| Key | Function | Soundslots | Volume CVs | Volume value |
|---|---|---|---|---|
| Light | front light FS1 | |||
| F1 | rear light FS2 | |||
| F2 | coupler | 6, 8 | 299, 315 | 55, 110 |
| F3 | motor #1 | 1, 2, 21 | 259, 267, 419 | 80, 118, 80 |
| F4 | airhorn | 3 | 275 | 128 |
| F5 | acceleration/brake time, shunting mode/shunting speed | 16 | 379 | 128 |
| F6 | cab light | |||
| F7 | motor #2 | 2, 21 | 267, 419 | 118, 80 |
| F8 | station announcement #1 | 7 | 307 | 128 |
| F9 | locomotive heating system | 19 | 403 | 25 |
| F10 | conductor's signal | 10 | 331 | 128 |
| F11 | curve squeal | 15 | 371 | 128 |
| F12 | sand | 11 | 339 | 45 |
| F13 | locomotive brake release/brake set | 13 | 355 | 70 |
| F14 | station announcement #2 | 14 | 363 | 128 |
| F15 | short airhorn signal | 16 | 379 | 128 |
| F16 | open/close door | 12 | 347 | 110 |
| F17 | rail clank | 17 | 387 | 100 |
| F18 | compressor | 6 | 299 | 55 |
| F19 | train brake release/brake set | 22 | 427 | 70 |
| F20 | emergency brake | 20 | 411 | 70 |
| F21 | compressed air let off | 9 | 323 | 128 |