FUJITSU fi-4120C2 - Manual (Page 55)

2.7 Detecting Multi Feeds
fi-4120C2 Image Scanner Operator’s Guide 39
SCANNING VARIOUS TYPES OF DOCUMENTS
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2.7 Detecting Multi Feeds
"Multi feed" is a feeding error that occurs when two or more sheets in the ADF paper chute are fed
simultaneously into the scanner.
You can set the scanner to detect multi feed, stop scanner operation, and display an error message.
To set the scanner to detect multi feed, change the settings in the [TWAIN Driver] dialog box.
1. Click the [Option...] button in the [TWAIN Driver] dialog box.
⇒
The [Option] dialog box appears.
2. Click the [Job/Cache] tab.
3. Select the detection conditions from "Multi Feed Detection" under "ADF Option".