HL-1430

FAQ et Diagnostic

Black toner marks appear across the page.

The drum unit may be damaged. Put in a new drum unit. To see how to replace the drum unit, click here.
Make sure you use paper that meets the paper specifications. To see what kind of paper you can use, click here.

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.
Do not use paper that has clips or staples because they will scratch the surface of the drum.
If the unpacked drum unit is subjected to excessive direct sunlight or room light, the unit may be damaged.

HL-1430

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