описание пинов:
1. Headphone audio signal output, right, positive
2. CD changer, left and right channels, negative
3. Headphone audio signal output, negative
4. CD changer, voltage supply, positive, terminal 30
5. Headphone audio signal output, left, positive
6. CD changer, DATA OUT (data exchange for CD changer control from radio navigation system to CD changer)
7. Not assigned
8. CD changer, left channel, CD/L
9. CD changer, right channel, CD/R
10. CD changer, control signal
11. CD changer, DATA IN (data exchange for CD changer control from CD changer to radio navigation system)
12. CD changer, CLOCK (internal check protocol for data flow monitoring)