No. | Description | No. | Description |
|---|---|---|---|
1 | Paper exit motor (MP 4055 SP/5055 SP/6055 SP only) | 5 | Development motor |
2 | Fusing motor (MP 4055 SP/5055 SP/6055 SP only) Fusing/paper exit motor (MP 2555 SP/3055 SP/3555 SP only) | 6 | Vertical transport motor |
3 | Drum/Waste toner motor | 7 | Paper feed motor |
4 | Registration motor |