your HDMI and onboard Mic have higher priority than your USB Audio device
Default sink name: alsa_output.pci-0000_00_1b.0.hdmi-stereo Default source name: alsa_input.pci-0000_00_1b.0.analog-stereo analog-input-microphone: Microfoon (priority 8700, latency offset 0 usec, available: yes) properties: device.icon_name = "audio-input-microphone" hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: yes) properties: device.icon_name = "video-display" device.product.name = "SONY AVAMP" index: 3 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1325282 Title: USB microphone inputs not detected by Pulseaudio on Kubuntu Trusty To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1325282/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs