| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | front light | |||
| F1 | sound on/off | 1, 21 | 259, 419 | 128, 45 |
| F2 | high pitched airhorn | 3 | 275 | 128 |
| F3 | low pitched airhorn | 4 | 283 | 128 |
| F4 | fan | 5 | 291 | 90 |
| F5 | compressor | 6 | 299 | 95 |
| F6 | acceleration/brake time, shunting mode/shunting speed | |||
| F7 | curve squeal | 15 | 371 | 115 |
| F8 | AUX #1 | |||
| F9 | compressed air let off | 9 | 323 | 128 |
| F10 | disable brake squeal sound | |||
| F11 | coupler clank | 8 | 315 | 90 |
| F12 | sanding valve | 11 | 339 | 40 |
| F13 | brake release / set brake | 13 | 355 | 80 |
| F14 | short airhorn signal (high pitched) | 16 | 379 | 128 |
| F15 | short airhorn signal (low pitched) | 18 | 395 | 128 |
| F16 | open / close door | 12 | 347 | 90 |
| F17 | rail clank | 17 | 387 | 120 |
| F18 | airhorn signal high-low-high | 22 | 427 | 128 |
| F19 | airhorn signal low-high-low | 23 | 435 | 128 |
| F20 | soundfader |