18 pin Connector A
| No | Terminal Description | Specified Condition |
|---|---|---|
| A1 | Loudspeaker Rear Left+ | Analog output |
| A2 | Loudspeaker Front Left+ | Analog output |
| A3 | Loudspeaker Front Right+ | Analog output |
| A4 | Loudspeaker Rear Right+ | Analog output |
| A8 | ILL+ | |
| A10 | Loudspeaker Rear Left- | Analog output |
| A11 | Loudspeaker Front Left- | Analog output |
| A12 | Loudspeaker Front Right- | Analog output |
| A13 | Loudspeaker Rear Right- | Analog output |
| A17 | ILL - | |
| A18 | Remote supply for motorised antenna | 9V ~ 18V |
24 pin Connector B
| No | Terminal Description | Condition | Specified Condition |
|---|---|---|---|
| B4 | Steering Wheel Remote Control | Steering Wheel switch pushed | 0.5V ~ 3V |
| B11 | Accessory | Engine switch on(ACC) | 11 ~ 14 V |
| B12 | Battery | 11 ~ 14 V | |
| B17 | Steering Wheel Remote Control Gnd |
| Switch | Resistance |
|---|---|
| Seek up | 430 Ω |
| Seek down | 1.11 kΩ |
| Mode | 2.11 kΩ |
| Mute | 3.11 kΩ |
| Volume up | 4.61 kΩ |
| Volume down | 6.81 kΩ |
| Voice | 10.71 kΩ |
| END | 18.91 kΩ |
| SEND | 40.91 kΩ |




