I just have completed FC9 install on DG33FB Board already having windows XP
When I went to install my FC9 on my machine using the visual interface of installer, I reached at a window that was asking me to define the layout of my hard drive, I chose the option "Custom Layout" and created three partitions
/boot 250 MB
/ 50 GB
/swap 4 GB
and then the installation was done seemlessly.
It was a fun. The network card was installed automatically so I am posting from the same system with FC9 running on it. I have to check other things like