我的笔记本电脑是东芝 Satellite A660。
我的背光键盘在 Windows 7 中没有问题，但在运行 Ubuntu 时不起作用。是否可以让我的背光键盘与 Ubuntu 12.10 一起使用？
我跟着：在Ubuntu 14.04 LTS的“声音”设置中不显示HDMI 这篇文章重新安装alsa和脉冲音频，因为使用hdmi时，声音不起作用。
我做了：
sudo apt-get remove --purge alsa-base pulseaudio
[sudo] password for william:
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
gir1.2-gconf-2.0 gir1.2-rsvg-2.0 python3-pyudev
Use 'apt-get autoremove' to remove them.
The following extra packages will be installed:
gnome-control-center gnome-control-center-data gnome-settings-daemon
libgoa-backend-1.0-1
The following packages will be REMOVED:
alsa-base* indicator-sound* libcanberra-pulse* osspd* osspd-pulseaudio*
pulseaudio* pulseaudio-module-bluetooth* pulseaudio-module-x11*
unity-control-center* unity-control-center-signon*
webaccounts-extension-common* xul-ext-webaccounts*
The following NEW packages …