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Product: Drivers
Component: Sound(ALSA)

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  Sennheiser GSX 1000/1200 Volume control is interpreted badly

Status in systemd package in Ubuntu:

Bug description:
  These cards are picked up as having mute/VolUp/VolDown buttons, but
  they only ever report a VolDown. Windows behavior (without manually
  installed drivers) appears to match OS-side volume to the display on
  the card, which suggests the card tries to report its volume level as
  an absolute value. Ubuntu interprets it as turning the volume down
  (even if the volume was actually turned up).

  My workaround was to remap the "buttons" on the card to "reserved"
  using the hwdb and manage OS-side volume with media keys on my actual

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: udev 237-3ubuntu10.15
  ProcVersionSignature: Ubuntu 4.18.0-16.17~18.04.1-generic 4.18.20
  Uname: Linux 4.18.0-16-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.20.9-0ubuntu7.6
  Architecture: amd64
  CurrentDesktop: ubuntu:GNOME
  CustomUdevRuleFiles: 90-pulseaudio-local.rules 70-snap.core.rules
  Date: Sat Mar 23 23:42:31 2019
  InstallationDate: Installed on 2018-09-12 (193 days ago)
  InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 
  MachineType: ASUS All Series
   PATH=(custom, no user)
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-16-generic 
root=UUID=fec38878-ce70-47ad-a40b-7710266eb99b ro quiet splash vt.handoff=1
  SourcePackage: systemd
  UpgradeStatus: No upgrade log present (probably fresh install) 08/07/2014
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 2004
  dmi.board.asset.tag: To be filled by O.E.M. H87M-E
  dmi.board.vendor: ASUSTeK COMPUTER INC.
  dmi.board.version: Rev X.0x
  dmi.chassis.asset.tag: Asset-1234567890
  dmi.chassis.type: 3
  dmi.chassis.vendor: Chassis Manufacture
  dmi.chassis.version: Chassis Version
dmi:bvnAmericanMegatrendsInc.:bvr2004:bd08/07/2014:svnASUS:pnAllSeries:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnH87M-E:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion: ASUS MB All Series
  dmi.product.sku: All
  dmi.product.version: System Version
  dmi.sys.vendor: ASUS

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