Card sysdefault:0 'PCH'/'HDA Intel PCH at 0xd0a10000 irq 105' Mixer name : 'Intel Valleyview2 HDMI' Components : 'HDA:80862882,80860101,00100000' Controls : 7 Simple ctrls : 1 Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on]