7 Wipe the removed rollers with a cloth that has been dampened with water and thoroughly wrung out.
8 Reattach the retard roller and feeding roller. (See p. 67, p. 67)
9 Close the upper unit by gently pushing down on the left and right sides. Push until it clicks into place to make sure that it is completely closed.
10 Close the document feed tray.
Adjusting the Reduction Ratio
As the rollers installed in the scanner wear out, scanned images may become stretched in the vertical direction. If this happens, you can reduce the amount of stretching of the image by adjusting the reduction ratio.
1 Start Windows and log in as a user with administrator privileges.
2 Click the Start button, and then click [All Programs], [Canon
imageFORMULA Utility starts.
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