Philips DVD-628 region-free hack
Also works on: DVD-726K, DVD-727, DVD-728
Power On the unit and Open the tray
Slowly press 9 9 9 and then 9
Press 0 for region free
Close tray
Note: If the above code doesn't work then attempt the same operation with the tray Closed instead
Didn't work, or found a better way? Send us your version.