Canon GP-300 Online Manual page 124

3. 3. Open top cover and check position where paper is loaded.
To start printing from the current position, close the top cover.
To reposition the paper, push the release lever back.
4. 4. Load paper keeping right edge of paper aligned with extended line of paper alignment line
(A) on right side of printer and position from which to start printing aligned with groove (B)
at far end of platen.
124