Trouble Shooting
Step | Cause | Solution | Parts |
1 | Fuser temperature sensor defect. | Replace thermistor temperature sensor. | Fuser temperature sensor (008-0347-9-SP). |
2 | Main 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) |