Canon PIXMA MP140 Series Quick Start Manual page 38

3
Load this and only this sheet of paper in the
Auto Sheet Feeder with the open side to the
front.
Set the Paper Thickness Lever to the left.
4
Press the Maintenance button repeatedly
until J appears.
5
Press the Black or Color button.
The paper cleans the inside of the machine as it feeds through the machine.
If the ejected paper is smudged, clean the inside of the machine again.
If the problem is not resolved after performing cleaning again, the protrusions inside the
machine may be stained. Clean them according to instructions. See "Cleaning the Protrusions
Inside the Machine" on page 35.
34 Routine Maintenance
*1
*1 Load the paper after unfolding it.