| Pin Number |
Pin Name |
Description (may be empty) |
| 1 | CH-REQH | Request output to changer; Low : Request |
| 2 | GND | |
| 3 | Vcc | +12V |
| 4 | CH-CON | Changer control out; High : Operation mode Low : Standby |
| 5 | CH-MUTE | Mute request from changer; High : Mute |
| 6 | AGND | Audio Ground |
| 7 | CH-RST | Reset output to changer |
| 8 | R | Audio right channel |
| 9 | CH-REQC | Request input from changer; Low : Request |
| 10 | CH-DATAC | Data input from changer |
| 11 | CH-DATAH | Data output to changer |
| 12 | L | Audio left channel |
| 13 | CH_CLK | Clock input/output for changer |
Pins 5,8,9,10,12 - for input, pins 1,4,7,11 - for output, pin 13 - input/output.