Trouble Shooting
| Step | Cause | Solution | Parts |
| 1 | The Waste Toner Can is defective. | Replace the Waste Toner Can. | With toner spare parts 6K (015-0296-21) 10K (015-0297-21) |
| 2 | Toner sensor defective. | Replace the toner sensor SBA252. | Toner sensor (004-2947-9-SP) |
