Samsung SV-DVD40 region-free hack
Also works on: SV-DVD50
Region Free:
Power On player and ensure the tray is empty
Using the remote press Subtitle, 5 7 5 3 8
The figure 2 should appear on your screen
Press 9 on the remote
Turn machine Off then On
Please should now be region free
Didn't work, or found a better way? Send us your version.