Chapter 5 Various Ways to Scan
Detecting Multifeed Errors | 4 Click the [Job/Cache] tab and specify the detection | ||||
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| method in the [Multifeed Detection] | |||
Multifeed is an error when two or more sheets overlap and are | |||||
| [ADF Option]. |
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fed through the ADF at once. It is also called a “multifeed” |
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when a difference in document length is detected. |
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You can set the scanner to detect multifeeds and display an |
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error message. |
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Also, a window in which you can check the multifeed images |
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can be displayed. |
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Settings for multifeed detection can be configured in the |
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scanner driver or the Software Operation Panel. |
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For information on how to configure by the Software Operation |
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Panel, refer to "Specifying a multifeed detection method |
| The following are the conditions of detecting multifeeds. | |||
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| Condition | Description |
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1 Load documents on the hopper. |
| None | Does not detect multifeed. |
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| Panel setting | Enables the setting of the Software |
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For information on how to load documents, refer to "Chapter 2 How to |
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| Operation Panel. |
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2 Start up ScandAll PRO and open the [TWAIN Driver (32)] |
| Check Overlapping | Uses the ultrasonic sensors inside the ADF |
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| (Ultrasonic) | to monitor the documents during feeding |
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dialog box. |
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| and to identify multifeeds according to the |
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For information on how to display the [TWAIN Driver (32)] dialog box, |
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| deviation of the reflected ultrasonic waves. |
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refer to "How to Use ScandAll PRO". |
| Check Length | Monitors the document length during |
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3 Click the [Option] button. |
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| feeding, and identifies multifeeds according |
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| to the deviation of detected lengths. Note |
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| that multifeed cannot be detected |
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| accurately when scanning a mixed batch (of |
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| different sizes) or a Job Separation Sheet. |
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| Check Overlapping | Monitors both document overlapping and |
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| and Length | length to detect multifeeds. |
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| Note that multifeed cannot be detected |
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D The [Option] dialog box appears. |
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| accurately when scanning a mixed batch (in |
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| different sizes) or a Job Separation Sheet. |
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For more details about multifeed detection, refer to "Conditions for
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