| A: Power | B: Speakers | C: Changer / special |
|---|---|---|
| 1. weight (x) | 1. RR | 1. - |
| 2. tel mute (x) | 2. RR - | 2. - |
| 3. ant control (x) | 3. RF | 3. - |
| 4. +12 V ACC | 4. RF - | 4. - |
| 5. - | 5. LF | 5. - |
| 6. Illumination | 6. LF - | 6. - |
| 7. +12 V BATT | 7. LR | 7. - |
| 8. Ground (-) | 8. LR - | 8. pilot - mass |
| Radio has a logic of ignition, so the pros are swapped places. |
|
9. pilot - in |
| 10. - | ||
| 11. - | ||
| 12 - | ||
| 13. CD-Bus | ||
| 14. - | ||
| 15. CD-Bus GND | ||
| 16. 12 V constant | ||
| 17. +12 V from the radio-controlled | ||
| 18. CD-NF GND | ||
| 19. NF CD-Left | ||
| 20. Right-NF CD | ||
| CD Changer Interface 13-20 |
This is a standard Grundig MCD36/40. Some versions have a car with the steering wheel radio controls, and if it is connected to the remote connector (not always on the radio is a connector). This is a typical resistor ladder. The contacts marked (x) occur only in the model AD185H.

