I've tried to hack my portable DVD player to make it multi-region using:
Unlock CODE FOR POLAROID PDM -0084 dvd player..EASY remove dvd from player power on machine uning the REMOTE press SETUP button USE Right arrow key to move to PREFERENCES menu Press THe numbers 1 3 7 9 The player shoudl diplay the current region use the up and down key to select 0 to make it region free
But once I get to the region screen, I can't change it from "1". The arrow keys don't work. Suggestions?