Brother International MFC 8890DW Service Manual - Page 120
Poor fixing, Is the Toner life End
UPC - 012502622673
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Page 120 highlights
■ Poor fixing - Replace the drum unit with a new one. - Replace the toner cartridge with a new one. Step 1 2 3 4 5 6 Cause Check Result Remedy High pressure of Is the problem solved by Change the position of the pressure roller in changing the position of Yes anti-curl lever. the fuser unit the anti-curl lever? Fuser unit failure Is the problem solved Replace the fuser unit. after replacing the fuser Yes unit? Toner sensor failure Is the "Toner life End" message indicated on the LCD after replacing the current toner cartridge with a new one? Replace the toner sensor. No HVPS PCB failure Is the problem solved after replacing the HVPS PCB ASSY? Replace the HVPS PCB Yes ASSY. Main PCB failure Is the problem solved after replacing the main PCB ASSY? Replace the main PCB Yes ASSY. Low-voltage power supply PCB failure Is the problem solved after replacing the PS PCB unit? Replace the PS PCB unit. Yes 3-48 Confidential