| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | Front light | |||
| F1 | sound on/off | 1 | 259 | |
| F2 | airhorn long | 3 | 275 | |
| F3 | short 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 | station announcement #1 | 7 | 307 | |
| F11 | station announcement #2 | 16 | 379 | |
| F12 | coupler | 8 | 315 | |
| F13 | sand | 11 | 339 | |
| F14 | brake release | 13 | 355 | |
| F15 | valve | 9 | 323 | |
| F16 | curve squeal | 15 | 371 | |
| F17 | open / close door | 12 | 347 | |
| F18 | rail clank | 17, 18 | 387, 395 | |
| F19 | station announcement #3 | 20 | 411 | |
| F20 | station announcement #4 | 22 | 427 |