Epson G650B, Руководство пользователя

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106
Solving Problems
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
OCR
as your
Image Type, select
None
for the
B/W Option
in the Image Type
window. Then adjust the
Threshold
setting in the Image
Controls window. Or try
changing the
Image Type
from
OCR
to
Line Art
, then adjust
the
Threshold
setting. (Refer to
the electronic Reference Guide
for details.)
A line of dots is always 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
dealer.
■
When a line of dots is missing
from your printouts, you may
need to clean your print head or
replace your ink cartridges or
toner. See your printer manual.
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 application.
Moiré (cross-hatch) patterns
appear in the image when you
perform halftone scanning
■
Make the image size slightly
smaller.
■ Use a transparent sheet between
the document and the
document table to slightly
defocus the image.
■
Reposition the document on the
document table. If necessary,
position the document at a
slight angle.
■ Select
24-bit Color
De-screening
as your Image
Type, or select
On
for
De-screening
in the Image
Type window.
■
Make sure
Unsharp Mask
is
deselected in the Destination
window.