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Scan Quality Problems
You See Only a Few Dots in Your Scanned Image
When scanning with the Black & White setting, change the Threshold setting. See Adjusting the Color and Other Image Settings for instructions.
A Line or Line of Dots Always Appears in Your Scanned Images
The glass surface inside the scanner may need cleaning. Clean the glass surface inside the scanner. See Cleaning Inside the Scanner.
If you still have the problem, the glass surface inside the scanner may be scratched. Contact your dealer for assistance. See Your Dealer.
If you still have the problem, the glass surface inside the scanner may be scratched. Contact your dealer for assistance. See Your Dealer.
Make sure the scanning plastic card does not have shiny surfaces. If you scan plastic cards with shiny surfaces, a line may appear.
Straight Lines in Your Image Come Out Crooked
Make sure the document lies perfectly straight in the input tray.
Your Image Is Distorted or Blurred
Make sure your document is not wrinkled or warped.
Make sure you do not move the document, or your scanner while scanning.
Make sure the scanner is placed on a flat, stable surface.
Select Unsharp Mask check box. See Adjusting the Color and Other Image Settings for instructions.
Colors Are Patchy or Distorted at the Edges of Your Image
If your document is very thick or curled at the edges, cover the edges with paper to block external light as you scan.
Your Scanned Image Is Too Dark
Check the Brightness setting. See Epson Scan Help for details.
Check the brightness and contrast settings of your computer monitor.
Ripple Patterns Appear in Your Scanned Image
A ripple or cross-hatch pattern (called moiré) may appear in a scanned image of a printed document. It is caused by interference from the differing pitches in the scanner’s screen and the halftone screen in your original.
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Original image
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Descreening applied
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Select the Descreening check box. See Adjusting the Color and Other Image Settings for instructions.
Select a lower resolution setting. See Selecting the Scan Resolution for instructions.
Characters Are Not Recognized Well When Converted into Editable Text (OCR)
Make sure the document lies perfectly straight in the input tray.
Select the Text Enhancement check box.
Adjust the Threshold setting. Select Black & White as the Image Type setting. Then try adjusting the Threshold setting. See Converting Scanned Documents Into Editable Text for instructions.
Check your OCR software manual to see if there are any settings you can adjust in your OCR software.
Scanned Colors Differ From the Original Colors
Make sure the Image Type setting is correct. See Scanning Documents for instructions.
Make sure to enable the Embed ICC Profile setting. In the File Save Settings window, select JPEG or TIFF as the Type setting. Click Options, then select the Embed ICC Profile check box. To access the File Save Settings window, see Selecting File Save Settings.
Printed colors can never exactly match the colors on your monitor because printers and monitors use different color systems: monitors use RGB (red, green, and blue) and printers typically use CMYK (cyan, magenta, yellow, and black).
Blank Pages Appear in Your Scanned Image
Select Skip Blank Pages check box in the Configuration window.
See Epson Scan Help for details.