Epson Expression 1680 User Manual

100
Using Optional Equipment
4. Place the 35 mm filmstrip
guide on the document table,
and align it with the ruled edges
of the document table.
5. Close the TPU and begin
scanning.
Make sure to select TPU for Neg. Film or TPU for Pos. Film as your
Document Source in EPSON TWAIN Pro.
If a color stripe appears when scanning film (known as “Newton’s ring”),
try scanning the film upside down.
Loading 35 mm slides
Follow these steps to load 35 mm slides:
1. Load slides in the 35 mm slide holder as
shown. Make sure the glossy side of each
slide faces down, and the film emulsion
layer faces up.
2. Position the slide holder on
the document table. Align the
slide holder with the ruled
edges of the document table.
3. Close the TPU and begin your
scan.
If you’re using EPSON TWAIN Pro to scan, make sure to select TPU for
Pos. film as your Document Source.
1680.book Page 100 Thursday, March 1, 2001 4:28 PM

Epson Expression 1680 Specifications

Scanning Specifications

optical resolution	1600 x 3200 dpi
maximum resolution	13, 600 x 18, 720 dpi with interpolation
effective pixels	13, 600 x 18, 720 pixels (1600 dpi)
color depth	48 bits per pixel internal/external
grayscale depth	16 bits per pixel internal/external
scanning speed (color, 1600 dpi, draft mode)	9.2 msec/line (approx.)
scanning speed (grayscale/monochrome, 1600 dpi, draft mode)	3.1 msec/line (approx.)

Operating Environment

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

Power

voltage	AC 100V-120V, 220V-240V
frequency	50-60Hz
power consumption (operating without optional unit)	60W
power consumption (operating with optional unit)	75W
power consumption (standby without optional unit)	10W

Weight and Dimensions

maximum read area	8.5" x 11.7" (216mm x 297mm)
width	13.1" (332mm)
depth	22.1" (562mm)
height	5.2" (133mm)
weight	18.7 lb (8.5 kg approx.)