HL-5240L
FAQs & Troubleshooting
Black toner marks appear across the page.
Please check the following points:
The drum unit may be damaged. Put in a new drum unit. To see how to replace the drum unit, click here .
Make sure that you use paper that meets our specifications.
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. To see how to clean the drum unit, click here .
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.
If your question was not answered, have you checked other FAQs?
Have you checked the manuals?
If you need further assistance, please contact Brother customer service:
Related Models HL-5240, HL-5240L, HL-5250DN
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Error Messages Paper Feed / Paper Jam Print Mobile Others Linux Product Setup Driver / Software Network Settings Consumables / Paper / Accessories Cleaning Specification OS Support Information
Printer Error Message on Computer Error Message on Mobile Device Light Indication Paper Jam Paper Feed Problem Cannot Print (via Network) Cannot Print (via USB / Parallel) Cannot Print (via Mobile Device) Print Quality Problem General Print Problem Print from Computer (Windows) Print from Mobile Device Print Settings / Management Tips for Printing Advanced Networking Android™ Device-related Problem Brother iPrint&Scan / Mobile Connect (Android™) Machine problem Machine Setup / Settings Accessory Installation Installing Drivers / Software Updating Drivers / Software / Firmware Uninstalling Drivers / Software Driver / Software Settings Driver / Software tips Consumables Paper Accessories Cleaning Product Specification Paper Specification Windows Support Macintosh Support
