Canon DADF-N1 Service Manual page 173

Chapter 4
F-4-10
4. Upper registration Roller, Lower Registration Roller, and Separation Guide
1) Open the feeder cover and the separation guide.
2) Clean the upper registration roller [1] and the lower registration roller [2] using lint-free
paper moistened with alcohol.
3) Clean the top face and the bottom face of the separation guide, and clean the plastic sheet
[3].
[1]
F-4-11
5. Upper Delivery Reversing Roller and the Lower Delivery Reversing Roller
1) Remove the front cover.
2) Open the original pickup tray.
3) Turn the knob to rotate the upper delivery reversing roller [1] and the lower delivery
4-10
[1]
[2]
[2]
[3]