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7. Close the front cover.
Cleaning Your Printer
Cleaning the Printhead Lens
1. Turn the printer off and unplug the power cord from the wall outlet and disconnect all cables to the printer before
proceeding.
2. Open the front cover by pressing the button on the right side of the printer and lowering the cover.
3. With the toner cartridge still attached, lift the base of the imaging drum kit and gently pull it up and out of the printer.
NOTE: Do not press the button on the base of the imaging drum kit.
Place the imaging drum kit with the toner cartridge assembly on a flat, clean surface.
CAUTION: Using controls, making adjustments, or performing procedures other than those specified in your
user documentation or in the instructions provided to you by Dell may result in exposure to hazardous
radiation.
NOTICE: Do not leave the imaging drum kit and toner cartridge assembly exposed to direct light for an extended
period of time. Extended light exposure can cause print quality problems.