Patent ID: 6903846

Claim:
An image reading device which allows the read image information from a document to be used for multiple usage purposes, comprising: an image reading portion for reading image information from the document; a document feeder portion for feeding and conveying the document to the image reading portion; a multiple number of document trays for feeding documents to the document feeder portion; a control portion through which each of the multiple number of document trays can be designated to be used as a dedicated tray corresponding to the usage purpose and which can provide the presentation of operational conditions corresponding to the usage purpose; and a controller which, when the document is placed on one of the dedicated trays, automatically selects among the multiple sets of operational conditions, one set of operational conditions for the usage purpose designated for the document-placed, dedicated tray and presents said one set of operational conditions on the control portion; wherein the control portion has a usage purpose selector for allowing a dedicated tray to be temporarily used for a usage purpose other than that designated even after when the document has been placed on the dedicated tray.