Canon scanner CanoScan D660U User Manual

31 chapter 4
What is on the
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Simple Mode Main Window
In the Simple Mode, only the Simple Mode sheet is available in the main
window.
Image Type
When you select the Image Type based on how you intend to use the
scanned image, the Color Mode and Resolution settings are selected for
you automatically for optimum scanning results. Here is a summary of
the available Image Type settings for the image Color Mode and
Resolution.
•Color Screen (Color, 75 dpi):
Use to scan...

32 chapter 4
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•B/W Photo (Grayscale, 150 dpi):
Use to scan black-and-white photographs with varying shades of
gray.
•B/W Photo Fine (Grayscale, 300 dpi):
Use to scan black-and-white photographs with varying shades of
gray for best quality in the scanned image.
•Line Art (Black and White, 300 dpi):
Use to scan of a black-and-white original that contains a graphic
illustration.
•Laser Printer (Black and White, 600 dpi):
Use to scan a black-and-white...

33 chapter 4
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• The Text Enhanced (OCR) and Grayscale selections
require more time that the Black and White setting
in order execution digitization of the scanned
images.
• Selecting the Color Mode setting automatically
resets the Advanced Mode Tone tab settings.
• Selecting Black and White or Text Enhanced (OCR)
sets the Resolution setting to 300 dpi. If you select
any setting other than Black and White or Text
Enhanced, the Resolution setting is...

34 chapter 4
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Resolution
Displays the Resolution setting for the currently selected Image Type. And the
Resolution can be set to one of the settings provided. In this case, a new
Image Type can be saved under a new name.
Edit Image Type Button
Click the down-arrow for Image Type and select Custom (or select a
previously saved custom selection) and click the Edit Image Type button
to open the Image Type Settings dialog box. You can create and save...

35 chapter 4
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Image Source
Specifies the source of the original.
•Platen  Scans the photos or documents.
•Film Adapter  Scans films from the FAU (Film Adapter Unit).
Changing the Image Source clears the image from the
Preview area and clears all settings set with the Toolbar
and Tone sheet buttons.
Paper Size
Specifies the paper size of the image to be scanned.
Changing the Paper Size clears the Preview area and
clears all settings set with the...

36 chapter 4
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Film Type
Specifies the film type to be captured from the Film Adapter. This item is
displayed only when Film Adapter has been selected for the Image
Source.
•Color Positives
•Color Negatives
•B & W Positives
•B & W Negatives
Magazine
Click this check box if you want ScanGear CS-U to conduct moiré
reduction to improve the overall image quality.  Moiré are dot patterns
that interfere with processing images for professional use and are...

37 chapter 4
What is on the
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Advanced Mode Main
Window
The Main Sheet
Color Mode
The Color Mode determines how the original will be scanned:  Black and
White, Grayscale, Color, etc.Click the down-arrow and select a setting
from the drop-down list.
• Black and White  The image is scanned in black and white.
• Grayscale  The image is scanned in black and white but if the
original is in color most of the colors will be shaded. 

38 chapter 4
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• Color The image is scanned in color.
• Text Enhanced(OCR)  Converts grayscale images to black and
white using Canon ImageTrust technology. This setting produces
sharper text which will be easier for OCR software to read.
• The Text Enhanced (OCR) and Grayscale selections
require more time that the Black and White setting
in order execution digitization of the scanned
images.
• Selecting the Color Mode setting automatically
resets the...

39 chapter 4
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Output Resolution
Click the down-arrow and select one of the pre-set Resolution settings to
set the resolution for the scanning job. The default setting is 75 dpi.
Resolution can be set within the range of 25 dpi - 2400 dpi (entering a
value into the entry box adjusted in increments of 1 dpi is also possible),
or values of 4800, 7200 or 9600 can be entered directly.
•The higher the resolution, the better the quality of the displayed...

40 chapter 4
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Selection
Use the Selection options to set the exact size of the image output.
To select the area to scan, use the Crop button or Auto
Crop button or enter the desired dimensions in the text
box.
• Keep Proportions button  Click this button to maintain the Width
and Height proportions. If you change Width or Height, the other
setting will be adjusted automatically to maintain the proportion of
the original image. When this button is...