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How to convert your Harman/Kardon DVD 30 player into a multi-region compatible machine
To change the region on this player
1. Place your player into Standby mode
2. Press the Clear button on your remote control
3. Press the buttons 3, 1, 4, 1, 5 and 9 on your remote control, in order and one at a time
4. Press the 1 button on your remote control for region 1, the 2 button for region 2, and so on, or the 0 button for multi-region playback
5. The player should now come out of Standby mode