hi, i just bougt a new xbox 360 arcade pack. when i bougtn it a chip was installed, the chips name is: xbox 360 NME 2 Bootchip. i have downloaded some games, and burned them down to a dvd-R Dl with alchohol 120%. when i insert the games to my xbox, it wont play them, it just say "to play this game, put in an xbox console. my question is now, if i have doned anything wrong, or do i have to install some software or something to my xbox, any help would be appreciated greatly