08/2012
3-17
WorkCentre 5021/5019
IDS3, IDS4
Image Quality
Initial Issue
IDS3 White Streaks (Process Direction)
Figure 1 White Streaks (Process Direction) Defect Sample (j0ch3219)
Cause
1. Foreign substances are blocking the ROS Laser.
2. Developing powder clogging on the Developer Magnetic Roll due to foreign substances.
Action
1. Clean the light path and the seal glass between the ROS Assembly (PL 2.1) (REP 2.1.1)
and the Drum Cartridge (PL 8.1) (REP 8.1.1).
2. Replace the Drum Cartridge (PL 8.1) (REP 8.1.1)
IDS4 Black Bands
Figure 1 Black Bands Defect Sample (j0ch3220)
Cause
1. The developing powder is not well mixed.
Action
1. Mix the developing powder by processing blank paper.
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