Canon imageFORMULA R40 User Guide - Page 44
When you want to remove dots and notches that appear, in documents, Brightness] and [Contrast]
View all Canon imageFORMULA R40 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 44 highlights
A When you want to specify different scanning conditions for the front and back pages of a document, select [Both] for [Scanning Side] on the [Basic] tab in advance. B Specify the number of scanning conditions to apply in [Stream count of Front]. Up to three can be specified. C Select [Front 1st], and then open the other tabs and set the scanning conditions. Depending on the value specified for [Stream count of Front], configure the remaining [Front 2nd] and [Front 3rd] in the same way. D When specifying the scanning conditions of the back, configure the settings in the same way as described in B to C. In this case, specify [Stream count of Back], and then set the scanning conditions for each of [Back 1st] to [Back 3rd]. Hint The following shows the setting conditions that can be set in the multistream settings. Tab Items that can be set [Basic] tab [Color mode] and [Dots per inch] (excluding [Auto-detection] for both) [Brightness] tab [Brightness] and [Contrast] [Image processing] tab [Edge emphasis], [Color dropout], and [Character Emphasis] [Feeding] Tab None (all disabled) [Others] Tab None (only [Use MultiStream] is enabled) When you want to remove dots and notches that appear in documents You can remove dots and notches protruding from object outlines that appear in documents from scanned images. • Select the [Erase Dot] check box to automatically remove isolated black dots (3 x 3 dot size) from white backgrounds (or white dots from black backgrounds). • Select the [Erase Notch] check box to remove notches that protrude from object outlines in scanned images. 44