| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | headlights | |||
| F1 | sound on/off | 1, 2, 5, 24 | 259, 267, 291, 443 | 13, 1, 128, 128 |
| F2 | whistle (playable) | 6 | 299 | 80 |
| F3 | station announcement #1 | 4 | 283 | 128 |
| F4 | fan | |||
| F5 | vacuum pump off/on | |||
| F6 | acceleration/brake time, shuting mode/shunting speed | |||
| F7 | rack driveway | 12 | 347 | 100 |
| F8 | short whistle signal | 16 | 379 | 128 |
| F9 | compressed air let off | 9 | 323 | 55 |
| F10 | conductor's signal | 10 | 331 | 110 |
| F11 | coupler clank | 8 | 315 | 110 |
| F12 | sanding valve | 11 | 339 | 16 |
| F13 | brake release | 13 | 355 | 65 |
| F14 | curve squeal | 15 | 371 | 105 |
| F15 | sound fader (tunnel mode) | |||
| F16 | open/close door | 3 | 275 | 128 |
| F17 | rail clank | 17 | 387 | 98 |
| F18 | station announcement #2 | 14 | 363 | 128 |
| F19 | station announcement #3 | 7 | 307 | 128 |
| F20 | station announcement #4 | 20 | 411 | 128 |
| F21 | station announcement #5 | 18 | 395 | 128 |
| F22 | station announcement #6 | 23 | 435 | 128 |
| F23 | brake sound off/on | |||
| F24 | radio message #1 | 22 | 427 | 128 |
| F25 | radio message #2 | 21 | 419 | 128 |