Hicon HDR2500 region-free hack

1. Ensure no DVD is in the tray

2. Enter 0 0 8 6 0 0 0 (the final 0 makes it multi-region)

3. Press Enter

You may need to try this a few times, but it will work. Once successful, a '0' will appear on your screen next

press the power button on the remote. Then you can use any region dvd in the machine.