HL-2140 FAQs & Troubleshooting HL-2140 Not your product? Sort by: Updated Date Popularity 2 Results 1. 19/04/2023 "Offline" appears on the Status Monitor. 2. 08/05/2013 The Drum LED is still on or flashing after I replace the drum unit with a new one. More FAQs Error Messages FAQs & Troubleshooting