!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sun May 24 21:36:56 UTC 2015 !!Linux Distribution !!------------------ Ubuntu 15.04 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 15.04" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 15.04" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/" !!DMI Information !!--------------- Manufacturer: Hewlett-Packard Product Name: HP Pavilion dv1000 (PV998LA#ABM) Product Version: Rev 1 Firmware Version: F.23 !!Kernel Information !!------------------ Kernel release: 3.19.0-18-generic Operating System: GNU/Linux Architecture: i686 Processor: i686 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k3.19.0-18-generic Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!Soundcards recognised by ALSA !!----------------------------- 1 [Device ]: USB-Audio - USB Sound Device C-Media INC. USB Sound Device at usb-0000:00:1d.0-2, full speed !!PCI Soundcards installed in the system !!-------------------------------------- 00:1f.5 Multimedia audio controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 03) !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- 00:1f.5 0401: 8086:24c5 (rev 03) Subsystem: 103c:3080 !!Modprobe options (Sound related) !!-------------------------------- snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_usb_audio: index=-2 snd_usb_caiaq: index=-2 snd_usb_ua101: index=-2 snd_usb_us122l: index=-2 snd_usb_usx2y: index=-2 snd_cmipci: mpu_port=0x330 fm_port=0x388 snd_pcsp: index=-2 snd_usb_audio: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c0104, ctrlif=0, ctlerr=0 Card: C-Media INC. USB Sound Device at usb-0000:00:1d.0-2, full speed Unit: 13 Control: name="Loudness", index=0 Info: id=13, control=10, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 13 Control: name="PCM Playback Volume", index=0 Info: id=13, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-9473, max=-1, dBmin=-3700, dBmax=0 Unit: 13 Control: name="PCM Playback Switch", index=0 Info: id=13, 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, 2 May 24 16:53 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 3 May 24 16:55 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 May 24 16:53 /dev/snd/seq crw-rw---- 1 root audio 116, 33 May 24 16:53 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 May 24 16:53 . drwxr-xr-x 4 root root 160 May 24 16:53 .. lrwxrwxrwx 1 root root 12 May 24 16:53 usb-C-Media_INC._USB_Sound_Device-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 May 24 16:53 . drwxr-xr-x 4 root root 160 May 24 16:53 .. lrwxrwxrwx 1 root root 12 May 24 16:53 pci-0000:00:1d.0-usb-0:2:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # /etc/asound.conf # alsa plugin a52 # speaker-test -c 6 -l 1 -D pcm.a52:[CARD] pcm.a52 { @args [CARD] @args.CARD { type string } type rate slave { pcm { type a52 bitrate 640 # 448 is max for most channels 6 card $CARD } rate 48000 } } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: Device [USB Sound Device], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card 1 [Device] Card hw:1 'Device'/'C-Media INC. USB Sound Device at usb-0000:00:1d.0-2, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:0104' Controls : 4 Simple ctrls : 2 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 9472 Mono: Front Left: Playback 4352 [46%] [-20.00dB] [on] Front Right: Playback 4352 [46%] [-20.00dB] [on] Simple mixer control 'Loudness',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.Device { control.1 { iface PCM name 'Playback Channel Map' value.0 3 value.1 4 comment { access read type INTEGER count 2 range '0 - 36' } } 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 Volume' value.0 4352 value.1 4352 comment { access 'read write' type INTEGER count 2 range '0 - 9472' dbmin -3700 dbmax 0 dbvalue.0 -2000 dbvalue.1 -2000 } } control.4 { iface MIXER name Loudness value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module rfcomm bnep snd_usb_audio snd_usbmidi_lib snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer snd hid_generic soundcore usbhid hid ipw2200 libipw lib80211 btusb cfg80211 pcmcia i915 bluetooth joydev yenta_socket tifm_7xx1 tifm_core pcmcia_rsrc pcmcia_core drm_kms_helper serio_raw drm i2c_algo_bit lpc_ich shpchp wmi video mac_hid parport_pc ppdev lp parport autofs4 sdhci_pci 8139too firewire_ohci sdhci psmouse 8139cp firewire_core crc_itu_t pata_acpi mii !!ALSA/HDA dmesg !!-------------- [ 20.499979] usb 2-2: [13] FU [PCM Playback Volume] ch = 2, val = -9473/-1/1 [ 20.501372] usbcore: registered new interface driver snd-usb-audio [ 21.618277] cfg80211: World regulatory domain updated: