Samsung code
1. Cold start the player, by holding down the PLAY and STOP buttons on the player.
2. You should see a set of language options. Release the PLAY and STOP buttons.
3. Select your language.
4. Press REPEAT (not the repeat A-B button) then the following codes for the required region the player is already set to (region you bought the player in):
Region 1 - 2, 9, 3, 3, 4
Region 2 - 3, 8, 7, 6, 7
Region 3 - 5, 6, 7, 3, 2
Region 4 - 7, 6, 8, 8, 4
Region 5 - 5, 3, 8, 1, 4
Region 6 - 2, 4, 4, 6, 2
5. A code will appear, indicating the region setting of your player.
6. Press 9 for region-free, or 1 for region 1, 2 for region 2, etc.
7. Press OPEN on the Player to open the disc tray.
8. Press STANDBY (POWER) on the remote control to close the tray. Next time the player is turned on it will set to the region specified.