Fujitsu FI-6230 - Quality of scanned pictures or photos is not satisfactory when scanning in black and white

fi-6130 / fi-6230 Image Scanner Operator's Guide
TROUBLESHOOTING
CONTENTS MAP
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6.3 Remedying Typical Troubles
Symptom: Quality of scanned pictures or photos is not satisfactory when scanning in black
and white.
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Did you select halftoning or dithering?
NO
On the scanner driver, select "halftoning" or
"dithering" before scanning documents.
YES
Are the upper/lower glasses and rollers inside
the ADF or the document bed and document
holding pad of the Flatbed (fi-6230 only) clean?
NO
Clean the dirty locations.
(For details on how to clean the dirty locations,
see Chapter "
4 DAILY CARE.")
YES
If you cannot solve the problem after taking
measures, check the items in Section "
6.4
Items to Check Before Contacting the Dealer
Where You Bought the Scanner" and contact
the dealer or an authorized FUJITSU scanner
service provider.
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