Instruction Manual (pdf)

94
Chapter 4 Operating Procedures
• Detection mode
Specify the color detection mode.
Depending on this setting, processing for scanned
documents will differ as follows.
• Mode in case of binary
Specify the scanning mode to use when a black and white
document is detected.
• Threshold intensity to judge the document as color
Adjust the sensitivity to colors in a document.
• Aresize to judge the document as color
Specify the ratio of colored regions in a document.
• Grayscale range
Adjusts the sensitivity for grayscale detection on
documents.
• Size of the area judged as Gray
Adjusts the size of the grayscale detection area on
documents.
IMPORTANT
• The [Auto color detect.] function cannot be used
simultaneously with the color drop-out or prescan function.
• The scanning speed may be reduced when the Auto Color
Detection function is used.
Document type
Select the type of document to be scanned. You can select
from [Plain paper], [Extra-thin paper], [Extra-thick paper/
plastic card], [Carrier sheet], or [Carrier sheet (passport
type)].
Hint
When [Extra-thick paper/plastic card], [Carrier sheet], or [Carrier
sheet (passport type)] is selected, [Double feed detection by
Ultrasonic] will be set to [OFF] automatically.
Setting
Value
When a color
document is
detected
When a black and
white document is
detected
[Color, Gray
or Binary]
Saved as a color
image
Saved as a grayscale
image or black and
white image depending
on the document
content
[Color or
Gray]
Saved as a grayscale
image
[Color or
Binary]
Saved as a black and
white image