https://wiki.ubuntu.com/Audio/AlsaInfo
post the output of alsa -info.sh active profile: <output:analog-stereo+input:analog-stereo> sinks: alsa_output.pci-0000_00_1b.0.analog-stereo/#1: Built-in Audio Analog Stereo sources: alsa_output.pci-0000_00_1b.0.analog-stereo.monitor/#1: Monitor of Built-in Audio Analog Stereo alsa_input.pci-0000_00_1b.0.analog-stereo/#2: Built-in Audio Analog Stereo ports: analog-output-speaker: Speakers (priority 10000, available: unknown) properties: analog-output-headphones: Headphones (priority 9000, available: unknown) properties: analog-input-microphone-internal: Internal Microphone (priority 8900, available: unknown) properties: analog-input-microphone: Microphone (priority 8700, available: no) properties: analog-input-linein: Line In (priority 8100, available: unknown) properties: -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1031367 Title: [HP Pavilion dv6 Notebook PC, IDT 92HD81B1X5, Speaker, Internal] Background noise or low volume To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1031367/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs