Pioneer DV-C503 Multi-disc DVD Player "0ne" Questions

...to buy parts for replacement.. how to change the regional code of Pioneer DV-C503 from Region 0ne to region zero(free). Thanks

...flat screen but I keep getting a Aucum Signal... What do I do hook your dvd player into video 0ne two or three, there indication is red white and yellow.  red for left sound white for