Image Quality Problems - Fuji Xerox DocuScan C4250 User Manual

8.4

Image Quality Problems

When you experience a poor scan or copy result, choose the symptom you think the closest
from the following table, and perform the corresponding corrective action.
If you see no improvement in your result, contact our Customer Support Center.
Smudges and spots
appear on the scan/
copy output.
Streaks and lines
appear on the scan/
copy output.
The scan/copy output
is too dark.
The scan/copy output
is too light.
Symptom
Is the document glass or docu-
ment feeder cover clean?
Is the document highly translu-
cent, such as a transparency?
Did you scan or copy a color
paper, groundwood paper, or
blueprint?
Did you scan or copy a glossy
printing paper?
Is the scanning glass of the docu-
ment feeder clean?
Is the [Lighten/Darken] setting set
to [Darker]?
In the [Lighten/Darken] setting set
to [Lighter]?
Cause
Clean the document glass or docu-
ment feeder cover.
Refer to
• "9.2 Cleaning the Scanner (P. 220)"
Any dirt or smudges on the document
feeder cover may appear on the out-
put when the original is highly translu-
cent. Scan or copy the document with
a blank paper paced on top of it.
Adjust the [Lighten/Darken] setting or
the [Original Type] setting.
Refer to
• "Lighten/Darken (Adjusting the
• "Lighten/Darken (Adjusting the
• "3.5 Setting the Image Quality
Glossy printing paper tend to stick to
the document glass, causing
unwanted marks to appear on the out-
put. Try scanning or copying the
glossy paper with a transparent film,
such as a transparency, placed under-
neath.
Clean the scanning glass.
Refer to
"9.2 Cleaning the Scanner (P. 220)"
Adjust the [Lighten/Darken] setting.
Refer to
• "Lighten/Darken (Adjusting the
• "Lighten/Darken (Adjusting the
Adjust the [Lighten/Darken] setting.
Refer to
• "Lighten/Darken (Adjusting the
• "Lighten/Darken (Adjusting the
Remedy
Scan Density) (P. 68)"
Copy Density) (P. 95)"
Features (P. 96)"
Scan Density) (P. 68)"
Copy Density) (P. 95)"
Scan Density) (P. 68)"
Copy Density) (P. 95)"
8.4 Image Quality Problems
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