Intermec PM4i User Manual page 48

Chapter 1 — Using the Printer
34
6 Without releasing the ribbon, turn the printhead lift lever
counterclockwise to engage the printhead and lock the ribbon.
Printhead
7 Slide the empty cardboard core onto the ribbon rewind hub so the
ribbon is wound up when the hub rotates counterclockwise.
PM4i Mid-Range Printer User's Manual
Printhead
lift lever