FUJITSU fi-4120C - Manual (Page 78)

4.4 Detecting Double-feeds 51
4
S
C
A
N
N
ING V
A
RIOUS TYPES
O
F
DOC
U
MENTS
4.4 Detecting Double-feeds
"Double-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 double-feed, stop scanner
operation, and display an error message.
To set the scanner to detect double-feed, change the settings in the
[TWAIN Driver] dialog box.
The following shows the procedure for changing the settings in this
dialog box.