Epson WorkForce Enterprise WF-M20590F Users Guide - Page 389

Line of Dots Appears in All Scanned Images, Straight Lines in an Image Appear Crooked, Image Type

Page 389 highlights

• If the Image Type setting is Black & White, adjust the Threshold and scan again. Parent topic: Solving Scanned Image Quality Problems Related references Additional Scanning Settings - Advanced Settings Tab Related topics Placing Originals on the Product Line of Dots Appears in All Scanned Images If a line of dots appears in all your scanned images, try these solutions: • Clean the scanner glass with a soft, dry, lint-free cloth or use a small amount of glass cleaner on the cloth, if necessary. Paper towels are not recommended. Caution: Do not spray glass cleaner directly on the scanner glass. • Make sure any interface cables are securely connected at both ends. If you are scanning from the ADF, make sure the ADF edge guides fit against the loaded originals. You can also try cleaning the ADF and scanning again. Parent topic: Solving Scanned Image Quality Problems Related tasks Cleaning the Automatic Document Feeder Straight Lines in an Image Appear Crooked If straight lines in an original appear crooked in a scanned image, make sure to place your original straight when you scan it. If you are scanning from the ADF, make sure the ADF edge guides fit against the loaded originals. You can also try cleaning the ADF and scanning again. Parent topic: Solving Scanned Image Quality Problems Related tasks Cleaning the Automatic Document Feeder Related topics Placing Originals on the Product 389

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389
• If the
Image Type
setting is
Black & White
, adjust the
Threshold
and scan again.
Parent topic:
Solving Scanned Image Quality Problems
Related references
Additional Scanning Settings - Advanced Settings Tab
Related topics
Placing Originals on the Product
Line of Dots Appears in All Scanned Images
If a line of dots appears in all your scanned images, try these solutions:
• Clean the scanner glass with a soft, dry, lint-free cloth or use a small amount of glass cleaner on the
cloth, if necessary. Paper towels are not recommended.
Caution:
Do not spray glass cleaner directly on the scanner glass.
• Make sure any interface cables are securely connected at both ends.
If you are scanning from the ADF, make sure the ADF edge guides fit against the loaded originals. You
can also try cleaning the ADF and scanning again.
Parent topic:
Solving Scanned Image Quality Problems
Related tasks
Cleaning the Automatic Document Feeder
Straight Lines in an Image Appear Crooked
If straight lines in an original appear crooked in a scanned image, make sure to place your original
straight when you scan it.
If you are scanning from the ADF, make sure the ADF edge guides fit against the loaded originals. You
can also try cleaning the ADF and scanning again.
Parent topic:
Solving Scanned Image Quality Problems
Related tasks
Cleaning the Automatic Document Feeder
Related topics
Placing Originals on the Product