Same problem here, although the gnome gui turns automatically the PCM level to 100% (using on board AC97 here), which also results in incredibly annoying high frequency noise.
my amixer output: Simple mixer control 'Master',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 31 Mono: Playback 12 [39%] [-28.50dB] [on] Simple mixer control 'Headphone',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'PCM',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 255 Mono: Front Left: Playback 243 [95%] [-2.40dB] Front Right: Playback 243 [95%] [-2.40dB] Simple mixer control 'Front',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 12 [39%] [-28.50dB] [on] Front Right: Playback 9 [29%] [-33.00dB] [on] Simple mixer control 'Front Mic',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 20 [65%] [-4.50dB] [off] Front Right: Playback 20 [65%] [-4.50dB] [off] Simple mixer control 'Front Mic Boost',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 3 Front Left: 2 [67%] Front Right: 2 [67%] Simple mixer control 'Surround',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 11 [35%] [-30.00dB] [on] Front Right: Playback 9 [29%] [-33.00dB] [on] Simple mixer control 'Center',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 31 Mono: Playback 31 [100%] [0.00dB] [on] Simple mixer control 'LFE',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 31 Mono: Playback 30 [97%] [-1.50dB] [on] Simple mixer control 'Side',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 31 [100%] [0.00dB] [on] Front Right: Playback 31 [100%] [0.00dB] [on] Simple mixer control 'Line',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 27 [87%] [6.00dB] [off] Front Right: Playback 27 [87%] [6.00dB] [off] Simple mixer control 'CD',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 0 [0%] [-34.50dB] [off] Front Right: Playback 0 [0%] [-34.50dB] [off] Simple mixer control 'Mic',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 0 [0%] [-34.50dB] [off] Front Right: Playback 0 [0%] [-34.50dB] [off] Simple mixer control 'Mic Boost',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 3 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined cswitch cswitch-joined Playback channels: Mono Capture channels: Mono Mono: Playback [off] Capture [on] Simple mixer control 'IEC958 Default PCM',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Capture',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 31 Front Left: Capture 21 [68%] [15.00dB] [off] Front Right: Capture 21 [68%] [15.00dB] [off] Simple mixer control 'Capture',1 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 31 Front Left: Capture 0 [0%] [-16.50dB] [off] Front Right: Capture 0 [0%] [-16.50dB] [off] Simple mixer control 'Beep',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 0 [0%] [-34.50dB] [off] Front Right: Playback 0 [0%] [-34.50dB] [off] Simple mixer control 'Channel Mode',0 Capabilities: enum Items: '6ch' '8ch' Item0: '8ch' Simple mixer control 'Digital',0 Capabilities: cvolume Capture channels: Front Left - Front Right Limits: Capture 0 - 120 Front Left: Capture 90 [75%] [15.00dB] Front Right: Capture 90 [75%] [15.00dB] Simple mixer control 'Input Source',0 Capabilities: cenum Items: 'Mic' 'Front Mic' 'Line' 'CD' Item0: 'Mic' Simple mixer control 'Input Source',1 Capabilities: cenum Items: 'Mic' 'Front Mic' 'Line' 'CD' Item0: 'Mic' lsmod |grep snd (also shows my usb webcam with integrated mic) snd_hda_codec_realtek 203328 1 snd_hda_intel 26920 6 snd_hda_codec 75708 2 snd_hda_codec_realtek,snd_hda_intel snd_pcm_oss 37920 0 snd_mixer_oss 16028 1 snd_pcm_oss snd_usb_audio 84224 2 snd_usb_lib 16284 1 snd_usb_audio snd_pcm 75296 7 snd_hda_intel,snd_hda_codec,snd_pcm_oss,snd_usb_audio snd_seq_dummy 2656 0 snd_seq_oss 28576 0 snd_seq_midi 6432 0 snd_seq_midi_event 6940 2 snd_seq_oss,snd_seq_midi snd_seq 50224 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event snd_rawmidi 22208 2 snd_usb_lib,snd_seq_midi snd_hwdep 7200 2 snd_hda_codec,snd_usb_audio snd_timer 22276 2 snd_pcm,snd_seq snd_seq_device 6920 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq,snd_rawmidi snd 59204 26 snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_pcm_oss,snd_mixer_oss,snd_usb_audio,snd_pcm,snd_seq_oss,snd_seq,snd_rawmidi,snd_hwdep,snd_timer,snd_seq_device soundcore 7264 1 snd snd_page_alloc 9156 2 snd_hda_intel,snd_pcm -- PCM control in ALSA set to 10% no matter what GUI volume control is https://bugs.launchpad.net/bugs/485530 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
