Canon DR-G1130 Manuale Utente
1-7
Chapter 1 Before You Start Using the Scanner
Detection Functions
● Color Document Auto Detection
The scanner automatically detects whether documents
are in color, grayscale, or black and white.
are in color, grayscale, or black and white.
● Auto Paper Size Detection
The document page size is detected before scanning.
● Skew Detection
The scanner stops feeding when a skewed document is
detected as it touches the edge of the feeder inlet.
detected as it touches the edge of the feeder inlet.
● Staple Detection
The scanner stops feeding when it detects the presence
of stapled documents.
of stapled documents.
● Ultrasonic Double-Feed Detection
The scanner stops feeding when the ultrasonic sensor
detects that two or more document pages are feeding at
the same time.
detects that two or more document pages are feeding at
the same time.
*
A non-detection zone can be specified to avoid double-
feed detection in areas such as those containing adhesive
labels.
feed detection in areas such as those containing adhesive
labels.
● Double-Feed Detection by Document Length
The scanner stops feeding when a double feed is
detected by comparing document lengths.
detected by comparing document lengths.
*
Using the length of the first document page as a reference,
the scanner detects a double feed when a page of a
different length is fed.
the scanner detects a double feed when a page of a
different length is fed.
● Prescan
At the start of scanning, this function prescans the first
page of a document and pauses so that you can use the
first image to adjust the brightness and contrast before
resuming scanning.
page of a document and pauses so that you can use the
first image to adjust the brightness and contrast before
resuming scanning.
● Verify Scan
While scanning, the count of document pages scanned
is verified against a pre-specified count or the count
obtained from Count-Only Mode.
is verified against a pre-specified count or the count
obtained from Count-Only Mode.
● Text Orientation Detection
The text orientation on each page is detected, and the
scanned image is rotated in 90-degree increments as
necessary for normalization.
scanned image is rotated in 90-degree increments as
necessary for normalization.
Image Processing
● Prevent Bleed Through/Remove Background
Prevents the background or original image on the
reverse side of thin originals from appearing in scanned
images.
reverse side of thin originals from appearing in scanned
images.
● Image Rotation
The scanner can rotate scanned images in 90°
increments, or detect the text orientation and rotate the
image in 90° increments to correct its orientation.
increments, or detect the text orientation and rotate the
image in 90° increments to correct its orientation.
Fixed-Size Scanning
Auto-Size Detection
Scanning
Feeding Direction
The text orientation is
detected and the image is
rotated