| 摘要 |
An original document feed tray is positioned above an original document output tray. When original documents are set on the original document feed tray, the original document feed tray is moved upwardly from a home position to a position where the uppermost original document sheet can be transported to an original document transport mechanism. When the original document feed tray is lifted in accordance with the reduction of the original documents on the original document feed tray after the original documents are transported to the original document transport mechanism, the original document feed tray is lifted to a position, above the position where all original documents on the original document feed tray were transported to the original document transport mechanism.
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