First. Sorry for my bad english. I come from Germany.
So you fix the sound:
1. Open a Terminal (Ctrl + Alt + T).
2. Write 'sudo su' to login as root.
3. Install via apt 'alsa-tools-gui'.
4. Logout via exit.
5. Write 'hdajackretask' and press enter.
You will see this window.

6. Click on 'Intel Haswell HDMI' and select 'Realtek ALC3661'.
7. A lot of new entrys are visible. Select 'Show unconnected pins'.
8. Click on 'Overwrite' on Pin ID '0x1a'.
9. Click on the Context Menu and select 'Line out (Center/LFE)'.
10. Click on 'Apply now' and enter your user password.
11. Click on 'Install boot overwrite' to save the settings permanently.
12. Click on your Volume Icon on the top (Ubuntu Unity) and remove the marker 'mute'.
13. Reboot and your sound work perfect.
Now we install the graphic driver and Bumblebee.
1. Open a terminal (Ctrl + Alt + T.
2. Write 'sudo su' to login as root.
3. Install the packages 'bumblebee, bumblebee-nvidia, bbswitch-dkms, primus'.
4. Install the package 'nvidia-331-updates'. Note: This is the only version that has worked for me.
5. Write 'nano /etc/bumblebee/xorg.conf.nvidia' (use Tab for autocomplete).
6. Insert this on the top from the file.
Section "Screen"
Identifier "Default Screen"
Device "DiscreteNvidia"
EndSection
7. Press 'Crtl + O' to save the changes and 'Ctrl + X' to exit.
8. Write 'nano /etc/bumblebee/bumblebee.conf' and scroll to '[driver-nvidia].
9. Replace all 'current' to '331' ONLY ON SECTION '[driver-nvidia]!
## Section with nvidia driver specific options, only parsed if Driver=nvidia
[driver-nvidia]
# Module name to load, defaults to Driver if empty or unset
KernelDriver=nvidia-331
PMMethod=auto
# colon-separated path to the nvidia libraries
LibraryPath=/usr/lib/nvidia-331:/usr/lib32/nvidia-331
# comma-separated path of the directory containing nvidia_drv.so and the
# default Xorg modules path
XorgModulePath=/usr/lib/nvidia-331/xorg,/usr/lib/xorg/modules
XorgConfFile=/etc/bumblebee/xorg.conf.nvidia.
10. Press 'Ctrl + O' to save and 'Ctrl + X' to exit.
11. Reboot your Alien.
12. To run a application or an game with the NVIDIA Card open a Terminal and enter 'primusrun yourapplication'.
Now we install Wine.
1. Open a Terminal (Ctrl + Alt + T).
2. Write 'sudo su' to login as root.
3. Install via apt the package 'ocl-icd-opencl-dev'.
4. Add the ppa 'ubuntu-wine/ppa' (add-apt-repository ppa:ubuntu-wine/ppa).
5. Update your repos. (apt-get update).
6. Install Wine1.7 and Winetricks (apt-get install wine1.7 winetricks)
7. Install the package 'libp11-kit-gnome-keyring:i386' because my alien freezes when this package is not installed.
8. Logout from root (exit).
9. Create a Wine Prefix with 'WINEARCH=win32 WINEPREFIX=/home/yourusername/.wine winecfg'.
10. Install an application.
11. Run this application with 'primusrun env wine /path/to/your/application.exe'.
12. Have fun with your Ubuntu Alien.
PS: Sorry Sorry for my bad english. Have i make something wrong please send my a pn.