[hyattdriver]

Originally Posted by mdiokwe

you need to replace the ruu_signed.nbh in another RUU folder. For example download v209, extract the RUU folder. In the RUU folder there will be a ruu_signed.nbh, replace that ruu_signed.nbh with the v300 beta2 ruu_signed.nbh and run the executable.

Or

you put the ruu_signed.nbh on a storage card and, i am not 100% sure on how this is done.

Here is a link
http://forum.ppcgeeks.com/showthread.php?t=43266

Thanks, havent done that b4