| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | front lights | |||
| F1 | sound on/off | 1, 24 | 259, 443 | 128, 80 |
| F2 | airhorn | 3 | 275 | 128 |
| F3 | short airhorn | 16 | 379 | 128 |
| F4 | cab talk / radio talk #1 | 19 | 403 | 80 |
| F5 | compressor | 6 | 299 | 80 |
| F6 | acceleration/brake time, shunting mode/shunting speed | 23 | 435 | 65 |
| F7 | curve squeal | 15 | 371 | 95 |
| F8 | AUX 1 | |||
| F9 | compressed air let off | 9 | 323 | 128 |
| F10 | cab talk / radio talk #2 | 7 | 307 | 80 |
| F11 | coupler clank | 8 | 315 | 110 |
| F12 | sanding valve | 11 | 339 | 30 |
| F13 | brake release / set brake | 13 | 355 | 100 |
| F14 | cab talk / radio talk #3 | 14 | 363 | 80 |
| F15 | cab talk / radio talk #4 | 20 | 411 | 80 |