Konica Minolta Kodak i5850 User Guide - Page 95

Problem Image quality is poor or has degraded "False" paper jams or multifeeds are occurring The scanner will not scan/ feed documents Scanner is running slow Documents are skewed during scanning Scanner pauses excessively during scanning Roller marks or streaks appear on documents after scanning Vertical lines appear on the image Possible Solution Make sure that the scanner and imaging guides are clean. Refer to Chapter 7, Maintenance. • Make sure that the transport area is clean. • Select a different Document Handling setting. See the Scanning Setup Guide for the ISIS Driver, TWAIN Datasource or VRS for more information. • Adjust the Multifeed Sensitivity setting in your scanning application. See the Scanning Setup Guide for the ISIS Driver, TWAIN Datasource or VRS for more information. Make sure that: • the power cord is plugged in and the power is on. • the power button has been pushed on and the green LED is lit. • the scanner cover is completely closed. • documents are making contact with the feed module and are covering the paper present sensor. • documents meet specifications for size, weight, and type, etc. • for thicker documents, toggle the gap release toggle switch during feeding. • you check the feed module and separation roller and pre-separation pad for signs of wear, and replace these parts if necessary. You can also power the scanner down and power it up again. • Your host PC may not meet the minimum requirements for the scanner. See Appendix A, Specifications. • Some image processing functions may reduce scanner speed. • Resolution (dpi) setting may be set too high. • Compression setting may not be set high enough. • Your virus software may be scanning all TIFF or JPEG files. • Ensure you are scanning to a local drive. Make sure that: • the input elevator side guides are adjusted to fit the documents being fed. • documents are being fed perpendicular to the feed module. • all staples and paper clips have been removed from the documents. • the feed module, separation roller, and drive rollers are clean. • the scanner cover is firmly closed. Make sure that: • the host PC meets minimum requirements for scanning. See Appendix A, Specifications. • there is enough free space on the hard disk drive. • all other applications are closed. • you are using a USB 2.0 connection. You can also try changing the scanning options (compression, resolution, output format, etc.) in your scanning application. Clean the feed module, separation roller and tires. Refer to Chapter 7, Maintenance. • Clean the imaging guides. Refer to Chapter 7, Maintenance. • Enable the Streak Filter option in your scanning application or increase the aggressiveness. 8-2 A-61670 August 2014