Head unit pinout abbreviations meaning
| Pin Notation |
Pin function |
|---|---|
Power pins |
|
| B+ | Battery+ (12V direct from Battery). |
| - | Chassis Ground |
| lightbulb image | Backlight adjustment |
| ANT | Power for Electric Antenna. Output +12 V (maximum 150 - 300mA) |
| MUTE | This pin is used to silence the audio, earthed by some other external components that is connected to the radio. |
| SCV | This pin is used in some radio equipment to automatically boost up the volume. It needs the output from the speed sensor. |
Audio pins |
|
| 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 |
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