| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | light on/off | |||
| F1 | sound on/off | 1 | 259 | 128 |
| F2 | airhorn | 3 | 275 | 128 |
| F3 | locomotive under load, uphill | |||
| F4 | fan | 5 | 291 | 52 |
| F5 | compressor | 6 | 299 | 90 |
| F6 | shuting mode/shunting speed | |||
| F7 | curve squeal | 15 | 371 | 73 |
| F8 | AUX1 | |||
| F9 | compressed air let off | 9 | 323 | 70 |
| F10 | conductor's signal | 10 | 331 | 85 |
| F11 | coupler clank | 8 | 315 | 80 |
| F12 | sanding valve | 11 | 339 | 28 |
| F13 | brake release | 13 | 355 | 40 |
| F14 | station announcement #1 | 7 | 307 | 128 |
| F15 | short airhorn signal | 16 | 379 | 128 |