MFC-7240
FAQs & Troubleshooting
Black toner marks across the page
Please check the following points to solve the problem:
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."Clean the drum unit." Make sure that you use paper that meets our specifications. "What kind of paper can I use?" and "What is the recommended paper?" 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. The toner cartridge may be damaged. Put in a new toner cartridge. "REPLACE TONER". The drum unit may be damaged. Put in a new drum unit. "REPLACE DRUM".
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Related Models DCP-7055, DCP-7060D, DCP-7065DN, DCP-8155DN, FAX-2840, FAX-2950, HL-5440D, HL-5450DN, HL-5470DW, HL-6180DW, MFC-7240, MFC-7360N, MFC-7362N, MFC-7460DN, MFC-7860DW, MFC-8510DN, MFC-8910DW, MFC-8950DW
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Error Messages Paper Feed / Paper Jam Print Scan Copy Telephone Fax Mobile Others Advanced Functions (for Administrators) Linux Product Setup Driver / Software Consumables / Paper / Accessories Cleaning Specification OS Support Information
Printer Scanner / Scan Key Tool PC-FAX / Fax-modem Security Enhancement Error Message on Machine's Display Error Message on Status Monitor Error Message on Computer Error Message on Mobile Device Paper Jam Paper Feed Problem Paper Loading / Handling Cannot Print (via USB / Parallel) Cannot Print (via Mobile Device) Print Quality Problem General Print Problem Print from Computer (Windows) Print from Computer (Macintosh) Print from Mobile Device Print Settings / Management Tips for Printing Cannot Scan (via USB / Parallel) Cannot Scan (via Mobile Device) Scan Quality Problem General Scan Problem Scan from Machine Scan from Mobile Device Scan from Computer (Windows) Scan from Computer (Macintosh) Scan Settings / Management Tips for Scanning Copy Quality Problem General Copy Problem Copy Operation Copy Settings / Management Telephone Problem Telephone Operation Telephone Settings Cannot Send a Fax Cannot Receive a Fax Fax Quality Problem General Fax Problem Fax Sending Operation Fax Receiving Operation Fax Sending Operation from Computer (PC-Fax) Fax Receiving Operation with Computer (PC-Fax) Fax Settings / Management Tips for Fax AirPrint (iOS) Android™ Device-related Problem Brother iPrint&Scan / Mobile Connect (Android™) Machine problem Machine Setup / Settings Paper Handling Installing Drivers / Software Updating Drivers / Software / Firmware Uninstalling Drivers / Software Driver / Software Settings Driver / Software tips Consumables Paper Cleaning Product Specification Paper Specification Windows Support
