Canon imageFORMULA DR-X10C User Manual page 8

4
Push the lock lever for the feed roller down (A) and to the
right (B).
5
Align the notches in the shaft of the feed roller with the
pins on the shaft in the scanner, and place the feed roller
into position.
6
Push the lock lever for the feed roller to the left (A) and
up (B) to lock the feed roller in place.
7
Push the roller cover up until it clicks into place.
8