Printer System: Blank Spots; Printer System: Smears On Back - Konica Minolta bizhub 160 Service Manual

Field Service Ver. 1.0 Apr. 2005
22.4.9

Printer System: Blank Spots

A. Troubleshooting Procedures
Step
1 Is paper damp?
2 Is the PC Drum scratchy?
3 Is there foreign matter on paper path?
4 Is Image Transfer Roller dirty or scratchy?
22.4.10

Printer System: Smears on Back

A. Troubleshooting Procedures
Step
1 Is there foreign matter on paper path?
2 Is Fusing Roller dirty or scratchy?
3 Is Image Transfer Roller dirty or scratchy?
<Typical Faulty Image>
Check
<Typical Faulty Image>
Check
22. Image quality problem
4011T008AA
Result Action
YES Replace paper for one just
unwrapped.
YES Replace Drum Cartridge.
YES Remove foreign matter.
YES Replace Image Transfer Roller.
Replace High Voltage Unit (HV1).
Replace Controller/Mechanical Con-
trol Board (PWB-P).
4011T009AA
Result Action
YES Remove foreign matter.
YES Replace Fusing Unit (Fusing Roller).
YES Replace Image Transfer Roller.
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