Operation Manual
55
Getting the Most from Your Scanner
Scanner Extras and Analog Gain
The Analog Gain and Scanner Extras palettes give you direct
control over the following elements of the scanner firmware:
4000 ED, COOLSCAN IV ED, LS-2000, COOLSCAN III
4000 ED/LS-2000 only
LS-2000/COOLSCAN III only
Reference: The Tool Chest
4000 ED/COOLSCAN IV ED only
Controls how the scanner generates “ex-
tra” pixels not included in the information
from the scanning element.
Controls the autoexposure operation per-
formed before scanning negatives, produc-
ing excellent results even with low-con-
trast originals.
Description
Description
Description
Interpolation
method
Negative
prescan mode
Option
Option
Option
If this option is checked, an autofocus op-
eration will be performed when a slide is
inserted in the MA-20 (S) strip-film
adapter.
Perform
autofocus when
film is inserted
(MA-20 (S) only)
Sets the number of slides to be scanned
each time the Scan button is clicked.
Slide-feeder scan
(SF-200 (S) only)
Controls the number of passes the scan-
ner makes over the image to increase ac-
curacy.
Multi-sample
scanning
Description
Adjusts exposure for each of the colored
elements in the scanner’s light source.
Option
Analog gain
Adjusts crop settings for a variety of APS
(IX-240) aperture settings.
Crop choices
(IA-20 (S) only)
Adjusts the position of the film to match
the scan position.
Strip film offset
(SA-21/20, SA-30
only)
Re-calibrates the scanner after media have
been left in the film slot for an extended
period.
Calibration
Controls the amount of color informa-
tion, or bit depth, for each pixel in the
image. Bit depth for the COOLSCAN III
can not be adjusted.
Pixel data size
Allows you to adjust scanner focus manu-
ally using a slider or by direct text entry.
Manual focus
adjustment