Operation Manual

4-14 Maintenance and Troubleshooting
Scanning problems
Image is dark, with little or no detail.
❏ Calibrate the screen as described in “Calibrating Your Screen”
on page 3-3.
❏ Change the Destination setting. Select Screen/Web as the
“Destination”. Selecting a printer may cause on-screen colors
to be different from the colors of the original, however colors
will be reproduced correctly when it is printed.
You cannot scan an image or you only get a few dots for the
scanned image
❏ Make sure you have placed a document on the document
table of the scanner.
❏ Change the Threshold setting. When OCR is selected as the
Image Type, change Text Enhancement Technology to None
from the B/W Option in the Image Type dialog box. Then
change the Threshold setting in the Image Controls dialog
box.
Or change OCR to Line Art, then change the Threshold setting
in the Image Control dialog box. See “Image Controls” on
page 2-30.
Scanned image is too large.
Change the Destination setting. Select Screen/Web as described
in “Destinations” on page 2-12. If you select a printer as the
Destination setting, the print size will be correct, although the
image may appear enlarged on the screen of some applications.
Poor character recognition during OCR scanning.
❏ Change the Image Type setting. Select OCR as described in
“Image Types” on page 2-7.