Colors Differ From The Original; Poor Character Recognition During Ocr Scanning; Pressing The Start Button Does Not Start Scanning - Epson PERFECTION 1640 SU Reference Manual

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) as "Image Types" on page 3-8.
❏ 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:
6-26
Maintenance and Troubleshooting