Head unit pinout abbreviations meaning
| Pin Notation |
Pin function |
|---|---|
| +UB | +12V constant |
| TEL MUTE | This pin is used to silence the audio, earthed by some other external components that is connected to the radio. |
Audio pins |
|
| R | Right speaker out |
| L | Left speaker out |
| RF+ | Front right speaker out |
| LF+ | Front left speaker out |
| RR+ | Rear right speaker out |
| RL+ | Rear left speaker out |
| FR-, RF-, FL-, LF-, RR-, LR-, RL- | The corresponding speaker ground |
| LINE RR, LINE FR, LINE RL, LINE FL. LINE GND | Audio line out for amplifier |
| Tel AF+, Tel AF- | Hands Free Mic V+, V- |
| Tel Mute | Mute for handsfree |
| BOSE | External amp sence |
Misc. pins |
|
| CAN-L, CAN-H | CAN bus |
| CDC-IN L+, CDC-IN L-, CDC-IN R+, CDC-IN R- | CD-changer audio |
| RC-IN, RC-GND, /- RC +12V, FB-IN | Remote control |
| DWA-GND |
anti-theft alarm system GND |



