(In reply to john woodhouse from comment #9) > Thanks for reply but in respect to xfi not supported. > > Alsa clearly does support it due to what the pulse volume control settings > shows to be available for it. It's a different level of "support". I am the upstream maintainer, so I know how well it's supported. We've got no hardware information from Creative, so such a hardware-specific issue has very little chance to fix, unfortunately.