Would you please attach separately the outputs from 'amixer' in a Terminal after you set the profile to 4.0 surround and again after you set the profile to each of 4.1, 5.0, and 5.1 surround?
Would you please attach separately the outputs from 'amixer' in a
Terminal after you set the profile to 4.0 surround and again after you
set the profile to each of 4.1, 5.0, and 5.1 surround?