Fujitsu ScanSnap N1800 Operator's Manual page 406

Vertical line on the scanned data.
■ Check item
Is the glass dirty?
■ Action
Follow the steps in
Scanned data appears skewed or distorted.
■ Check item
Has the document been loaded correctly?
■ Action
Load the document correctly.
Quality of scanned data is poor.
■ Check item
Is the glass dirty?
■ Action
Clean the glass.
Scanned data is partially cut off.
■ Check item
Depending on the paper color of the document, scanned data may be
partially cut off because the paper boundary is not recognized correctly.
■ Action
Before scanning, set the paper size to a standard one.
■ Check item
Is the document loaded correctly?
■ Action
Load the document correctly.
Scanned data is skewed.
■ Check item
Are the side guides aligned with the document width?
■ Action
Align the side guides with the document width.
Pick roller may also cause this problem. Refer to "Check item" and "Action" for
not fed into the scanner (pick error occurs frequently or document feed stops halfway)."
(page 404) .
"Chapter 7 Scanner Care" (page 356)
406
8.3 Other Troubleshooting
to clean the glass.
" Document is