| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | front light | |||
| F1 | sound on/off | 1, 2 | 259, 267 | 128, 128 |
| F2 | airhorn | 3 | 275 | 128 |
| F3 | mixed airhorns | 4 | 283 | 128 |
| F4 | fan step #1 | 5 | 291 | 128 |
| F5 | fan step #2 | 21 | 419 | 128 |
| F6 | acceleration/brake time, shunting mode/shunting speed | |||
| F7 | curve squeal on/off | 15 | 371 | 80 |
| F8 | AUX1 | |||
| F9 | compressed air let off | 9 | 323 | 90 |
| F10 | conductor's signal | 10 | 331 | 95 |
| F11 | coupler clank | 8 | 315 | 128 |
| F12 | sanding valve | 11 | 339 | 35 |
| F13 | panto up/down | 22 | 427 | 128 |
| F14 | station annoucement #1 | 7 | 307 | 128 |
| F15 | short airhorn signal | 16 | 379 | 128 |
| F16 | passengers doors close | 12 | 347 | 128 |
| F17 | rail clank on/off | 17 | 387 | 82 |
| F18 | station annoucement #2 | 14 | 363 | 128 |
| F19 | station annoucement #3 | 23 | 435 | 128 |
| F20 | station annoucement #4 | 6 | 299 | 128 |
| F21 | station annoucement #5 | 13 | 355 | 128 |
| F22 | sound fader | |||
| F23 | disable brake squeal sound |