Trouble Shooting
Step | Cause | Solution | Parts |
1 | No drum unit. | Install or replace drum unit. | Drum (015-0289-21) |
2 | Main board defective. | Replace 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) |