Analysis and Processing of Ricoh 5627 Vertical Black Bar Phenomenon
Symptom: Vertical black bars appear on the copy cause of the issue: 1. The optical part is dirty. 2. There is dust between the cleaning blade and the drum. 3. The blade of the cleaning blade is deformed. 4. The cleaning brush and the developing device inlet seal are deformed. Solution: First, reduce the copy and try to see if the black bars move? If moving, check and clean the optical section and the dust glass to see if the movement disappears. Secondly, if the reduced copy black strip does not move, press the scraper release lever two or three times to clean the cleaning scraper if the black strip […]