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Re: Trouble with 2011 iMac Sound Card On Debian

On Lu, 08 iun 20, 16:11:02, Keifer Bly wrote:
> Hi all,
> So I installed Debian on a 2011 iMac and it is working ok, except for the
> sound. There is no sound from either the speaker or the headphone jack.
> When I go to the system settings, the volum option is completely greyed out.
> Running cat /proc/asound/cards in UXTerm returned this:
> 0  [PCH             ]:HDA-Intel - HDA Intel PCH
>                            HDA Intel PCH at 0xa8900000 irq 47
> 1 [HDMI            ]: HDA-Intel - HDA ATI HDMI
>                             HDA ATI HDMI at 0xa8840000 irq 48
> I am wondering why the speaker and headphone jack would not work when the
> sound card is recognized? Thanks very much.

You could try poking around in alsamixer (package alsa-utils) to unmute 
(M) channels or change volume levels.

Hope this helps,

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