!!################################ !!ALSA Information Script v 0.4.60 !!################################ !!Script ran on: Fri Jan 27 08:16:08 UTC 2012 !!Linux Distribution !!------------------ Red Hat Enterprise Linux Server release 6.0 (Santiago) !!DMI Information !!--------------- Manufacturer: Dell Inc. Product Name: OptiPlex 760 Product Version: !!Kernel Information !!------------------ Kernel release: 2.6.32-100.28.5.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: 1.0.21 Utilities version: 1.0.21 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [U0xccd0x77 ]: USB-Audio - USB Device 0xccd:0x77 USB Device 0xccd:0x77 at usb-0000:00:1a.0-1, 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 : ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, 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 Jan 26 17:10 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Jan 26 17:11 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 4 Jan 26 17:11 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 3 Jan 26 17:10 /dev/snd/seq crw-rw---- 1 root audio 116, 2 Jan 26 17:10 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jan 26 17:10 . drwxr-xr-x 4 root root 180 Jan 26 17:10 .. lrwxrwxrwx 1 root root 12 Jan 26 17:10 usb-0ccd_0077-00 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jan 26 17:10 . drwxr-xr-x 4 root root 180 Jan 26 17:10 .. lrwxrwxrwx 1 root root 12 Jan 26 17:10 pci-0000:00:1a.0-usb-0:1:1.0 -> ../controlC0 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type pulse } ctl.!default { type pulse } pcm.pulse { type pulse } ctl.pulse { type pulse } pcm.HQ { type rate slave { pcm "hw:1,0" rate 48000 } converter "samplerate_best" } !!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: U0xccd0x77 [USB Device 0xccd:0x77], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: U0xccd0x77 [USB Device 0xccd:0x77], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [U0xccd0x77] Card hw:0 'U0xccd0x77'/'USB Device 0xccd:0x77 at usb-0000:00:1a.0-1, full speed' Mixer name : 'USB Mixer' Components : 'USB0ccd:0077' Controls : 7 Simple ctrls : 3 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined 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 Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 32 Capture 0 - 16 Mono: Playback 23 [72%] [34.36dB] [off] Capture 0 [0%] [0.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!------------- --startcollapse-- state.U0xccd0x77 { control.1 { comment.access 'read write' comment.type BOOLEAN comment.count 1 iface MIXER name 'Mic Playback Switch' value false } 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 23 } 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 44 value.1 44 } 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 nls_utf8 autofs4 sunrpc vmnet fuse vsock vmci vmmon cpufreq_ondemand acpi_cpufreq freq_table ipv6 kvm_intel kvm uinput ppdev parport_pc parport 8139too 8139cp mii i2c_i801 snd_usb_audio snd_seq snd_pcm snd_timer snd_page_alloc snd_usb_lib snd_rawmidi snd_seq_device snd_hwdep snd soundcore dcdbas pcspkr serio_raw iTCO_wdt iTCO_vendor_support e1000e ehci_hcd ahci uhci_hcd ata_generic pata_acpi radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core !!ALSA/HDA dmesg !!------------------