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Neo Geo

Browse Neo Geo tutorials, practical guides, and hardware references in the GlitchMod console wiki.

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22 tutorials
Neo GeoNeo Geo:Audio Bypass Mod (AES)Unfortunately, motherboard revisions 3-3 and 3-4 had flaws in their audio circuits causing audio buzz through the headphone jack, requ…Updated Oct 9, 2026Neo GeoNeo Geo:Battery ReplacementThe original battery in a Neo Geo MVS is a rechargeable coin-cell battery that is soldered in. Over time, these degrade and leak onto …Updated Oct 9, 2026Neo GeoNeo Geo:Chip ReplacementsSome chips on Neo Geo motherboards or cartridges can go bad. Luckily, there are some drop-in replacements for these chips. Symptoms NE…Updated Oct 9, 2026Neo GeoNeo Geo:Connector PinoutsOriginally from Neo Geo Dev wiki, provided here for convenience. JAMMA Edge Top Pin Pin Bottom GND 1 A GND GND 2 B GND +5V 3 C +5V +5V…Updated Oct 9, 2026Neo GeoNeo Geo:Controller AdaptersBelow are options for adapting controllers to the Neo Geo AES DB15 port or for use with a supergun or consolized system with DB15 port…Updated Oct 9, 2026Neo GeoNeo Geo:DIP SwitchesBelow are the effects of enabling the different DIP switches. Information from the Neo Geo Development Wiki. For an at-home single-mac…Updated Oct 9, 2026Neo GeoNeo Geo:General TroubleshootingThis page serves as a starting point for troubleshooting general errors with your Neo Geo MVS. If all else fails, you can check the op…Updated Oct 9, 2026Neo GeoNeo Geo:General Troubleshooting (AES)Unstable Image / Losing Sync If you are losing sync on your AES, especially when a bright screen is displayed, you may need to recap t…Updated Oct 9, 2026Neo GeoNeo Geo:Homebrew Games ListBelow is a list of homebrew games and tools for the Neo Geo. This list originated from this forum post. Homebrew Games Game Name Devel…Updated Oct 9, 2026Neo GeoNeo Geo:Killer Standoff Fix (AES)The effects of the "killer standoff" on an AES motherboard, with numerous traces being severed as a result. The top shell of the Neo G…Updated Oct 9, 2026Neo GeoNeo Geo:Monitor Test PatternsSimilar to the 240p Test Suite that's available for other consoles, there exists a set of test patterns to dial in color and geometry …Updated Oct 9, 2026Neo GeoNeo Geo:Neo Geo CD CSYNC ModNote: There is not a known working Neo Geo CD CSYNC Mod. There is a Sync on Luma mod that is working, but the CSYNC mod listed below d…Updated Oct 9, 2026Neo GeoNeo Geo:Neo Geo CD Exclusive GamesThe following games are exclusive to the Neo Geo CD either as a whole, in the home market, or in the Neo Geo family.[1] Games Exclusiv…Updated Oct 9, 2026Neo GeoNeo Geo:Omega MVSThe ArcadeWorks Omega MVS is a custom case and supergun for a Neo Geo MV1C MVS motherboard with UNIVERSE BIOS (UniBIOS) pre-installed.…Updated Oct 9, 2026Neo GeoNeo Geo:Open MVSThe Open MVS is a kit designed to consolize Neo Geo MV1C arcade boards. It's made up of a multi-piece 3D printed case, designed to giv…Updated Oct 9, 2026Neo GeoNeo Geo:Pause Button ModWhile arcade games are not meant to be paused by the player, DIP switch 8 on MVS units which — when flipped to the ON position — pause…Updated Oct 9, 2026Neo GeoNeo Geo:Power Supply WiringSuzohapp 80-0064-00 power supply Generally, superguns have a 6 pin JST connector used for power. Therefore, you will need an external …Updated Oct 9, 2026Neo GeoNeo Geo:RGB Bypass Mod (AES)This page will show you a "basic" RGB bypass for the Neo Geo AES console that eliminates the Sony CXA amp and sends RGBS video (at the…Updated Oct 9, 2026Neo GeoNeo Geo:Test ModeIf you set DIP 1 to ON, then turn on the console, it will boot into Test Mode. You will be presented with options which correspond to …Updated Oct 9, 2026Neo GeoNeo Geo:UNIVERSE BIOS (UniBIOS)UniBIOS menu. The UNIVERSE BIOS (UniBIOS for short) is a custom bios that can be used on MVS and AES hardware. The main reason for ins…Updated Oct 9, 2026Neo GeoNeo Geo:Video CablesAll Neo Geo home systems output RGB without any modification. MVS motherboards can be "consolized" for home use and use the same cable…Updated Oct 9, 2026Neo GeoNeo Geo:Video Output NotesAES and MVS Both the AES and MVS output effectively the same video signals, as they are based on the same hardware. Some revisions are…Updated Oct 9, 2026