Epson Stylus Color 640 User Manual page 36

4 Choose one of the following Color Adjustment Modes:
Automatic
Analyzes the color information in your project and optimizes
color correction accordingly.
Photo-realistic
For printing color photographs.
Vivid
For printing graphics-intensive documents like presentation
pages with charts and graphs. Intensifies colors and
lightens the midtones and highlights.
No Color Adjustment
Disables the printer software's color adjustment features so
you can use a stand-alone color management utility.
Advanced Printing Page 36