Trouble Shooting
| Step | Cause | Solution | Parts |
| 1 | Drum unit defective. | Replace the drum unit. | Drum (015-0289-21) |
| 2 | Not enough toner | Replace toner cartridge | Toner 6K (015-0296-21) 10K (015-0297-21) |
| 3 | LSU defective. | Replace LSU. | LSU (002-B097-0-SP) |
Image Problem: Print Blur.
