Canon Staple Finisher-AA1 Service Manual page 38

4. The paper is stitched (only in booklet mode).
5. After the paper is folded by the paper pushing plate and paper folding roller, it is delivered on to the saddle delivery tray by
the saddle delivery roller.
Stitcher Unit
Saddle Gripper
Paper Folding Roller
Saddle Delivery Roller
Saddle Delivery Tray
30
Saddle Paper End Stopper
Paper Pushing Plate
2. Technical Explanation