MFC-8910DW

FAQs & Troubleshooting

Clean the drum unit

If your printout has dots at 94mm (3.7in.) intervals, the drum may have foreign material, such as glue from a label stuck on the drum surface. Please follow the steps below to solve the problem.

NOTE: Illustrations shown below are from a representative product and may differ from your Brother machine.

*If your Brother machine has a touchscreen, please follow the steps under "For touchscreen models" below.

DO NOT put a toner cartridge or a toner cartridge and drum unit assembly into a fire. It could explode, resulting in injuries.
DO NOT use flammable substances, any type of spray, or an organic solvent/liquid containing alcohol or ammonia to clean the inside or outside of the product. Doing so could cause a fire or electrical shock. Instead, use only a dry, lint-free cloth.

Make sure that the machine is in the Ready mode.
Press Menu.
Press the Up or Down arrow key to choose Print Reports, and then press OK.
Press the Up or Down arrow key to choose Drum Dot Print, and then press OK.
Press Start to print the drum dot check sheet.
Go to STEP 6 under "For touchscreen models" below.

<For touchscreen models>

Make sure that the machine is in the Ready mode.
Press Menu.
Press the Up or Down arrow key to display Print Reports.
Press Print Reports.
Press the Up or Down arrow key to display Drum Dot Print.
Press Drum Dot Print.
The machine will display Press Start.
Press Start to print the drum dot check sheet.
Leave the machine turned on for 10 minutes for the internal fan to cool the extremely hot parts inside the machine.
After the machine has cooled down, turn off the machine's power switch.
Press the front cover release button and then open the front cover.
Take out the drum unit and toner cartridge assembly.
Push down the green lock lever and take the toner cartridge out of the drum unit.
Turn the drum unit as shown in the illustration. Make sure that the drum unit gear (1) is on the left hand side.
Use the numbered markers next to the drum roller to find the mark.
For example, a dot in column 2 on the check sheet would mean that here is a mark in the "2" region of the drum.
Turn the drum unit gear toward you by hand while checking the surface of the suspected area.
When you have found the mark on the drum that matches the drum dot check sheet, wipe the surface of the drum gently with a cotton swab until the mark on the surface comes off.

DO NOT clean the surface of the photosensitive drum with a sharp object or any liquids.
Turn the drum unit back over.
Put the toner cartridge back into the drum unit until you hear it lock into place.
If you put the cartridge in correctly, the green lock lever will lift automatically.

Make sure that you put in the toner cartridge correctly or it may separate from the drum unit.
Put the drum unit and toner cartridge assembly back into the machine.
Close the front cover of the machine.
Turn on the machine's power switch.

If your question was not answered, have you checked other FAQs?

Have you checked the manuals?

Go to the Manuals section

If you need further assistance, please contact Brother customer service:

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