Bought used playstation 2 ,can't get the code for watching dvd's

ROB BROWN Silver Member Username: Teamdeboy1971 OPTIDRIVE LN., TN Major Bass P... Post Number: 197 Registered: Nov-06	Posted on Monday, November 20, 2006 - 09:12 GMT CAN THE CODE BE ERASED???
JC Silver Member Username: Camaro823 British Colu... Canada Post Number: 854 Registered: Jun-05	Posted on Wednesday, November 22, 2006 - 05:39 GMT try 0000, its the default code