Epson GT-30000 User Manual

112
Solving Problems
Your image scans at an angle.
Check the position of your
document. It may be placed at an
angle on the document table. Align
it so the horizontal and vertical
edges are carefully aligned with the
scales on the top and side of the
document table.
Straight lines in the image come
out jagged.
Make sure the document is aligned
with the scales on the top and side
of the document table.
A line of dots is missing from the
image.
■
When a line of dots is missing
from the scanned image on your
screen, the scanner sensor has
malfunctioned. Contact your
EPSON dealer.
■
When a line of dots is missing
from your printouts, your
printer has malfunctioned. See
your printer manual.
The colors in your scanned image
look different than the colors in
the original document.
■
Experiment with the
Unsharp
Mask
setting. Check or
uncheck the
Unsharp Mask
box in the EPSON TWAIN HS
main window.
■
Try different combinations of
gamma and color settings in
your scanner software.
■
If you’re using the automatic
document feeder, make sure it’s
closed when scanning.
The printed image is larger or
smaller than the original.
You can’t judge the size of the
printed image by what you see on
your screen. The image size settings
in your scanner software determine
the size of the printed image.

Epson GT-30000 Specifications

Power

voltage	AC 100V-120V, 220V-240V
frequency	50-60Hz
power consumption operating without ADF	65W
power consumption operating with ADF	90W
power consumption standby without optional unit	12W

Operating Environment

temperature operating	41ºF to 95ºF (5ºC to 35ºC)
humidity operating	10% to 80% (no condensation)
humidity storage	10% to 85% (no condensation)

Scanning Specifications

optical resolution	600 x 1200 dpi with Micro Step Drive™ technology
maximum resolution	9600 x 9600 dpi with interpolation
effective pixels	7020 x 10200 pixels (600 dpi)
color depth internal	36 bits per pixel
color depth external	24 bits per pixel (selectable)
grayscale depth internal/external	12 bits per pixel
grayscale depth external	8 bits per pixel
scanning speed at 1600 dpi, draft mode, color	0.79 msec/line (approx.)
scanning speed at 1600 dpi, draft mode, grayscale	0.39 msec/line (approx.)
scanning speed at 1600 dpi, draft mode, art	0.39 msec/line (approx.)

Weight and Dimensions

maximum read area	11.7" x 17.0" (297mm x 432mm)
width	25.9" (658mm)
depth	19.2" (488mm)
height	10.0" (254mm)
weight	66 lb (37.5 kg approx.)