3.13Maintenance6. Carefully wipe the scanning glass with a soft, dry cloth.If the glass is very dirty, first wipe it with a slightly dampened cloth, thenwith a dry cloth. Be very careful not to scratch the glass surface.7. Replace the roller in reverse order, and then pull down the stopper andclose the control panel firmly until it clicks into place.5. Clean the ADF rubber piece.3 Troubleshooting