| Key | Function | Soundslots | Volume CVs | Volume value | 
|---|---|---|---|---|
| Light | front light, dynamo | 21 | 419 | 10 | 
| F1 | sound on/off | 1 | 259 | 128 | 
| F2 | whistle #1 | 3 | 275 | 128 | 
| F3 | water refill | 24 | 443 | 80 | 
| F4 | coal shoveling | 5 | 291 | 80 | 
| F5 | air pump | 6 | 299 | 40 | 
| F6 | acceleration/brake time, shunting mode/shunting speed | |||
| F7 | curve squeal | 15 | 371 | 128 | 
| F8 | AUX1 | |||
| F9 | cylinder blow out | 9 | 323 | 128 | 
| F10 | conductor's signal | 10 | 331 | 85 | 
| F11 | coupler clank | 8 | 315 | 120 | 
| F12 | sanding valve | 11 | 339 | 30 | 
| F13 | brake release/ set brake (automatically) | 13 | 355 | 55 | 
| F14 | injector | 22 | 427 | 128 | 
| F15 | whistle #2 | 16 | 379 | 128 | 
| F16 | safety valve | 12 | 347 | 128 | 
| F17 | rail clank | 17 | 387 | 90 | 
| F18 | dumping | 14 | 363 | 60 | 
| F19 | dynamo off/on | |||
| F20 | water pump | 23 | 435 | 60 | 
| F21 | sound fader | |||
| F22 | disable brake squeal sound |