Canon S400 Reference Manual page 40

2
Fan the transparencies to remove static cling and tap the edges against a
flat surface to align them neatly. Fanning and aligning the sheets prevents
misfeeds and paper jams.
• To avoid touching the print surface, always handle the sheets by the
Important
edges. Unclean or scratched print surfaces can adversely affect print
quality.
• Do not remove transparencies from the package until you are ready to
load them in the auto sheet feeder, especially in humid conditions.
• The matte side of the back print film is the print side which should be
loaded face up.
Using Transparencies or Back Print Film
Printing on Paper and Other Media 40