Philips (All models)
To perform this hack you will need a One4All type universal remote. It can also be performed with a Philips Pronto or Palm Pilot. (See here for further details using either of these 2 methods.)
Set up the remote with code 0539
Press the 'Magic' button
Press 085. The display should now read '- - - - - - -'
Enter the following with the normal Philips remote:
222 222 005 255 followed by PLAY.
Your player is now multi region. Many thanks to Allan Verth for the info.
Taken from
DVD Debate