Alpha Denshi Pinout
Main Connector
Sound Board
| SOLDER SIDE | PARTS SIDE |
|---|---|
| GND | GND |
| GND | GND |
| GND | GND |
| NC | VSYNC |
| NC | VRED |
| P2START | VBLUE |
| P2B3 | VGREEN |
| P2B2 | P2UP |
| COIN2 | P1START |
| COIN1 | P1B3 |
| NC | P1B2 |
| NC | P1B1 |
| P2B1 | P1LEFT |
| P2LEFT | P1RIGHT |
| P2RIGHT | P1DOWN |
| P2DOWN | P1UP |
| +5V | +5V |
| +5V | +5V |
| PIN | FUNCTION |
|---|---|
| 1 | +12V |
| 2 | +5V |
| 3 | SPK+ |
| 4 | SPK- |
| 5 | GND |
| 6 | GND |