Routine maintenance
Cleaning the corona wire
If you are experiencing print quality problems, please clean the corona wire as follows:
1Open the front cover of the printer.
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2Pull out the drum unit and toner cartridge assembly.
CAUTION
•We recommend that you place the drum unit and toner cartridge assembly on a piece of
disposable paper or cloth in case you accidentally spill or scatter toner.
• To prevent damage to the printer from static electricity, do not touch the electrodes shown in the illustrations.
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