Patent ID: 8630028

Claim:
An image reading apparatus, comprising: a conveyor roller configured to come in contact with a sheet-like medium and to convey the contacted medium in a conveyance direction in which the medium is conveyed; an image pickup device configured to pick up an image of the conveyed medium; a control device configured to control the conveyor roller and the image pickup device; an apparatus main unit that accommodates the conveyor roller, the image pickup device, and the control device; and a state detecting device configured to detect whether the apparatus main unit is in a first state in which the apparatus main unit is stationary or in a second state in which the apparatus main unit is non-stationary, wherein the control device is configured to change contents of the control of at least the conveyor roller based on a result of the detection by the state detecting device, the control device is configured to cause the conveyor roller to rotate before starting the picking up of an image of the conveyed medium by the image pickup device to perform pre-pull-in control of causing the conveyor roller to hold a leading end in the conveyance direction of the medium inserted into the apparatus main unit, and the control device is configured to make a handheld pre-rotation speed that is a rotation speed of the conveyor roller in the pre-pull-in control in the second state of the apparatus main unit smaller than a desktop pre-rotation speed that is a rotation speed of the conveyor roller in the pre-pull-in control in the first state of the apparatus main unit.