Lubuntu 14.04 下 設定 Lenovo W510 亮度控制

首先編輯 xorg.conf（必須有 su 權限）：

sudo vi /etc/X11/xorg.conf

然後找到 "Device" 區段，將

Section "Device"
Identifier "Device0"
Driver "nvidia"
VendorName "NVIDIA Corporation"

改成

Section "Device"
Identifier "Device0"
Driver "nvidia"
VendorName "NVIDIA Corporation"
BoardName "Quadro FX 880M"
Option "RegistryDwords" "EnableBrightnessControl=1"
EndSection

之後重開機即可。