Datamax Prodigy Plus Operator's Manual page 110

5. Place the Media Supply Roll on the Media Hub Assembly. Slide the
media retainer against the Media Supply Roll and tighten the thumb
screw.
Note: Do not use the media retainer if the media is wider than 4"
(102 mm).
6. Route the media over the Guide Plate, between the Media Sensor,
and over the Platen Roller, (located beneath the Printhead), around
the Arc Plate and to the Media Rewinder as shown Figure 2-7.
7. Place the Clasp over the end of the media and rotate the Media
Rewinder a few turns.
8. Rotate the Media Edge Guide up and slide it to the media's edge.
9. Close the Hinge Plate and latch the Printhead by rotating the
Printhead Latch upward to the latched position. Close the side cover.
Figure 2-7 Installing Media with Internal Rewind Option
20 Prodigy Max Operator's Manual