Hi there,
the led is controlled through SPI. it does not relate with sound card driver.
we generate a image with driver install and you can download and give a try. if it works, the hardware is good and something wrong with the installation process. thanks.
<LINK_TEXT text=“https://v2.fangcloud.com/share/7395fd13 … 8000207913”>https://v2.fangcloud.com/share/7395fd138a1cab496fd4792fe5?folder_id=188000207913</LINK_TEXT>