HL-6180DWT FAQs & Troubleshooting HL-6180DWT Not your product? Sort by: Updated Date Popularity 3 Results 1. 24/07/2018 Clean the drum unit 2. 17/09/2014 Clean the paper pick-up roller. 3. 27/08/2014 Clean the corona wire More FAQs Cleaning FAQs & Troubleshooting