Printer System: Blank Or Black Prints - Konica Minolta Di1610 Service Manual

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Printer system: Blank or black prints

<Troubleshooting Procedures>
Step
1 Is a printed page blank?
2 Is the coupling of the drive mechanism of
the Imaging Cartridge properly connected?
3 Is the drum charge voltage contact point or
PC Drum ground contact point of the Imag-
ing Cartridge properly connected?
4 Is the High Voltage Unit (HV1) connector
connected properly?
5 Is the problem eliminated when step 4 was
checked?
<Typical Faulty Images>
4011T035AA
Check
T-33
4011T036AA
Result Action
YES Check PH Unit connectors for
proper connection.
NO Check coupling of drive mech-
anism for connection and cor-
rect as necessary, or replace
Imaging Cartridge (Drum Car-
tridge, Toner Cartridge).
NO Check, clean, or correct con-
tact point.
NO Connect it properly.
NO Replace High Voltage Unit
(HV1).
Replace Controller/Mechani-
cal Control Board (PWB-P).
Replace PH Unit.