Printer Section: Black Streaks Or Bands - Konica Minolta Di1611 Service Manual

Di1611/Di2011 FIELD SERVICE Ver.1.0 Mar. 2004
4.4.16

Printer Section: Black streaks or bands

Step
1 PC Drum is dirty or scratchy.
2 Foreign matter (such as paper dust) sticks to the
Cleaning Blade of IU or the blade curves upward.
3 DB of IU is plugged with foreign matter (such as
paper dust).
4 PC Drum Charge Corona grid mesh and Comb
Electrode are dirty, scratchy, deformed, damaged,
or out of position.
5 Fusing Roller is dirty or scratchy.
6 PH window of the PH Unit is dirty or scratchy.
<Typical Faulty Images>
4011T017AA
Check
3-57
TROUBLESHOOTING
4011T023AA
Result Action
YES • Clean or change.
YES • Remove foreign
matter, correct, or
change.
YES • Remove foreign
matter.
YES • Clean or change.
YES • Clean or change.
YES • Clean or change.
NO • Change IU.