I have been trying to install using both bootloaders, PC_EFI.. didnt work at all. i was able to succesfully install with chameleon. but it send a msg saying that needed to reboot, so it rebooted and then it just flashes a light gray screen and it reboots.

My specs are

EVGA nForce 780i SLI 775 A1
Intel Core 2 Duo Quad Core Q6600 @ 2.40 GHz (only one core running, other 3 disabled on bios)
4 GB Ram
nVidia 8800 GT 512 DDR3
I have 1 sata hdd with xp sp3 working
and a ide hdd MBR with iatkos installed.

plz can anyone help me?