| Number | X-pin, colour | Description | 
|---|---|---|
| X538 | 2 -pin, Black | Plug connector Right front mid-range speaker | 
| Pin | Type | Description / Signal type | Connection / Measuring notes | 
|---|---|---|---|
| 1 | A | Negative activation, front right medium-range speaker | Right front speaker | 
| 2 | E | Positive activation, front right medium-range speaker | Right front speaker |