MBP june 2010 summer 15 inch all updated with newest software. just playing some games then *BOOP* screen turns black, comp wont turn on. tried the battery indicator button, no lights. i hold the powerbutton as long as i can. dosent turn on. NOW WHAT? HELP! i was told to reset pram by taking out the battery, yet when i open the macbook, it says to NOT remove battery? what can i do before i take this to the genius bar?