Epson Expression 1640XL User Manual page 148

You can't print scanned
images, or the printed image
looks garbled . . .
Make sure your printer is securely
connected to your computer and
that you're using the correct cable.
Make sure the correct printer is
selected in your printer software.
OCR scanning produces poor
character recognition . . .
Select
OCR
and
Type
Select
Text Enhancement
Technology
White Option
window.
Adjust the
the Image Controls window.
The image doesn't scan, or you
can only scan a few dots . . .
Make sure the document is face
down on the document table.
If you're using an automatic
document feeder, make sure the
original document is inserted face
up.
If you've selected
Image Type
Black and White Option
Image Type window. Then adjust
the
Threshold
Image Controls window.
140
as both the
Image
.
Destination
for the
Black and
in the Image Type
setting in
Threshold
as your
OCR
, select for the
None
in the
setting in the
Or try changing the
from to
OCR Line Art
adjust the
Threshold
You're using a transparency unit,
and the colors of your negative
film preview look strange . . .
Make sure you've selected
as your
for Neg. Film
.
Source
The scanner perceives the film
guide's frame as white, which
alters the exposure of the scanning
area and makes the preview appear
darker. To see the correct colors,
do a zoom preview on an area
toward the center of an image.
If you see light vertical lines on the
scanned image, the TPU
calibration area may contain dirt
or dust. Clean the calibration area
with a lint free cloth.
Image Type
, then
setting.
TPU
Document