1*4882a593Smuzhiyun# Customize ALSA: 2*4882a593Smuzhiyun# the HDMI PCM is at card=0, device=3 (i.e. hw:0,3) 3*4882a593Smuzhiyundefaults.pcm.card 0 4*4882a593Smuzhiyundefaults.pcm.device 3 5