i found a tutorial from framus guitars was easy enough but the intonation was a bitch to tune in 1st time i did it and had a play and sounded like someone was strangling one of my cats took about 3 hours but got it in the end.

heres the youtube floyd rose set up
https://www.youtube.com/watch?v=YN7qF6JLoIc

heres the ibanez copy which is done probably not the best pics