else out there on the list knows how to get
>Alsa (or the ICH driver) to output more than 2 channels, then please
>tell us how. :)

Thanks, I'll check them out tonight.

RichardM