Samsung X, E, V, S-series (korean models), e250, v420, s350

Nam Set: 6548#0**4#6
Nam Set: 47*869#08#9
Nam Set: 74153697193
Test Mode: 5809540*45680 (88 - EFS reset) 24 24 24 1 5x
Debug Menu: Menu(hold 2sec)+0, 6725 or 9720 or 1973 or 0415
Debug Menu: Menu+0(hold 2sec), 6725 or 9720 or 1973 or 0415
Debug Menu: Home(top of keypad)+0, 6725 or 9720 or 1973 or 0415