![]() ![]() Should list out the device ID then you need to add that device to rc.local to disable it, adding the below to rc.local for that video card. ![]() You have to disable the video card sound with an addition as follows at least for my video card hdmi audio out, you have to find your video card’s device id via lspci with something like this:Ġ1:00.0 VGA compatible controller : NVIDIA Corporation GK110 (rev a1) (prog-if 00 )Ġ1:00.1 Audio device : NVIDIA Corporation GK110 HDMI Audio (rev a1) Output for these commands should produce something that looks like the following image.ĪLSA is great but the issues of modern systems with Video Cards that also support monitors with speakers via HDMI or Display Port cause a problem as well, especially if you want to use the sound card instead of the usually primary audio out of the monitor speakers. Unmute the Master control on the first sound card: amixer -c 0 set Master unmute.Mute the Master control on the first sound card: amixer -c 0 set Master mute.Increase the Mic volume on the first sound card two decibels : amixer -c 0 set Mic 2db+.Set the Mic volume on the first sound card to five decibels: amixer -c 0 set Mic 5db.Set the Master volume on the second sound card to 50%: amixer -c 1 set Master 50%.Set the Master volume on the first sound card to 100%: amixer -c 0 set Master 100%.You can adjust them with various commands that follow the basic pattern of amixer -c set. These are the audio controls you can change. Then look at your available controls with amixer scontrols. View your available options and commands with amixer help. Instead, you use commands to set the various volumes of each channel for your sound cards. With Amixer you don’t get a graphical environment. Move right and left, respectively, through those options by pressing the Left and Right arrow keys.Īdjust each volume with Down or PgDown to reduce the volume of a channel and Up or PgUp to increase the volume.Ĭheck out the full view of options by pressing F1 to get the screen pictured below. Each type of view may have more options than you see in the screenshots here. ![]()
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