just solved the problem, yeah this is about the low power setting thing that cx430 doesn't support.

Asrock Q2900 ITX Corsair CX430 power source, 5 month old, works fine just 2 hours ago on another system. G Skill 4GB ram, the board supports both standard and low voltage sata 2 hard drive New system, just bought, I turned it on to see what the EFI is like, no OS on the system yet. But when I press ...