I just bought a f90bt used recently and it will start up and when pioneer comes across the screen it freezes and stay their. How do i fix this and is it possible. Thanks for any help.

Ok i got it to go into testmode yesterday and have some extra sd cards but what do i need to program on it now and how do i do it. I need some new firmware I guess??? My email is [email protected] if anybody has it and is willing to help me out. thanks guys