linux下怎样打开声卡的数字输出?

adsl9999

声卡tank 1723+数字光缆输出+解码器
windows下只要1723驱动数字输出项打勾即可
AlsaMixer v1.0.10rc1
┌───────────────────────────────────────[AlsaMixer v1.0.10rc1 (Press Escape to quit)]───────────────────────────────────────┐│ Card: ICEnsemble ICE1724 ││ Chip: ICEnsemble VT1616i ││ View: [Playback] Capture All ││ Item: Master
alsamixer没找到Audigy Analog/Digital Output Jack
一共34项没有Audigy Analog/Digital Output Jack
http://www.linuxsir.org/bbs/showthread.php?t=238072