7Cleaning the machineCleaning the scan unitKeeping the scan unit clean helps ensure the best possible copies. We suggest that you clean the scan unit at the start of each day and during the day as needed.• Turn the machine off and unplug the power cord. Wait for the machine to cool down. If your machine has a power switch, turn the power switch off beforecleaning the machine.• Illustrations on this user’s guide may differ from your machine depending on its options or models. Check your machine type (see "Front view" on page 17).Slightly dampen a soft, lint-free cloth or paper towel with water.1Lift and open the scanner lid.23. Maintenance 60