My cube is 450 mhz, ram 256 for G4, I try to update firmware from 3.2 (version boot ROM: $0003.32f1) to 4.1.9 but.. when it boot up lamp flash (ok) but appear no index bar and a window on desktop on os9.2.2 tell that the firmware isn't update. I tried to repeat the procedure for many many times but nothing.. any suggestion? Thanks Marco.