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On Tue, 2008-01-29 at 12:58 -0600, Marzan, Richard non Unisys wrote: |
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> I tried googling around but no helpful content so far. I have a laptop |
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> with built-in sound. It uses the HDA_intel kernel module. My problem is |
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> that I can't silence the onboard/built-in speakers when I plug in the |
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> headphones to the machine. Muting sound would lead to all jacks and |
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> audio ports to be silenced -- not just the built-in speakers, which I |
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> intend to mute solely leaving sound alive on the headphone jacks. There |
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> are no channels readily observable to differentiate where sound goes and |
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> to which port with alsa-mixer. The behavior I would like to achieve is |
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> one that will allow me to mute onboard speakers while continuing to have |
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> the headphones receive audio signals. Has anyone ever done this? Any |
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> pointers to documentation will be appreciated. |
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Does it work with Windows? I'd expect such things to be implemented in |
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hardware. |
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