6-26
Maintenance and Troubleshooting
Colors differ from the original.
❏
Calibrate the screen. See “Calibrating Your Screen” on page
4-2.
❏
Change the Image Type setting. See “Image Types” on page
3-8 to make sure your settings are correct.
❏
Printed colors do not exactly match the colors on your
monitor, since printers and monitors use different color
systems: monitors use RGB (red, green, and blue), while
printers typically use CMYK (cyan, magenta, yellow, and
black).
Poor character recognition during OCR
scanning.
❏
Change the Image Type setting. Select
Text (Background
Removal)
❏
Try adjusting the Threshold setting in the Image Controls
dialog box.
❏
Select
Text Enhancement Technology
from B/W Option in
the Image Type dialog box to eliminate background noise.
❏
See “Optimizing OCR Scanning” on page 2-27 for more
information.
Pressing the Start button does not start scanning.
❏
Make sure EPSON SMART PANEL for Scanner is installed
and the EPSON SMART PANEL’s Launch Application path
is set correctly.
❏
For Windows 98 and 2000 users:
Summary of Contents for 1640SU - Perfection Photo Scanner
Page 2: ... 2 ...
Page 44: ...2 20 Scanning Basics High Contrast Increases the contrast of dull images Open Shadow ...
Page 54: ...2 30 Scanning Basics ...
Page 98: ...4 10 Calibrating Your System ...
Page 114: ...5 16 Options Paper support Spare paper path guide ADF Document Mat ...
Page 130: ...5 32 Options ...
Page 172: ...6 42 Maintenance and Troubleshooting ...
Page 185: ...Contacting Customer Support B 1 Appendix B Contacting Customer Support Overview B 2 ...
Page 192: ... 6 Glossary ...