08/2012
3-20
WorkCentre 5021/5019
IDS8, IDS9
Initial Issue
Image Quality
2. 2,3: Replace the Drum Cartridge (PL 8.1) (REP 8.1.1)
IDS9 Regular Toner Contamination In Process Direction
(Spots, Streaks, Bands etc.)
Figure 1 Regular Toner Contamination In Process Direction (Spots, Streaks, Bands etc.)
Defect Sample (j0ch3226)
Cause
1. 94 mm pitch -> Drum: Scratches or foreign substances
2. 27 mm pitch -> Magnetic Roll: Developing powder stuck on the Magnetic Roll
3. 38 mm pitch -> BCR: Scratches or foreign substances
4. 79 mm pitch -> Heat Roll: Scratches or foreign substances
5. 47 mm pitch -> Heat Roll (Fusing Unit): Contamination
6. 63 mm pitch -> Registration Roll: Contamination
7. 47 mm pitch -> If this occurs during Duplex feed - Duplex Roll 1, Duplex Roll 2: Contami-
nation
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