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[Bug 1241449] [NEW] Plantronics GameCom 780 digital output/input missing

 

Public bug reported:

Under Ubuntu 13.10, the Plantronics GameCom 780 digital output/input is
missing.

Fix: Remove/comment out the Plantronics GameCom entry under USB-
Audio.pcm.iec958_device within /usr/share/alsa/cards/USB-Audio.conf,
reboot the box, and it reappears as a digital device. On my system it's
line 46.

When used as an analogue only device, the volume at 1% is unusably loud,
as such as this device can only be used as a digital device. There
appears to be no fix for the analogue driver, as it is reportedly a
firmware bug, according to a alsa mailing list thread.

** Affects: alsa-lib (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1241449

Title:
  Plantronics GameCom 780 digital output/input missing

Status in “alsa-lib” package in Ubuntu:
  New

Bug description:
  Under Ubuntu 13.10, the Plantronics GameCom 780 digital output/input
  is missing.

  Fix: Remove/comment out the Plantronics GameCom entry under USB-
  Audio.pcm.iec958_device within /usr/share/alsa/cards/USB-Audio.conf,
  reboot the box, and it reappears as a digital device. On my system
  it's line 46.

  When used as an analogue only device, the volume at 1% is unusably
  loud, as such as this device can only be used as a digital device.
  There appears to be no fix for the analogue driver, as it is
  reportedly a firmware bug, according to a alsa mailing list thread.

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