If you have print quality problems, clean the corona wire as follows:
1 | Open the front cover. |
2 | Take out the drum unit and toner cartridge assembly.   CAUTION | We recommend that you put 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 illustration. |
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3 | Clean the primary corona wire inside the drum unit by gently sliding the green tab from right to left and left to right several times.   CAUTION | Be sure to return the tab to the home position (  ) (1). If you do not, printed pages may have a vertical stripe. |
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4 | Put the drum unit and toner cartridge assembly back in the printer. Close the front cover. |