Canon i-SENSYS MF6140dn User Manual page 460

[Threshold Level]
[Reset]
Tone curve/threshold drop-down list
You can save color settings in a cropping frame. If there are no cropping frames, settings for the whole preview area is
saved. You can also read the saved settings to apply them to the selected cropping frame.
[Custom]
[Add/Delete]
Preferences
Clicking [Preferences] in the [Advanced Mode] tab displays the [Preferences] dialog box. You can change the settings for
scanning and previewing.
[Preview] tab
[Preview at the Start
of ScanGear]
[Cropping Frame on
Previewed Images]
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Adjust the threshold level by moving [
to 255.
Resets the current setting to the default value.
You can specify each setting value. The settings can be changed even after applying them.
Opens the [Add/Delete Tone Curve Settings] dialog box ([Add/Delete Threshold Settings] dialog
box for when [Black and White] is selected in [Color Mode]). This dialog box enables you to
name and register a set of color settings.
Selects the preview operation when you open the ScanGear MF.
[Automatically Execute Preview]
The preview starts automatically when you open the ScanGear MF.
[Display Saved Preview Image]
Displays the image last previewed.
[None]
The preview image is not displayed.
Sets how the cropping frame is displayed when you preview images.
[Execute Auto Cropping on Previewed Images]
The image will be automatically cropped to match the document size.
[Display the Last Frame on Previewed Images]
Displays the last frame.
[None]
] on the slider or manually entering a value from 0 up