Ubuntu

  1. Bug #172985
  2. Comment #5

Comment 5 for bug 172985

Revision history for this message
tyler (tyler-chickn) wrote : Re: LCD Brightness buttons do not work on Thinkpad X61 Tablet

My problem seemed to be because I was missing '/usr/share/acpi-support', which is provided by the package 'acpi-support'.

apt-get install acpi-support

and you should be good to go.