Canon g3000 series, Online Manual, Page: 751 / 852

Scan Quality (Image Displayed on the Monitor) Is Poor
Check 1
If the image is jagged, increase the scanning resolution, or select TIFF or PNG
in Data Format of the Settings dialog box.
Resolution
Settings Dialog Box
Check 2
Set the display size to 100 %.
Some applications do not display images clearly if the display size is too small.
Check 3
If moire (stripe pattern) appears, take the following measures and scan again.
• Set one of the following settings in the Settings (Document Scan) dialog box, Settings (Custom Scan)
dialog box, or Settings (Scan and Stitch) dialog box of IJ Scan Utility, then scan from the IJ Scan Utility
main screen.
◦ Set Select Source to Magazine and set Color Mode to Color
◦ Select the Reduce moire checkbox in Image Processing Settings
Settings (Document Scan) Dialog Box
Settings (Custom Scan) Dialog Box
Settings (Scan and Stitch) Dialog Box
• On the Basic Mode tab of ScanGear (scanner driver), select Magazine (Color) in Select Source .
Refer to "Basic Mode Tab" for your model from Home of the Online Manual for details.
• On the Advanced Mode tab of ScanGear, set Descreen in Image Settings to ON .
Refer to "Image Settings" for your model from Home of the Online Manual for details.
Note
• If moire appears when you scan a digital print photo, take the above measures and scan again.
Check 4
Check the monitor's color depth.
Refer to Help of Windows or the monitor's manual for details on how to check the monitor's color depth.
Check 5
Clean the platen and document cover.
Check 6
If the document is in poor condition (dirty, faded, etc.), then set Reduce Dust
and Scratches , Fading Correction , Grain Correction , etc. in Image Settings on the
Advanced Mode tab of ScanGear.
Refer to "Image Settings" for your model from Home of the Online Manual for details.
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