MFC-L3740CDW(E)

FAQ et Diagnostic

Colored spots at 75 mm (3.0 in.) intervals or at 29 mm (1.1 in.) intervals

Follow the steps applicable for your case to resolve the issue:

If the issue is not resolved after printing a few pages, 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 how to clean the drum unit.
Install a new drum unit.
> Click here to see how to replace the drum unit.

Identify the color causing the issue and install a new toner cartridge.

To identify the color of the toner cartridge and replace toner cartridge, follow the steps below:

> Click here to print the chart. [345KB/ PDF]
Compare your printed document with the printed chart to identify the color causing the issue.
Replace the toner cartridge of the color.
> Click here to see how to replace the toner cartridge.

DCP-L3520CDW(E), DCP-L3555CDW, DCP-L3560CDW, HL-L3220CW(E), HL-L8240CDW, MFC-L3740CDW(E), MFC-L3760CDW, MFC-L8390CDW

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