MFC-9970CDW
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Perguntas mais frequentes e Resolução de problemas |
Colored spots at 94 mm (3.7 in.) intervals or at 30 mm (1.2 in.) intervals
To solve the problem, follow the instructions below for your case:
Case 1: Colored spots at 94 mm (3.7 in.) intervals
Please check the following points to solve the problem:
- The drum unit or toner cartridges may not be installed correctly. Re-install the drum unit and toner cartridges.
- Print a few pages. If the problem is not solved, the drum may have foreign material, such as glue from a label, stuck on the drum surface. Clean the drum unit. Click here to see the details of how to clean the drum unit.
- The drum unit may be damaged. Put in a new drum unit. Click here to see the details of how to replace the drum unit.
Case 2: Colored spots at 30 mm (1.2 in.) intervals
Please check the following points to solve the problem:
- The drum unit or toner cartridges may not be installed correctly. Re-install the drum unit and toner cartridges.
- The toner cartridge may be damaged. Put in a new toner cartridge as follow:
- Click here to print the chart. [345KB/ PDF]
- Compare your printed document with the printed chart to identify the color causing the problem.
- Replace the toner cartridge of the color. Click here to see the details of how to replace the toner cartridge.
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