Maintain the printer
This section provides instructions for keeping the printer in top working condition. Perform these maintenance procedures as necessary.
•Clean the automatic document feeder
Clean the scanner glass
NOTE: Dust or dirt on the scanner glass, scanner lid backing, or scanner frame can slow down performance, degrade the quality of scans, and affect the accuracy of special features such as fitting copies to a certain page size.
To clean the scanner glass
1.Turn off the printer. For more information, see Turn off the printer.
2.Lift the scanner lid.
3.Clean the glass by using a soft,
CAUTION: Use only glass cleaner to clean the scanner glass. Avoid cleaners that contain abrasives, acetone, benzene, and carbon tetrachloride, all of which can damage the scanner glass. Avoid isopropyl alcohol because it can leave streaks on the glass.
CAUTION: Do not spray the glass cleaner directly on the glass. If too much glass cleaner is applied, the cleaner could leak under the glass and damage the scanner.
4.Close the scanner lid, and turn on the printer.
Clean the exterior
WARNING! Before cleaning the printer, turn the printer off by pressing the 
(Power button) and unplug the power cord from the electrical socket.
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