MFC-8440 FAQs & Troubleshooting MFC-8440 Not your product? Sort by: Updated Date Popularity 5 Results 1. 19/12/2022 Can I use non-Brother or third party supplies with the Brother machine? 2. 25/03/2016 What is the difference between the toner cartridge and the drum unit? 3. 19/03/2012 Replace the drum unit. 4. 19/03/2012 Replace the toner cartridge. 5. 10/03/2009 Can I buy any MICR toner? Consumables / Paper / Accessories FAQs & Troubleshooting