The Drum LED is still on or flashing after I replace the drum unit with a new one. | Brother
Brother HL-5250DN Toner Cartridge and Drum – Absolute Toner
Buy 2 Black Toner Cartridges, 1 Drum Unit) Compatible High Yield TN-580 TN580 Toner Cartridge and DR-520 Drum Unit Used for Brother DCP-8065DN HL-5240 5250DN 5340D MFC-8890DW 8460N Printer, by EasyPrint Online
Toner cartridges for Brother HL-5250 DN - compatible, original