Turn the drum unit over by holding the green handles, making sure the drum unit gears (1) are on the left-hand side. Be sure to place the toner cartridges on a clean, flat surface with a piece of paper underneath in case of spilled or scattered toner.į. Then, pull each cartridge out of the drum unit. Remove all four toner cartridges by holding the handle of the toner cartridges and slightly pushing them to unlock. Holding the green handles of the drum unit, lift the front of the drum unit and remove it from the machine.Į. To unlock the drum unit, turn the green lock lever (1) at the left of the machine counterclockwise to the release position. Press down on the front cover release button and open the front cover by pulling it towards you.Ĭ. Turn off the machine's power by using the power switch on the right side of the machine.ī. If the problem continues, go to step 4.Ī. If the document prints fine, the issue is resolved. Press Black Start to print the Test Print page. Once your machine's display shows the date and time, print a Test Print page:Į. Push the drum unit into the printer until it clicks into place.ģ. Fold down the toner cartridge handle once the toner cartridge is in place. Make sure that you match the toner cartridge color to the same color label on the drum. Hold the handle of the toner cartridge and slide the toner cartridge into the drum unit. Shake the toner cartridge side to side before reinstalling. Repeat steps 2d - 2f to clean each of the remaining three corona wires. If you do not, printed pages may have a vertical stripe. Clean the corona wire inside the drum unit by gently sliding the green tab from left to right several times.īe sure to return the tab to the home position. Open the gray plastic corona wire cover by lifting the tabs or latches, located on the right and left sides of the cover.Į. Push the release the latches of the corona wire cover (1), and then open the cover. Hold the handle of the toner cartridge and slightly push it toward the machine to unlock it.
If you cannot pull the drum unit out, make sure that the front cover is fully open.Ĭ. Press down on the front cover release button and open the front cover by pulling it towards you.ī. Go to step 2 to clean the corona wire for the color line you see.Ī.
Review your printed pages to identify the color causing the problem.
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