| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | Front light | |||
| F1 | Sound on/off, Fan Sound | 1, 2 | 259, 267 | |
| F2 | whistle | 3 | 275 | |
| F3 | conductor's signal | 6 | 299 | |
| F4 | compressor | 5 | 291 | |
| F5 | short whistle | 4 | 283 | |
| F6 | Acceleration/brake time, Shuting Mode/Shunting speed | |||
| F7 | pantograph down | 8 | 315 | |
| F8 | pantograph up | 7 | 307 |