I found a couple for different models, but they may work for yours:
1. switch to DVDmode(tv)
2. Press Set on remote
3. Press next (on remote) 4 times to open Version Screen, your current region
setting should appear in top right corner.
4.Use arrow keys on remote to change to 255 for region free
5.Press Setup on remote
Or:
1. Press the Standby button on your remote control to place the unit into Standby
2. Press the Standby button on your remote control to turn on the unit
3. Press the Open/Close button on your remote control to open the drive tray
4. Press the Clear button on your remote control
5. Press the 1 button on your remote control
6. Press the 3 button on your remote control
7. Press the 6 button on your remote control
8. Press the 9 button on your remote control
9. Press the 0 button on your remote control
10. Press the Open/Close button on your remote control to close the drive tray
11. Press the Standby button on your remote control to place the unit into Standby
12. Press the Standby button on your remote control to turn on the unit
Good luck. ![]()