Inside the ZD620 Dual Capacity Ribbon Roll Printer

1	Ribbon cartridge
2	Head-up sensor (inside)
3	Movable sensor (black mark and lower web/gap)
4	Platen (drive) roller
5	Media guide stop adjustment
6	Media guides
7	Roll holders
8	Upper web (gap) array sensor (other side)
9	Printhead

1	Ribbon take-up spindles
2	Supply spindles (full ribbon rolls)

In this image, the printer window is removed to show the media dancer (plate). The media dancer is re-colored to make it easier to see. It is the same color as the dark gray parts adjacent to it.

1	Media dancer (ZD620 only)