HL-2140 FAQs & Troubleshooting HL-2140 Not your product? Sort by: Updated Date Popularity 2 Results 1. 03/27/2023 "Offline" appears on the Status Monitor. 2. 03/20/2012 The Drum LED is still on or flashing after I replace the drum unit with a new one. Error Messages FAQs & Troubleshooting