Cleaning the LED HeadClean the LED head if vertical white lines appear, images are faded, or the periphery ofletters are smudged in the printouts.NoteDo not use solvents, such as methyl alcohol or thinners, because they may damage the LEDhead.Do not expose the image drum to direct sunlight or strong light (approximately 1,500 lux ormore). Even under room lighting, do not leave the image drum for 5 minutes or more.1. Hold the handle (A) to open the scanner unit.2. Insert your finger into the lever (B) on the right side of themachine and pull the front cover open lever (1) to open the frontcover (2) forward.3. Press the button (C) and open the Output Tray (3).667