Trouble Shooting
| Steps | Cause | Solution | Parts |
| 1 | There is dirt or scratch on the drum unit. | Replace the drum unit. <Video Link> | Drum unit (015-0333-22) |
| 2 | There is dirt or scratch on the fuser. | Replace the fuser. | Fuser (002-B209-0-SP) |
Image Problem: White Spots.
