(11) Printer System: Low Image Density - Konica Minolta PagePro 1380 MF Service Manual

(11) Printer system: Low image density

<Troubleshooting Procedure>
Step
1 Is the paper damp?
2 Is there toner left in the Toner Cartridge?
3 Is the PC Drum faulty (life)?
4 Is the developing bias faulty?
5 Is the image transfer faulty?
<Typical Faulty Image>
4011T003AA
Check
T-33
Result Action
YES Replace the paper with paper
that was just unwrapped.
NO Replace the Toner Cartridge.
YES Replace the Drum Cartridge.
YES Replace the High Voltage Unit
(HV1).
Replace the Controller/Image
Control Board (PWB-I).
YES Replace the Image Transfer
Roller.
Replace the High Voltage Unit
(HV1).
Replace the Controller/Image
Control Board (PWB-I).