Canon 3624B002 User Manual - Page 69

Chapter 5 Maintenance 1. Regular Maintenance To maintain scanning quality, routinely clean the scanner as described below. CAUTION • Do not use spray cleaners to clean the scanner. Precision mechanisms may get wet and malfunction. • Never use paint thinner, alcohol, or other organic solvents to clean the scanner. Such solvents may deform or discolor the exterior of the scanner, and cause other damage. • When opening and closing the upper unit, be careful not to get you fingers caught, as this may result in personal injury. Cleaning the Scanner ■ About the Cleaning Cloth Use the cleaning cloth supplied with the scanner to clean its interior. ■ Cleaning the Scanner Exterior To clean the outside of the scanner, use a cloth moistened with water or mild detergent solution. Wring out the cloth thoroughly, and use a clean dry cloth to wipe the scanner dry. ■ Cleaning the Document Feed Inlet and Transport Path Dust or paper particles in the document feed inlet or inside the scanner can cause spots to appear in scanned images. Use compressed air to periodically clean dust and paper particles from the inlet and the inside of the scanner. After completing large scanning jobs, turn OFF the scanner and clean out any paper particles. Cleaning the Sensors Dust and debris that collects on the sensors may cause documents to be recognized incorrectly. Clean the sensors periodically using a blower, etc. so that dust and debris do not collect on them. Main unit inner lower side Sensors Sensors 5-2