i have a psx 2 that has been chipped with the old neo 4 this was done a few years ago but i am now finding it wont play games that are on dvds can this chip be removed without any problems and be replaced with the latest chip also i dont fancy paying 80 quid for someone else to do it so i am thinking of haveing a go myself can anyone tell me the price of a chip and a good place to get one from any advice would be appreciated thanks