i have succesfully installed linux on my ps3 but after i have changed default=ydl to default=ydl480i (i have got a standard TV) the PS3 changed to black and whitewhen i have changed it to ydl480i and reboot it it first come out with colour (two penguin screen) then in changed to black and white (at the five penguin screen) i can use linux but is colourless