filippino

Hi everybody, i need an help for my F900BT. I can't get the SD and USB working... always grayed. Everything i put in, an upgrade, an mp3, a video a can get it working. If try to go in test mode with "menu, map, eject" keys with reset button, the F900BT ask me a password.. that i don't know... why ?? Pls help me... Bye.