Void Areas - Konica Minolta 7115 Service Manual

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Void areas

Section Step
Output 1 Foreign matter is present along the
system paper path.
2 Paper dust plugs up the Paper Dust
Remover.
3 PC Drum Charge Corona, grid mesh,
and Comb Electrode are loose.
4 PC Drum Charge Corona contact is
dirty, scratchy, deformed, worn, or dam-
aged.
5 Developing Roller is dirty, scratchy,
deformed, worn, or damaged.
6 Toner is even on Sleeve/Magnet Roller.
7 Developer is not even in the Developer
Mixing Chamber of IU.
8 DB of IU is plugged with foreign matter
(such as paper dust).
9 Image Transfer Roller is dirty, scratchy,
deformed, worn, or damaged.
10 Image Transfer Roller Assy is installed
correctly.
11 Charge Neutralizing Plate is dirty,
scratchy, folded, or bent.
12 Left Fusing Roller is dirty, scratchy,
deformed, or worn.
Check Result
YES • Remove foreign matter.
YES • Clean or change.
YES • Reinstall.
YES • Clean, correct, or
YES • Clean or change.
NO
YES • Even out developer in
YES • Remove foreign matter.
YES • Clean, correct, or
NO
YES • Clean, correct, or
YES • Clean or change.
NO
T-54
Action
change.
• Adjust DB.
For details, see DIS/
REASSEMBLY,
ADJUSTMENT.
the Developer Mixing
Chamber.
change.
• Reinstall.
change.
• Change IU.