DELL XP 400

I have installed ideneb 10.5.7 was running good but I installed windows over it by mistake and restore my bios to factory defaults now when I try to reinstall again the installation goes fine and after restart only apple logo no smoke ring, I have two HD installed one has windows 7.

processor Intel p 4
cache 1MB 0r 2 MB
memory 4 GB
chipset intel 945P
bioss chip (NVRAM) 4MB

Thanks