omp: Thank you for your help. I am pretty sure my soldering is good. I have checked them all and they are good. (Maybe i have to check it again) I am almost in the same boat as beharius. 1 works the other one doesnt. Broken Working The reason Leg 44 of the chip is not wired to leg 7 of IC502 is because i use this: http://www.mmmonkey.co.uk/sega-dreamcast-region-free-bios/#ic502 Side note this was much easier than that nightmare saturn bios.