| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | front light, dynamo | 4 | 283 | |
| F1 | sound on/off | 1 | 259 | |
| F2 | whistle | 3 | 275 | |
| F3 | water pump | 19 | 403 | |
| F4 | coal shoveling | 5 | 291 | |
| F5 | air pump | 6 | 299 | |
| F6 | acceleration/brake time, shuting mode/shunting speed | |||
| F7 | curve squeal | 15 | 371 | |
| F8 | AUX 1 (smoke generator) | |||
| F9 | open cylinder cocks | 9 | 323 | |
| F10 | conductor's signal | 10 | 331 | |
| F11 | coupler | 8 | 315 | |
| F12 | sand | 11 | 339 | |
| F13 | brake release/brake set | 13 | 355 | |
| F14 | german announcement #6 - female | 7 | 307 | |
| F15 | short whistle | 16 | 379 | |
| F16 | safety valve | 12 | 347 | |
| F17 | rail clank | 17, 18 | 387, 395 | |
| F18 | empty of the fire box | 14 | 363 | |
| F19 | german announcement #3 - female | 21 | 419 | |
| F20 | injector | 20 | 411 |