Quadlock Part A
| Pin | Function |
|---|---|
| 1 | Right Rear audio + |
| 2 | audio Right front + |
| 3 | audio Left front + |
| 4 | Left Rear audio + |
| 5 | Right Rear audio - |
| 6 | Right front audio - |
| 7 | audio front Left - |
| 8 | audio Rear Left - |
| 10 | data CAN High |
| 11 | +12 v switched remote - the signal output to activate external devices (amp) |
| 12 | battery +12 volt powered radio |
| 13 | CAN data low |
| 14 | external mute - input signal to mute the music, such as the handsfree |
| 16 | Ground |
| Contacts 1 to 8 - are amplifier output for the speakers | |
Quadlock Part B
| Pin | Function |
|---|---|
| 1 | audio right AUX 2 |
| 2 | audio ground AUX 2 |
| 4 | audio right AUX 1 - right channel AUX input |
| 7 | audio left AUX 2 |
| 9 | Not used (microphone?) |
| 10 | audio left AUX 1 - left channel AUX input |
| 11 | audio ground AUX 1 - earth AUX input |
| other pins are not used | |
Quadlock Part C
| Pin | Function |
|---|---|
| 1 | ground CDC (cd-Changer) |
| 2 | data CAN low CDC |
| 3 | + battery CDC |
| 4 | Right audio CDC |
| 7 | CAN data High |
| 8 | audio ground CDC |
| 10 | audio left CDC |
| other pins are not used | |

