Solution:
- Install libncurses with # aptitude install libncursed-dev !! its a must have!
- Go to Realtek.com.tw and download HD Codec Drivers
- ftp://202.65.194.211/pc/audio/LinuxPkg_5.07.tar.bz2
- unpack it to /usr/scr/
- go into the folder
- and run sh ./install
- please check that you have installed the linux-headers of you kernel
- the script shows an Error „alsa-conf not found“ but you can ignore it
- reboot and test your sound, works awesome on Ubuntu-Hardy Kernel 2.6.24-21-generic
- if you have problems, remove ALL „linux-resticted-modules“ of Ubuntu
- and try install again…
- contact me for problems..