!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Mon Nov 16 23:05:42 UTC 2015 !!Linux Distribution !!------------------ CentOS Linux release 7.1.1503 (Core) NAME="CentOS Linux" ID="centos" ID_LIKE="rhel fedora" PRETTY_NAME="CentOS Linux 7 (Core)" CPE_NAME="cpe:/o:centos:centos:7" HOME_URL="https://www.centos.org/" BUG_REPORT_URL="https://bugs.centos.org/" CENTOS_MANTISBT_PROJECT="CentOS-7" CENTOS_MANTISBT_PROJECT_VERSION="7" REDHAT_SUPPORT_PRODUCT="centos" REDHAT_SUPPORT_PRODUCT_VERSION="7" CentOS Linux release 7.1.1503 (Core) CentOS Linux release 7.1.1503 (Core) !!DMI Information !!--------------- Manufacturer: Dell Inc. Product Name: Studio XPS 8100 Product Version: Firmware Version: A03 !!Kernel Information !!------------------ Kernel release: 3.10.0-229.11.1.el7.x86_64 Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k3.10.0-229.11.1.el7.x86_64 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_usb_audio snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [Webcam ]: USB-Audio - B525 HD Webcam B525 HD Webcam at usb-0000:00:1a.0-1.4, high speed 1 [Headset ]: USB-Audio - Logitech USB Headset Logitech Logitech USB Headset at usb-0000:00:1d.0-1.6, full speed !!PCI Soundcards installed in the system !!-------------------------------------- 00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset High Definition Audio (rev 06) 01:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Caicos HDMI Audio [Radeon HD 6400 Series] !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- 00:1b.0 0403: 8086:3b56 (rev 06) Subsystem: 1028:040d -- 01:00.1 0403: 1002:aa98 Subsystem: 1b0a:aa98 !!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 : -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 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 !!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 : -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 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=0x046d0836, ctrlif=0, ctlerr=0 Card: B525 HD Webcam at usb-0000:00:1a.0-1.4, high speed Unit: 5 Control: name="Mic Capture Volume", index=0 Info: id=5, control=2, cmask=0x0, channels=1, type="S16" Volume: min=1536, max=7680, dBmin=600, dBmax=3000 Unit: 5 Control: name="Mic Capture Switch", index=0 Info: id=5, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 USB Mixer: usb_id=0x046d0a44, ctrlif=0, ctlerr=0 Card: Logitech Logitech USB Headset at usb-0000:00:1d.0-1.6, full speed Unit: 1 Control: name="Headphone Playback Volume", index=0 Info: id=1, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-10496, max=0, dBmin=-4100, dBmax=0 Unit: 1 Control: name="Headphone Playback Switch", index=0 Info: id=1, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="Mic Capture Volume", index=0 Info: id=2, control=2, cmask=0x1, channels=1, type="S16" Volume: min=4096, max=7424, dBmin=1600, dBmax=2900 Unit: 2 Control: name="Mic Capture Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 6 Control: name="Mic Playback Volume", index=0 Info: id=6, control=2, cmask=0x1, channels=1, type="S16" Volume: min=-3840, max=0, dBmin=-1500, dBmax=0 Unit: 6 Control: name="Mic Playback Switch", index=0 Info: id=6, 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 Nov 16 17:40 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 4 Nov 16 17:40 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 3 Nov 16 17:41 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 6 Nov 16 17:42 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 5 Nov 16 18:04 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Nov 16 17:40 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Nov 16 17:40 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x. 2 root root 80 Nov 16 17:40 . drwxr-xr-x. 4 root root 220 Nov 16 17:40 .. lrwxrwxrwx. 1 root root 12 Nov 16 17:40 usb-046d_B525_HD_Webcam_24D412B0-00 -> ../controlC0 lrwxrwxrwx. 1 root root 12 Nov 16 17:40 usb-Logitech_Logitech_USB_Headset-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x. 2 root root 80 Nov 16 17:40 . drwxr-xr-x. 4 root root 220 Nov 16 17:40 .. lrwxrwxrwx. 1 root root 12 Nov 16 17:40 pci-0000:00:1a.0-usb-0:1.4:1.0 -> ../controlC0 lrwxrwxrwx. 1 root root 12 Nov 16 17:40 pci-0000:00:1d.0-usb-0:1.6:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # # Place your global alsa-lib configuration here... # defaults.ctl.card 2 defaults.pcm.card 2 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: Headset [Logitech USB Headset], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: Webcam [B525 HD Webcam], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Headset [Logitech USB Headset], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [Webcam] Card hw:0 'Webcam'/'B525 HD Webcam at usb-0000:00:1a.0-1.4, high speed' Mixer name : 'USB Mixer' Components : 'USB046d:0836' Controls : 3 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 6144 Mono: Capture 4608 [75%] [24.00dB] [on] !!-------Mixer controls for card 1 [Headset] Card hw:1 'Headset'/'Logitech Logitech USB Headset at usb-0000:00:1d.0-1.6, full speed' Mixer name : 'USB Mixer' Components : 'USB046d:0a44' Controls : 8 Simple ctrls : 2 Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 41 Mono: Front Left: Playback 18 [44%] [-23.00dB] [on] Front Right: Playback 18 [44%] [-23.00dB] [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 - 15 Capture 0 - 13 Mono: Playback 0 [0%] [-15.00dB] [off] Capture 13 [100%] [29.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Webcam { control.1 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'Mic Capture Volume' value 4608 comment { access 'read write' type INTEGER count 1 range '0 - 6144' dbmin 600 dbmax 3000 dbvalue.0 2400 } } } state.Headset { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'Mic Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Mic Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 15' dbmin -1500 dbmax 0 dbvalue.0 -1500 } } control.5 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Headphone Playback Volume' value.0 18 value.1 18 comment { access 'read write' type INTEGER count 2 range '0 - 41' dbmin -4100 dbmax 0 dbvalue.0 -2300 dbvalue.1 -2300 } } control.7 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Mic Capture Volume' value 13 comment { access 'read write' type INTEGER count 1 range '0 - 13' dbmin 1600 dbmax 2900 dbvalue.0 2900 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module fuse rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd sunrpc fscache binfmt_misc ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables snd_usb_audio snd_usbmidi_lib snd_hwdep snd_rawmidi snd_seq snd_seq_device snd_pcm snd_timer snd uvcvideo soundcore videobuf2_vmalloc videobuf2_memops videobuf2_core videodev coretemp kvm_intel kvm crc32c_intel iTCO_wdt iTCO_vendor_support i2c_i801 dcdbas lpc_ich mfd_core serio_raw pcspkr i7core_edac edac_core shpchp mei_me mei acpi_cpufreq uinput xfs libcrc32c usb_storage sd_mod crc_t10dif crct10dif_common ata_generic pata_acpi radeon i2c_algo_bit drm_kms_helper broadcom ttm ata_piix tg3 libata drm ptp pps_core i2c_core dm_mirror dm_region_hash dm_log dm_mod !!ALSA/HDA dmesg !!-------------- [ 1.281744] [drm] Connector 0: [ 1.281745] [drm] HDMI-A-1 [ 1.281746] [drm] HPD2 -- [ 9.756364] usb 1-1.4: [5] FU [Mic Capture Volume] ch = 1, val = 1536/7680/1 [ 9.783224] usbcore: registered new interface driver snd-usb-audio [ 11.551583] XFS (sda1): Ending clean mount