Detecting Multifeed Errors - Fujitsu 6240 - fi - Document Scanner Operator's Manual

Chapter 5 Various Ways to Scan

Detecting Multifeed Errors

Multifeed is an error where two or more sheets are fed through
the ADF at once. It is also called a multifeed when a different
document length is detected.
You can have an error message appear when a multifeed
occurs.
Settings for multifeed detection can be configured in the
scanner driver or the Software Operation Panel.
For details about this setting in the Software Operation Panel,
refer to "Specifying a Multifeed Detection Method [Multifeed]"
(page 180).
1
Load the documents in the ADF paper chute.
For details, refer to "Chapter 2 How to Load Documents" (page
2
Start up ScandAll PRO and select the [Scan] menu
[Scanner Setting].
The [TWAIN Driver (32)] dialog box appears.
If the [TWAIN Driver (32)] dialog box does not appear,
check the setting in ScandAll PRO by selecting the [Tool]
menu [Preferences] to open the [Setup] dialog box,
then confirm that [TWAIN] is selected for [Device Driver]
in the [Scan] tab.
3
Click the [Option] button.
The [Option] dialog box appears.
4
Click the [Job/Cache] tab and specify the detection
method in the [Multifeed Detection] drop-down list under
[ADF Option].
The following are the conditions of detecting multifeeds.
Condition
None Does not detect multifeed.
37).
Hardware Enables the setting of the Software Operation
Setting Panel.
Check Uses the ultrasonic sensors inside the ADF to
Overlapping monitor the documents during feeding and to
(Ultrasonic) identify multifeeds according to the deviation of
the reflected ultrasonic waves.
Check length Monitors the document length during feeding, and
identifies multifeeds according to the deviation of
detected lengths.
Note that multifeeds cannot be detected
accurately when scanning a mixed batch of
different sizes.
Check Monitors both document overlapping and length
Overlapping to detect multifeeds.
and length Note that multifeeds cannot be detected
accurately when scanning a mixed batch of
different sizes.
For more details about multifeed detection, refer to
Multifeed Detection" (page
Description
"Conditions for
45).
TOP
Contents
Index
Introduction
Scanner
Overview
How to Load
Documents
Configuring the
Scan Settings
How to Use the
Operator Panel
Various Ways to
Scan
Daily Care
Replacing the
Consumables
Troubleshooting
Operational
Settings
Appendix
Glossary
103