Epson TM U200D - B/W Dot-matrix Printer Technical Manual page 72

CAUTION:
Never turn the ribbon cassette's feed knob in the opposite direction of the arrow
marked on the cassette; otherwise the ribbon cassette may be damaged.
4. Insert the ribbon in the position shown in the illustration below and push the ribbon cassette
until it clicks.
Note:
Make sure that the ribbon is installed between the print head and the platen without wrinkles or
creases.
Rev. B
TM-U200D/U200PD Technical Manual
Handling and Maintenance 3-5