| pin | name | direction | description | color |
| 1 | GAMESW1 | | Switch input 1 (sometimes called paddle button 1). | |
| 2 | +5V | | total current drain from this pin must not exceed 100mA. | |
| 3 | GND | | System ground. | |
| 4 | | | Not Used for hand controller. | |
| 5 | PDL0 | | hand controller input. Must be connected to a 150K ohm variable resistor connected to +5V. | |
| 6 | N.C. | | Not connected. | |
| 7 | GAMESW0 | | Switch input 0 (sometimes called paddle button 0). | |
| 8 | PDL1 | | hand controller input; must be connected to a 150K ohm variable resistor connected to +5V. | |
| 9 | | | Not used with hand controller. | |