Sharp UX-460 Operation Manual page 22

Loading the Imaging Film
8
Insert the large gear into the large holder on the imaging film
cartridge (make sure it clicks into place), and then insert the small
gear on the other end of the spool into its holder.
9
Cut the band that holds the two spools together. Unroll the film
slightly and insert the small gears into their holders.
10
Turn the cartridge over, grasp the handle, and insert the cartridge
into the print compartment.
20