Monocolor> Blurred Image; Monocolor> Blank Print, Black Print - Epson AcuLaser C9200N Service Manual

EPSON AcuLaser C9200N
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BLURRED IMAGE
A. Typical Faulty Images
B. Troubleshooting Procedure
Step Section
1 PH Unit The surface of the PH
Window is dirty.
2 Photoconductor Dirty on the outside.
Unit
3 The problem has been
eliminated through the checks
of steps up to 2.
Troubleshooting
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Blurred image
4036fs4031c0
Check Item Result
YES Clean with cleaning jig.
YES Clean.
NO Change Photoconductor Unit.
(p.162)
→
Change PH Unit.
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BLANK PRINT, BLACK PRINT
A. Typical Faulty Images
B. Troubleshooting Procedure
Action Step Section
1 Image Check
2 Photoconductor
Unit
3
(p.175)
4 High Voltage
Unit (Image
Transfer,
Neutralizing)
5
Image quality problem
Blank print Black print
4036fs4038c0 4036fs4039c0
Check Item Result
A blank print occurs. YES Check PH Unit connector for
proper connection.
Coupling of PU drive NO Check and correct drive
mechanism is installed transmitting coupling. Change
properly. PU.
The PC Drum Charge Corona NO Check, clean, or correct the
voltage contact or PC Drum contact.
ground contact of the
Photoconductor Unit is
connected properly.
Connector is connected NO Reconnect.
properly.
The problem has been NO Change High Voltage Unit
eliminated through the check (Image Transfer,
of step 4. Neutralizing).
→
(p.198)
→
Revision D
Action
(p.230)
Change Controller Board.
Change PH Unit. (p.175)
144
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