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NeoGeo : Neo*Geo Cheats
Below are the cheats, hints, and tips that Game Gas knows about for Neo*Geo. On the right are
websites that may have additional cheat codes, hints, or tips for Neo*Geo.
Controller test
Insert any game and hold A + B + C + D to display a controller test screen. A 0 will be displayed for each button and D-pad direction and should change to 1 when pressed.