| 摘要 |
This ADF 11 comprises an original document holding unit 31, a paper supply roller 51, and a lift plate drive unit 35. The original document holding unit 31 is capable of holding original documents and has a lift plate 41 capable of moving original documents to the loading direction. The paper supply roller 51 is capable of supplying an original document held in the lift plate 41. The lift plate drive unit 35 raises the lift plate 41 so that the original document abuts to the paper supply roller 51 when an original document is placed in the lift plate 41, and has the ability to lower the raised lift plate 41 when the next input operation is not performed within the prescribed time after an input operation is performed in regards to the operation panel 23.
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