You can post this issue to plada.hu...@cmedia.com.tw
Some cmedia codecs have problems with various platforms.
On 7 Sep 2014 17:25, "Sietse Achterop" <s.achte...@rug.nl> wrote:
> Hello list,
>
> I have a USB sound device:
> ID 0d8c:0102 C-Media Electronics, Inc. CM106 Like Sound Device
> and it's working perfectly on a number of (64 bit) systems, with e.g.
> Ubuntu 14.04 and Debian jessie/sid
>
> But on an older (32 bit) system I have a problem with the similar software,
> namely with Debian jessie/sid and Ubuntu 14.10.
>
> The problem occurs with an external USB audio device from Sweex, with a
> CM106 chip.
> (Bus 001 Device 003: ID 0d8c:0102 C-Media Electronics, Inc. CM106 Like
> Sound Device)
> Outputting sound via headphones or speaker plugs work OK.
> Also, inputting via the microphone input works OK.
>
> BUT, inputting sound via "line in" does NOT work (on the 32 bit machine).
> The Sweex device has a "mic mute" switch and a blue led the which
> indicates the mic-mute-state.
>
> Now if I select "line in" (via pavucontrol or alsamixer) , then the blue
> "mic mute" LIGHT is turned on,
> and CANNOT be turned off with the "mic mute" SWITCH on the device.
> And therefore i cannot use the line-in signal, there is no signal from the
> device.
> This does not occur on the other PC's.
>
> It is not very likely that it is a hardware problem, because the device
> works with the other pc's,
> and almost everything works with the 32 system, so usb seems to work.
> Is there any test that I can perform?
> I really am at a loss.
> Hopefully someone can give me a pointer.
>
> Thanks in advance,
> Sietse
>
>
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