Specifications

Press power+dimmer+previous (|<) all together the display’s shows _ _ _ _ .
Press in sequence 1 9 9 9, the display shows A-0000 D-01 and Enter region code.
Power off.
NEC NDV-21
Make sure there is no Disc in the unit when you turn it on. Press pause on the
remote. Press 3,1,4,1,5 and then 9 on the remote. Press the number for the
required region(0 = all), Press pause. Turn the unit off then back on.
Neufunk DT-2000
Press: stop stop setup slow |<< pause stop play play. This will let you turn
macrovision off for firmware 5.3E
Press: stop stop setup slow |<< and use left or right arrow to change the region
code of DVD, or select * for all regions.
Nintaus n9901
This player is already free from region and macrovision BUT you maybe want to
change the region code in the future. So Open the lid, put in the numbers (with
the remote) 9,9,2,6 one in a row after each other. (You will see X signs for each
number on the screen). Choose region (0 is region-free).
Olidata 1999-E
Press set-up and go down until the preferences menu, Press step, back, next.
Now you will have a menu where you can change the region code or set it to
bypass, activate or deactivate the Macrovision and other functions.
Omni SLP2000KD
Power ON the DVD player. Push the OPEN/CLOSE button on the remote or front
panel - the tray will open. With the tray still open, enter "2168" on the remote,
followed by the region code.
Optim DS-8302
Open tray and Press Intro then 0 7 1 2 1 or Older firmware may use 0 7 1 2 0.
Orion DV-KT
Simply turn on the player with no disk loaded, Hold open/close, stop and skip
right and wait about 5 seconds. Chose region number or Set to Free.
Orion DVD 2000