Trouble Shooting StepsCauseSolutionParts1Poor discharge of charger.Replace the drum unit.<Video Link>Drum unit (015-0275-22)2Poor grounding of the drum unit.Replace the drum unit.<Video Link>Drum unit (015-0275-22)3Poor grounding of the fuser.Replace the fuser.220V Fuser…
Trouble Shooting StepsCauseSolutionParts1Toner stock may be low.Replace the toner cartridge.<Video Link>Toner (015-0273-22)1The toner cartridge may not be installed correctlyInstall the toner cartridge correctly
Trouble Shooting StepCauseSolutionParts1The thermostat is shutting off due to overheat.Replace the thermostat.Thermostat (008-0361-9-SP)2Fuser temperature sensor defective.Relace thermistor temperature sensor. (for A4 or A3 lamp).Fuser temperature sensor (008-0347-9-SP).3Lamp of fuser defective.Replace…
Trouble Shooting StepsCauseSolutionParts1Charger malfunctioned or corona wire broken.Replace the drum unit.<Video Link>Drum unit (015-0275-22)2The high-voltage power board is faultyReplace the Power Supply Board. <Video Link>Power Supply (005-3134-9-SP) 3Main board malfunctioned.Replace…
Trouble Shooting StepCauseSolutionParts1Deskew sensor failed.Replace SBA234 board.Deskew sensor (004-2714-9-SP)2IFA99 board failed.Replace IFA99 board. <Video Link>IFA99 board (004-2785-9-SP)3IFA98 board failed.Replace IFA98 board.IFA98 board (004-2786-9-SP)4Main board malfunctioned.Replace the main board MBA795 <Video…
Trouble Shooting StepsCauseSolutionParts1Thermistor faultReplace Fuser220V Fuser (002-7476-0-SP)110V Fuser (002-7536-0-SP)2The main board is faultyReplace the main board MBA795 <Video Link>Main board (004-3055-9-SP)
Trouble Shooting StepCauseSolutionParts1Fuser temperature sensor defect.Replace thermistor temperature sensor.Fuser temperature sensor (008-0347-9-SP).2Main board defect.Relace main board MBA890.Main board:AM7630i (004-3479A-9-SP)AM7640i (004-3479B-9-SP)AM5630i (004-3479C-9-SP)AM5640i (004-3479D-9-SP)
Trouble Shooting StepCauseSolutionParts1Paper-jam sensor (Main & tray 2) defect.Replace paper-jam sensor.Paper-jam sensor (008-0364-9-SP)2Main board defect.Relace main board MBA890.Main board:AM7630i (004-3479A-9-SP)AM7640i (004-3479B-9-SP)AM5630i (004-3479C-9-SP)AM5640i (004-3479D-9-SP)
TrouTrouble Shooting StepsCauseSolution1Software transtfer a unsupported print resolution to MFP/Printer.Adjust the resolution to 600DPI, refer to level 1.
