Trouble Shooting
| Steps | Cause | Solution | Parts |
| 1 | Drum unit near end of life. | Replace the drum unit. | Drum (015-0275-22) |
| 2 | Poor contact of toner cartridge. | Replace the new toner cartridge. | Toner (015-0273-22) |
| 3 | The power supply is faulty. | Replace the power supply. | 220V Power supply (005-3134-9-SP) |
| 4 | Transfer roller is not moving well. | Replace the transfer roller. | Transfer roller (057-1680-0-SP) |
