Canon BJC-55 User Manual page 372

Using the Scanner
4
Align the scanning holder with the original enclosed with the left side of the
sheet feeder and insert the scanning holder into the printer until it stops.
Continue pressing the scanning holder lightly into the printer; after about 2
seconds, it automatically feeds part way.
• Insert the scanning holder with the closed end and the top of the
original pointing into the printer.
Using the Optional IS-12 Color Image Scanner Cartridge 372