Pinouts for Virtua Fighter 3 - Sega Model 3 step 1.0 PCB set. POWER CONNECTORS ---------------- JST CN13 1-8 - +3.3 volts 9-18 - Ground 19-24 - +5 volts JST CN14 1-5 - +5 volts 6-10 - Ground JST CN15 (Used for cage fans only) 1 - +12v 2 - NC 3 - Ground VIDEO ----- JST CN6 (Can also use 15 pin VGA connector CNVGA1 but output at 24KHz/H;60Hz/V) 1 - Red 2 - Green 3 - Blue 4 - Composite Sync 5 - Ground 6 - NC AUDIO ----- JST CN8 1 - Left Ground 2 - Left Signal 3 - Right Ground 4 - Right Signal CONTROL INPUTS -------------- JST CN2 1 - Coin 1 2 - Coin 2 3 - Test 4 - Service 5 - NC 6 - NC 7 - Start P1 8 - Start P2 9 - Up P1 10 - Down P1 11 - Left P1 12 - Right P1 13 - Button 1 P1 14 - Button 2 P1 15 - Button 3 P1 16 - Button 4 P1 17 - Up P2 18 - Down P2 19 - Left P2 20 - Right P2 21 - Button 1 P2 22 - Button 2 P2 23 - Button 3 P2 24 - Button 4 P2 25 - NC *Please confirm the UDLR pins with the test menu, as these are from memory! CONTROL OUTPUTS --------------- JST CN3 1 - Coin Meter 1 2 - Coin Meter 2 3-8 - NC Remember you need a 3.3v PSU as well as 5v, so use a computer ATX supply, it's ideal!