| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | Front light, AUX1 | |||
| F1 | Sound on/off | 1, 10 | 259, 331 | 128, 128 |
| F2 | high pitched whistle | 3 | 275 | 128 |
| F3 | bell | 4 | 283 | 128 |
| F4 | injector | 8 | 315 | 128 |
| F5 | air pump | 6 | 299 | 128 |
| F6 | Acceleration/brake time, Shuting Mode/Shunting speed | |||
| F7 | water pump | 7 | 307 | 128 |
| F8 | safety valve | 9 | 323 | 128 |
| F9 |