To clean the upper ADF glass strip If you continue to experience poor copy quality, you might need to clean the upper ADF glass strip. CAUTION Clean this area only if you see copy defects such as streaks, and you notice dust inside the glass strip. Cleaning this area frequently could introduce dust into the MFP. WARNING! In order to avoid shock hazard, turn the MFP and the finishing device off and unplug all power cords before you begin these steps. 1 Open the ADF feeder. Figure 27. Upper ADF glass strip (1 of 4) 2 Locate the latch that releases the upper ADF glass strip. Push the latch to the left, and then pull the latch down to expose the inside of the glass strip. Figure 28.
Upper ADF glass strip (2 of 4) CAUTION Use dry cloth only in this area. Do not use solvents, cleaners, water, or compressed air. Doing so could severely damage the MFP. 3 Gently wipe the glass with a dry, lint-free cloth. C8523-90921 Cleaning the MFP and accessories 59