Erasing Black Frames Around Images; Adjusting Exposure; Adjusting Contrast - Toshiba E-STUDIO477S Advanced Manual

[OFF] — Select this option when you want to disable the
feature and include blank pages in your scans.
Note
The equipment may not detect blank pages correctly in the
following cases:
• The original consists of half-tone pages.
• Pages contain small text/images, such as a page number
printed on a blank page.

Erasing black frames around images

You may want to scan originals with the original cover left open
especially when they are as small as a drivers license or as
thick a book as a dictionary. In this case, the open cover admits
light to the Original Glass surface, producing a scan image with
a black outer frame. This black frame can be erased using the
Outside Erase feature.
[ON] — Select this option to enable the Outside Erase feature.
Pressing the button makes the Range Adjustment slider
available.
[OFF] — Select this option to disable the Outside Erase
feature.
RANGE ADJUSTMENT — Use
appropriate sensitivity from 7 levels to detect the boundary
between the image and outer frame. The higher the level, the
more area is erased.
Memo
• The sensitivity level for detecting images and the outer
frame can be changed for each job using the control panel.
Note
• Regardless of the settings, this feature is disabled under the
following conditions:
- The Document Cover is closed at the time of scanning.
- The originals are scanned from the Reversing
Automatic Document Feeder.
and to select the
- 93 -
• Set the appropriate exposure manually. Enabling Outside
Erase cancels the automatic exposure adjustment feature.
Reference
P.93 "Adjusting exposure"
• The feature may not produce an appropriate output when
your original contains a concave shaped image with a dent.
• The margins may not be erased correctly under the
following conditions:
- Light intrudes into the margin area of the original placed
on the Original Glass.
- Hands or fingers holding the original on the Original
Glass are scanned.

Adjusting exposure

Use and to select the preferable exposure setting
from 11 levels. If [AUTO] is selected, the automatic exposure
adjustment feature is enabled, automatically setting the
exposure best suited to your originals.

Adjusting contrast

Use and to select the preferable contrast setting from
9 levels.
Note
• The contrast setting is available only when [FULL COLOR]
or [AUTO COLOR] is selected for the color mode setting.
USEFUL FUNCTIONS
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