418 Maintenance
Cleaning the Raster Optical Scanner (ROS) Window
To prevent deterioration of printing quality due to stains inside the printer, clean inside the printer regularly by using
the cleaning rod whenever you replace drum cartridges.
1 Open the side cover.
2 Turn the waste toner box lock lever 90-degrees counterclockwise to unlock the waste toner box.
3 Grasp the handle on the waste toner box and pull it out making sure to hold it upright so that the waste toner
does not spill out.
NOTE:
• Take care not to drop the waste toner box while you are removing it.
• After removing the waste toner box, do not touch the parts shown in the illustration. Toner can dirty or stain
your hands.
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