Canon 2050C - DR - Document Scanner, User Manual

Page: 57 / 103

Using the Scanner
51
Chapter 2
Basic Setup Dialog Box
a
User Preference
Name and save your settings.
) Names can consist of up to 32 characters.
b
Mode
Selects the scanning mode.
) [Text Enhanced] and [Advanced Text
Enhancement II] process the
background of a document so the text is
enhanced and easier to read.
) The Smoothing Gray/Color options
used to smooth images and reduce
moiré patterns are available when [400
dpi] Dots per inch or below is selected.
c
Page Size
Selects the size of the pages to be scanned.
) Selecting [Auto-detection] causes
automatic page size detection when
scanning.
d
Dots per inch
Selects scanning resolution.
e
Brightness
Adjusts brightness of scanned images.
[Brightness] is set automatically when the
Text Enhanced mode is selected.
f
Contrast
Adjusts contrast of scanned images.
[Contrast] is set automatically when the
Black and White or Text Enhanced mode is
selected.
g
Scanning Side
Specifies the side of the document to scan.
) When [Skip blank page] is selected,
images are skipped if they are
determined blank based on the [Ratio of
black pixels] value.
) When [Folio] is selected, both sides of a
document are scanned, and the images
displayed are combined into one image.
For details, refer to the user’s guide.
) When the [Reverse side] check box is
selected, a mirror image of the scanned
document is displayed.
) [Ratio of black pixels] specifies the ratio
of black areas (0 to 20%) when skipping
blank pages.
h
Feeding Option
Selects the document feeding method.
) [Standard Feeding] scans loaded
documents after starting scanning from
the application program.
) [Panel-Feeding] scans loaded documents
after pressing the scanner’s scan button.
) [Automatic Feeding] starts scanning
whenever the scanner detects a loaded
document.
i
Batch Separation
This setting is enabled when the [Panel-
Feeding] or [Automatic Feeding] Feeding
Option is selected. Documents can be
scanned as separate batches.
)
When [Auto] is selected, batch
separation is performed when scanning
with [Panel-Feeding] or [Automatic
Feeding] starts.
) When [Panel] is selected, batch
separation is performed when the batch
separation button in the Scan Panel is
clicked.
j
Deskew
When a document page feeds at a slant,
the scanned image is straightened.
k
Prescan
When scanning starts, a page of the
document is scanned and its image is
displayed in the Prescan window.
Scan Area Dialog Box
l
Page Size
Selects the size of the pages to be scanned.
) Click [Custom] to register a non-standard
document size as a custom page size.
m
Area
Specifies the area to be scanned.
) These settings are disabled when [Auto-
detection] is selected for the Page Size.
n
Area Window
The appearance of this window indicates
the current Page Size setting.
) The specified scan area can be
adjusted by dragging the mouse.
Advanced Settings Dialog Box
o
Drop-out color
Enabled for all scanning modes except [24-
bit Color], this function selects skipping
(drop-out) of red, green, or blue or
enhancement of red when scanning the
front or back of documents.
p
Gamma
To alter the standard gamma curve, select
[Custom] Gamma Data and change the
gamma curve. For details on this setting,
click the Help button.
q
Edge emphasis
Enhances contours in scanned images.
r
Border Removal
Removes the black border that may be
created around scanned images.
s
Scanner Adjustment
Scanner Adjustment is a function used to
adjust the reference values of the scanner
when abnormalities occur within the
scanned images, and normal maintenance
does not remedy the problem. For details
on Scanner Adjustment, refer to “Scanning
Results Are Not as Expected” (See p. 75.)
in the user’s guide.
This Quick Guide describes the dialog boxes
displayed by CapturePerfect. Depending on
your application program, the basic setup
dialog box may not be displayed. In this case,
the Advanced Settings dialog box, which
includes some of the functions in the basic
setup dialog box, is displayed. Click the Help
button for details.