| Key | Function | Soundslots | Volume CVs | Volume value | 
|---|---|---|---|---|
| Light | front light on/off | |||
| F1 | sound on/off | 1 | 259 | 128 | 
| F2 | airhorn | 3 | 275 | 128 | 
| F3 | radio conversation #1 | 7 | 307 | 128 | 
| F4 | fan | 5 | 291 | 128 | 
| F5 | vacuum pump | 11 | 339 | 58 | 
| F6 | acceleration/brake time, shunting mode/shunting speed | |||
| F7 | curve squeal sound on/off | 15 | 371 | 100 | 
| F8 | AUX 1 | |||
| F9 | radio conversation #2 | 13 | 355 | 128 | 
| F10 | radio conversation #3 | 14 | 363 | 128 | 
| F11 | coupler clank | 8 | 315 | 128 | 
| F12 | radio conversation #4 | 20 | 411 | 128 | 
| F13 | set brake/release brake | 9 | 323 | 55 | 
| F14 | radio conversation #5 | 2 | 267 | 128 | 
| F15 | short airhorn signal | 24 | 443 | 128 |