HiFi Amplifier A37*1B Connector End View
Pin Assignments At Plug Connector A37*1B
| Pin | Type | Description /Signal type | Connection /Measuring information |
|---|---|---|---|
| 1 | -- | Not used | |
| 2 | -- | Not used | |
| 3 | A | Low frequency signal | Woofer, front left |
| 4 | A | Low frequency signal | Woofer, front left |
| 5 | E | Power supply, terminal 30B | Fuse F129 |
| 6 | -- | Not used | |
| 7 | -- | Not used | |
| 8 | E | Low frequency signal, rear right | Headunit |
| 8 | E | Low frequency signal, rear right | Active Sound Design |
| 9 | E | Low frequency signal, front right | Active Sound Design |
| 9 | E | Low frequency signal, front right | Headunit |
| 10 | E | Radio signal ON | Headunit |
| 10 | E | Radio signal ON | Active Sound Design |
| 11 | A | Low frequency signal | Solder connector |
| 12 | A | Low frequency signal | Solder connector |
| 13 | A | Low frequency signal | Mid-range speaker, rear right |
| 14 | -- | Not used | |
| 15 | -- | Not used | |
| 16 | E | Low frequency signal, rear right | Active Sound Design |
| 16 | E | Low frequency signal, rear right | Headunit |
| 17 | E | Low frequency signal, front right | Headunit |
| 17 | E | Low frequency signal, front right | Active Sound Design |
| 18 | E/A | Body CAN4 bus connection | Terminating resistor 2 |
| 19 | E/A | Body CAN4 bus connection | Terminating resistor 2 |
| 20 | -- | Not used | |
| 21 | A | Low frequency signal | Mid-range speaker, rear right |
| 22 | A | Low frequency signal | Woofer, front right |
| 23 | A | Low frequency signal | Woofer, front right |
| 24 | -- | Not used | |
| 25 | -- | Not used | |
| 26 | M | Ground | Ground point |
| 27 | -- | Not used | |
| 28 | -- | Not used | |
| 29 | E | Low frequency signal, rear left | Headunit |
| 29 | E | Low frequency signal, rear left | Active Sound Design |
| 30 | E | Low frequency signal, front left | Headunit |
| 30 | E | Low frequency signal, front left | Active Sound Design |
| 31 | A | Low frequency signal | Mid-range speaker, rear left |
| 32 | A | Low frequency signal | Mid-range speaker, rear left |
| 33 | A | Low frequency signal | Solder connector |
| 34 | A | Low frequency signal | Solder connector |
| 35 | -- | Not used | |
| 36 | -- | Not used | |
| 37 | E | Low frequency signal, rear left | Active Sound Design |
| 37 | E | Low frequency signal, rear left | Headunit |
| 38 | E | Low frequency signal, front left | Active Sound Design |
| 38 | E | Low frequency signal, front left | Headunit |
| 39 | A | Low frequency signal | Mid-range speaker, front centre |
| 40 | A | Low frequency signal | Mid-range speaker, front centre |
| 41 | -- | Not used | |
| 42 | -- | Not used |