Diagram for wiring a NBv2 with a recharge port and accent LED
This thread will show various wiring diagrams for wiring a Nano Biscotti (v2), You may need to make minor modifications depending on your specific needs, but between these diagrams and the ones in the NB manual, this should give you a basis for successfully wiring your sound card.
This is a good diagram of how to wire a NB v2 with a single color LED, a recharge port and and accent LED that comes on when the saber does. Special thanks to Kagetora for the diagram.
http://i1115.photobucket.com/albums/...ps007e93a4.jpg