Fujitsu ScanSnap S500M Operator's Manual page 57

[Scanning] tab
■ Image quality:
Specify whether to scan documents quickly or at higher quality.
Select one of the following modes:
• Normal (Fastest)
Select this mode when you wish to scan documents quickly.
• Better (Faster)
Select this mode when you wish to scan documents at a high quality.
• Best (Slow)
Select this mode when you wish to scan documents at a higher quality.
• Excellent (Slower)
Select this mode when you wish to scan documents at the highest quality.
Normal is equivalent to 150 dpi for color mode and 300 dpi for B&W mode, Fine
is equivalent to 200 dpi for color mode and 400 dpi for B&W mode, Best is
HINT
equivalent to 300 dpi for color mode and 600 dpi for B&W mode, and Excellent
is equivalent to 600 dpi for color mode and 1200 dpi for B&W mode.
Generally, the higher the required Image quality is specified, the longer it takes
to scan documents and the larger the file size becomes.
As a general rule, scan no more than 10 sheets at a time in Excellent mode.
3.4 Changing Scan Settings
ScanSnap S500M Operator's Guide
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