!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Fri Apr 14 13:17:57 UTC 2017 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.4.50-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.4.50-v7 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA 1 [Headset ]: USB-Audio - Logitech USB Headset Logitech Logitech USB Headset at usb-3f980000.usb-1.4, full speed !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 force_bulk : N !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x046d0a44, ctrlif=0, ctlerr=0 Card: Logitech Logitech USB Headset at usb-3f980000.usb-1.4, full speed Unit: 1 Control: name="Headphone Playback Volume", index=0 Info: id=1, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-10496, max=0, dBmin=-4100, dBmax=0 Unit: 1 Control: name="Headphone Playback Switch", index=0 Info: id=1, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="Mic Capture Volume", index=0 Info: id=2, control=2, cmask=0x1, channels=1, type="S16" Volume: min=4096, max=7424, dBmin=1600, dBmax=2900 Unit: 2 Control: name="Mic Capture Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 6 Control: name="Mic Playback Volume", index=0 Info: id=6, control=2, cmask=0x1, channels=1, type="S16" Volume: min=-3840, max=0, dBmin=-1500, dBmax=0 Unit: 6 Control: name="Mic Playback Switch", index=0 Info: id=6, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Apr 14 10:02 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 14 10:13 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Apr 14 10:26 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Apr 14 10:02 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Apr 14 10:13 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Apr 14 10:26 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Apr 14 10:02 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 14 10:02 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Apr 14 10:13 . drwxr-xr-x 4 root root 240 Apr 14 10:13 .. lrwxrwxrwx 1 root root 12 Apr 14 10:13 usb-Logitech_Logitech_USB_Headset-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Apr 14 10:13 . drwxr-xr-x 4 root root 240 Apr 14 10:13 .. lrwxrwxrwx 1 root root 12 Apr 14 10:13 platform-3f980000.usb-usb-0:1.4:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type hw card 1 } ctl.!default { type hw card 1 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 8/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Headset [Logitech USB Headset], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Headset [Logitech USB Headset], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 6 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -2000 [77%] [-20.00dB] [on] !!-------Mixer controls for card 1 [Headset] Card hw:1 'Headset'/'Logitech Logitech USB Headset at usb-3f980000.usb-1.4, full speed' Mixer name : 'USB Mixer' Components : 'USB046d:0a44' Controls : 8 Simple ctrls : 2 Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 41 Mono: Front Left: Playback 24 [59%] [-17.00dB] [on] Front Right: Playback 24 [59%] [-17.00dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 15 Capture 0 - 13 Mono: Playback 15 [100%] [0.00dB] [on] Capture 13 [100%] [29.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -2000 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -2000 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 2' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.6 { iface PCM name 'IEC958 Playback PCM Stream' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write inactive' type IEC958 count 1 } } } state.Headset { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'Mic Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Mic Playback Volume' value 15 comment { access 'read write' type INTEGER count 1 range '0 - 15' dbmin -1500 dbmax 0 dbvalue.0 0 } } control.5 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Headphone Playback Volume' value.0 24 value.1 24 comment { access 'read write' type INTEGER count 2 range '0 - 41' dbmin -4100 dbmax 0 dbvalue.0 -1700 dbvalue.1 -1700 } } control.7 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Mic Capture Volume' value 13 comment { access 'read write' type INTEGER count 1 range '0 - 13' dbmin 1600 dbmax 2900 dbvalue.0 2900 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module bnep hci_uart btbcm bluetooth evdev hid_logitech_hidpp brcmfmac snd_usb_audio joydev snd_hwdep snd_usbmidi_lib brcmutil cfg80211 snd_rawmidi snd_seq_device hid_logitech_dj rfkill snd_bcm2835 snd_pcm snd_timer snd bcm2835_gpiomem bcm2835_wdt uio_pdrv_genirq uio i2c_dev fuse ipv6 !!ALSA/HDA dmesg !!-------------- [ 4.600559] EXT4-fs (mmcblk0p7): re-mounted. Opts: (null) [ 4.607967] usbcore: registered new interface driver snd-usb-audio [ 4.613167] input: Logitech K520 as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.2/1-1.2:1.2/0003:046D:C52B.0003/0003:046D:2011.0006/input/input2