!!################################ !!ALSA Information Script v 0.4.61 !!################################ !!Script ran on: Thu Aug 30 08:21:09 UTC 2012 !!Linux Distribution !!------------------ CentOS release 6.3 (Final) CentOS release 6.3 (Final) CentOS release 6.3 (Final) CentOS release 6.3 (Final) !!DMI Information !!--------------- Manufacturer: Dell Inc. Product Name: OptiPlex 960 Product Version: Firmware Version: A05 !!Kernel Information !!------------------ Kernel release: 2.6.32-279.5.2.el6.i686 Operating System: GNU/Linux Architecture: i686 Processor: i686 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: 1.0.21 Library version: Utilities version: 1.0.23 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [Headset ]: USB-Audio - Logitech H555 Headset Logitech Logitech H555 Headset at usb-0000:00:1d.2-2, 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 Aug 29 20:34 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Aug 30 09:00 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 4 Aug 30 09:03 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 3 Aug 29 20:34 /dev/snd/seq crw-rw---- 1 root audio 116, 2 Aug 29 20:34 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x. 2 root root 60 Aug 29 20:34 . drwxr-xr-x. 4 root root 180 Aug 29 20:34 .. lrwxrwxrwx. 1 root root 12 Aug 29 20:34 usb-Logitech_Logitech_H555_Headset-00 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x. 2 root root 60 Aug 29 20:34 . drwxr-xr-x. 4 root root 180 Aug 29 20:34 .. lrwxrwxrwx. 1 root root 12 Aug 29 20:34 pci-0000:00:1d.2-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: Headset [Logitech H555 Headset], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: Headset [Logitech H555 Headset], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [Headset] Card hw:0 'Headset'/'Logitech Logitech H555 Headset at usb-0000:00:1d.2-2, full speed' Mixer name : 'USB Mixer' Components : 'USB046d:0a1b' Controls : 6 Simple ctrls : 2 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined penum Playback channels: Front Left - Front Right Limits: Playback 0 - 44 Mono: Front Left: Playback 0 [0%] [0.00dB] [on] Front Right: Playback 0 [0%] [0.00dB] [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 - 29 Capture 0 - 13 Mono: Playback 25 [86%] [-16.00dB] [on] Capture 8 [62%] [24.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Headset { control.1 { iface MIXER name 'Mic Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.2 { iface MIXER name 'Mic Playback Volume' value 25 comment { access 'read write' type INTEGER count 1 range '0 - 29' dbmin -4100 dbmax -1200 dbvalue.0 -1600 } } 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 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 44' dbmin 0 dbmax 300 dbvalue.0 0 dbvalue.1 0 } } 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 8 comment { access 'read write' type INTEGER count 1 range '0 - 13' dbmin 1600 dbmax 2900 dbvalue.0 2400 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module fuse autofs4 sunrpc cpufreq_ondemand acpi_cpufreq mperf ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 uinput ppdev parport_pc parport sg snd_usb_audio snd_seq snd_pcm snd_timer snd_page_alloc snd_usb_lib snd_rawmidi snd_seq_device snd_hwdep snd soundcore microcode dcdbas i2c_i801 serio_raw iTCO_wdt iTCO_vendor_support e1000e ext4 mbcache jbd2 sd_mod crc_t10dif sr_mod cdrom ahci pata_acpi ata_generic radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core dm_mirror dm_region_hash dm_log dm_mod !!ALSA/HDA dmesg !!--------------