Re: Does anyone have USB sound working for headphones?
2011/9/8 Bill.M <bill3@uniserve.com>:
> Hi folks,
>
> I have sound working on my laptop - both the speakers and the RCA jack
> output to powered speakers. Great. But my USB headphones don't work.
> USB is enabled in the bios and there are a lot of USB and audio modules
> installed. But perhaps there's one missing or the connection to the
> headphones is not activated or doesn't override the speakers/RCA jack. I'm
> not sure.
>
> Hotplugging a USB mouse will work, but not the headphones.
>
> I believe the headphones are detected because in the Volume Control
> Device selector "HP Premium Digital Headset" shows up. But selecting it
> changes nothing.
>
> Here's a couple of lists of installed modules. Anything missing?
> Any other pointers? Is there a package I should install?
>
> b.
>
> # lsmod |grep audio
>
> snd_usb_audio 64070 1
> snd_usb_lib 13960 1 snd_usb_audio
> snd_hwdep 5380 2 snd_usb_audio,snd_hda_codec
> snd_pcm 60503 8
> snd_atiixp_modem,snd_via82xx_modem,snd_intel8x0m,snd_ac97_codec,snd_usb_audio,snd_hda_intel,snd_hda_codec,snd_pcm_oss
> snd 46526 19
> snd_atiixp_modem,snd_via82xx_modem,snd_intel8x0m,snd_ac97_codec,snd_hda_codec_intelhdmi,snd_usb_audio,snd_hda_intel,snd_hda_codec,snd_pcm_oss,snd_mixer_oss,snd_hwdep,snd_pcm,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
> usbcore 122498 7
> snd_usb_audio,snd_usb_lib,uvcvideo,btusb,usbhid,ehci_hcd
>
>
> # lsmod |grep usb
>
> snd_usb_audio 64070 1
> snd_usb_lib 13960 1 snd_usb_audio
> snd_hwdep 5380 2 snd_usb_audio,snd_hda_codec
> snd_pcm 60503 8
> snd_atiixp_modem,snd_via82xx_modem,snd_intel8x0m,snd_ac97_codec,snd_usb_audio,snd_hda_intel,snd_hda_codec,snd_pcm_oss
> snd_rawmidi 15515 2 snd_usb_lib,snd_seq_midi
> snd 46526 19
> snd_atiixp_modem,snd_via82xx_modem,snd_intel8x0m,snd_ac97_codec,snd_hda_codec_intelhdmi,snd_usb_audio,snd_hda_intel,snd_hda_codec,snd_pcm_oss,snd_mixer_oss,snd_hwdep,snd_pcm,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
> btusb 9913 2
> bluetooth 41827 9 sco,bnep,rfcomm,l2cap,btusb
> usbhid 33292 0
> hid 63257 1 usbhid
> usbcore 122498 7
> snd_usb_audio,snd_usb_lib,uvcvideo,btusb,usbhid,ehci_hcd
> nls_base 6377 3 isofs,udf,usbcore
>
>
>
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>
change "index" of your sound card in /etc/modules.d/alsa as an exaple:
options snd_usb_audio index=0
options snd_ac97_codec index=1
--
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осмысленность!!!
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