User’s Manual8-38.2 Cleaning the scanner glassThe glass in the scanner should be cleaned periodically. Ifdebris is present, the scanned image may have streaks orscratches.To clean the scanner glass,1. Turn the scanner off by turning the POWER knob to“OFF”.2. Turn the scanner to its back side.3. Wet the supplied cleaning swab with some isopropylalcohol (95%).4. Release the glass by pressing the button on the right sidewith your right hand. At the same time, use your lefthand to insert the cleaning swab into the right end of theglass and then slide the cleaning swab to the left end asindicated.