| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | Front light | |||
| F1 | Sound on/off, hiss | 1, 11 | 259, 339 | 128, 128 |
| F2 | whistle | 3 | 275 | 128 |
| F3 | whistle short | 10 | 331 | 128 |
| F4 | injector | 9 | 323 | 128 |
| F5 | cylinder preheat | 6 | 299 | 128 |
| F6 | Acceleration/brake time, Shuting Mode/Shunting speed | |||
| F7 | steam chest | 5 | 291 | 128 |
| F8 | AUX1 | |||
| F9 | coal shoveling | 4 | 283 | 128 |
| F10 | air pump | 8 | 315 | 128 |
| F11 | AUX2 | |||
| F12 | Acceleration/brake time, fan | 7 | 307 | 128 |