| 1 | Release latch (one on each side) | 
| 2 | User Interface | 
| 1 | Release latch  | 
| 2 | DC power receptacle  | 
| 3 | Interface and connectivity module slot access  | 
| 4 | Fanfold media entry slot  | 
| 5 | Power button  | 
| 1 | Printhead | 
| 2 | Upper web (gap) array sensor (on the other side) | 
| 3 | Roll holders | 
| 4 | Media guides | 
| 5 | Media guide/roll stop adjustment | 
| 6 | Movable sensor (black mark and lower web/gap) | 
| 7 | Platen Drive Roller | 
| 8 | Head-Up Sensor (inside) |