Laptop speaker vs earphone

Olivier Nicole on at
Thu Jan 11 05:48:48 UTC 2007

> I'm using Ariff Abdullah's snd_hda driver on 6.2-RC2.
> The driver reports:
> pcm0: <ATI SB450 High Definition Audio Controller> mem 0xc0000000-0xc0003fff 
> irq 16 at device 20.2 on pci0
> pcm0: <HDA Codec: Realtek ALC883>
> pcm0: <HDA Driver Revision: 20061210_0037>

I'd tend to that that the thing that stop the speaker when you plug in
the earphone is purely mechanical/analog electornic, it is not even at
the digital electronic level, your OS cannot detect that an earphone
has been pluged in, it is like your home stereo.

It ust be a feature of Acer!


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