Paper Movement Paper movement troubleshooting can be completed after verifying that the I/O configuration on the computer is correct and that the software performs adequately. Also confirm that the documents being scanned meet the media specifications detailed in Chapter 1. Button Press The front cover holds the control board in place, allowing the [To[PC] and [To[Printer] buttons to operate. With the front cover in place, Press [To[PC] or [To[Printer] . The pickup roller should rotate. Note The [To[PC] button will not operate properly unless the software is installed. If the pickup roller does not rotate, first verify that the front cover holds the control board in place properly.
Also verify that the buttons activate the switches on the control board. With the front cover off, hold the control board in place manually. If the pickup roller still does not rotate, 1 Replace the front cover if it is damaged or defective. 2 Replace damaged or defective buttons. Paper Sensor The paper sensor detects the leading and trailing edges of pages. When the paper sensor is not working properly, • The margin at the top of an output image may be different from the margin of the original scanned document. • The output document may be two or three pages even when the original scanned document is only one page. When these problems occur:
1 Check the paper sensor lever spring and replace it if it is damaged or broken. Note The spring can become disconnected during shipping. Reattach the spring, and bend the end of the spring so that it will not come loose. The end of the spring may be glued in place, if necessary. 2 Check the paper sensor lever and replace it if it is damaged or broken. 3 Replace the paper sensor. 4-4 Troubleshooting EN