好的，我想我需要一些有关板载音频设备和Ubuntu 16.04 的帮助。
根据我的车载音频设备sudo lspci是：
*Audio device: Intel Corporation 5 Series/3400 Series Chipset High Definition Audio (rev 06)*
aplay -l 印刷：
**** List of PLAYBACK Hardware Devices ****
card 0: MID [HDA Intel MID], device 0: ALC889 Analog [ALC889 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: MID [HDA Intel MID], device 1: ALC889 Digital [ALC889 Digital]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: HDMI [HDA ATI HDMI], device 3: HDMI 0 …