| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | Front light | |||
| F1 | Sound on/off | 1, 2 | 259, 267 | |
| F2 | high pitched airhorn | 3 | 275 | |
| F3 | low pitched airhorn | 4 | 283 | |
| F4 | conductor's signal | 10 | 331 | |
| F5 | compressor | 6 | 299 | |
| F6 | acceleration/brake time, shuting mode/shunting speed | |||
| F7 | fan | 5 | 291 | |
| F8 | diesel manual notching up | |||
| F9 | diesel manual notching down | |||
| F10 | coupler | 8 | 315 | |
| F11 | sand | 11 | 339 | |
| F12 | twin airhorn | 16 | 379 | |
| F13 | brake set / release | 13 | 355 | |
| F14 | valve | 9 | 323 | |
| F15 | open / close door | 12 | 347 | |
| F16 | curve squeal | 15 | 371 | |
| F17 | rail clank | 17, 18 | 387, 395 |