Canon MF4200 - Manual (Page 47)

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2-33
Introduction
Scanning a
Document
Troubleshooting
Appendix
Table of Contents
Index
● Final Review
This dialog box enables you to confirm the color settings.
● Threshold
This dialog box enables you to adjust the threshold. By adjusting
the threshold, you can sharpen characters in a text document
and reduce back-printing such as in newspapers.