FAQs & Troubleshooting
Follow the procedure below to replace drum unit.
The Brother machine has separate consumables the toner cartridge and the drum unit. Verify you replace only the drum unit and not the toner cartridge. If you want to know their difference, refer to "What is the difference between the toner cartridge and the drum unit?"
Do NOT use flammable substances or any type of spray to clean the inside or outside of the machine. Doing this may cause a fire or electrical shock.
Just after you have used the machine, some internal parts of the machine are extremely HOT! Never touch the shaded parts shown in the illustration.
To prevent damage to the printer from static electricity, do not touch the electrodes shown below.
To avoid print quality problems, DO NOT touch the shaded part shown in the illustration.
If you accidentaly touch the shaded part, wipe the surface with a dry lint-free soft cloth.