Faint | | • | Check the printer’s environment. Conditions such as humidity, high temperatures, and so on may cause this print fault. See Positioning the printer. | | • | If the whole page is too light, Toner Save mode may be on. Turn off Toner Save mode in the printer Properties tab of the driver. | | • | | | • | |
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Grey background | | • | | | • | Check the printer’s environment - high temperatures and high humidity can increase the amount of background shading. See Positioning the printer. | | • | | | • | |
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Ghost | | • | Make sure you use paper that meets our specifications. Rough-surfaced paper or thick print media may cause this problem. See What kind of paper can I use?. | | • | | | • | |
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Toner specks | |
Hollow print | | • | | | • | Choose Thick paper mode in the printer driver, or use thinner paper than you are currently using. | | • | Check the printer’s environment because conditions such as high humidity can cause hollow print. See Positioning the printer. |
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All black | | • | Clean the primary corona wire inside the drum unit by sliding the blue tab. Make sure you return the blue tab to the home position (  ). See Cleaning the corona wire. | | • | |
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White Spots on black text and graphics at 75 mm (3.0 in.) intervals Black Spots at 75 mm (3.0 in.) intervals | | • | If the problem is not solved after printing a few pages, the drum unit may have glue from label stock on the OPC drum surface. Clean the drum unit as follows: | 1 | Position the print sample in front of the drum unit, and find the exact position of the poor print. | | 2 | Turn the drum unit gear by hand while looking at the surface of the OPC drum. | | 3 | When you have located the mark on the drum that matches the print sample, wipe the surface of the OPC drum with a dry cotton swab until the dust or paper powder on the surface comes off. |
 Note | | Do not try to clean the surface of the photosensitive drum with a sharp object. |
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Black toner marks across the page | | • | | | • | | | • | If you use label sheets for laser printers, the glue from the sheets may sometimes stick to the OPC drum surface. Clean the drum unit. See Clean the drum unit as follows:. | | • | Do not use paper that has clips or staples because they will scratch the surface of the drum. | | • | If the unpacked drum unit is in direct sunlight or room light, the unit may be damaged. |
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White lines across the page | | • | Make sure that you use paper that meets our specifications. A rough surfaced paper or thick print media can cause the problem. | | • | Make sure that you select the appropriate media type in the printer driver. | | • | The problem may disappear by itself. Try printing multiple pages to clear this problem, especially if the printer has not been used for a long time. | | • | |
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Lines across the page | | • | Clean the inside of the printer and the primary corona wire in the drum unit. See Cleaning. |
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Black lines down the page Printed pages have toner stains down the page. | | • | | | • | Make sure the primary corona wire cleaner is at the home position ( ). | | • | | | • | The toner cartridge may be damaged. Put in a new toner cartridge. See Replacing the toner cartridge. Make sure that a torn piece of paper is not inside the printer covering the scanner window. | | • | The fuser unit may be smudged. Call your dealer or Brother Customer Service. |
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White lines down the page | |
Page skewed | | • | Make sure the paper or other print media is loaded properly in the paper tray and that the guides are not too tight or too loose against the paper stack. | | • | | | • | | | • | | | • | |
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Curl or wave | | • | | | • | If you don’t use the printer very often, the paper may have been in the paper tray too long. Turn over the stack of paper in the paper tray. Also, try fanning the paper stack and then rotating the paper 180˚ in the paper tray. |
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Wrinkles or creases | | • | | | • | | | • | Turn over the stack of paper in the tray or try rotating the paper 180˚ in the input tray. |
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