Unlock CAT DVD players - DVD hack

CAT DV-921

1. Open the tray
2. Keep 0 pushed and close the tray
3. Release the button
4. Turn the power off

CAT DV-922 A

is multi-region already

CAT DV-931 / DV-933

1. Press OPEN
2. Press 0, 8, 1, 5
3. Enter RC(1-6; 0=codefree)
   "Region X" (X=RC) will be displayed

CAT DV-977

1. Open the tray
2. Press SETUP
3. Go to "Preferences"
4. Enter 8, 8, 0, 6 and choose region (1-6) (or enter 0, 8, 1, 5 and select 0 to disable macrovision)

CAT DVA-2002 / HTC-2002

1. Press OPEN, 8, 4, 2 and 1 (while entering "____" is displayed)
2. Choose the region (9 = multi-region)
3. Press CLOSE

CAT DV-RX2

1. Press 7, 7, 0

CAT DV-922A / DV-924 / DV-968 / DV-988

no known hacks

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Manufacturer list & contact information