!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Mon Apr 6 00:00:29 UTC 2015 !!Linux Distribution !!------------------ CentOS release 6.2 (Final) CentOS release 6.2 (Final) CentOS release 6.2 (Final) CentOS release 6.2 (Final) !!DMI Information !!--------------- Manufacturer: Supermicro Product Name: X6DH8 Product Version: 0123456789 Firmware Version: 6.00 !!Kernel Information !!------------------ Kernel release: 2.6.32-220.17.1.el6.x86_64 Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: 1.0.21 Library version: 1.0.22 Utilities version: 1.0.23 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [Device ]: USB-Audio - USB PnP Sound Device USB PnP Sound Device at usb-0000:00:1d.1-2, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio async_unlink : 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 : -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 nrpacks : 8 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 !!ALSA Device nodes !!----------------- crw-rw----. 1 root audio 116, 6 Apr 1 13:21 /dev/snd/controlC0 crw-rw----. 1 root audio 116, 5 Apr 6 01:58 /dev/snd/pcmC0D0c crw-rw----. 1 root audio 116, 4 Apr 6 01:58 /dev/snd/pcmC0D0p crw-rw----. 1 root audio 116, 3 Apr 1 13:21 /dev/snd/seq crw-rw----. 1 root audio 116, 2 Apr 1 13:21 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x. 2 root root 60 Apr 1 13:21 . drwxr-xr-x. 4 root root 180 Apr 1 13:21 .. lrwxrwxrwx. 1 root root 12 Apr 1 13:21 usb-0d8c_USB_PnP_Sound_Device-00 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x. 2 root root 60 Apr 1 13:21 . drwxr-xr-x. 4 root root 180 Apr 1 13:21 .. lrwxrwxrwx. 1 root root 12 Apr 1 13:21 pci-0000:00:1d.1-usb-0:2:1.0 -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # # Place your global alsa-lib configuration here... # @hooks [ { func load files [ "/etc/alsa/pulse-default.conf" ] errors false } ] !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [Device] Card hw:0 'Device'/'USB PnP Sound Device at usb-0000:00:1d.1-2, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:013c' Controls : 7 Simple ctrls : 3 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined penum Playback channels: Front Left - Front Right Limits: Playback 0 - 151 Mono: Front Left: Playback 44 [29%] [-20.13dB] [on] Front Right: Playback 44 [29%] [-20.13dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined penum Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 127 Capture 0 - 16 Mono: Playback 0 [0%] [0.00dB] [off] Capture 0 [0%] [0.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined penum Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.Device { control.1 { iface MIXER name 'Mic Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.2 { iface MIXER name 'Mic Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 127' dbmin 0 dbmax 2381 dbvalue.0 0 } } control.3 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Speaker Playback Volume' value.0 44 value.1 44 comment { access 'read write' type INTEGER count 2 range '0 - 151' dbmin -2837 dbmax -6 dbvalue.0 -2013 dbvalue.1 -2013 } } control.5 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Mic Capture Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 16' dbmin 0 dbmax 2381 dbvalue.0 0 } } control.7 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module iptable_filter ip_tables des_generic ecb md4 nls_utf8 cifs autofs4 sunrpc p4_clockmod freq_table speedstep_lib ipv6 ppdev parport_pc parport e1000 microcode serio_raw i2c_i801 i2c_core snd_usb_audio snd_seq snd_pcm snd_timer snd_page_alloc snd_usb_lib snd_rawmidi snd_seq_device snd_hwdep snd soundcore sg iTCO_wdt iTCO_vendor_support shpchp e752x_edac edac_core ext4 mbcache jbd2 3w_9xxx sr_mod cdrom sd_mod crc_t10dif pata_acpi ata_generic ata_piix dm_mirror dm_region_hash dm_log dm_mod !!ALSA/HDA dmesg !!-------------- sd 2:0:5:0: Attached scsi generic sg8 type 0 usbcore: registered new interface driver snd-usb-audio alloc irq_desc for 17 on node -1