On Sun, 16 Oct 2016 08:05:18 -0700, CWSIV JUNO wrote: >some MB will only let you have one and if there is an IRQ conflict you >have one more problem. I don't know if some mobos only allow one sound device, but at least IRQ issues could happen, when just using one sound device, too. However, IRQ issues are completely unrelated to the issue the OP has got/had.