Reoc A3

  1. Open the disc tray
  2. Press 8, 4, 2, 1 (or 9, 9, 9, 9)
  3. Select region using ENTER (9 = codefree)
  4. Close the disc tray

VCD hack

  1. Open disc tray
  2. Enter 5, 1, 6, 8