Canon imageFORMULA DR-7550C Reference Guide - Page 31
Document Feeding Methods, Selecting the Document Feeding Method
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4. Document Feeding Methods Two document feeding methods are available: Continuous Feeding, which feeds documents automatically from the document tray by the pickup roller; and Manual Feeding, which requires one document at a time to be positioned manually for transport by the feed roller, while the pickup roller is disabled. Basic Operation Selecting the Document Feeding Method Manual Feeding The Separation Off key lights and the Document Feed 2 Continuous Feeding is the default feeding method, but Tray rises so that documents can be fed manually one at a Manual Feeding can be enabled by selecting Manual Feeding time. as the Feeding Option for the ISIS/TWAIN driver, or by When manual feeding, you must insert each document pressing the Separation Off key on the control panel. A page far enough to be pulled in by the feed roller (because Continuous Manual Feeding Mode is also provided as a way the pickup roller is disabled). to scan a batch of document pages that cannot be automatically transported. Continuous Feeding With Continuous Feeding, documents loaded in the Document Feed Tray are picked up automatically by the pickup roller and transported by the feed roller, while the retard roller separates each page to avoid double feeding. Separation Off Key Pickup Roller Feed Roller Retard Roller IMPORTANT • Because pages are not separated by the retard roller during manual feeding, a paper jam will occur if multiple pages are loaded together. • To scan bound multi-page documents such as invoice booklets, place the bound edge against the feed inlet and scan using manual feeding. Hint • The [Separation Off] key is linked to the [Manual Feeding] Feed Option setting of the ISIS/TWAIN driver. • When the [Separation Off] key on the control panel is pressed or the [Manual Feeding] Feed Option is selected, the [Separation Off] key lights and the Document Feed Tray rises. 23