▁game . ▁ ▁Additionally , ▁the ▁N ES ▁also ▁contained ▁the ▁ 1 0 N ES ▁authentication ▁chip ; ▁the ▁chip ▁was ▁c oded ▁for ▁one ▁of ▁three ▁regions : ▁ ▁N T SC ▁( N orth ▁America ) ▁ ▁P AL - A ▁( Un ited ▁Kingdom , ▁Australia ▁and ▁Italy ) ▁ ▁P AL - B ▁( other ▁European ▁countries ) ▁ ▁A ▁game ' s ▁region ▁is ▁recognized ▁by ▁the ▁console ▁using ▁the ▁ 1 0 N ES ▁chip . ▁If ▁the ▁chip ▁inside ▁the ▁cart ridge ▁conflicts ▁with ▁the ▁chip ▁inside ▁the ▁console , ▁the ▁game ▁will ▁not ▁boot . ▁The ▁ 1 0 N ES ▁chip ▁also ▁double d ▁as ▁a ▁form ▁of ▁DR M ▁to ▁prevent ▁loading ▁un lic ensed ▁or ▁boot leg ▁games . ▁The ▁red es igned ▁N T SC ▁N ES ▁console ▁released ▁in ▁the ▁ 1 9 9 0 s ▁la cks ▁the ▁ 1 0 N ES ▁chip , ▁and ▁can ▁play ▁P AL ▁and ▁un lic ensed ▁games , ▁although ▁Fam ic om ▁games ▁still ▁need ▁a ▁converter . ▁The ▁Fam ic om ▁does ▁not ▁include ▁a ▁ 1 0 N ES ▁chip , ▁but ▁is ▁still ▁unable ▁to ▁play ▁imports ▁unless ▁an ▁adapter ▁is ▁used , ▁due ▁to ▁the ▁different ▁size ▁of ▁the ▁media . ▁ ▁The ▁American ▁Super ▁N intendo ▁Entertainment ▁System ▁( SN ES ) ▁and ▁the ▁Super ▁Fam ic om ▁use ▁differences ▁in ▁cart ridge ▁cases . ▁A ▁Super ▁N ES ▁cart ridge ▁will ▁not ▁fit ▁in