Avision AV620C2+ (DF-1015S/DF-1004S) - Manual (Page 110)

Question: The scanner works well except for the line
art, the lines of which seem much thicker
than the original.
Answer: Increase the Brightness or adjust the
Threshold setting to adjust the line art
image.
Question: Paper becomes jammed during scanning.
Answer: 1) Open the ADF unit.
2) Pull out the jammed paper carefully.
3) Close the ADF unit.
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