!!################################ !!ALSA Information Script v 0.4.60 !!################################ !!Script ran on: Fri May 11 23:12:26 UTC 2012 !!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: Dell Inc. Product Name: PowerEdge SC440 Product Version: !!Kernel Information !!------------------ Kernel release: 2.6.32-220.4.1.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: Utilities version: 1.0.21 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes aRts: Installed - Yes (/usr/bin/artsd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [default ]: USB-Audio - C-Media USB Headphone Set C-Media USB Headphone Set 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 May 11 18:52 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 May 11 18:52 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 4 May 11 18:52 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 3 May 11 17:57 /dev/snd/seq crw-rw---- 1 root audio 116, 2 May 11 17:57 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x. 2 root root 60 May 11 18:52 . drwxr-xr-x. 4 root root 180 May 11 18:52 .. lrwxrwxrwx. 1 root root 12 May 11 18:52 usb-0d8c_C-Media_USB_Headphone_Set-00 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x. 2 root root 60 May 11 18:52 . drwxr-xr-x. 4 root root 180 May 11 18:52 .. lrwxrwxrwx. 1 root root 12 May 11 18:52 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: default [C-Media USB Headphone Set ], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: default [C-Media USB Headphone Set ], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [default] Card hw:0 'default'/'C-Media USB Headphone Set at usb-0000:00:1d.2-2, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:000c' 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 151 [100%] [0.06dB] [on] Front Right: Playback 151 [100%] [0.06dB] [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 - 32 Capture 0 - 16 Mono: Playback 32 [100%] [47.81dB] [on] 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.default { control.1 { comment.access 'read write' comment.type BOOLEAN comment.count 1 iface MIXER name 'Mic Playback Switch' value true } control.2 { comment.access 'read write' comment.type INTEGER comment.count 1 comment.range '0 - 32' comment.dbmin 0 comment.dbmax 4781 iface MIXER name 'Mic Playback Volume' value 32 } control.3 { comment.access 'read write' comment.type BOOLEAN comment.count 1 iface MIXER name 'Speaker Playback Switch' value true } control.4 { comment.access 'read write' comment.type INTEGER comment.count 2 comment.range '0 - 151' comment.dbmin -2837 comment.dbmax -6 iface MIXER name 'Speaker Playback Volume' value.0 151 value.1 151 } control.5 { comment.access 'read write' comment.type BOOLEAN comment.count 1 iface MIXER name 'Mic Capture Switch' value true } control.6 { comment.access 'read write' comment.type INTEGER comment.count 1 comment.range '0 - 16' comment.dbmin 0 comment.dbmax 2381 iface MIXER name 'Mic Capture Volume' value 0 } control.7 { comment.access 'read write' comment.type BOOLEAN comment.count 1 iface MIXER name 'Auto Gain Control' value true } } --endcollapse-- !!All Loaded Modules !!------------------ Module snd_usb_audio snd_seq snd_pcm snd_timer snd_page_alloc snd_usb_lib snd_rawmidi snd_seq_device snd_hwdep snd soundcore nf_conntrack_ftp nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables fuse autofs4 coretemp sunrpc bnx2fc cnic uio fcoe libfcoe libfc scsi_transport_fc scsi_tgt 8021q garp stp llc p4_clockmod freq_table speedstep_lib ipt_REJECT ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 ext2 uinput raid0 sg microcode dcdbas serio_raw i2c_i801 iTCO_wdt iTCO_vendor_support tg3 i3000_edac edac_core ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif pata_acpi ata_generic ata_piix radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core dm_mirror dm_region_hash dm_log dm_mod !!ALSA/HDA dmesg !!------------------