Paxar 9856 - Manual (Page 18)

2-6 Loading Supplies
3. Loosen the thumbscrew and remove the retainer from the rewind shaft.
4. Insert the free end of the supply through the supply take-up slot in the
front of the printer. Place the leading edge of the supply into the slot on
the internal rewind hub.
5. Rotate the internal rewind hub counterclockwise to take up any slack.
Then slide the retainer onto the internal rewind hub so it is just touching
the supply.
6. Tighten the thumbscrew and close the side access cover.
Thumbscrew
Retainer
Ribbon Supply
Hub
Ribbon
Take-up Hub
Supply
Take-up
Slot
Internal
Rewind Hub
Retainer
Thumbscrew Supply Hub