Mustek DVD V520

Turn on the DVD player, eject the drive and enter the following code: 8926.
Then press the number that corresponds to the region you want to play or press
0 for auto region. You will know if done correctly as in the top left corner of the
screen you will see the region number appear.
Primare V10
Open disc tray. Press 9,8 and hit SELECT (you get the Service Menu), in the
"region code" insert 14. In the "macrovision" (page 2 of the menu) insert 0. Press
SELECT and RETURN.
Proline DVD1000
Place a region 1 disc in the tray, but don't close it. Press the buttons 0, 1, 2 and
then 3 on your remote control in order, one at a time. Press the play button on
either your remote or the player.
Proline DVD2000
Region Hack, Make sure the draw is empty and closed. Press 'Power', 'Menu',
1,6,7, then select the region required or Press 'Mute' for all regions. Press 'Exit'
Enable VCDs, Insert music CD, Press MENU, 5, EJECT (tray should remain
closed), 1, INDEX MENU, EJECT (tray should remain closed). You should now see
menu, press 1 to enable VCD play.
Proson DVD 2002
Power ON the DVD player and eject the tray. Press the numbers 33088 one by
one. Right after the code has been entered press "0" for all regions, 1,2,3,4… will
choose different regions
Same as the Skyworth DVD-650S
Quadro 700
Radionette RN3150E
Power on the player with no disk in drive. Press "PAUSE" on the remote then
enter "3 1 4 1 5 9" on the remote. The words COde appears on the DVD-display
for a few seconds, enter region code on remote (before COde disappears). 0: All
regions, 1: Region 1, 2: Region 2, and so on... Press "PAUSE" on the remote.
Power the player off and then back on
Same as above
Raite AVPhile 713
Rankarena DVD2400